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i,p,f=0,m=!1,g=!1,v=!1,b=!1,y=!1,_=this._ch,w=!1;i=""!==this._input.read(u),p=_,this._ch=this._input.next(),"\\"===this._ch&&this._input.hasNext()&&(this._ch+=this._input.next()),_=this._ch,this._ch;)if("/"===this._ch&&"*"===this._input.peek()){this._output.add_new_line(),this._input.back();var x=this._input.read(d),k=s.get_directives(x);k&&"start"===k.ignore&&(x+=s.readIgnored(this._input)),this.print_string(x),this.eatWhitespace(!0),this._output.add_new_line()}else if("/"===this._ch&&"/"===this._input.peek())this._output.space_before_token=!0,this._input.back(),this.print_string(this._input.read(h)),this.eatWhitespace(!0);else if("$"===this._ch){this.preserveSingleSpace(i),this.print_string(this._ch);var S=this._input.peekUntilAfter(/[: ,;{}()[\]\/='"]/g);S.match(/[ :]$/)&&(S=this.eatString(": ").replace(/\s+$/,""),this.print_string(S),this._output.space_before_token=!0),0===f&&-1!==S.indexOf(":")&&(g=!0,this.indent())}else if("@"===this._ch)if(this.preserveSingleSpace(i),"{"===this._input.peek())this.print_string(this._ch+this.eatString("}"));else{this.print_string(this._ch);var E=this._input.peekUntilAfter(/[: ,;{}()[\]\/='"]/g);E.match(/[ :]$/)&&(E=this.eatString(": ").replace(/\s+$/,""),this.print_string(E),this._output.space_before_token=!0),0===f&&-1!==E.indexOf(":")?(g=!0,this.indent()):E in this.NESTED_AT_RULE?(this._nestedLevel+=1,E in this.CONDITIONAL_GROUP_RULE&&(v=!0)):0!==f||g||(b=!0)}else if("#"===this._ch&&"{"===this._input.peek())this.preserveSingleSpace(i),this.print_string(this._ch+this.eatString("}"));else if("{"===this._ch)g&&(g=!1,this.outdent()),b=!1,v?(v=!1,m=this._indentLevel>=this._nestedLevel):m=this._indentLevel>=this._nestedLevel-1,this._options.newline_between_rules&&m&&this._output.previous_line&&"{"!==this._output.previous_line.item(-1)&&this._output.ensure_empty_line_above("/",","),this._output.space_before_token=!0,"expand"===this._options.brace_style?(this._output.add_new_line(),this.print_string(this._ch),this.indent(),this._output.set_indent(this._indentLevel)):("("===p?this._output.space_before_token=!1:","!==p&&this.indent(),this.print_string(this._ch)),this.eatWhitespace(!0),this._output.add_new_line();else if("}"===this._ch)this.outdent(),this._output.add_new_line(),"{"===p&&this._output.trim(!0),g&&(this.outdent(),g=!1),this.print_string(this._ch),m=!1,this._nestedLevel&&this._nestedLevel--,this.eatWhitespace(!0),this._output.add_new_line(),this._options.newline_between_rules&&!this._output.just_added_blankline()&&"}"!==this._input.peek()&&this._output.add_new_line(!0),")"===this._input.peek()&&(this._output.trim(!0),"expand"===this._options.brace_style&&this._output.add_new_line(!0));else if(":"===this._ch){for(var C=0;C<this.NON_SEMICOLON_NEWLINE_PROPERTY.length;C++)if(this._input.lookBack(this.NON_SEMICOLON_NEWLINE_PROPERTY[C])){w=!0;break}!m&&!v||this._input.lookBack("&")||this.foundNestedPseudoClass()||this._input.lookBack("(")||b||0!==f?(this._input.lookBack(" 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A=!1;this._input.lookBack("with")&&(A=!0),this.preserveSingleSpace(i||A),this.print_string(this._ch),g&&"$"===p&&this._options.selector_separator_newline?(this._output.add_new_line(),y=!0):(this.eatWhitespace(),f++,this.indent())}else if(")"===this._ch)f&&(f--,this.outdent()),y&&";"===this._input.peek()&&this._options.selector_separator_newline&&(y=!1,this.outdent(),this._output.add_new_line()),this.print_string(this._ch);else if(","===this._ch)this.print_string(this._ch),this.eatWhitespace(!0),!this._options.selector_separator_newline||g&&!y||0!==f||b?this._output.space_before_token=!0:this._output.add_new_line();else if(">"!==this._ch&&"+"!==this._ch&&"~"!==this._ch||g||0!==f)if("]"===this._ch)this.print_string(this._ch);else if("["===this._ch)this.preserveSingleSpace(i),this.print_string(this._ch);else if("="===this._ch)this.eatWhitespace(),this.print_string("="),c.test(this._ch)&&(this._ch="");else if("!"!==this._ch||this._input.lookBack("\\")){var M='"'===p||"'"===p;this.preserveSingleSpace(M||i),this.print_string(this._ch),!this._output.just_added_newline()&&"\n"===this._input.peek()&&w&&this._output.add_new_line()}else this._output.space_before_token=!0,this.print_string(this._ch);else this._options.space_around_combinator?(this._output.space_before_token=!0,this.print_string(this._ch),this._output.space_before_token=!0):(this.print_string(this._ch),this.eatWhitespace(),this._ch&&c.test(this._ch)&&(this._ch=""));return this._output.get_code(t)},e.exports.Beautifier=p},function(e,t,n){var i=n(6).Options;function r(e){i.call(this,e,"css"),this.selector_separator_newline=this._get_boolean("selector_separator_newline",!0),this.newline_between_rules=this._get_boolean("newline_between_rules",!0);var t=this._get_boolean("space_around_selector_separator");this.space_around_combinator=this._get_boolean("space_around_combinator")||t;var n=this._get_selection_list("brace_style",["collapse","expand","end-expand","none","preserve-inline"]);this.brace_style="collapse";for(var r=0;r<n.length;r++)"expand"!==n[r]?this.brace_style="collapse":this.brace_style=n[r]}r.prototype=new i,e.exports.Options=r}],t={};var n=function n(i){var r=t[i];if(void 0!==r)return r.exports;var a=t[i]={exports:{}};return e[i](a,a.exports,n),a.exports}(15);i=n}();var r=i;void 0===(n=function(){return{css_beautify:r}}.apply(t,[]))||(e.exports=n)}()},40998:function(e,t,n){var i,r;!function(){var a;!function(){"use strict";var e=[,,function(e){function t(e){this.__parent=e,this.__character_count=0,this.__indent_count=-1,this.__alignment_count=0,this.__wrap_point_index=0,this.__wrap_point_character_count=0,this.__wrap_point_indent_count=-1,this.__wrap_point_alignment_count=0,this.__items=[]}function n(e,t){this.__cache=[""],this.__indent_size=e.indent_size,this.__indent_string=e.indent_char,e.indent_with_tabs||(this.__indent_string=new 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t=this.__items.length-1;t>=0;t--)if(this.__items[t].match(e))return!0;return!1},t.prototype.set_indent=function(e,t){this.is_empty()&&(this.__indent_count=e||0,this.__alignment_count=t||0,this.__character_count=this.__parent.get_indent_size(this.__indent_count,this.__alignment_count))},t.prototype._set_wrap_point=function(){this.__parent.wrap_line_length&&(this.__wrap_point_index=this.__items.length,this.__wrap_point_character_count=this.__character_count,this.__wrap_point_indent_count=this.__parent.next_line.__indent_count,this.__wrap_point_alignment_count=this.__parent.next_line.__alignment_count)},t.prototype._should_wrap=function(){return this.__wrap_point_index&&this.__character_count>this.__parent.wrap_line_length&&this.__wrap_point_character_count>this.__parent.next_line.__character_count},t.prototype._allow_wrap=function(){if(this._should_wrap()){this.__parent.add_new_line();var e=this.__parent.current_line;return e.set_indent(this.__wrap_point_indent_count,this.__wrap_point_alignment_count),e.__items=this.__items.slice(this.__wrap_point_index),this.__items=this.__items.slice(0,this.__wrap_point_index),e.__character_count+=this.__character_count-this.__wrap_point_character_count,this.__character_count=this.__wrap_point_character_count," "===e.__items[0]&&(e.__items.splice(0,1),e.__character_count-=1),!0}return!1},t.prototype.is_empty=function(){return 0===this.__items.length},t.prototype.last=function(){return this.is_empty()?null:this.__items[this.__items.length-1]},t.prototype.push=function(e){this.__items.push(e);var t=e.lastIndexOf("\n");-1!==t?this.__character_count=e.length-t:this.__character_count+=e.length},t.prototype.pop=function(){var e=null;return this.is_empty()||(e=this.__items.pop(),this.__character_count-=e.length),e},t.prototype._remove_indent=function(){this.__indent_count>0&&(this.__indent_count-=1,this.__character_count-=this.__parent.indent_size)},t.prototype._remove_wrap_indent=function(){this.__wrap_point_indent_count>0&&(this.__wrap_point_indent_count-=1)},t.prototype.trim=function(){for(;" "===this.last();)this.__items.pop(),this.__character_count-=1},t.prototype.toString=function(){var e="";return this.is_empty()?this.__parent.indent_empty_lines&&(e=this.__parent.get_indent_string(this.__indent_count)):(e=this.__parent.get_indent_string(this.__indent_count,this.__alignment_count),e+=this.__items.join("")),e},n.prototype.get_indent_size=function(e,t){var n=this.__base_string_length;return t=t||0,e<0&&(n=0),n+=e*this.__indent_size,n+=t},n.prototype.get_indent_string=function(e,t){var n=this.__base_string;return 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t=0;t<e.newlines;t++)this.__add_outputline();this.current_line.set_indent(-1),this.current_line.push(e.whitespace_before),this.current_line.push(e.text),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=!1},i.prototype.add_token=function(e){this.__add_space_before_token(),this.current_line.push(e),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=this.current_line._allow_wrap()},i.prototype.__add_space_before_token=function(){this.space_before_token&&!this.just_added_newline()&&(this.non_breaking_space||this.set_wrap_point(),this.current_line.push(" "))},i.prototype.remove_indent=function(e){for(var t=this.__lines.length;e<t;)this.__lines[e]._remove_indent(),e++;this.current_line._remove_wrap_indent()},i.prototype.trim=function(e){for(e=void 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t(this)),this.previous_line=this.__lines[this.__lines.length-2];break}i--}},e.exports.Output=i},function(e){e.exports.Token=function(e,t,n,i){this.type=e,this.text=t,this.comments_before=null,this.newlines=n||0,this.whitespace_before=i||"",this.parent=null,this.next=null,this.previous=null,this.opened=null,this.closed=null,this.directives=null}},,,function(e){function t(e,t){this.raw_options=n(e,t),this.disabled=this._get_boolean("disabled"),this.eol=this._get_characters("eol","auto"),this.end_with_newline=this._get_boolean("end_with_newline"),this.indent_size=this._get_number("indent_size",4),this.indent_char=this._get_characters("indent_char"," 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n?null!==n&&"function"==typeof n.concat&&(i=n.concat()):"string"==typeof n&&(i=n.split(/[^a-zA-Z0-9_\/\-]+/)),i},t.prototype._get_boolean=function(e,t){var n=this.raw_options[e];return void 0===n?!!t:!!n},t.prototype._get_characters=function(e,t){var n=this.raw_options[e],i=t||"";return"string"==typeof n&&(i=n.replace(/\\r/,"\r").replace(/\\n/,"\n").replace(/\\t/,"\t")),i},t.prototype._get_number=function(e,t){var n=this.raw_options[e];t=parseInt(t,10),isNaN(t)&&(t=0);var i=parseInt(n,10);return isNaN(i)&&(i=t),i},t.prototype._get_selection=function(e,t,n){var i=this._get_selection_list(e,t,n);if(1!==i.length)throw new Error("Invalid Option Value: The option '"+e+"' can only be one of the following values:\n"+t+"\nYou passed in: '"+this.raw_options[e]+"'");return i[0]},t.prototype._get_selection_list=function(e,t,n){if(!t||0===t.length)throw new Error("Selection list cannot be empty.");if(n=n||[t[0]],!this._is_valid_selection(n,t))throw new Error("Invalid Default Value!");var i=this._get_array(e,n);if(!this._is_valid_selection(i,t))throw new Error("Invalid Option Value: The option '"+e+"' can contain only the following values:\n"+t+"\nYou passed in: '"+this.raw_options[e]+"'");return i},t.prototype._is_valid_selection=function(e,t){return e.length&&t.length&&!e.some((function(e){return-1===t.indexOf(e)}))},e.exports.Options=t,e.exports.normalizeOpts=i,e.exports.mergeOpts=n},,function(e){var t=RegExp.prototype.hasOwnProperty("sticky");function n(e){this.__input=e||"",this.__input_length=this.__input.length,this.__position=0}n.prototype.restart=function(){this.__position=0},n.prototype.back=function(){this.__position>0&&(this.__position-=1)},n.prototype.hasNext=function(){return this.__position<this.__input_length},n.prototype.next=function(){var e=null;return this.hasNext()&&(e=this.__input.charAt(this.__position),this.__position+=1),e},n.prototype.peek=function(e){var t=null;return e=e||0,(e+=this.__position)>=0&&e<this.__input_length&&(t=this.__input.charAt(e)),t},n.prototype.__match=function(e,n){e.lastIndex=n;var i=e.exec(this.__input);return!i||t&&e.sticky||i.index!==n&&(i=null),i},n.prototype.test=function(e,t){return t=t||0,(t+=this.__position)>=0&&t<this.__input_length&&!!this.__match(e,t)},n.prototype.testChar=function(e,t){var n=this.peek(t);return e.lastIndex=0,null!==n&&e.test(n)},n.prototype.match=function(e){var t=this.__match(e,this.__position);return t?this.__position+=t[0].length:t=null,t},n.prototype.read=function(e,t,n){var i,r="";return e&&(i=this.match(e))&&(r+=i[0]),!t||!i&&e||(r+=this.readUntil(t,n)),r},n.prototype.readUntil=function(e,t){var n,i=this.__position;e.lastIndex=this.__position;var r=e.exec(this.__input);return r?(i=r.index,t&&(i+=r[0].length)):i=this.__input_length,n=this.__input.substring(this.__position,i),this.__position=i,n},n.prototype.readUntilAfter=function(e){return this.readUntil(e,!0)},n.prototype.get_regexp=function(e,n){var i=null,r="g";return n&&t&&(r="y"),"string"==typeof e&&""!==e?i=new RegExp(e,r):e&&(i=new RegExp(e.source,r)),i},n.prototype.get_literal_regexp=function(e){return RegExp(e.replace(/[-\/\\^$*+?.()|[\]{}]/g,"\\$&"))},n.prototype.peekUntilAfter=function(e){var t=this.__position,n=this.readUntilAfter(e);return this.__position=t,n},n.prototype.lookBack=function(e){var t=this.__position-1;return t>=e.length&&this.__input.substring(t-e.length,t).toLowerCase()===e},e.exports.InputScanner=n},function(e,t,n){var i=n(8).InputScanner,r=n(3).Token,a=n(10).TokenStream,s=n(11).WhitespacePattern,o={START:"TK_START",RAW:"TK_RAW",EOF:"TK_EOF"},l=function(e,t){this._input=new i(e),this._options=t||{},this.__tokens=null,this._patterns={},this._patterns.whitespace=new s(this._input)};l.prototype.tokenize=function(){var e;this._input.restart(),this.__tokens=new a,this._reset();for(var t=new r(o.START,""),n=null,i=[],s=new 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r(e,t){i.call(this,e,t),t?this._line_regexp=this._input.get_regexp(t._line_regexp):this.__set_whitespace_patterns("",""),this.newline_count=0,this.whitespace_before_token=""}r.prototype=new i,r.prototype.__set_whitespace_patterns=function(e,t){e+="\\t ",t+="\\n\\r",this._match_pattern=this._input.get_regexp("["+e+t+"]+",!0),this._newline_regexp=this._input.get_regexp("\\r\\n|["+t+"]")},r.prototype.read=function(){this.newline_count=0,this.whitespace_before_token="";var e=this._input.read(this._match_pattern);if(" "===e)this.whitespace_before_token=" ";else if(e){var t=this.__split(this._newline_regexp,e);this.newline_count=t.length-1,this.whitespace_before_token=t[this.newline_count]}return e},r.prototype.matching=function(e,t){var n=this._create();return n.__set_whitespace_patterns(e,t),n._update(),n},r.prototype._create=function(){return new r(this._input,this)},r.prototype.__split=function(e,t){e.lastIndex=0;for(var n=0,i=[],r=e.exec(t);r;)i.push(t.substring(n,r.index)),n=r.index+r[0].length,r=e.exec(t);return n<t.length?i.push(t.substring(n,t.length)):i.push(""),i},e.exports.WhitespacePattern=r},function(e){function t(e,t){this._input=e,this._starting_pattern=null,this._match_pattern=null,this._until_pattern=null,this._until_after=!1,t&&(this._starting_pattern=this._input.get_regexp(t._starting_pattern,!0),this._match_pattern=this._input.get_regexp(t._match_pattern,!0),this._until_pattern=this._input.get_regexp(t._until_pattern),this._until_after=t._until_after)}t.prototype.read=function(){var e=this._input.read(this._starting_pattern);return this._starting_pattern&&!e||(e+=this._input.read(this._match_pattern,this._until_pattern,this._until_after)),e},t.prototype.read_match=function(){return this._input.match(this._match_pattern)},t.prototype.until_after=function(e){var t=this._create();return t._until_after=!0,t._until_pattern=this._input.get_regexp(e),t._update(),t},t.prototype.until=function(e){var t=this._create();return t._until_after=!1,t._until_pattern=this._input.get_regexp(e),t._update(),t},t.prototype.starting_with=function(e){var t=this._create();return t._starting_pattern=this._input.get_regexp(e,!0),t._update(),t},t.prototype.matching=function(e){var t=this._create();return t._match_pattern=this._input.get_regexp(e,!0),t._update(),t},t.prototype._create=function(){return new t(this._input,this)},t.prototype._update=function(){},e.exports.Pattern=t},function(e){function t(e,t){e="string"==typeof e?e:e.source,t="string"==typeof t?t:t.source,this.__directives_block_pattern=new RegExp(e+/ beautify( \w+[:]\w+)+ /.source+t,"g"),this.__directive_pattern=/ (\w+)[:](\w+)/g,this.__directives_end_ignore_pattern=new RegExp(e+/\sbeautify\signore:end\s/.source+t,"g")}t.prototype.get_directives=function(e){if(!e.match(this.__directives_block_pattern))return null;var t={};this.__directive_pattern.lastIndex=0;for(var n=this.__directive_pattern.exec(e);n;)t[n[1]]=n[2],n=this.__directive_pattern.exec(e);return t},t.prototype.readIgnored=function(e){return e.readUntilAfter(this.__directives_end_ignore_pattern)},e.exports.Directives=t},function(e,t,n){var i=n(12).Pattern,r={django:!1,erb:!1,handlebars:!1,php:!1,smarty:!1,angular:!1};function a(e,t){i.call(this,e,t),this.__template_pattern=null,this._disabled=Object.assign({},r),this._excluded=Object.assign({},r),t&&(this.__template_pattern=this._input.get_regexp(t.__template_pattern),this._excluded=Object.assign(this._excluded,t._excluded),this._disabled=Object.assign(this._disabled,t._disabled));var n=new i(e);this.__patterns={handlebars_comment:n.starting_with(/{{!--/).until_after(/--}}/),handlebars_unescaped:n.starting_with(/{{{/).until_after(/}}}/),handlebars:n.starting_with(/{{/).until_after(/}}/),php:n.starting_with(/<\?(?:[= 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e="";e=this._match_pattern?this._input.read(this._starting_pattern):this._input.read(this._starting_pattern,this.__template_pattern);for(var t=this._read_template();t;)this._match_pattern?t+=this._input.read(this._match_pattern):t+=this._input.readUntil(this.__template_pattern),e+=t,t=this._read_template();return this._until_after&&(e+=this._input.readUntilAfter(this._until_pattern)),e},a.prototype.__set_templated_pattern=function(){var e=[];this._disabled.php||e.push(this.__patterns.php._starting_pattern.source),this._disabled.handlebars||e.push(this.__patterns.handlebars._starting_pattern.source),this._disabled.angular||e.push(this.__patterns.handlebars._starting_pattern.source),this._disabled.erb||e.push(this.__patterns.erb._starting_pattern.source),this._disabled.django||(e.push(this.__patterns.django._starting_pattern.source),e.push(this.__patterns.django_value._starting_pattern.source),e.push(this.__patterns.django_comment._starting_pattern.source)),this._disabled.smarty||e.push(this.__patterns.smarty._starting_pattern.source),this._until_pattern&&e.push(this._until_pattern.source),this.__template_pattern=this._input.get_regexp("(?:"+e.join("|")+")")},a.prototype._read_template=function(){var e="",t=this._input.peek();if("<"===t){var n=this._input.peek(1);this._disabled.php||this._excluded.php||"?"!==n||(e=e||this.__patterns.php.read()),this._disabled.erb||this._excluded.erb||"%"!==n||(e=e||this.__patterns.erb.read())}else"{"===t&&(this._disabled.handlebars||this._excluded.handlebars||(e=(e=(e=e||this.__patterns.handlebars_comment.read())||this.__patterns.handlebars_unescaped.read())||this.__patterns.handlebars.read()),this._disabled.django||(this._excluded.django||this._excluded.handlebars||(e=e||this.__patterns.django_value.read()),this._excluded.django||(e=(e=e||this.__patterns.django_comment.read())||this.__patterns.django.read())),this._disabled.smarty||this._disabled.django&&this._disabled.handlebars&&(e=(e=(e=e||this.__patterns.smarty_comment.read())||this.__patterns.smarty_literal.read())||this.__patterns.smarty.read()));return e},e.exports.TemplatablePattern=a},,,,function(e,t,n){var i=n(19).Beautifier,r=n(20).Options;e.exports=function(e,t,n,r){return new i(e,t,n,r).beautify()},e.exports.defaultOptions=function(){return new r}},function(e,t,n){var i=n(20).Options,r=n(2).Output,a=n(21).Tokenizer,s=n(21).TOKEN,o=/\r\n|[\r\n]/,l=/\r\n|[\r\n]/g,c=function(e,t){this.indent_level=0,this.alignment_size=0,this.max_preserve_newlines=e.max_preserve_newlines,this.preserve_newlines=e.preserve_newlines,this._output=new r(e,t)};c.prototype.current_line_has_match=function(e){return this._output.current_line.has_match(e)},c.prototype.set_space_before_token=function(e,t){this._output.space_before_token=e,this._output.non_breaking_space=t},c.prototype.set_wrap_point=function(){this._output.set_indent(this.indent_level,this.alignment_size),this._output.set_wrap_point()},c.prototype.add_raw_token=function(e){this._output.add_raw_token(e)},c.prototype.print_preserved_newlines=function(e){var t=0;e.type!==s.TEXT&&e.previous.type!==s.TEXT&&(t=e.newlines?1:0),this.preserve_newlines&&(t=e.newlines<this.max_preserve_newlines+1?e.newlines:this.max_preserve_newlines+1);for(var n=0;n<t;n++)this.print_newline(n>0);return 0!==t},c.prototype.traverse_whitespace=function(e){return!(!e.whitespace_before&&!e.newlines)&&(this.print_preserved_newlines(e)||(this._output.space_before_token=!0),!0)},c.prototype.previous_token_wrapped=function(){return this._output.previous_token_wrapped},c.prototype.print_newline=function(e){this._output.add_new_line(e)},c.prototype.print_token=function(e){e.text&&(this._output.set_indent(this.indent_level,this.alignment_size),this._output.add_token(e.text))},c.prototype.indent=function(){this.indent_level++},c.prototype.deindent=function(){this.indent_level>0&&(this.indent_level--,this._output.set_indent(this.indent_level,this.alignment_size))},c.prototype.get_full_indent=function(e){return(e=this.indent_level+(e||0))<1?"":this._output.get_indent_string(e)};var u=function(e,t){var n=null,i=null;return t.closed?("script"===e?n="text/javascript":"style"===e&&(n="text/css"),n=function(e){for(var t=null,n=e.next;n.type!==s.EOF&&e.closed!==n;){if(n.type===s.ATTRIBUTE&&"type"===n.text){n.next&&n.next.type===s.EQUALS&&n.next.next&&n.next.next.type===s.VALUE&&(t=n.next.next.text);break}n=n.next}return t}(t)||n,n.search("text/css")>-1?i="css":n.search(/module|((text|application|dojo)\/(x-)?(javascript|ecmascript|jscript|livescript|(ld\+)?json|method|aspect))/)>-1?i="javascript":n.search(/(text|application|dojo)\/(x-)?(html)/)>-1?i="html":n.search(/test\/null/)>-1&&(i="null"),i):null};function d(e,t){return-1!==t.indexOf(e)}function h(e,t,n){this.parent=e||null,this.tag=t?t.tag_name:"",this.indent_level=n||0,this.parser_token=t||null}function p(e){this._printer=e,this._current_frame=null}function f(e,t,n,r){this._source_text=e||"",t=t||{},this._js_beautify=n,this._css_beautify=r,this._tag_stack=null;var a=new i(t,"html");this._options=a,this._is_wrap_attributes_force="force"===this._options.wrap_attributes.substr(0,"force".length),this._is_wrap_attributes_force_expand_multiline="force-expand-multiline"===this._options.wrap_attributes,this._is_wrap_attributes_force_aligned="force-aligned"===this._options.wrap_attributes,this._is_wrap_attributes_aligned_multiple="aligned-multiple"===this._options.wrap_attributes,this._is_wrap_attributes_preserve="preserve"===this._options.wrap_attributes.substr(0,"preserve".length),this._is_wrap_attributes_preserve_aligned="preserve-aligned"===this._options.wrap_attributes}p.prototype.get_parser_token=function(){return this._current_frame?this._current_frame.parser_token:null},p.prototype.record_tag=function(e){var t=new h(this._current_frame,e,this._printer.indent_level);this._current_frame=t},p.prototype._try_pop_frame=function(e){var t=null;return e&&(t=e.parser_token,this._printer.indent_level=e.indent_level,this._current_frame=e.parent),t},p.prototype._get_frame=function(e,t){for(var n=this._current_frame;n&&-1===e.indexOf(n.tag);){if(t&&-1!==t.indexOf(n.tag)){n=null;break}n=n.parent}return n},p.prototype.try_pop=function(e,t){var n=this._get_frame([e],t);return this._try_pop_frame(n)},p.prototype.indent_to_tag=function(e){var t=this._get_frame(e);t&&(this._printer.indent_level=t.indent_level)},f.prototype.beautify=function(){if(this._options.disabled)return this._source_text;var e=this._source_text,t=this._options.eol;"auto"===this._options.eol&&(t="\n",e&&o.test(e)&&(t=e.match(o)[0]));var n=(e=e.replace(l,"\n")).match(/^[\t ]*/)[0],i={text:"",type:""},r=new m(this._options),u=new c(this._options,n),d=new a(e,this._options).tokenize();this._tag_stack=new p(u);for(var h=null,f=d.next();f.type!==s.EOF;)f.type===s.TAG_OPEN||f.type===s.COMMENT?r=h=this._handle_tag_open(u,f,r,i,d):f.type===s.ATTRIBUTE||f.type===s.EQUALS||f.type===s.VALUE||f.type===s.TEXT&&!r.tag_complete?h=this._handle_inside_tag(u,f,r,i):f.type===s.TAG_CLOSE?h=this._handle_tag_close(u,f,r):f.type===s.TEXT?h=this._handle_text(u,f,r):f.type===s.CONTROL_FLOW_OPEN?h=this._handle_control_flow_open(u,f):f.type===s.CONTROL_FLOW_CLOSE?h=this._handle_control_flow_close(u,f):u.add_raw_token(f),i=h,f=d.next();return u._output.get_code(t)},f.prototype._handle_control_flow_open=function(e,t){var n={text:t.text,type:t.type};return e.set_space_before_token(t.newlines||""!==t.whitespace_before,!0),t.newlines?e.print_preserved_newlines(t):e.set_space_before_token(t.newlines||""!==t.whitespace_before,!0),e.print_token(t),e.indent(),n},f.prototype._handle_control_flow_close=function(e,t){var n={text:t.text,type:t.type};return e.deindent(),t.newlines?e.print_preserved_newlines(t):e.set_space_before_token(t.newlines||""!==t.whitespace_before,!0),e.print_token(t),n},f.prototype._handle_tag_close=function(e,t,n){var i={text:t.text,type:t.type};return e.alignment_size=0,n.tag_complete=!0,e.set_space_before_token(t.newlines||""!==t.whitespace_before,!0),n.is_unformatted?e.add_raw_token(t):("<"===n.tag_start_char&&(e.set_space_before_token("/"===t.text[0],!0),this._is_wrap_attributes_force_expand_multiline&&n.has_wrapped_attrs&&e.print_newline(!1)),e.print_token(t)),!n.indent_content||n.is_unformatted||n.is_content_unformatted||(e.indent(),n.indent_content=!1),n.is_inline_element||n.is_unformatted||n.is_content_unformatted||e.set_wrap_point(),i},f.prototype._handle_inside_tag=function(e,t,n,i){var r=n.has_wrapped_attrs,a={text:t.text,type:t.type};return e.set_space_before_token(t.newlines||""!==t.whitespace_before,!0),n.is_unformatted?e.add_raw_token(t):"{"===n.tag_start_char&&t.type===s.TEXT?e.print_preserved_newlines(t)?(t.newlines=0,e.add_raw_token(t)):e.print_token(t):(t.type===s.ATTRIBUTE?e.set_space_before_token(!0):(t.type===s.EQUALS||t.type===s.VALUE&&t.previous.type===s.EQUALS)&&e.set_space_before_token(!1),t.type===s.ATTRIBUTE&&"<"===n.tag_start_char&&((this._is_wrap_attributes_preserve||this._is_wrap_attributes_preserve_aligned)&&(e.traverse_whitespace(t),r=r||0!==t.newlines),this._is_wrap_attributes_force&&n.attr_count>=this._options.wrap_attributes_min_attrs&&(i.type!==s.TAG_OPEN||this._is_wrap_attributes_force_expand_multiline)&&(e.print_newline(!1),r=!0)),e.print_token(t),r=r||e.previous_token_wrapped(),n.has_wrapped_attrs=r),a},f.prototype._handle_text=function(e,t,n){var i={text:t.text,type:"TK_CONTENT"};return n.custom_beautifier_name?this._print_custom_beatifier_text(e,t,n):n.is_unformatted||n.is_content_unformatted?e.add_raw_token(t):(e.traverse_whitespace(t),e.print_token(t)),i},f.prototype._print_custom_beatifier_text=function(e,t,n){var i=this;if(""!==t.text){var r,a=t.text,s=1,o="",l="";"javascript"===n.custom_beautifier_name&&"function"==typeof this._js_beautify?r=this._js_beautify:"css"===n.custom_beautifier_name&&"function"==typeof this._css_beautify?r=this._css_beautify:"html"===n.custom_beautifier_name&&(r=function(e,t){return new f(e,t,i._js_beautify,i._css_beautify).beautify()}),"keep"===this._options.indent_scripts?s=0:"separate"===this._options.indent_scripts&&(s=-e.indent_level);var c=e.get_full_indent(s);if(a=a.replace(/\n[ \t]*$/,""),"html"!==n.custom_beautifier_name&&"<"===a[0]&&a.match(/^(<!--|<!\[CDATA\[)/)){var u=/^(<!--[^\n]*|<!\[CDATA\[)(\n?)([ \t\n]*)([\s\S]*)(-->|]]>)$/.exec(a);if(!u)return void e.add_raw_token(t);o=c+u[1]+"\n",a=u[4],u[5]&&(l=c+u[5]),a=a.replace(/\n[ \t]*$/,""),(u[2]||-1!==u[3].indexOf("\n"))&&(u=u[3].match(/[ \t]+$/))&&(t.whitespace_before=u[0])}if(a)if(r){var d=function(){this.eol="\n"};d.prototype=this._options.raw_options,a=r(c+a,new d)}else{var h=t.whitespace_before;h&&(a=a.replace(new RegExp("\n("+h+")?","g"),"\n")),a=c+a.replace(/\n/g,"\n"+c)}o&&(a=a?o+a+"\n"+l:o+l),e.print_newline(!1),a&&(t.text=a,t.whitespace_before="",t.newlines=0,e.add_raw_token(t),e.print_newline(!0))}},f.prototype._handle_tag_open=function(e,t,n,i,r){var a=this._get_tag_open_token(t);if(!n.is_unformatted&&!n.is_content_unformatted||n.is_empty_element||t.type!==s.TAG_OPEN||a.is_start_tag?(e.traverse_whitespace(t),this._set_tag_position(e,t,a,n,i),a.is_inline_element||e.set_wrap_point(),e.print_token(t)):(e.add_raw_token(t),a.start_tag_token=this._tag_stack.try_pop(a.tag_name)),a.is_start_tag&&this._is_wrap_attributes_force){var o,l=0;do{(o=r.peek(l)).type===s.ATTRIBUTE&&(a.attr_count+=1),l+=1}while(o.type!==s.EOF&&o.type!==s.TAG_CLOSE)}return(this._is_wrap_attributes_force_aligned||this._is_wrap_attributes_aligned_multiple||this._is_wrap_attributes_preserve_aligned)&&(a.alignment_size=t.text.length+1),a.tag_complete||a.is_unformatted||(e.alignment_size=a.alignment_size),a};var m=function(e,t,n){if(this.parent=t||null,this.text="",this.type="TK_TAG_OPEN",this.tag_name="",this.is_inline_element=!1,this.is_unformatted=!1,this.is_content_unformatted=!1,this.is_empty_element=!1,this.is_start_tag=!1,this.is_end_tag=!1,this.indent_content=!1,this.multiline_content=!1,this.custom_beautifier_name=null,this.start_tag_token=null,this.attr_count=0,this.has_wrapped_attrs=!1,this.alignment_size=0,this.tag_complete=!1,this.tag_start_char="",this.tag_check="",n){var i;this.tag_start_char=n.text[0],this.text=n.text,"<"===this.tag_start_char?(i=n.text.match(/^<([^\s>]*)/),this.tag_check=i?i[1]:""):(i=n.text.match(/^{{~?(?:[\^]|#\*?)?([^\s}]+)/),this.tag_check=i?i[1]:"",(n.text.startsWith("{{#>")||n.text.startsWith("{{~#>"))&&">"===this.tag_check[0]&&(">"===this.tag_check&&null!==n.next?this.tag_check=n.next.text.split(" ")[0]:this.tag_check=n.text.split(">")[1])),this.tag_check=this.tag_check.toLowerCase(),n.type===s.COMMENT&&(this.tag_complete=!0),this.is_start_tag="/"!==this.tag_check.charAt(0),this.tag_name=this.is_start_tag?this.tag_check:this.tag_check.substr(1),this.is_end_tag=!this.is_start_tag||n.closed&&"/>"===n.closed.text;var r=2;"{"===this.tag_start_char&&this.text.length>=3&&"~"===this.text.charAt(2)&&(r=3),this.is_end_tag=this.is_end_tag||"{"===this.tag_start_char&&(!e.indent_handlebars||this.text.length<3||/[^#\^]/.test(this.text.charAt(r)))}else this.tag_complete=!0};f.prototype._get_tag_open_token=function(e){var t=new m(this._options,this._tag_stack.get_parser_token(),e);return t.alignment_size=this._options.wrap_attributes_indent_size,t.is_end_tag=t.is_end_tag||d(t.tag_check,this._options.void_elements),t.is_empty_element=t.tag_complete||t.is_start_tag&&t.is_end_tag,t.is_unformatted=!t.tag_complete&&d(t.tag_check,this._options.unformatted),t.is_content_unformatted=!t.is_empty_element&&d(t.tag_check,this._options.content_unformatted),t.is_inline_element=d(t.tag_name,this._options.inline)||this._options.inline_custom_elements&&t.tag_name.includes("-")||"{"===t.tag_start_char,t},f.prototype._set_tag_position=function(e,t,n,i,r){if(n.is_empty_element||(n.is_end_tag?n.start_tag_token=this._tag_stack.try_pop(n.tag_name):(this._do_optional_end_element(n)&&(n.is_inline_element||e.print_newline(!1)),this._tag_stack.record_tag(n),"script"!==n.tag_name&&"style"!==n.tag_name||n.is_unformatted||n.is_content_unformatted||(n.custom_beautifier_name=u(n.tag_check,t)))),d(n.tag_check,this._options.extra_liners)&&(e.print_newline(!1),e._output.just_added_blankline()||e.print_newline(!0)),n.is_empty_element){if("{"===n.tag_start_char&&"else"===n.tag_check)this._tag_stack.indent_to_tag(["if","unless","each"]),n.indent_content=!0,e.current_line_has_match(/{{#if/)||e.print_newline(!1);"!--"===n.tag_name&&r.type===s.TAG_CLOSE&&i.is_end_tag&&-1===n.text.indexOf("\n")||(n.is_inline_element||n.is_unformatted||e.print_newline(!1),this._calcluate_parent_multiline(e,n))}else if(n.is_end_tag){var a=!1;a=(a=n.start_tag_token&&n.start_tag_token.multiline_content)||!n.is_inline_element&&!(i.is_inline_element||i.is_unformatted)&&!(r.type===s.TAG_CLOSE&&n.start_tag_token===i)&&"TK_CONTENT"!==r.type,(n.is_content_unformatted||n.is_unformatted)&&(a=!1),a&&e.print_newline(!1)}else n.indent_content=!n.custom_beautifier_name,"<"===n.tag_start_char&&("html"===n.tag_name?n.indent_content=this._options.indent_inner_html:"head"===n.tag_name?n.indent_content=this._options.indent_head_inner_html:"body"===n.tag_name&&(n.indent_content=this._options.indent_body_inner_html)),n.is_inline_element||n.is_unformatted||"TK_CONTENT"===r.type&&!n.is_content_unformatted||e.print_newline(!1),this._calcluate_parent_multiline(e,n)},f.prototype._calcluate_parent_multiline=function(e,t){!t.parent||!e._output.just_added_newline()||(t.is_inline_element||t.is_unformatted)&&t.parent.is_inline_element||(t.parent.multiline_content=!0)};var g=["address","article","aside","blockquote","details","div","dl","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hr","main","menu","nav","ol","p","pre","section","table","ul"],v=["a","audio","del","ins","map","noscript","video"];f.prototype._do_optional_end_element=function(e){var t=null;if(!e.is_empty_element&&e.is_start_tag&&e.parent){if("body"===e.tag_name)t=t||this._tag_stack.try_pop("head");else if("li"===e.tag_name)t=t||this._tag_stack.try_pop("li",["ol","ul","menu"]);else if("dd"===e.tag_name||"dt"===e.tag_name)t=(t=t||this._tag_stack.try_pop("dt",["dl"]))||this._tag_stack.try_pop("dd",["dl"]);else if("p"===e.parent.tag_name&&-1!==g.indexOf(e.tag_name)){var n=e.parent.parent;n&&-1!==v.indexOf(n.tag_name)||(t=t||this._tag_stack.try_pop("p"))}else"rp"===e.tag_name||"rt"===e.tag_name?t=(t=t||this._tag_stack.try_pop("rt",["ruby","rtc"]))||this._tag_stack.try_pop("rp",["ruby","rtc"]):"optgroup"===e.tag_name?t=t||this._tag_stack.try_pop("optgroup",["select"]):"option"===e.tag_name?t=t||this._tag_stack.try_pop("option",["select","datalist","optgroup"]):"colgroup"===e.tag_name?t=t||this._tag_stack.try_pop("caption",["table"]):"thead"===e.tag_name?t=(t=t||this._tag_stack.try_pop("caption",["table"]))||this._tag_stack.try_pop("colgroup",["table"]):"tbody"===e.tag_name||"tfoot"===e.tag_name?t=(t=(t=(t=t||this._tag_stack.try_pop("caption",["table"]))||this._tag_stack.try_pop("colgroup",["table"]))||this._tag_stack.try_pop("thead",["table"]))||this._tag_stack.try_pop("tbody",["table"]):"tr"===e.tag_name?t=(t=(t=t||this._tag_stack.try_pop("caption",["table"]))||this._tag_stack.try_pop("colgroup",["table"]))||this._tag_stack.try_pop("tr",["table","thead","tbody","tfoot"]):"th"!==e.tag_name&&"td"!==e.tag_name||(t=(t=t||this._tag_stack.try_pop("td",["table","thead","tbody","tfoot","tr"]))||this._tag_stack.try_pop("th",["table","thead","tbody","tfoot","tr"]));return e.parent=this._tag_stack.get_parser_token(),t}},e.exports.Beautifier=f},function(e,t,n){var i=n(6).Options;function r(e){i.call(this,e,"html"),1===this.templating.length&&"auto"===this.templating[0]&&(this.templating=["django","erb","handlebars","php"]),this.indent_inner_html=this._get_boolean("indent_inner_html"),this.indent_body_inner_html=this._get_boolean("indent_body_inner_html",!0),this.indent_head_inner_html=this._get_boolean("indent_head_inner_html",!0),this.indent_handlebars=this._get_boolean("indent_handlebars",!0),this.wrap_attributes=this._get_selection("wrap_attributes",["auto","force","force-aligned","force-expand-multiline","aligned-multiple","preserve","preserve-aligned"]),this.wrap_attributes_min_attrs=this._get_number("wrap_attributes_min_attrs",2),this.wrap_attributes_indent_size=this._get_number("wrap_attributes_indent_size",this.indent_size),this.extra_liners=this._get_array("extra_liners",["head","body","/html"]),this.inline=this._get_array("inline",["a","abbr","area","audio","b","bdi","bdo","br","button","canvas","cite","code","data","datalist","del","dfn","em","embed","i","iframe","img","input","ins","kbd","keygen","label","map","mark","math","meter","noscript","object","output","progress","q","ruby","s","samp","select","small","span","strong","sub","sup","svg","template","textarea","time","u","var","video","wbr","text","acronym","big","strike","tt"]),this.inline_custom_elements=this._get_boolean("inline_custom_elements",!0),this.void_elements=this._get_array("void_elements",["area","base","br","col","embed","hr","img","input","keygen","link","menuitem","meta","param","source","track","wbr","!doctype","?xml","basefont","isindex"]),this.unformatted=this._get_array("unformatted",[]),this.content_unformatted=this._get_array("content_unformatted",["pre","textarea"]),this.unformatted_content_delimiter=this._get_characters("unformatted_content_delimiter"),this.indent_scripts=this._get_selection("indent_scripts",["normal","keep","separate"])}r.prototype=new i,e.exports.Options=r},function(e,t,n){var i=n(9).Tokenizer,r=n(9).TOKEN,a=n(13).Directives,s=n(14).TemplatablePattern,o=n(12).Pattern,l={TAG_OPEN:"TK_TAG_OPEN",TAG_CLOSE:"TK_TAG_CLOSE",CONTROL_FLOW_OPEN:"TK_CONTROL_FLOW_OPEN",CONTROL_FLOW_CLOSE:"TK_CONTROL_FLOW_CLOSE",ATTRIBUTE:"TK_ATTRIBUTE",EQUALS:"TK_EQUALS",VALUE:"TK_VALUE",COMMENT:"TK_COMMENT",TEXT:"TK_TEXT",UNKNOWN:"TK_UNKNOWN",START:r.START,RAW:r.RAW,EOF:r.EOF},c=new a(/<\!--/,/-->/),u=function(e,t){i.call(this,e,t),this._current_tag_name="";var n=new s(this._input).read_options(this._options),r=new o(this._input);if(this.__patterns={word:n.until(/[\n\r\t <]/),word_control_flow_close_excluded:n.until(/[\n\r\t <}]/),single_quote:n.until_after(/'/),double_quote:n.until_after(/"/),attribute:n.until(/[\n\r\t =>]|\/>/),element_name:n.until(/[\n\r\t >\/]/),angular_control_flow_start:r.matching(/\@[a-zA-Z]+[^({]*[({]/),handlebars_comment:r.starting_with(/{{!--/).until_after(/--}}/),handlebars:r.starting_with(/{{/).until_after(/}}/),handlebars_open:r.until(/[\n\r\t }]/),handlebars_raw_close:r.until(/}}/),comment:r.starting_with(/<!--/).until_after(/-->/),cdata:r.starting_with(/<!\[CDATA\[/).until_after(/]]>/),conditional_comment:r.starting_with(/<!\[/).until_after(/]>/),processing:r.starting_with(/<\?/).until_after(/\?>/)},this._options.indent_handlebars&&(this.__patterns.word=this.__patterns.word.exclude("handlebars"),this.__patterns.word_control_flow_close_excluded=this.__patterns.word_control_flow_close_excluded.exclude("handlebars")),this._unformatted_content_delimiter=null,this._options.unformatted_content_delimiter){var a=this._input.get_literal_regexp(this._options.unformatted_content_delimiter);this.__patterns.unformatted_content_delimiter=r.matching(a).until_after(a)}};(u.prototype=new i)._is_comment=function(e){return!1},u.prototype._is_opening=function(e){return e.type===l.TAG_OPEN||e.type===l.CONTROL_FLOW_OPEN},u.prototype._is_closing=function(e,t){return e.type===l.TAG_CLOSE&&t&&((">"===e.text||"/>"===e.text)&&"<"===t.text[0]||"}}"===e.text&&"{"===t.text[0]&&"{"===t.text[1])||e.type===l.CONTROL_FLOW_CLOSE&&"}"===e.text&&t.text.endsWith("{")},u.prototype._reset=function(){this._current_tag_name=""},u.prototype._get_next_token=function(e,t){var n=null;this._readWhitespace();var i=this._input.peek();return null===i?this._create_token(l.EOF,""):n=(n=(n=(n=(n=(n=(n=(n=(n=(n=(n=n||this._read_open_handlebars(i,t))||this._read_attribute(i,e,t))||this._read_close(i,t))||this._read_script_and_style(i,e))||this._read_control_flows(i,t))||this._read_raw_content(i,e,t))||this._read_content_word(i,t))||this._read_comment_or_cdata(i))||this._read_processing(i))||this._read_open(i,t))||this._create_token(l.UNKNOWN,this._input.next())},u.prototype._read_comment_or_cdata=function(e){var t=null,n=null,i=null;"<"===e&&("!"===this._input.peek(1)&&((n=this.__patterns.comment.read())?(i=c.get_directives(n))&&"start"===i.ignore&&(n+=c.readIgnored(this._input)):n=this.__patterns.cdata.read()),n&&((t=this._create_token(l.COMMENT,n)).directives=i));return t},u.prototype._read_processing=function(e){var t=null,n=null;if("<"===e){var i=this._input.peek(1);"!"!==i&&"?"!==i||(n=(n=this.__patterns.conditional_comment.read())||this.__patterns.processing.read()),n&&((t=this._create_token(l.COMMENT,n)).directives=null)}return t},u.prototype._read_open=function(e,t){var n=null,i=null;return t&&t.type!==l.CONTROL_FLOW_OPEN||"<"===e&&(n=this._input.next(),"/"===this._input.peek()&&(n+=this._input.next()),n+=this.__patterns.element_name.read(),i=this._create_token(l.TAG_OPEN,n)),i},u.prototype._read_open_handlebars=function(e,t){var n=null,i=null;return t&&t.type!==l.CONTROL_FLOW_OPEN||(this._options.templating.includes("angular")||this._options.indent_handlebars)&&"{"===e&&"{"===this._input.peek(1)&&(this._options.indent_handlebars&&"!"===this._input.peek(2)?(n=(n=this.__patterns.handlebars_comment.read())||this.__patterns.handlebars.read(),i=this._create_token(l.COMMENT,n)):(n=this.__patterns.handlebars_open.read(),i=this._create_token(l.TAG_OPEN,n))),i},u.prototype._read_control_flows=function(e,t){var n="",i=null;if(!this._options.templating.includes("angular"))return i;if("@"===e){if(""===(n=this.__patterns.angular_control_flow_start.read()))return i;for(var r=n.endsWith("(")?1:0,a=0;!n.endsWith("{")||r!==a;){var s=this._input.next();if(null===s)break;"("===s?r++:")"===s&&a++,n+=s}i=this._create_token(l.CONTROL_FLOW_OPEN,n)}else"}"===e&&t&&t.type===l.CONTROL_FLOW_OPEN&&(n=this._input.next(),i=this._create_token(l.CONTROL_FLOW_CLOSE,n));return i},u.prototype._read_close=function(e,t){var n=null,i=null;return t&&t.type===l.TAG_OPEN&&("<"===t.text[0]&&(">"===e||"/"===e&&">"===this._input.peek(1))?(n=this._input.next(),"/"===e&&(n+=this._input.next()),i=this._create_token(l.TAG_CLOSE,n)):"{"===t.text[0]&&"}"===e&&"}"===this._input.peek(1)&&(this._input.next(),this._input.next(),i=this._create_token(l.TAG_CLOSE,"}}"))),i},u.prototype._read_attribute=function(e,t,n){var i=null,r="";if(n&&"<"===n.text[0])if("="===e)i=this._create_token(l.EQUALS,this._input.next());else if('"'===e||"'"===e){var a=this._input.next();a+='"'===e?this.__patterns.double_quote.read():this.__patterns.single_quote.read(),i=this._create_token(l.VALUE,a)}else(r=this.__patterns.attribute.read())&&(i=t.type===l.EQUALS?this._create_token(l.VALUE,r):this._create_token(l.ATTRIBUTE,r));return i},u.prototype._is_content_unformatted=function(e){return-1===this._options.void_elements.indexOf(e)&&(-1!==this._options.content_unformatted.indexOf(e)||-1!==this._options.unformatted.indexOf(e))},u.prototype._read_raw_content=function(e,t,n){var i="";if(n&&"{"===n.text[0])i=this.__patterns.handlebars_raw_close.read();else if(t.type===l.TAG_CLOSE&&"<"===t.opened.text[0]&&"/"!==t.text[0]){var r=t.opened.text.substr(1).toLowerCase();this._is_content_unformatted(r)&&(i=this._input.readUntil(new RegExp("</"+r+"[\\n\\r\\t ]*?>","ig")))}return i?this._create_token(l.TEXT,i):null},u.prototype._read_script_and_style=function(e,t){if(t.type===l.TAG_CLOSE&&"<"===t.opened.text[0]&&"/"!==t.text[0]){var n=t.opened.text.substr(1).toLowerCase();if("script"===n||"style"===n){var i=this._read_comment_or_cdata(e);if(i)return i.type=l.TEXT,i;var r=this._input.readUntil(new RegExp("</"+n+"[\\n\\r\\t ]*?>","ig"));if(r)return this._create_token(l.TEXT,r)}}return null},u.prototype._read_content_word=function(e,t){var n="";return this._options.unformatted_content_delimiter&&e===this._options.unformatted_content_delimiter[0]&&(n=this.__patterns.unformatted_content_delimiter.read()),n||(n=t&&t.type===l.CONTROL_FLOW_OPEN?this.__patterns.word_control_flow_close_excluded.read():this.__patterns.word.read()),n?this._create_token(l.TEXT,n):null},e.exports.Tokenizer=u,e.exports.TOKEN=l}],t={};var n=function n(i){var r=t[i];if(void 0!==r)return r.exports;var a=t[i]={exports:{}};return e[i](a,a.exports,n),a.exports}(18);a=n}();var s=a;i=[n,n(58553),n(87804)],r=function(e){var t=n(58553),i=n(87804);return{html_beautify:function(e,n){return s(e,n,t.js_beautify,i.css_beautify)}}}.apply(t,i),void 0===r||(e.exports=r)}()},58553:function(e,t){var n;!function(){var i;!function(){"use strict";var e=[function(e,t,n){var i=n(1).Beautifier,r=n(5).Options;e.exports=function(e,t){return new i(e,t).beautify()},e.exports.defaultOptions=function(){return new r}},function(e,t,n){var i=n(2).Output,r=n(3).Token,a=n(4),s=n(5).Options,o=n(7).Tokenizer,l=n(7).line_starters,c=n(7).positionable_operators,u=n(7).TOKEN;function d(e,t){return-1!==t.indexOf(e)}function h(e,t){return e&&e.type===u.RESERVED&&e.text===t}function p(e,t){return e&&e.type===u.RESERVED&&d(e.text,t)}var f=["case","return","do","if","throw","else","await","break","continue","async"],m=function(e){for(var t={},n=0;n<e.length;n++)t[e[n].replace(/-/g,"_")]=e[n];return t}(["before-newline","after-newline","preserve-newline"]),g=[m.before_newline,m.preserve_newline],v="BlockStatement",b="Statement",y="ObjectLiteral",_="ArrayLiteral",w="ForInitializer",x="Conditional",k="Expression";function S(e,t){t.multiline_frame||t.mode===w||t.mode===x||e.remove_indent(t.start_line_index)}function E(e){return e===_}function C(e){return d(e,[k,w,x])}function T(e,t){t=t||{},this._source_text=e||"",this._output=null,this._tokens=null,this._last_last_text=null,this._flags=null,this._previous_flags=null,this._flag_store=null,this._options=new s(t)}T.prototype.create_flags=function(e,t){var n=0;return e&&(n=e.indentation_level,!this._output.just_added_newline()&&e.line_indent_level>n&&(n=e.line_indent_level)),{mode:t,parent:e,last_token:e?e.last_token:new r(u.START_BLOCK,""),last_word:e?e.last_word:"",declaration_statement:!1,declaration_assignment:!1,multiline_frame:!1,inline_frame:!1,if_block:!1,else_block:!1,class_start_block:!1,do_block:!1,do_while:!1,import_block:!1,in_case_statement:!1,in_case:!1,case_body:!1,case_block:!1,indentation_level:n,alignment:0,line_indent_level:e?e.line_indent_level:n,start_line_index:this._output.get_line_number(),ternary_depth:0}},T.prototype._reset=function(e){var t=e.match(/^[\t ]*/)[0];this._last_last_text="",this._output=new i(this._options,t),this._output.raw=this._options.test_output_raw,this._flag_store=[],this.set_mode(v);var n=new o(e,this._options);return this._tokens=n.tokenize(),e},T.prototype.beautify=function(){if(this._options.disabled)return this._source_text;var e=this._reset(this._source_text),t=this._options.eol;"auto"===this._options.eol&&(t="\n",e&&a.lineBreak.test(e||"")&&(t=e.match(a.lineBreak)[0]));for(var n=this._tokens.next();n;)this.handle_token(n),this._last_last_text=this._flags.last_token.text,this._flags.last_token=n,n=this._tokens.next();return this._output.get_code(t)},T.prototype.handle_token=function(e,t){e.type===u.START_EXPR?this.handle_start_expr(e):e.type===u.END_EXPR?this.handle_end_expr(e):e.type===u.START_BLOCK?this.handle_start_block(e):e.type===u.END_BLOCK?this.handle_end_block(e):e.type===u.WORD||e.type===u.RESERVED?this.handle_word(e):e.type===u.SEMICOLON?this.handle_semicolon(e):e.type===u.STRING?this.handle_string(e):e.type===u.EQUALS?this.handle_equals(e):e.type===u.OPERATOR?this.handle_operator(e):e.type===u.COMMA?this.handle_comma(e):e.type===u.BLOCK_COMMENT?this.handle_block_comment(e,t):e.type===u.COMMENT?this.handle_comment(e,t):e.type===u.DOT?this.handle_dot(e):e.type===u.EOF?this.handle_eof(e):(e.type,u.UNKNOWN,this.handle_unknown(e,t))},T.prototype.handle_whitespace_and_comments=function(e,t){var n=e.newlines,i=this._options.keep_array_indentation&&E(this._flags.mode);if(e.comments_before)for(var r=e.comments_before.next();r;)this.handle_whitespace_and_comments(r,t),this.handle_token(r,t),r=e.comments_before.next();if(i)for(var a=0;a<n;a+=1)this.print_newline(a>0,t);else if(this._options.max_preserve_newlines&&n>this._options.max_preserve_newlines&&(n=this._options.max_preserve_newlines),this._options.preserve_newlines&&n>1){this.print_newline(!1,t);for(var s=1;s<n;s+=1)this.print_newline(!0,t)}};var A=["async","break","continue","return","throw","yield"];T.prototype.allow_wrap_or_preserved_newline=function(e,t){if(t=void 0!==t&&t,!this._output.just_added_newline()){var n=this._options.preserve_newlines&&e.newlines||t;if(d(this._flags.last_token.text,c)||d(e.text,c)){var i=d(this._flags.last_token.text,c)&&d(this._options.operator_position,g)||d(e.text,c);n=n&&i}if(n)this.print_newline(!1,!0);else if(this._options.wrap_line_length){if(p(this._flags.last_token,A))return;this._output.set_wrap_point()}}},T.prototype.print_newline=function(e,t){if(!t&&";"!==this._flags.last_token.text&&","!==this._flags.last_token.text&&"="!==this._flags.last_token.text&&(this._flags.last_token.type!==u.OPERATOR||"--"===this._flags.last_token.text||"++"===this._flags.last_token.text))for(var n=this._tokens.peek();!(this._flags.mode!==b||this._flags.if_block&&h(n,"else")||this._flags.do_block);)this.restore_mode();this._output.add_new_line(e)&&(this._flags.multiline_frame=!0)},T.prototype.print_token_line_indentation=function(e){this._output.just_added_newline()&&(this._options.keep_array_indentation&&e.newlines&&("["===e.text||E(this._flags.mode))?(this._output.current_line.set_indent(-1),this._output.current_line.push(e.whitespace_before),this._output.space_before_token=!1):this._output.set_indent(this._flags.indentation_level,this._flags.alignment)&&(this._flags.line_indent_level=this._flags.indentation_level))},T.prototype.print_token=function(e){if(this._output.raw)this._output.add_raw_token(e);else{if(this._options.comma_first&&e.previous&&e.previous.type===u.COMMA&&this._output.just_added_newline()&&","===this._output.previous_line.last()){var t=this._output.previous_line.pop();this._output.previous_line.is_empty()&&(this._output.previous_line.push(t),this._output.trim(!0),this._output.current_line.pop(),this._output.trim()),this.print_token_line_indentation(e),this._output.add_token(","),this._output.space_before_token=!0}this.print_token_line_indentation(e),this._output.non_breaking_space=!0,this._output.add_token(e.text),this._output.previous_token_wrapped&&(this._flags.multiline_frame=!0)}},T.prototype.indent=function(){this._flags.indentation_level+=1,this._output.set_indent(this._flags.indentation_level,this._flags.alignment)},T.prototype.deindent=function(){this._flags.indentation_level>0&&(!this._flags.parent||this._flags.indentation_level>this._flags.parent.indentation_level)&&(this._flags.indentation_level-=1,this._output.set_indent(this._flags.indentation_level,this._flags.alignment))},T.prototype.set_mode=function(e){this._flags?(this._flag_store.push(this._flags),this._previous_flags=this._flags):this._previous_flags=this.create_flags(null,e),this._flags=this.create_flags(this._previous_flags,e),this._output.set_indent(this._flags.indentation_level,this._flags.alignment)},T.prototype.restore_mode=function(){this._flag_store.length>0&&(this._previous_flags=this._flags,this._flags=this._flag_store.pop(),this._previous_flags.mode===b&&S(this._output,this._previous_flags),this._output.set_indent(this._flags.indentation_level,this._flags.alignment))},T.prototype.start_of_object_property=function(){return this._flags.parent.mode===y&&this._flags.mode===b&&(":"===this._flags.last_token.text&&0===this._flags.ternary_depth||p(this._flags.last_token,["get","set"]))},T.prototype.start_of_statement=function(e){var t=!1;return!!(t=(t=(t=(t=(t=(t=(t=t||p(this._flags.last_token,["var","let","const"])&&e.type===u.WORD)||h(this._flags.last_token,"do"))||!(this._flags.parent.mode===y&&this._flags.mode===b)&&p(this._flags.last_token,A)&&!e.newlines)||h(this._flags.last_token,"else")&&!(h(e,"if")&&!e.comments_before))||this._flags.last_token.type===u.END_EXPR&&(this._previous_flags.mode===w||this._previous_flags.mode===x))||this._flags.last_token.type===u.WORD&&this._flags.mode===v&&!this._flags.in_case&&!("--"===e.text||"++"===e.text)&&"function"!==this._last_last_text&&e.type!==u.WORD&&e.type!==u.RESERVED)||this._flags.mode===y&&(":"===this._flags.last_token.text&&0===this._flags.ternary_depth||p(this._flags.last_token,["get","set"])))&&(this.set_mode(b),this.indent(),this.handle_whitespace_and_comments(e,!0),this.start_of_object_property()||this.allow_wrap_or_preserved_newline(e,p(e,["do","for","if","while"])),!0)},T.prototype.handle_start_expr=function(e){this.start_of_statement(e)||this.handle_whitespace_and_comments(e);var t=k;if("["===e.text){if(this._flags.last_token.type===u.WORD||")"===this._flags.last_token.text)return p(this._flags.last_token,l)&&(this._output.space_before_token=!0),this.print_token(e),this.set_mode(t),this.indent(),void(this._options.space_in_paren&&(this._output.space_before_token=!0));t=_,E(this._flags.mode)&&("["!==this._flags.last_token.text&&(","!==this._flags.last_token.text||"]"!==this._last_last_text&&"}"!==this._last_last_text)||this._options.keep_array_indentation||this.print_newline()),d(this._flags.last_token.type,[u.START_EXPR,u.END_EXPR,u.WORD,u.OPERATOR,u.DOT])||(this._output.space_before_token=!0)}else{if(this._flags.last_token.type===u.RESERVED)"for"===this._flags.last_token.text?(this._output.space_before_token=this._options.space_before_conditional,t=w):d(this._flags.last_token.text,["if","while","switch"])?(this._output.space_before_token=this._options.space_before_conditional,t=x):d(this._flags.last_word,["await","async"])?this._output.space_before_token=!0:"import"===this._flags.last_token.text&&""===e.whitespace_before?this._output.space_before_token=!1:(d(this._flags.last_token.text,l)||"catch"===this._flags.last_token.text)&&(this._output.space_before_token=!0);else if(this._flags.last_token.type===u.EQUALS||this._flags.last_token.type===u.OPERATOR)this.start_of_object_property()||this.allow_wrap_or_preserved_newline(e);else if(this._flags.last_token.type===u.WORD){this._output.space_before_token=!1;var n=this._tokens.peek(-3);if(this._options.space_after_named_function&&n){var i=this._tokens.peek(-4);p(n,["async","function"])||"*"===n.text&&p(i,["async","function"])?this._output.space_before_token=!0:this._flags.mode===y?"{"!==n.text&&","!==n.text&&("*"!==n.text||"{"!==i.text&&","!==i.text)||(this._output.space_before_token=!0):this._flags.parent&&this._flags.parent.class_start_block&&(this._output.space_before_token=!0)}}else this.allow_wrap_or_preserved_newline(e);(this._flags.last_token.type===u.RESERVED&&("function"===this._flags.last_word||"typeof"===this._flags.last_word)||"*"===this._flags.last_token.text&&(d(this._last_last_text,["function","yield"])||this._flags.mode===y&&d(this._last_last_text,["{",","])))&&(this._output.space_before_token=this._options.space_after_anon_function)}";"===this._flags.last_token.text||this._flags.last_token.type===u.START_BLOCK?this.print_newline():this._flags.last_token.type!==u.END_EXPR&&this._flags.last_token.type!==u.START_EXPR&&this._flags.last_token.type!==u.END_BLOCK&&"."!==this._flags.last_token.text&&this._flags.last_token.type!==u.COMMA||this.allow_wrap_or_preserved_newline(e,e.newlines),this.print_token(e),this.set_mode(t),this._options.space_in_paren&&(this._output.space_before_token=!0),this.indent()},T.prototype.handle_end_expr=function(e){for(;this._flags.mode===b;)this.restore_mode();this.handle_whitespace_and_comments(e),this._flags.multiline_frame&&this.allow_wrap_or_preserved_newline(e,"]"===e.text&&E(this._flags.mode)&&!this._options.keep_array_indentation),this._options.space_in_paren&&(this._flags.last_token.type!==u.START_EXPR||this._options.space_in_empty_paren?this._output.space_before_token=!0:(this._output.trim(),this._output.space_before_token=!1)),this.deindent(),this.print_token(e),this.restore_mode(),S(this._output,this._previous_flags),this._flags.do_while&&this._previous_flags.mode===x&&(this._previous_flags.mode=k,this._flags.do_block=!1,this._flags.do_while=!1)},T.prototype.handle_start_block=function(e){this.handle_whitespace_and_comments(e);var t=this._tokens.peek(),n=this._tokens.peek(1);"switch"===this._flags.last_word&&this._flags.last_token.type===u.END_EXPR?(this.set_mode(v),this._flags.in_case_statement=!0):this._flags.case_body?this.set_mode(v):n&&(d(n.text,[":",","])&&d(t.type,[u.STRING,u.WORD,u.RESERVED])||d(t.text,["get","set","..."])&&d(n.type,[u.WORD,u.RESERVED]))?d(this._last_last_text,["class","interface"])&&!d(n.text,[":",","])?this.set_mode(v):this.set_mode(y):this._flags.last_token.type===u.OPERATOR&&"=>"===this._flags.last_token.text?this.set_mode(v):d(this._flags.last_token.type,[u.EQUALS,u.START_EXPR,u.COMMA,u.OPERATOR])||p(this._flags.last_token,["return","throw","import","default"])?this.set_mode(y):this.set_mode(v),this._flags.last_token&&p(this._flags.last_token.previous,["class","extends"])&&(this._flags.class_start_block=!0);var i=!t.comments_before&&"}"===t.text,r=i&&"function"===this._flags.last_word&&this._flags.last_token.type===u.END_EXPR;if(this._options.brace_preserve_inline){var a=0,s=null;this._flags.inline_frame=!0;do{if(a+=1,(s=this._tokens.peek(a-1)).newlines){this._flags.inline_frame=!1;break}}while(s.type!==u.EOF&&(s.type!==u.END_BLOCK||s.opened!==e))}("expand"===this._options.brace_style||"none"===this._options.brace_style&&e.newlines)&&!this._flags.inline_frame?this._flags.last_token.type!==u.OPERATOR&&(r||this._flags.last_token.type===u.EQUALS||p(this._flags.last_token,f)&&"else"!==this._flags.last_token.text)?this._output.space_before_token=!0:this.print_newline(!1,!0):(!E(this._previous_flags.mode)||this._flags.last_token.type!==u.START_EXPR&&this._flags.last_token.type!==u.COMMA||((this._flags.last_token.type===u.COMMA||this._options.space_in_paren)&&(this._output.space_before_token=!0),(this._flags.last_token.type===u.COMMA||this._flags.last_token.type===u.START_EXPR&&this._flags.inline_frame)&&(this.allow_wrap_or_preserved_newline(e),this._previous_flags.multiline_frame=this._previous_flags.multiline_frame||this._flags.multiline_frame,this._flags.multiline_frame=!1)),this._flags.last_token.type!==u.OPERATOR&&this._flags.last_token.type!==u.START_EXPR&&(d(this._flags.last_token.type,[u.START_BLOCK,u.SEMICOLON])&&!this._flags.inline_frame?this.print_newline():this._output.space_before_token=!0)),this.print_token(e),this.indent(),i||this._options.brace_preserve_inline&&this._flags.inline_frame||this.print_newline()},T.prototype.handle_end_block=function(e){for(this.handle_whitespace_and_comments(e);this._flags.mode===b;)this.restore_mode();var t=this._flags.last_token.type===u.START_BLOCK;this._flags.inline_frame&&!t?this._output.space_before_token=!0:"expand"===this._options.brace_style?t||this.print_newline():t||(E(this._flags.mode)&&this._options.keep_array_indentation?(this._options.keep_array_indentation=!1,this.print_newline(),this._options.keep_array_indentation=!0):this.print_newline()),this.restore_mode(),this.print_token(e)},T.prototype.handle_word=function(e){if(e.type===u.RESERVED)if(d(e.text,["set","get"])&&this._flags.mode!==y)e.type=u.WORD;else if("import"===e.text&&d(this._tokens.peek().text,["(","."]))e.type=u.WORD;else if(d(e.text,["as","from"])&&!this._flags.import_block)e.type=u.WORD;else if(this._flags.mode===y){":"===this._tokens.peek().text&&(e.type=u.WORD)}if(this.start_of_statement(e)?p(this._flags.last_token,["var","let","const"])&&e.type===u.WORD&&(this._flags.declaration_statement=!0):!e.newlines||C(this._flags.mode)||this._flags.last_token.type===u.OPERATOR&&"--"!==this._flags.last_token.text&&"++"!==this._flags.last_token.text||this._flags.last_token.type===u.EQUALS||!this._options.preserve_newlines&&p(this._flags.last_token,["var","let","const","set","get"])?this.handle_whitespace_and_comments(e):(this.handle_whitespace_and_comments(e),this.print_newline()),this._flags.do_block&&!this._flags.do_while){if(h(e,"while"))return this._output.space_before_token=!0,this.print_token(e),this._output.space_before_token=!0,void(this._flags.do_while=!0);this.print_newline(),this._flags.do_block=!1}if(this._flags.if_block)if(!this._flags.else_block&&h(e,"else"))this._flags.else_block=!0;else{for(;this._flags.mode===b;)this.restore_mode();this._flags.if_block=!1,this._flags.else_block=!1}if(this._flags.in_case_statement&&p(e,["case","default"]))return this.print_newline(),this._flags.case_block||!this._flags.case_body&&!this._options.jslint_happy||this.deindent(),this._flags.case_body=!1,this.print_token(e),void(this._flags.in_case=!0);if(this._flags.last_token.type!==u.COMMA&&this._flags.last_token.type!==u.START_EXPR&&this._flags.last_token.type!==u.EQUALS&&this._flags.last_token.type!==u.OPERATOR||this.start_of_object_property()||d(this._flags.last_token.text,["+","-"])&&":"===this._last_last_text&&this._flags.parent.mode===y||this.allow_wrap_or_preserved_newline(e),h(e,"function"))return(d(this._flags.last_token.text,["}",";"])||this._output.just_added_newline()&&!d(this._flags.last_token.text,["(","[","{",":","=",","])&&this._flags.last_token.type!==u.OPERATOR)&&(this._output.just_added_blankline()||e.comments_before||(this.print_newline(),this.print_newline(!0))),this._flags.last_token.type===u.RESERVED||this._flags.last_token.type===u.WORD?p(this._flags.last_token,["get","set","new","export"])||p(this._flags.last_token,A)||h(this._flags.last_token,"default")&&"export"===this._last_last_text||"declare"===this._flags.last_token.text?this._output.space_before_token=!0:this.print_newline():this._flags.last_token.type===u.OPERATOR||"="===this._flags.last_token.text?this._output.space_before_token=!0:(this._flags.multiline_frame||!C(this._flags.mode)&&!E(this._flags.mode))&&this.print_newline(),this.print_token(e),void(this._flags.last_word=e.text);var t="NONE";(this._flags.last_token.type===u.END_BLOCK?this._previous_flags.inline_frame?t="SPACE":p(e,["else","catch","finally","from"])?"expand"===this._options.brace_style||"end-expand"===this._options.brace_style||"none"===this._options.brace_style&&e.newlines?t="NEWLINE":(t="SPACE",this._output.space_before_token=!0):t="NEWLINE":this._flags.last_token.type===u.SEMICOLON&&this._flags.mode===v?t="NEWLINE":this._flags.last_token.type===u.SEMICOLON&&C(this._flags.mode)?t="SPACE":this._flags.last_token.type===u.STRING?t="NEWLINE":this._flags.last_token.type===u.RESERVED||this._flags.last_token.type===u.WORD||"*"===this._flags.last_token.text&&(d(this._last_last_text,["function","yield"])||this._flags.mode===y&&d(this._last_last_text,["{",","]))?t="SPACE":this._flags.last_token.type===u.START_BLOCK?t=this._flags.inline_frame?"SPACE":"NEWLINE":this._flags.last_token.type===u.END_EXPR&&(this._output.space_before_token=!0,t="NEWLINE"),p(e,l)&&")"!==this._flags.last_token.text&&(t=this._flags.inline_frame||"else"===this._flags.last_token.text||"export"===this._flags.last_token.text?"SPACE":"NEWLINE"),p(e,["else","catch","finally"]))?(this._flags.last_token.type!==u.END_BLOCK||this._previous_flags.mode!==v||"expand"===this._options.brace_style||"end-expand"===this._options.brace_style||"none"===this._options.brace_style&&e.newlines)&&!this._flags.inline_frame?this.print_newline():(this._output.trim(!0),"}"!==this._output.current_line.last()&&this.print_newline(),this._output.space_before_token=!0):"NEWLINE"===t?p(this._flags.last_token,f)||"declare"===this._flags.last_token.text&&p(e,["var","let","const"])?this._output.space_before_token=!0:this._flags.last_token.type!==u.END_EXPR?this._flags.last_token.type===u.START_EXPR&&p(e,["var","let","const"])||":"===this._flags.last_token.text||(h(e,"if")&&h(e.previous,"else")?this._output.space_before_token=!0:this.print_newline()):p(e,l)&&")"!==this._flags.last_token.text&&this.print_newline():this._flags.multiline_frame&&E(this._flags.mode)&&","===this._flags.last_token.text&&"}"===this._last_last_text?this.print_newline():"SPACE"===t&&(this._output.space_before_token=!0);!e.previous||e.previous.type!==u.WORD&&e.previous.type!==u.RESERVED||(this._output.space_before_token=!0),this.print_token(e),this._flags.last_word=e.text,e.type===u.RESERVED&&("do"===e.text?this._flags.do_block=!0:"if"===e.text?this._flags.if_block=!0:"import"===e.text?this._flags.import_block=!0:this._flags.import_block&&h(e,"from")&&(this._flags.import_block=!1))},T.prototype.handle_semicolon=function(e){this.start_of_statement(e)?this._output.space_before_token=!1:this.handle_whitespace_and_comments(e);for(var t=this._tokens.peek();!(this._flags.mode!==b||this._flags.if_block&&h(t,"else")||this._flags.do_block);)this.restore_mode();this._flags.import_block&&(this._flags.import_block=!1),this.print_token(e)},T.prototype.handle_string=function(e){(!e.text.startsWith("`")||0!==e.newlines||""!==e.whitespace_before||")"!==e.previous.text&&this._flags.last_token.type!==u.WORD)&&(this.start_of_statement(e)?this._output.space_before_token=!0:(this.handle_whitespace_and_comments(e),this._flags.last_token.type===u.RESERVED||this._flags.last_token.type===u.WORD||this._flags.inline_frame?this._output.space_before_token=!0:this._flags.last_token.type===u.COMMA||this._flags.last_token.type===u.START_EXPR||this._flags.last_token.type===u.EQUALS||this._flags.last_token.type===u.OPERATOR?this.start_of_object_property()||this.allow_wrap_or_preserved_newline(e):!e.text.startsWith("`")||this._flags.last_token.type!==u.END_EXPR||"]"!==e.previous.text&&")"!==e.previous.text||0!==e.newlines?this.print_newline():this._output.space_before_token=!0)),this.print_token(e)},T.prototype.handle_equals=function(e){this.start_of_statement(e)||this.handle_whitespace_and_comments(e),this._flags.declaration_statement&&(this._flags.declaration_assignment=!0),this._output.space_before_token=!0,this.print_token(e),this._output.space_before_token=!0},T.prototype.handle_comma=function(e){this.handle_whitespace_and_comments(e,!0),this.print_token(e),this._output.space_before_token=!0,this._flags.declaration_statement?(C(this._flags.parent.mode)&&(this._flags.declaration_assignment=!1),this._flags.declaration_assignment?(this._flags.declaration_assignment=!1,this.print_newline(!1,!0)):this._options.comma_first&&this.allow_wrap_or_preserved_newline(e)):this._flags.mode===y||this._flags.mode===b&&this._flags.parent.mode===y?(this._flags.mode===b&&this.restore_mode(),this._flags.inline_frame||this.print_newline()):this._options.comma_first&&this.allow_wrap_or_preserved_newline(e)},T.prototype.handle_operator=function(e){var t="*"===e.text&&(p(this._flags.last_token,["function","yield"])||d(this._flags.last_token.type,[u.START_BLOCK,u.COMMA,u.END_BLOCK,u.SEMICOLON])),n=d(e.text,["-","+"])&&(d(this._flags.last_token.type,[u.START_BLOCK,u.START_EXPR,u.EQUALS,u.OPERATOR])||d(this._flags.last_token.text,l)||","===this._flags.last_token.text);if(this.start_of_statement(e));else{var i=!t;this.handle_whitespace_and_comments(e,i)}if("*"!==e.text||this._flags.last_token.type!==u.DOT)if("::"!==e.text)if(d(e.text,["-","+"])&&this.start_of_object_property())this.print_token(e);else{if(this._flags.last_token.type===u.OPERATOR&&d(this._options.operator_position,g)&&this.allow_wrap_or_preserved_newline(e),":"===e.text&&this._flags.in_case)return this.print_token(e),this._flags.in_case=!1,this._flags.case_body=!0,void(this._tokens.peek().type!==u.START_BLOCK?(this.indent(),this.print_newline(),this._flags.case_block=!1):(this._flags.case_block=!0,this._output.space_before_token=!0));var r=!0,a=!0,s=!1;if(":"===e.text?0===this._flags.ternary_depth?r=!1:(this._flags.ternary_depth-=1,s=!0):"?"===e.text&&(this._flags.ternary_depth+=1),!n&&!t&&this._options.preserve_newlines&&d(e.text,c)){var o=":"===e.text,h=o&&s,y=o&&!s;switch(this._options.operator_position){case m.before_newline:return this._output.space_before_token=!y,this.print_token(e),o&&!h||this.allow_wrap_or_preserved_newline(e),void(this._output.space_before_token=!0);case m.after_newline:return this._output.space_before_token=!0,!o||h?this._tokens.peek().newlines?this.print_newline(!1,!0):this.allow_wrap_or_preserved_newline(e):this._output.space_before_token=!1,this.print_token(e),void(this._output.space_before_token=!0);case m.preserve_newline:return y||this.allow_wrap_or_preserved_newline(e),r=!(this._output.just_added_newline()||y),this._output.space_before_token=r,this.print_token(e),void(this._output.space_before_token=!0)}}if(t){this.allow_wrap_or_preserved_newline(e),r=!1;var _=this._tokens.peek();a=_&&d(_.type,[u.WORD,u.RESERVED])}else if("..."===e.text)this.allow_wrap_or_preserved_newline(e),r=this._flags.last_token.type===u.START_BLOCK,a=!1;else if(d(e.text,["--","++","!","~"])||n){if(this._flags.last_token.type!==u.COMMA&&this._flags.last_token.type!==u.START_EXPR||this.allow_wrap_or_preserved_newline(e),r=!1,a=!1,e.newlines&&("--"===e.text||"++"===e.text||"~"===e.text)){var w=p(this._flags.last_token,f)&&e.newlines;w&&(this._previous_flags.if_block||this._previous_flags.else_block)&&this.restore_mode(),this.print_newline(w,!0)}";"===this._flags.last_token.text&&C(this._flags.mode)&&(r=!0),this._flags.last_token.type===u.RESERVED?r=!0:this._flags.last_token.type===u.END_EXPR?r=!("]"===this._flags.last_token.text&&("--"===e.text||"++"===e.text)):this._flags.last_token.type===u.OPERATOR&&(r=d(e.text,["--","-","++","+"])&&d(this._flags.last_token.text,["--","-","++","+"]),d(e.text,["+","-"])&&d(this._flags.last_token.text,["--","++"])&&(a=!0)),(this._flags.mode!==v||this._flags.inline_frame)&&this._flags.mode!==b||"{"!==this._flags.last_token.text&&";"!==this._flags.last_token.text||this.print_newline()}this._output.space_before_token=this._output.space_before_token||r,this.print_token(e),this._output.space_before_token=a}else this.print_token(e);else this.print_token(e)},T.prototype.handle_block_comment=function(e,t){return this._output.raw?(this._output.add_raw_token(e),void(e.directives&&"end"===e.directives.preserve&&(this._output.raw=this._options.test_output_raw))):e.directives?(this.print_newline(!1,t),this.print_token(e),"start"===e.directives.preserve&&(this._output.raw=!0),void this.print_newline(!1,!0)):a.newline.test(e.text)||e.newlines?void this.print_block_commment(e,t):(this._output.space_before_token=!0,this.print_token(e),void(this._output.space_before_token=!0))},T.prototype.print_block_commment=function(e,t){var n,i=function(e){for(var t=[],n=(e=e.replace(a.allLineBreaks,"\n")).indexOf("\n");-1!==n;)t.push(e.substring(0,n)),n=(e=e.substring(n+1)).indexOf("\n");return e.length&&t.push(e),t}(e.text),r=!1,s=!1,o=e.whitespace_before,l=o.length;if(this.print_newline(!1,t),this.print_token_line_indentation(e),this._output.add_token(i[0]),this.print_newline(!1,t),i.length>1){for(r=function(e,t){for(var n=0;n<e.length;n++)if(e[n].trim().charAt(0)!==t)return!1;return!0}(i=i.slice(1),"*"),s=function(e,t){for(var n,i=0,r=e.length;i<r;i++)if((n=e[i])&&0!==n.indexOf(t))return!1;return!0}(i,o),r&&(this._flags.alignment=1),n=0;n<i.length;n++)r?(this.print_token_line_indentation(e),this._output.add_token(i[n].replace(/^\s+/g,""))):s&&i[n]?(this.print_token_line_indentation(e),this._output.add_token(i[n].substring(l))):(this._output.current_line.set_indent(-1),this._output.add_token(i[n])),this.print_newline(!1,t);this._flags.alignment=0}},T.prototype.handle_comment=function(e,t){e.newlines?this.print_newline(!1,t):this._output.trim(!0),this._output.space_before_token=!0,this.print_token(e),this.print_newline(!1,t)},T.prototype.handle_dot=function(e){this.start_of_statement(e)||this.handle_whitespace_and_comments(e,!0),this._flags.last_token.text.match("^[0-9]+$")&&(this._output.space_before_token=!0),p(this._flags.last_token,f)?this._output.space_before_token=!1:this.allow_wrap_or_preserved_newline(e,")"===this._flags.last_token.text&&this._options.break_chained_methods),this._options.unindent_chained_methods&&this._output.just_added_newline()&&this.deindent(),this.print_token(e)},T.prototype.handle_unknown=function(e,t){this.print_token(e),"\n"===e.text[e.text.length-1]&&this.print_newline(!1,t)},T.prototype.handle_eof=function(e){for(;this._flags.mode===b;)this.restore_mode();this.handle_whitespace_and_comments(e)},e.exports.Beautifier=T},function(e){function t(e){this.__parent=e,this.__character_count=0,this.__indent_count=-1,this.__alignment_count=0,this.__wrap_point_index=0,this.__wrap_point_character_count=0,this.__wrap_point_indent_count=-1,this.__wrap_point_alignment_count=0,this.__items=[]}function n(e,t){this.__cache=[""],this.__indent_size=e.indent_size,this.__indent_string=e.indent_char,e.indent_with_tabs||(this.__indent_string=new Array(e.indent_size+1).join(e.indent_char)),t=t||"",e.indent_level>0&&(t=new Array(e.indent_level+1).join(this.__indent_string)),this.__base_string=t,this.__base_string_length=t.length}function i(e,i){this.__indent_cache=new n(e,i),this.raw=!1,this._end_with_newline=e.end_with_newline,this.indent_size=e.indent_size,this.wrap_line_length=e.wrap_line_length,this.indent_empty_lines=e.indent_empty_lines,this.__lines=[],this.previous_line=null,this.current_line=null,this.next_line=new t(this),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=!1,this.__add_outputline()}t.prototype.clone_empty=function(){var e=new t(this.__parent);return e.set_indent(this.__indent_count,this.__alignment_count),e},t.prototype.item=function(e){return e<0?this.__items[this.__items.length+e]:this.__items[e]},t.prototype.has_match=function(e){for(var t=this.__items.length-1;t>=0;t--)if(this.__items[t].match(e))return!0;return!1},t.prototype.set_indent=function(e,t){this.is_empty()&&(this.__indent_count=e||0,this.__alignment_count=t||0,this.__character_count=this.__parent.get_indent_size(this.__indent_count,this.__alignment_count))},t.prototype._set_wrap_point=function(){this.__parent.wrap_line_length&&(this.__wrap_point_index=this.__items.length,this.__wrap_point_character_count=this.__character_count,this.__wrap_point_indent_count=this.__parent.next_line.__indent_count,this.__wrap_point_alignment_count=this.__parent.next_line.__alignment_count)},t.prototype._should_wrap=function(){return this.__wrap_point_index&&this.__character_count>this.__parent.wrap_line_length&&this.__wrap_point_character_count>this.__parent.next_line.__character_count},t.prototype._allow_wrap=function(){if(this._should_wrap()){this.__parent.add_new_line();var e=this.__parent.current_line;return e.set_indent(this.__wrap_point_indent_count,this.__wrap_point_alignment_count),e.__items=this.__items.slice(this.__wrap_point_index),this.__items=this.__items.slice(0,this.__wrap_point_index),e.__character_count+=this.__character_count-this.__wrap_point_character_count,this.__character_count=this.__wrap_point_character_count," "===e.__items[0]&&(e.__items.splice(0,1),e.__character_count-=1),!0}return!1},t.prototype.is_empty=function(){return 0===this.__items.length},t.prototype.last=function(){return this.is_empty()?null:this.__items[this.__items.length-1]},t.prototype.push=function(e){this.__items.push(e);var t=e.lastIndexOf("\n");-1!==t?this.__character_count=e.length-t:this.__character_count+=e.length},t.prototype.pop=function(){var e=null;return this.is_empty()||(e=this.__items.pop(),this.__character_count-=e.length),e},t.prototype._remove_indent=function(){this.__indent_count>0&&(this.__indent_count-=1,this.__character_count-=this.__parent.indent_size)},t.prototype._remove_wrap_indent=function(){this.__wrap_point_indent_count>0&&(this.__wrap_point_indent_count-=1)},t.prototype.trim=function(){for(;" "===this.last();)this.__items.pop(),this.__character_count-=1},t.prototype.toString=function(){var e="";return this.is_empty()?this.__parent.indent_empty_lines&&(e=this.__parent.get_indent_string(this.__indent_count)):(e=this.__parent.get_indent_string(this.__indent_count,this.__alignment_count),e+=this.__items.join("")),e},n.prototype.get_indent_size=function(e,t){var n=this.__base_string_length;return t=t||0,e<0&&(n=0),n+=e*this.__indent_size,n+=t},n.prototype.get_indent_string=function(e,t){var n=this.__base_string;return t=t||0,e<0&&(e=0,n=""),t+=e*this.__indent_size,this.__ensure_cache(t),n+=this.__cache[t]},n.prototype.__ensure_cache=function(e){for(;e>=this.__cache.length;)this.__add_column()},n.prototype.__add_column=function(){var e=this.__cache.length,t=0,n="";this.__indent_size&&e>=this.__indent_size&&(e-=(t=Math.floor(e/this.__indent_size))*this.__indent_size,n=new Array(t+1).join(this.__indent_string)),e&&(n+=new Array(e+1).join(" ")),this.__cache.push(n)},i.prototype.__add_outputline=function(){this.previous_line=this.current_line,this.current_line=this.next_line.clone_empty(),this.__lines.push(this.current_line)},i.prototype.get_line_number=function(){return this.__lines.length},i.prototype.get_indent_string=function(e,t){return this.__indent_cache.get_indent_string(e,t)},i.prototype.get_indent_size=function(e,t){return this.__indent_cache.get_indent_size(e,t)},i.prototype.is_empty=function(){return!this.previous_line&&this.current_line.is_empty()},i.prototype.add_new_line=function(e){return!(this.is_empty()||!e&&this.just_added_newline())&&(this.raw||this.__add_outputline(),!0)},i.prototype.get_code=function(e){this.trim(!0);var t=this.current_line.pop();t&&("\n"===t[t.length-1]&&(t=t.replace(/\n+$/g,"")),this.current_line.push(t)),this._end_with_newline&&this.__add_outputline();var n=this.__lines.join("\n");return"\n"!==e&&(n=n.replace(/[\n]/g,e)),n},i.prototype.set_wrap_point=function(){this.current_line._set_wrap_point()},i.prototype.set_indent=function(e,t){return e=e||0,t=t||0,this.next_line.set_indent(e,t),this.__lines.length>1?(this.current_line.set_indent(e,t),!0):(this.current_line.set_indent(),!1)},i.prototype.add_raw_token=function(e){for(var t=0;t<e.newlines;t++)this.__add_outputline();this.current_line.set_indent(-1),this.current_line.push(e.whitespace_before),this.current_line.push(e.text),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=!1},i.prototype.add_token=function(e){this.__add_space_before_token(),this.current_line.push(e),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=this.current_line._allow_wrap()},i.prototype.__add_space_before_token=function(){this.space_before_token&&!this.just_added_newline()&&(this.non_breaking_space||this.set_wrap_point(),this.current_line.push(" "))},i.prototype.remove_indent=function(e){for(var t=this.__lines.length;e<t;)this.__lines[e]._remove_indent(),e++;this.current_line._remove_wrap_indent()},i.prototype.trim=function(e){for(e=void 0!==e&&e,this.current_line.trim();e&&this.__lines.length>1&&this.current_line.is_empty();)this.__lines.pop(),this.current_line=this.__lines[this.__lines.length-1],this.current_line.trim();this.previous_line=this.__lines.length>1?this.__lines[this.__lines.length-2]:null},i.prototype.just_added_newline=function(){return this.current_line.is_empty()},i.prototype.just_added_blankline=function(){return this.is_empty()||this.current_line.is_empty()&&this.previous_line.is_empty()},i.prototype.ensure_empty_line_above=function(e,n){for(var i=this.__lines.length-2;i>=0;){var r=this.__lines[i];if(r.is_empty())break;if(0!==r.item(0).indexOf(e)&&r.item(-1)!==n){this.__lines.splice(i+1,0,new t(this)),this.previous_line=this.__lines[this.__lines.length-2];break}i--}},e.exports.Output=i},function(e){e.exports.Token=function(e,t,n,i){this.type=e,this.text=t,this.comments_before=null,this.newlines=n||0,this.whitespace_before=i||"",this.parent=null,this.next=null,this.previous=null,this.opened=null,this.closed=null,this.directives=null}},function(e,t){var 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s(/\/\*/,/\*\//),p=/0[xX][0123456789abcdefABCDEF_]*n?|0[oO][01234567_]*n?|0[bB][01_]*n?|\d[\d_]*n|(?:\.\d[\d_]*|\d[\d_]*\.?[\d_]*)(?:[eE][+-]?[\d_]+)?/,f=/[0-9]/,m=/[^\d\.]/,g=">>> === !== &&= ??= ||= << && >= ** != == <= >> || ?? |> < / - + > : & % ? ^ | *".split(" "),v=">>>= ... >>= <<= === >>> !== **= &&= ??= ||= => ^= :: /= << <= == && -= >= >> != -- += ** || ?? ++ %= &= *= |= |> = ! ? > < : / ^ - + * & % ~ |";v=(v="\\?\\.(?!\\d) "+(v=v.replace(/[-[\]{}()*+?.,\\^$|#]/g,"\\$&"))).replace(/ /g,"|");var b,y=new RegExp(v),_="continue,try,throw,return,var,let,const,if,switch,case,default,for,while,break,function,import,export".split(","),w=_.concat(["do","in","of","else","get","set","new","catch","finally","typeof","yield","async","await","from","as","class","extends"]),x=new RegExp("^(?:"+w.join("|")+")$"),k=function(e,t){r.call(this,e,t),this._patterns.whitespace=this._patterns.whitespace.matching(/\u00A0\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff/.source,/\u2028\u2029/.source);var n=new l(this._input),i=new c(this._input).read_options(this._options);this.__patterns={template:i,identifier:i.starting_with(o.identifier).matching(o.identifierMatch),number:n.matching(p),punct:n.matching(y),comment:n.starting_with(/\/\//).until(/[\n\r\u2028\u2029]/),block_comment:n.starting_with(/\/\*/).until_after(/\*\//),html_comment_start:n.matching(/<!--/),html_comment_end:n.matching(/-->/),include:n.starting_with(/#include/).until_after(o.lineBreak),shebang:n.starting_with(/#!/).until_after(o.lineBreak),xml:n.matching(/[\s\S]*?<(\/?)([-a-zA-Z:0-9_.]+|{[^}]+?}|!\[CDATA\[[^\]]*?\]\]|)(\s*{[^}]+?}|\s+[-a-zA-Z:0-9_.]+|\s+[-a-zA-Z:0-9_.]+\s*=\s*('[^']*'|"[^"]*"|{([^{}]|{[^}]+?})+?}))*\s*(\/?)\s*>/),single_quote:i.until(/['\\\n\r\u2028\u2029]/),double_quote:i.until(/["\\\n\r\u2028\u2029]/),template_text:i.until(/[`\\$]/),template_expression:i.until(/[`}\\]/)}};(k.prototype=new r)._is_comment=function(e){return e.type===d.COMMENT||e.type===d.BLOCK_COMMENT||e.type===d.UNKNOWN},k.prototype._is_opening=function(e){return e.type===d.START_BLOCK||e.type===d.START_EXPR},k.prototype._is_closing=function(e,t){return(e.type===d.END_BLOCK||e.type===d.END_EXPR)&&t&&("]"===e.text&&"["===t.text||")"===e.text&&"("===t.text||"}"===e.text&&"{"===t.text)},k.prototype._reset=function(){b=!1},k.prototype._get_next_token=function(e,t){var n=null;this._readWhitespace();var i=this._input.peek();return null===i?this._create_token(d.EOF,""):n=(n=(n=(n=(n=(n=(n=(n=(n=(n=n||this._read_non_javascript(i))||this._read_string(i))||this._read_pair(i,this._input.peek(1)))||this._read_word(e))||this._read_singles(i))||this._read_comment(i))||this._read_regexp(i,e))||this._read_xml(i,e))||this._read_punctuation())||this._create_token(d.UNKNOWN,this._input.next())},k.prototype._read_word=function(e){var t;return""!==(t=this.__patterns.identifier.read())?(t=t.replace(o.allLineBreaks,"\n"),e.type!==d.DOT&&(e.type!==d.RESERVED||"set"!==e.text&&"get"!==e.text)&&x.test(t)?"in"!==t&&"of"!==t||e.type!==d.WORD&&e.type!==d.STRING?this._create_token(d.RESERVED,t):this._create_token(d.OPERATOR,t):this._create_token(d.WORD,t)):""!==(t=this.__patterns.number.read())?this._create_token(d.WORD,t):void 0},k.prototype._read_singles=function(e){var t=null;return"("===e||"["===e?t=this._create_token(d.START_EXPR,e):")"===e||"]"===e?t=this._create_token(d.END_EXPR,e):"{"===e?t=this._create_token(d.START_BLOCK,e):"}"===e?t=this._create_token(d.END_BLOCK,e):";"===e?t=this._create_token(d.SEMICOLON,e):"."===e&&m.test(this._input.peek(1))?t=this._create_token(d.DOT,e):","===e&&(t=this._create_token(d.COMMA,e)),t&&this._input.next(),t},k.prototype._read_pair=function(e,t){var n=null;return"#"===e&&"{"===t&&(n=this._create_token(d.START_BLOCK,e+t)),n&&(this._input.next(),this._input.next()),n},k.prototype._read_punctuation=function(){var e=this.__patterns.punct.read();if(""!==e)return"="===e?this._create_token(d.EQUALS,e):"?."===e?this._create_token(d.DOT,e):this._create_token(d.OPERATOR,e)},k.prototype._read_non_javascript=function(e){var t="";if("#"===e){if(this._is_first_token()&&(t=this.__patterns.shebang.read()))return this._create_token(d.UNKNOWN,t.trim()+"\n");if(t=this.__patterns.include.read())return this._create_token(d.UNKNOWN,t.trim()+"\n");e=this._input.next();var n="#";if(this._input.hasNext()&&this._input.testChar(f)){do{n+=e=this._input.next()}while(this._input.hasNext()&&"#"!==e&&"="!==e);return"#"===e||("["===this._input.peek()&&"]"===this._input.peek(1)?(n+="[]",this._input.next(),this._input.next()):"{"===this._input.peek()&&"}"===this._input.peek(1)&&(n+="{}",this._input.next(),this._input.next())),this._create_token(d.WORD,n)}this._input.back()}else if("<"===e&&this._is_first_token()){if(t=this.__patterns.html_comment_start.read()){for(;this._input.hasNext()&&!this._input.testChar(o.newline);)t+=this._input.next();return b=!0,this._create_token(d.COMMENT,t)}}else if(b&&"-"===e&&(t=this.__patterns.html_comment_end.read()))return b=!1,this._create_token(d.COMMENT,t);return null},k.prototype._read_comment=function(e){var t=null;if("/"===e){var n="";if("*"===this._input.peek(1)){n=this.__patterns.block_comment.read();var i=h.get_directives(n);i&&"start"===i.ignore&&(n+=h.readIgnored(this._input)),n=n.replace(o.allLineBreaks,"\n"),(t=this._create_token(d.BLOCK_COMMENT,n)).directives=i}else"/"===this._input.peek(1)&&(n=this.__patterns.comment.read(),t=this._create_token(d.COMMENT,n))}return t},k.prototype._read_string=function(e){if("`"===e||"'"===e||'"'===e){var t=this._input.next();return this.has_char_escapes=!1,t+="`"===e?this._read_string_recursive("`",!0,"${"):this._read_string_recursive(e),this.has_char_escapes&&this._options.unescape_strings&&(t=function(e){var t="",n=0,r=new i(e),a=null;for(;r.hasNext();)if((a=r.match(/([\s]|[^\\]|\\\\)+/g))&&(t+=a[0]),"\\"===r.peek()){if(r.next(),"x"===r.peek())a=r.match(/x([0-9A-Fa-f]{2})/g);else{if("u"!==r.peek()){t+="\\",r.hasNext()&&(t+=r.next());continue}(a=r.match(/u([0-9A-Fa-f]{4})/g))||(a=r.match(/u\{([0-9A-Fa-f]+)\}/g))}if(!a)return e;if((n=parseInt(a[1],16))>126&&n<=255&&0===a[0].indexOf("x"))return e;t+=n>=0&&n<32||n>1114111?"\\"+a[0]:34===n||39===n||92===n?"\\"+String.fromCharCode(n):String.fromCharCode(n)}return t}(t)),this._input.peek()===e&&(t+=this._input.next()),t=t.replace(o.allLineBreaks,"\n"),this._create_token(d.STRING,t)}return null},k.prototype._allow_regexp_or_xml=function(e){return e.type===d.RESERVED&&u(e.text,["return","case","throw","else","do","typeof","yield"])||e.type===d.END_EXPR&&")"===e.text&&e.opened.previous.type===d.RESERVED&&u(e.opened.previous.text,["if","while","for"])||u(e.type,[d.COMMENT,d.START_EXPR,d.START_BLOCK,d.START,d.END_BLOCK,d.OPERATOR,d.EQUALS,d.EOF,d.SEMICOLON,d.COMMA])},k.prototype._read_regexp=function(e,t){if("/"===e&&this._allow_regexp_or_xml(t)){for(var n=this._input.next(),i=!1,r=!1;this._input.hasNext()&&(i||r||this._input.peek()!==e)&&!this._input.testChar(o.newline);)n+=this._input.peek(),i?i=!1:(i="\\"===this._input.peek(),"["===this._input.peek()?r=!0:"]"===this._input.peek()&&(r=!1)),this._input.next();return this._input.peek()===e&&(n+=this._input.next(),n+=this._input.read(o.identifier)),this._create_token(d.STRING,n)}return null},k.prototype._read_xml=function(e,t){if(this._options.e4x&&"<"===e&&this._allow_regexp_or_xml(t)){var n="",i=this.__patterns.xml.read_match();if(i){for(var r=i[2].replace(/^{\s+/,"{").replace(/\s+}$/,"}"),a=0===r.indexOf("{"),s=0;i;){var l=!!i[1],c=i[2];if(!(!!i[i.length-1]||"![CDATA["===c.slice(0,8))&&(c===r||a&&c.replace(/^{\s+/,"{").replace(/\s+}$/,"}"))&&(l?--s:++s),n+=i[0],s<=0)break;i=this.__patterns.xml.read_match()}return i||(n+=this._input.match(/[\s\S]*/g)[0]),n=n.replace(o.allLineBreaks,"\n"),this._create_token(d.STRING,n)}}return null},k.prototype._read_string_recursive=function(e,t,n){var i,r;"'"===e?r=this.__patterns.single_quote:'"'===e?r=this.__patterns.double_quote:"`"===e?r=this.__patterns.template_text:"}"===e&&(r=this.__patterns.template_expression);for(var a=r.read(),s="";this._input.hasNext();){if((s=this._input.next())===e||!t&&o.newline.test(s)){this._input.back();break}"\\"===s&&this._input.hasNext()?("x"===(i=this._input.peek())||"u"===i?this.has_char_escapes=!0:"\r"===i&&"\n"===this._input.peek(1)&&this._input.next(),s+=this._input.next()):n&&("${"===n&&"$"===s&&"{"===this._input.peek()&&(s+=this._input.next()),n===s&&(s+="`"===e?this._read_string_recursive("}",t,"`"):this._read_string_recursive("`",t,"${"),this._input.hasNext()&&(s+=this._input.next()))),a+=s+=r.read()}return a},e.exports.Tokenizer=k,e.exports.TOKEN=d,e.exports.positionable_operators=g.slice(),e.exports.line_starters=_.slice()},function(e){var t=RegExp.prototype.hasOwnProperty("sticky");function n(e){this.__input=e||"",this.__input_length=this.__input.length,this.__position=0}n.prototype.restart=function(){this.__position=0},n.prototype.back=function(){this.__position>0&&(this.__position-=1)},n.prototype.hasNext=function(){return this.__position<this.__input_length},n.prototype.next=function(){var e=null;return this.hasNext()&&(e=this.__input.charAt(this.__position),this.__position+=1),e},n.prototype.peek=function(e){var t=null;return e=e||0,(e+=this.__position)>=0&&e<this.__input_length&&(t=this.__input.charAt(e)),t},n.prototype.__match=function(e,n){e.lastIndex=n;var i=e.exec(this.__input);return!i||t&&e.sticky||i.index!==n&&(i=null),i},n.prototype.test=function(e,t){return t=t||0,(t+=this.__position)>=0&&t<this.__input_length&&!!this.__match(e,t)},n.prototype.testChar=function(e,t){var n=this.peek(t);return e.lastIndex=0,null!==n&&e.test(n)},n.prototype.match=function(e){var t=this.__match(e,this.__position);return t?this.__position+=t[0].length:t=null,t},n.prototype.read=function(e,t,n){var i,r="";return e&&(i=this.match(e))&&(r+=i[0]),!t||!i&&e||(r+=this.readUntil(t,n)),r},n.prototype.readUntil=function(e,t){var n,i=this.__position;e.lastIndex=this.__position;var r=e.exec(this.__input);return r?(i=r.index,t&&(i+=r[0].length)):i=this.__input_length,n=this.__input.substring(this.__position,i),this.__position=i,n},n.prototype.readUntilAfter=function(e){return this.readUntil(e,!0)},n.prototype.get_regexp=function(e,n){var i=null,r="g";return n&&t&&(r="y"),"string"==typeof e&&""!==e?i=new RegExp(e,r):e&&(i=new RegExp(e.source,r)),i},n.prototype.get_literal_regexp=function(e){return RegExp(e.replace(/[-\/\\^$*+?.()|[\]{}]/g,"\\$&"))},n.prototype.peekUntilAfter=function(e){var t=this.__position,n=this.readUntilAfter(e);return this.__position=t,n},n.prototype.lookBack=function(e){var t=this.__position-1;return t>=e.length&&this.__input.substring(t-e.length,t).toLowerCase()===e},e.exports.InputScanner=n},function(e,t,n){var i=n(8).InputScanner,r=n(3).Token,a=n(10).TokenStream,s=n(11).WhitespacePattern,o={START:"TK_START",RAW:"TK_RAW",EOF:"TK_EOF"},l=function(e,t){this._input=new i(e),this._options=t||{},this.__tokens=null,this._patterns={},this._patterns.whitespace=new s(this._input)};l.prototype.tokenize=function(){var e;this._input.restart(),this.__tokens=new a,this._reset();for(var t=new r(o.START,""),n=null,i=[],s=new a;t.type!==o.EOF;){for(e=this._get_next_token(t,n);this._is_comment(e);)s.add(e),e=this._get_next_token(t,n);s.isEmpty()||(e.comments_before=s,s=new a),e.parent=n,this._is_opening(e)?(i.push(n),n=e):n&&this._is_closing(e,n)&&(e.opened=n,n.closed=e,n=i.pop(),e.parent=n),e.previous=t,t.next=e,this.__tokens.add(e),t=e}return this.__tokens},l.prototype._is_first_token=function(){return this.__tokens.isEmpty()},l.prototype._reset=function(){},l.prototype._get_next_token=function(e,t){this._readWhitespace();var n=this._input.read(/.+/g);return n?this._create_token(o.RAW,n):this._create_token(o.EOF,"")},l.prototype._is_comment=function(e){return!1},l.prototype._is_opening=function(e){return!1},l.prototype._is_closing=function(e,t){return!1},l.prototype._create_token=function(e,t){return new r(e,t,this._patterns.whitespace.newline_count,this._patterns.whitespace.whitespace_before_token)},l.prototype._readWhitespace=function(){return this._patterns.whitespace.read()},e.exports.Tokenizer=l,e.exports.TOKEN=o},function(e){function t(e){this.__tokens=[],this.__tokens_length=this.__tokens.length,this.__position=0,this.__parent_token=e}t.prototype.restart=function(){this.__position=0},t.prototype.isEmpty=function(){return 0===this.__tokens_length},t.prototype.hasNext=function(){return this.__position<this.__tokens_length},t.prototype.next=function(){var e=null;return this.hasNext()&&(e=this.__tokens[this.__position],this.__position+=1),e},t.prototype.peek=function(e){var t=null;return e=e||0,(e+=this.__position)>=0&&e<this.__tokens_length&&(t=this.__tokens[e]),t},t.prototype.add=function(e){this.__parent_token&&(e.parent=this.__parent_token),this.__tokens.push(e),this.__tokens_length+=1},e.exports.TokenStream=t},function(e,t,n){var i=n(12).Pattern;function r(e,t){i.call(this,e,t),t?this._line_regexp=this._input.get_regexp(t._line_regexp):this.__set_whitespace_patterns("",""),this.newline_count=0,this.whitespace_before_token=""}r.prototype=new i,r.prototype.__set_whitespace_patterns=function(e,t){e+="\\t ",t+="\\n\\r",this._match_pattern=this._input.get_regexp("["+e+t+"]+",!0),this._newline_regexp=this._input.get_regexp("\\r\\n|["+t+"]")},r.prototype.read=function(){this.newline_count=0,this.whitespace_before_token="";var e=this._input.read(this._match_pattern);if(" "===e)this.whitespace_before_token=" ";else if(e){var t=this.__split(this._newline_regexp,e);this.newline_count=t.length-1,this.whitespace_before_token=t[this.newline_count]}return e},r.prototype.matching=function(e,t){var n=this._create();return n.__set_whitespace_patterns(e,t),n._update(),n},r.prototype._create=function(){return new r(this._input,this)},r.prototype.__split=function(e,t){e.lastIndex=0;for(var n=0,i=[],r=e.exec(t);r;)i.push(t.substring(n,r.index)),n=r.index+r[0].length,r=e.exec(t);return n<t.length?i.push(t.substring(n,t.length)):i.push(""),i},e.exports.WhitespacePattern=r},function(e){function t(e,t){this._input=e,this._starting_pattern=null,this._match_pattern=null,this._until_pattern=null,this._until_after=!1,t&&(this._starting_pattern=this._input.get_regexp(t._starting_pattern,!0),this._match_pattern=this._input.get_regexp(t._match_pattern,!0),this._until_pattern=this._input.get_regexp(t._until_pattern),this._until_after=t._until_after)}t.prototype.read=function(){var e=this._input.read(this._starting_pattern);return this._starting_pattern&&!e||(e+=this._input.read(this._match_pattern,this._until_pattern,this._until_after)),e},t.prototype.read_match=function(){return this._input.match(this._match_pattern)},t.prototype.until_after=function(e){var t=this._create();return t._until_after=!0,t._until_pattern=this._input.get_regexp(e),t._update(),t},t.prototype.until=function(e){var t=this._create();return t._until_after=!1,t._until_pattern=this._input.get_regexp(e),t._update(),t},t.prototype.starting_with=function(e){var t=this._create();return t._starting_pattern=this._input.get_regexp(e,!0),t._update(),t},t.prototype.matching=function(e){var t=this._create();return t._match_pattern=this._input.get_regexp(e,!0),t._update(),t},t.prototype._create=function(){return new t(this._input,this)},t.prototype._update=function(){},e.exports.Pattern=t},function(e){function t(e,t){e="string"==typeof e?e:e.source,t="string"==typeof t?t:t.source,this.__directives_block_pattern=new RegExp(e+/ beautify( \w+[:]\w+)+ /.source+t,"g"),this.__directive_pattern=/ (\w+)[:](\w+)/g,this.__directives_end_ignore_pattern=new RegExp(e+/\sbeautify\signore:end\s/.source+t,"g")}t.prototype.get_directives=function(e){if(!e.match(this.__directives_block_pattern))return null;var t={};this.__directive_pattern.lastIndex=0;for(var n=this.__directive_pattern.exec(e);n;)t[n[1]]=n[2],n=this.__directive_pattern.exec(e);return t},t.prototype.readIgnored=function(e){return e.readUntilAfter(this.__directives_end_ignore_pattern)},e.exports.Directives=t},function(e,t,n){var i=n(12).Pattern,r={django:!1,erb:!1,handlebars:!1,php:!1,smarty:!1,angular:!1};function a(e,t){i.call(this,e,t),this.__template_pattern=null,this._disabled=Object.assign({},r),this._excluded=Object.assign({},r),t&&(this.__template_pattern=this._input.get_regexp(t.__template_pattern),this._excluded=Object.assign(this._excluded,t._excluded),this._disabled=Object.assign(this._disabled,t._disabled));var n=new i(e);this.__patterns={handlebars_comment:n.starting_with(/{{!--/).until_after(/--}}/),handlebars_unescaped:n.starting_with(/{{{/).until_after(/}}}/),handlebars:n.starting_with(/{{/).until_after(/}}/),php:n.starting_with(/<\?(?:[= ]|php)/).until_after(/\?>/),erb:n.starting_with(/<%[^%]/).until_after(/[^%]%>/),django:n.starting_with(/{%/).until_after(/%}/),django_value:n.starting_with(/{{/).until_after(/}}/),django_comment:n.starting_with(/{#/).until_after(/#}/),smarty:n.starting_with(/{(?=[^}{\s\n])/).until_after(/[^\s\n]}/),smarty_comment:n.starting_with(/{\*/).until_after(/\*}/),smarty_literal:n.starting_with(/{literal}/).until_after(/{\/literal}/)}}a.prototype=new i,a.prototype._create=function(){return new a(this._input,this)},a.prototype._update=function(){this.__set_templated_pattern()},a.prototype.disable=function(e){var t=this._create();return t._disabled[e]=!0,t._update(),t},a.prototype.read_options=function(e){var t=this._create();for(var n in r)t._disabled[n]=-1===e.templating.indexOf(n);return t._update(),t},a.prototype.exclude=function(e){var t=this._create();return t._excluded[e]=!0,t._update(),t},a.prototype.read=function(){var e="";e=this._match_pattern?this._input.read(this._starting_pattern):this._input.read(this._starting_pattern,this.__template_pattern);for(var t=this._read_template();t;)this._match_pattern?t+=this._input.read(this._match_pattern):t+=this._input.readUntil(this.__template_pattern),e+=t,t=this._read_template();return this._until_after&&(e+=this._input.readUntilAfter(this._until_pattern)),e},a.prototype.__set_templated_pattern=function(){var 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o&&this.switchMode(c),u},t.formLigatures=function(e){for(var t=e.length-1,n=0;n<t;++n){var r=e[n],a=r.text;"-"===a&&"-"===e[n+1].text&&(n+1<t&&"-"===e[n+2].text?(e.splice(n,3,{type:"textord",mode:"text",loc:i.range(r,e[n+2]),text:"---"}),t-=2):(e.splice(n,2,{type:"textord",mode:"text",loc:i.range(r,e[n+1]),text:"--"}),t-=1)),"'"!==a&&"`"!==a||e[n+1].text!==a||(e.splice(n,2,{type:"textord",mode:"text",loc:i.range(r,e[n+1]),text:a+a}),t-=1)}},t.parseSymbol=function(){var e=this.fetch(),t=e.text;if(/^\\verb[^a-zA-Z]/.test(t)){this.consume();var n=t.slice(5),r="*"===n.charAt(0);if(r&&(n=n.slice(1)),n.length<2||n.charAt(0)!==n.slice(-1))throw new s("\\verb assertion failed --\n                    please report what input caused this bug");return{type:"verb",mode:"text",body:n=n.slice(1,-1),star:r}}Ui.hasOwnProperty(t[0])&&!W[this.mode][t[0]]&&(this.settings.strict&&"math"===this.mode&&this.settings.reportNonstrict("unicodeTextInMathMode",'Accented Unicode text character "'+t[0]+'" used in 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r=i[1]||i[2]||"";if(!r||r&&(""===n||this.rules.inline.punctuation.exec(n))){var a,s,o=i[0].length-1,l=o,c=0,u="*"===i[0][0]?this.rules.inline.emStrong.rDelimAst:this.rules.inline.emStrong.rDelimUnd;for(u.lastIndex=0,t=t.slice(-1*e.length+o);null!=(i=u.exec(t));)if(a=i[1]||i[2]||i[3]||i[4]||i[5]||i[6])if(s=a.length,i[3]||i[4])l+=s;else if(!((i[5]||i[6])&&o%3)||(o+s)%3){if(!((l-=s)>0))return s=Math.min(s,s+l+c),Math.min(o,s)%2?{type:"em",raw:e.slice(0,o+i.index+s+1),text:e.slice(1,o+i.index+s)}:{type:"strong",raw:e.slice(0,o+i.index+s+1),text:e.slice(2,o+i.index+s-1)}}else c+=s}}},t.codespan=function(e){var t=this.rules.inline.code.exec(e);if(t){var n=t[2].replace(/\n/g," "),i=/[^ ]/.test(n),r=/^ /.test(n)&&/ $/.test(n);return i&&r&&(n=n.substring(1,n.length-1)),n=B(n,!0),{type:"codespan",raw:t[0],text:n}}},t.br=function(e){var t=this.rules.inline.br.exec(e);if(t)return{type:"br",raw:t[0]}},t.del=function(e){var t=this.rules.inline.del.exec(e);if(t)return{type:"del",raw:t[0],text:t[2]}},t.autolink=function(e,t){var n,i,r=this.rules.inline.autolink.exec(e);if(r)return i="@"===r[2]?"mailto:"+(n=B(this.options.mangle?t(r[1]):r[1])):n=B(r[1]),{type:"link",raw:r[0],text:n,href:i,tokens:[{type:"text",raw:n,text:n}]}},t.url=function(e,t){var n;if(n=this.rules.inline.url.exec(e)){var i,r;if("@"===n[2])r="mailto:"+(i=B(this.options.mangle?t(n[0]):n[0]));else{var a;do{a=n[0],n[0]=this.rules.inline._backpedal.exec(n[0])[0]}while(a!==n[0]);i=B(n[0]),r="www."===n[1]?"http://"+i:i}return{type:"link",raw:n[0],text:i,href:r,tokens:[{type:"text",raw:i,text:i}]}}},t.inlineText=function(e,t,n){var i,r=this.rules.inline.text.exec(e);if(r)return i=t?this.options.sanitize?this.options.sanitizer?this.options.sanitizer(r[0]):B(r[0]):r[0]:B(this.options.smartypants?n(r[0]):r[0]),{type:"text",raw:r[0],text:i}},e}(),U=R.noopTest,j=R.edit,q=R.merge,H={newline:/^(?: *(?:\n|$))+/,code:/^( {4}[^\n]+(?:\n(?: 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V={escape:/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,autolink:/^<(scheme:[^\s\x00-\x1f<>]*|email)>/,url:U,tag:"^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>",link:/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,reflink:/^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,nolink:/^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,reflinkSearch:"reflink|nolink(?!\\()",emStrong:{lDelim:/^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/,rDelimAst:/\_\_[^_*]*?\*[^_*]*?\_\_|[punct_](\*+)(?=[\s]|$)|[^punct*_\s](\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|[^punct*_\s](\*+)(?=[^punct*_\s])/,rDelimUnd:/\*\*[^_*]*?\_[^_*]*?\*\*|[punct*](\_+)(?=[\s]|$)|[^punct*_\s](\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/},code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,br:/^( 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{2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/}),V.gfm.url=j(V.gfm.url,"i").replace("email",V.gfm._extended_email).getRegex(),V.breaks=q({},V.gfm,{br:j(V.br).replace("{2,}","*").getRegex(),text:j(V.gfm.text).replace("\\b_","\\b_| {2,}\\n").replace(/\{2,\}/g,"*").getRegex()});var G={block:H,inline:V},Z=K,W=a.exports.defaults,Y=G.block,X=G.inline,J=R.repeatString;function Q(e){return e.replace(/---/g,"—").replace(/--/g,"–").replace(/(^|[-\u2014/(\[{"\s])'/g,"$1‘").replace(/'/g,"’").replace(/(^|[-\u2014/(\[{\u2018\s])"/g,"$1“").replace(/"/g,"”").replace(/\.{3}/g,"…")}function ee(e){var t,n,i="",r=e.length;for(t=0;t<r;t++)n=e.charCodeAt(t),Math.random()>.5&&(n="x"+n.toString(16)),i+="&#"+n+";";return i}var te=function(){function e(e){this.tokens=[],this.tokens.links=Object.create(null),this.options=e||W,this.options.tokenizer=this.options.tokenizer||new Z,this.tokenizer=this.options.tokenizer,this.tokenizer.options=this.options;var t={block:Y.normal,inline:X.normal};this.options.pedantic?(t.block=Y.pedantic,t.inline=X.pedantic):this.options.gfm&&(t.block=Y.gfm,this.options.breaks?t.inline=X.breaks:t.inline=X.gfm),this.tokenizer.rules=t}e.lex=function(t,n){return new e(n).lex(t)},e.lexInline=function(t,n){return new e(n).inlineTokens(t)};var n=e.prototype;return n.lex=function(e){return e=e.replace(/\r\n|\r/g,"\n").replace(/\t/g,"    "),this.blockTokens(e,this.tokens,!0),this.inline(this.tokens),this.tokens},n.blockTokens=function(e,t,n){var i,r,a,s;for(void 0===t&&(t=[]),void 0===n&&(n=!0),this.options.pedantic&&(e=e.replace(/^ +$/gm,""));e;)if(i=this.tokenizer.space(e))e=e.substring(i.raw.length),i.type&&t.push(i);else if(i=this.tokenizer.code(e))e=e.substring(i.raw.length),(s=t[t.length-1])&&"paragraph"===s.type?(s.raw+="\n"+i.raw,s.text+="\n"+i.text):t.push(i);else if(i=this.tokenizer.fences(e))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.heading(e))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.nptable(e))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.hr(e))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.blockquote(e))e=e.substring(i.raw.length),i.tokens=this.blockTokens(i.text,[],n),t.push(i);else if(i=this.tokenizer.list(e)){for(e=e.substring(i.raw.length),a=i.items.length,r=0;r<a;r++)i.items[r].tokens=this.blockTokens(i.items[r].text,[],!1);t.push(i)}else if(i=this.tokenizer.html(e))e=e.substring(i.raw.length),t.push(i);else if(n&&(i=this.tokenizer.def(e)))e=e.substring(i.raw.length),this.tokens.links[i.tag]||(this.tokens.links[i.tag]={href:i.href,title:i.title});else if(i=this.tokenizer.table(e))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.lheading(e))e=e.substring(i.raw.length),t.push(i);else if(n&&(i=this.tokenizer.paragraph(e)))e=e.substring(i.raw.length),t.push(i);else if(i=this.tokenizer.text(e))e=e.substring(i.raw.length),(s=t[t.length-1])&&"text"===s.type?(s.raw+="\n"+i.raw,s.text+="\n"+i.text):t.push(i);else if(e){var o="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(o);break}throw new Error(o)}return t},n.inline=function(e){var t,n,i,r,a,s,o=e.length;for(t=0;t<o;t++)switch((s=e[t]).type){case"paragraph":case"text":case"heading":s.tokens=[],this.inlineTokens(s.text,s.tokens);break;case"table":for(s.tokens={header:[],cells:[]},r=s.header.length,n=0;n<r;n++)s.tokens.header[n]=[],this.inlineTokens(s.header[n],s.tokens.header[n]);for(r=s.cells.length,n=0;n<r;n++)for(a=s.cells[n],s.tokens.cells[n]=[],i=0;i<a.length;i++)s.tokens.cells[n][i]=[],this.inlineTokens(a[i],s.tokens.cells[n][i]);break;case"blockquote":this.inline(s.tokens);break;case"list":for(r=s.items.length,n=0;n<r;n++)this.inline(s.items[n].tokens)}return e},n.inlineTokens=function(e,t,n,i){var r,a;void 0===t&&(t=[]),void 0===n&&(n=!1),void 0===i&&(i=!1);var s,o,l,c=e;if(this.tokens.links){var u=Object.keys(this.tokens.links);if(u.length>0)for(;null!=(s=this.tokenizer.rules.inline.reflinkSearch.exec(c));)u.includes(s[0].slice(s[0].lastIndexOf("[")+1,-1))&&(c=c.slice(0,s.index)+"["+J("a",s[0].length-2)+"]"+c.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;null!=(s=this.tokenizer.rules.inline.blockSkip.exec(c));)c=c.slice(0,s.index)+"["+J("a",s[0].length-2)+"]"+c.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);for(;null!=(s=this.tokenizer.rules.inline.escapedEmSt.exec(c));)c=c.slice(0,s.index)+"++"+c.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);for(;e;)if(o||(l=""),o=!1,r=this.tokenizer.escape(e))e=e.substring(r.raw.length),t.push(r);else if(r=this.tokenizer.tag(e,n,i)){e=e.substring(r.raw.length),n=r.inLink,i=r.inRawBlock;var d=t[t.length-1];d&&"text"===r.type&&"text"===d.type?(d.raw+=r.raw,d.text+=r.text):t.push(r)}else 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"},15360:function(e,t,n){"use 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N,B,$,F,z,K=(P||(P=1,N=/^(?=((?:[a-zA-Z0-9+\-.]+:)?))\1(?=((?:\/\/[^\/?#]*)?))\2(?=((?:(?:[^?#\/]*\/)*[^;?#\/]*)?))\3((?:;[^?#]*)?)(\?[^#]*)?(#[^]*)?$/,B=/^(?=([^\/?#]*))\1([^]*)$/,$=/(?:\/|^)\.(?=\/)/g,F=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,O.exports=z={buildAbsoluteURL:function(e,t,n){if(n=n||{},e=e.trim(),!(t=t.trim())){if(!n.alwaysNormalize)return e;var i=z.parseURL(e);if(!i)throw new Error("Error trying to parse base URL.");return i.path=z.normalizePath(i.path),z.buildURLFromParts(i)}var r=z.parseURL(t);if(!r)throw new Error("Error trying to parse relative URL.");if(r.scheme)return n.alwaysNormalize?(r.path=z.normalizePath(r.path),z.buildURLFromParts(r)):t;var a=z.parseURL(e);if(!a)throw new Error("Error trying to parse base URL.");if(!a.netLoc&&a.path&&"/"!==a.path[0]){var s=B.exec(a.path);a.netLoc=s[1],a.path=s[2]}a.netLoc&&!a.path&&(a.path="/");var o={scheme:a.scheme,netLoc:r.netLoc,path:null,params:r.params,query:r.query,fragment:r.fragment};if(!r.netLoc&&(o.netLoc=a.netLoc,"/"!==r.path[0]))if(r.path){var l=a.path,c=l.substring(0,l.lastIndexOf("/")+1)+r.path;o.path=z.normalizePath(c)}else o.path=a.path,r.params||(o.params=a.params,r.query||(o.query=a.query));return null===o.path&&(o.path=n.alwaysNormalize?z.normalizePath(r.path):r.path),z.buildURLFromParts(o)},parseURL:function(e){var t=N.exec(e);return t?{scheme:t[1]||"",netLoc:t[2]||"",path:t[3]||"",params:t[4]||"",query:t[5]||"",fragment:t[6]||""}:null},normalizePath:function(e){for(e=e.split("").reverse().join("").replace($,"");e.length!==(e=e.replace(F,"")).length;);return e.split("").reverse().join("")},buildURLFromParts:function(e){return e.scheme+e.netLoc+e.path+e.params+e.query+e.fragment}}),O.exports);class U{constructor(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}}var j="audio",q="video",H="audiovideo";class V{constructor(e){this._byteRange=null,this._url=null,this._stats=null,this._streams=null,this.base=void 0,this.relurl=void 0,"string"==typeof e&&(e={url:e}),this.base=e,function(e,t){const n=Y(e,t);n&&(n.enumerable=!0,Object.defineProperty(e,t,n))}(this,"stats")}setByteRange(e,t){const n=e.split("@",2);let i;i=1===n.length?(null==t?void 0:t.byteRangeEndOffset)||0:parseInt(n[1]),this._byteRange=[i,parseInt(n[0])+i]}get baseurl(){return this.base.url}get byteRange(){return null===this._byteRange?[]:this._byteRange}get byteRangeStartOffset(){return this.byteRange[0]}get byteRangeEndOffset(){return this.byteRange[1]}get elementaryStreams(){return null===this._streams&&(this._streams={[j]:null,[q]:null,[H]:null}),this._streams}set elementaryStreams(e){this._streams=e}get hasStats(){return null!==this._stats}get hasStreams(){return null!==this._streams}get stats(){return null===this._stats&&(this._stats=new U),this._stats}set stats(e){this._stats=e}get url(){return!this._url&&this.baseurl&&this.relurl&&(this._url=K.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(e){this._url=e}clearElementaryStreamInfo(){const{elementaryStreams:e}=this;e[j]=null,e[q]=null,e[H]=null}}function G(e){return"initSegment"!==e.sn}class Z extends V{constructor(e,t){super(t),this._decryptdata=null,this._programDateTime=null,this._ref=null,this._bitrate=void 0,this.rawProgramDateTime=null,this.tagList=[],this.duration=0,this.sn=0,this.levelkeys=void 0,this.type=void 0,this.loader=null,this.keyLoader=null,this.level=-1,this.cc=0,this.startPTS=void 0,this.endPTS=void 0,this.startDTS=void 0,this.endDTS=void 0,this.start=0,this.playlistOffset=0,this.deltaPTS=void 0,this.maxStartPTS=void 0,this.minEndPTS=void 0,this.data=void 0,this.bitrateTest=!1,this.title=null,this.initSegment=null,this.endList=void 0,this.gap=void 0,this.urlId=0,this.type=e}get byteLength(){if(this.hasStats){const e=this.stats.total;if(e)return e}if(this.byteRange){const e=this.byteRange[0],t=this.byteRange[1];if(i(e)&&i(t))return t-e}return null}get bitrate(){return this.byteLength?8*this.byteLength/this.duration:this._bitrate?this._bitrate:null}set bitrate(e){this._bitrate=e}get decryptdata(){const{levelkeys:e}=this;if(!e&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){const e=this.levelkeys.identity;if(e)this._decryptdata=e.getDecryptData(this.sn);else{const e=Object.keys(this.levelkeys);if(1===e.length)return this._decryptdata=this.levelkeys[e[0]].getDecryptData(this.sn)}}return this._decryptdata}get end(){return this.start+this.duration}get endProgramDateTime(){if(null===this.programDateTime)return null;const e=i(this.duration)?this.duration:0;return this.programDateTime+1e3*e}get encrypted(){var e;if(null!=(e=this._decryptdata)&&e.encrypted)return!0;if(this.levelkeys){const e=Object.keys(this.levelkeys),t=e.length;if(t>1||1===t&&this.levelkeys[e[0]].encrypted)return!0}return!1}get programDateTime(){return null===this._programDateTime&&this.rawProgramDateTime&&(this.programDateTime=Date.parse(this.rawProgramDateTime)),this._programDateTime}set programDateTime(e){i(e)?this._programDateTime=e:this._programDateTime=this.rawProgramDateTime=null}get ref(){return G(this)?(this._ref||(this._ref={base:this.base,start:this.start,duration:this.duration,sn:this.sn,programDateTime:this.programDateTime}),this._ref):null}addStart(e){this.setStart(this.start+e)}setStart(e){this.start=e,this._ref&&(this._ref.start=e)}setDuration(e){this.duration=e,this._ref&&(this._ref.duration=e)}setKeyFormat(e){if(this.levelkeys){const t=this.levelkeys[e];t&&!this._decryptdata&&(this._decryptdata=t.getDecryptData(this.sn))}}abortRequests(){var e,t;null==(e=this.loader)||e.abort(),null==(t=this.keyLoader)||t.abort()}setElementaryStreamInfo(e,t,n,i,r,a=!1){const{elementaryStreams:s}=this,o=s[e];o?(o.startPTS=Math.min(o.startPTS,t),o.endPTS=Math.max(o.endPTS,n),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,r)):s[e]={startPTS:t,endPTS:n,startDTS:i,endDTS:r,partial:a}}}class W extends V{constructor(e,t,n,i,r){super(n),this.fragOffset=0,this.duration=0,this.gap=!1,this.independent=!1,this.relurl=void 0,this.fragment=void 0,this.index=void 0,this.duration=e.decimalFloatingPoint("DURATION"),this.gap=e.bool("GAP"),this.independent=e.bool("INDEPENDENT"),this.relurl=e.enumeratedString("URI"),this.fragment=t,this.index=i;const a=e.enumeratedString("BYTERANGE");a&&this.setByteRange(a,r),r&&(this.fragOffset=r.fragOffset+r.duration)}get start(){return this.fragment.start+this.fragOffset}get end(){return this.start+this.duration}get loaded(){const{elementaryStreams:e}=this;return!!(e.audio||e.video||e.audiovideo)}}function Y(e,t){const n=Object.getPrototypeOf(e);if(n){const e=Object.getOwnPropertyDescriptor(n,t);return e||Y(n,t)}}const X=Math.pow(2,32)-1,J=[].push,Q={video:1,audio:2,id3:3,text:4};function ee(e){return String.fromCharCode.apply(null,e)}function te(e,t){const n=e[t]<<8|e[t+1];return n<0?65536+n:n}function ne(e,t){const n=re(e,t);return n<0?4294967296+n:n}function ie(e,t){let n=ne(e,t);return n*=Math.pow(2,32),n+=ne(e,t+4),n}function re(e,t){return e[t]<<24|e[t+1]<<16|e[t+2]<<8|e[t+3]}function ae(e,t,n){e[t]=n>>24,e[t+1]=n>>16&255,e[t+2]=n>>8&255,e[t+3]=255&n}function se(e,t){const n=[];if(!t.length)return n;const i=e.byteLength;for(let r=0;r<i;){const a=ne(e,r),s=a>1?r+a:i;if(ee(e.subarray(r+4,r+8))===t[0])if(1===t.length)n.push(e.subarray(r+8,s));else{const i=se(e.subarray(r+8,s),t.slice(1));i.length&&J.apply(n,i)}r=s}return n}function oe(e){const t=[],n=e[0];let i=8;const r=ne(e,i);i+=4;let a=0,s=0;0===n?(a=ne(e,i),s=ne(e,i+4),i+=8):(a=ie(e,i),s=ie(e,i+8),i+=16),i+=2;let o=e.length+s;const l=te(e,i);i+=2;for(let n=0;n<l;n++){let n=i;const a=ne(e,n);n+=4;const s=2147483647&a;if(1===(2147483648&a)>>>31)return A.warn("SIDX has hierarchical references (not supported)"),null;const l=ne(e,n);n+=4,t.push({referenceSize:s,subsegmentDuration:l,info:{duration:l/r,start:o,end:o+s-1}}),o+=s,n+=4,i=n}return{earliestPresentationTime:a,timescale:r,version:n,referencesCount:l,references:t}}function le(e){const t=[],n=se(e,["moov","trak"]);for(let e=0;e<n.length;e++){const i=n[e],r=se(i,["tkhd"])[0];if(r){let e=r[0];const n=ne(r,0===e?12:20),a=se(i,["mdia","mdhd"])[0];if(a){e=a[0];const r=ne(a,0===e?12:20),s=se(i,["mdia","hdlr"])[0];if(s){const e=ee(s.subarray(8,12)),a={soun:j,vide:q}[e],o=ce(se(i,["mdia","minf","stbl","stsd"])[0]);a?(t[n]={timescale:r,type:a,stsd:o},t[a]=w({timescale:r,id:n},o)):t[n]={timescale:r,type:e,stsd:o}}}}}return se(e,["moov","mvex","trex"]).forEach((e=>{const n=ne(e,4),i=t[n];i&&(i.default={duration:ne(e,12),flags:ne(e,20)})})),t}function ce(e){const t=e.subarray(8),n=t.subarray(86),i=ee(t.subarray(4,8));let r,a=i;const s="enca"===i||"encv"===i;if(s){const e=se(t,[i])[0];se(e.subarray("enca"===i?28:78),["sinf"]).forEach((e=>{const t=se(e,["schm"])[0];if(t){const n=ee(t.subarray(4,8));if("cbcs"===n||"cenc"===n){const t=se(e,["frma"])[0];t&&(a=ee(t))}}}))}const o=a;switch(a){case"avc1":case"avc2":case"avc3":case"avc4":{const e=se(n,["avcC"])[0];e&&e.length>3&&(a+="."+he(e[1])+he(e[2])+he(e[3]),r=ue("avc1"===o?"dva1":"dvav",n));break}case"mp4a":{const e=se(t,[i])[0],n=se(e.subarray(28),["esds"])[0];if(n&&n.length>7){let e=4;if(3!==n[e++])break;e=de(n,e),e+=2;const t=n[e++];if(128&t&&(e+=2),64&t&&(e+=n[e++]),4!==n[e++])break;e=de(n,e);const i=n[e++];if(64!==i)break;if(a+="."+he(i),e+=12,5!==n[e++])break;e=de(n,e);const r=n[e++];let s=(248&r)>>3;31===s&&(s+=1+((7&r)<<3)+((224&n[e])>>5)),a+="."+s}break}case"hvc1":case"hev1":{const e=se(n,["hvcC"])[0];if(e&&e.length>12){const t=e[1],n=["","A","B","C"][t>>6],i=31&t,r=ne(e,2),s=(32&t)>>5?"H":"L",o=e[12],l=e.subarray(6,12);a+="."+n+i,a+="."+function(e){let t=0;for(let n=0;n<32;n++)t|=(e>>n&1)<<31-n;return t>>>0}(r).toString(16).toUpperCase(),a+="."+s+o;let c="";for(let e=l.length;e--;){const t=l[e];if(t||c){c="."+t.toString(16).toUpperCase()+c}}a+=c}r=ue("hev1"==o?"dvhe":"dvh1",n);break}case"dvh1":case"dvhe":case"dvav":case"dva1":case"dav1":a=ue(a,n)||a;break;case"vp09":{const e=se(n,["vpcC"])[0];if(e&&e.length>6){const t=e[4],n=e[5],i=e[6]>>4&15;a+="."+pe(t)+"."+pe(n)+"."+pe(i)}break}case"av01":{const e=se(n,["av1C"])[0];if(e&&e.length>2){const t=e[1]>>>5,i=31&e[1],s=e[2]>>>7?"H":"M",o=(64&e[2])>>6,l=(32&e[2])>>5,c=2===t&&o?l?12:10:o?10:8,u=(16&e[2])>>4,d=(8&e[2])>>3,h=(4&e[2])>>2,p=3&e[2],f=1,m=1,g=1,v=0;a+="."+t+"."+pe(i)+s+"."+pe(c)+"."+u+"."+d+h+p+"."+pe(f)+"."+pe(m)+"."+pe(g)+"."+v,r=ue("dav1",n)}break}}return{codec:a,encrypted:s,supplemental:r}}function ue(e,t){const n=se(t,["dvvC"]),i=n.length?n[0]:se(t,["dvcC"])[0];if(i){const t=i[2]>>1&127,n=i[2]<<5&32|i[3]>>3&31;return e+"."+pe(t)+"."+pe(n)}}function de(e,t){const n=t+5;for(;128&e[t++]&&t<n;);return t}function he(e){return("0"+e.toString(16).toUpperCase()).slice(-2)}function pe(e){return(e<10?"0":"")+e}function fe(e){const t=se(e,["schm"])[0];if(t){const n=ee(t.subarray(4,8));if("cbcs"===n||"cenc"===n)return se(e,["schi","tenc"])[0]}return null}function me(e,t){const n=new Uint8Array(e.length+t.length);return n.set(e),n.set(t,e.length),n}function ge(e,t){const n=[],i=t.samples,r=t.timescale,a=t.id;let s=!1;return se(i,["moof"]).map((o=>{const 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Lt{constructor(e){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=e,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.BUFFER_APPENDED,this.onBufferAppended,this),e.on(l.FRAG_BUFFERED,this.onFragBuffered,this),e.on(l.FRAG_LOADED,this.onFragLoaded,this)}_unregisterListeners(){const{hls:e}=this;e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.BUFFER_APPENDED,this.onBufferAppended,this),e.off(l.FRAG_BUFFERED,this.onFragBuffered,this),e.off(l.FRAG_LOADED,this.onFragLoaded,this)}destroy(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(e,t){const n=this.activePartLists[t];if(n)for(let t=n.length;t--;){const i=n[t];if(!i)break;const r=i.end;if(i.start<=e&&null!==r&&e<=r)return i}return this.getBufferedFrag(e,t)}getBufferedFrag(e,t){return this.getFragAtPos(e,t,!0)}getFragAtPos(e,t,n){const{fragments:i}=this,r=Object.keys(i);for(let a=r.length;a--;){const s=i[r[a]];if((null==s?void 0:s.body.type)===t&&(!n||s.buffered)){const t=s.body;if(t.start<=e&&e<=t.end)return t}}return null}detectEvictedFragments(e,t,n,i,r){this.timeRanges&&(this.timeRanges[e]=t);const a=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach((i=>{const s=this.fragments[i];if(!s)return;if(a>=s.body.sn)return;if(!s.buffered&&(!s.loaded||r))return void(s.body.type===n&&this.removeFragment(s.body));const o=s.range[e];o&&(0!==o.time.length?o.time.some((e=>{const n=!this.isTimeBuffered(e.startPTS,e.endPTS,t);return n&&this.removeFragment(s.body),n})):this.removeFragment(s.body))}))}detectPartialFragments(e){const t=this.timeRanges;if(!t||"initSegment"===e.frag.sn)return;const n=e.frag,i=It(n),r=this.fragments[i];if(!r||r.buffered&&n.gap)return;const a=!n.relurl;if(Object.keys(t).forEach((i=>{const s=n.elementaryStreams[i];if(!s)return;const o=t[i],l=a||!0===s.partial;r.range[i]=this.getBufferedTimes(n,e.part,l,o)})),r.loaded=null,Object.keys(r.range).length){r.buffered=!0;(r.body.endList=n.endList||r.body.endList)&&(this.endListFragments[r.body.type]=r),Dt(r)||this.removeParts(n.sn-1,n.type)}else this.removeFragment(r.body)}removeParts(e,t){const n=this.activePartLists[t];n&&(this.activePartLists[t]=Rt(n,(t=>t.fragment.sn>=e)))}fragBuffered(e,t){const n=It(e);let i=this.fragments[n];!i&&t&&(i=this.fragments[n]={body:e,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},e.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)}getBufferedTimes(e,t,n,i){const r={time:[],partial:n},a=e.start,s=e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a;for(let e=0;e<i.length;e++){const t=i.start(e)-this.bufferPadding,n=i.end(e)+this.bufferPadding;if(l>=t&&o<=n){r.time.push({startPTS:Math.max(a,i.start(e)),endPTS:Math.min(s,i.end(e))});break}if(a<n&&s>t){const t=Math.max(a,i.start(e)),n=Math.min(s,i.end(e));n>t&&(r.partial=!0,r.time.push({startPTS:t,endPTS:n}))}else if(s<=t)break}return r}getPartialFragment(e){let t,n,i,r=null,a=0;const{bufferPadding:s,fragments:o}=this;return Object.keys(o).forEach((l=>{const c=o[l];c&&Dt(c)&&(n=c.body.start-s,i=c.body.end+s,e>=n&&e<=i&&(t=Math.min(e-n,i-e),a<=t&&(r=c.body,a=t)))})),r}isEndListAppended(e){const t=this.endListFragments[e];return void 0!==t&&(t.buffered||Dt(t))}getState(e){const t=It(e),n=this.fragments[t];return n?n.buffered?Dt(n)?At:Mt:Tt:Ct}isTimeBuffered(e,t,n){let i,r;for(let a=0;a<n.length;a++){if(i=n.start(a)-this.bufferPadding,r=n.end(a)+this.bufferPadding,e>=i&&t<=r)return!0;if(t<=i)return!1}return!1}onManifestLoading(){this.removeAllFragments()}onFragLoaded(e,t){if("initSegment"===t.frag.sn||t.frag.bitrateTest)return;const n=t.frag,i=t.part?null:t,r=It(n);this.fragments[r]={body:n,appendedPTS:null,loaded:i,buffered:!1,range:Object.create(null)}}onBufferAppended(e,t){const{frag:n,part:i,timeRanges:r,type:a}=t;if("initSegment"===n.sn)return;const s=n.type;if(i){let e=this.activePartLists[s];e||(this.activePartLists[s]=e=[]),e.push(i)}this.timeRanges=r;const o=r[a];this.detectEvictedFragments(a,o,s,i)}onFragBuffered(e,t){this.detectPartialFragments(t)}hasFragment(e){const t=It(e);return!!this.fragments[t]}hasFragments(e){const{fragments:t}=this,n=Object.keys(t);if(!e)return n.length>0;for(let i=n.length;i--;){const r=t[n[i]];if((null==r?void 0:r.body.type)===e)return!0}return!1}hasParts(e){var t;return!(null==(t=this.activePartLists[e])||!t.length)}removeFragmentsInRange(e,t,n,i,r){i&&!this.hasGaps||Object.keys(this.fragments).forEach((a=>{const s=this.fragments[a];if(!s)return;const o=s.body;o.type!==n||i&&!o.gap||o.start<t&&o.end>e&&(s.buffered||r)&&this.removeFragment(o)}))}removeFragment(e){const t=It(e);e.clearElementaryStreamInfo();const n=this.activePartLists[e.type];if(n){const t=e.sn;this.activePartLists[e.type]=Rt(n,(e=>e.fragment.sn!==t))}delete this.fragments[t],e.endList&&delete this.endListFragments[e.type]}removeAllFragments(){var e,t;this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1;const n=null==(e=this.hls)||null==(t=e.latestLevelDetails)?void 0:t.partList;n&&n.forEach((e=>e.clearElementaryStreamInfo()))}}function Dt(e){var t,n,i;return e.buffered&&(e.body.gap||(null==(t=e.range.video)?void 0:t.partial)||(null==(n=e.range.audio)?void 0:n.partial)||(null==(i=e.range.audiovideo)?void 0:i.partial))}function It(e){return`${e.type}_${e.level}_${e.sn}`}function Rt(e,t){return e.filter((e=>{const n=t(e);return n||e.clearElementaryStreamInfo(),n}))}var Pt=0,Ot=1;class Nt{constructor(e,t,n){this.subtle=void 0,this.aesIV=void 0,this.aesMode=void 0,this.subtle=e,this.aesIV=t,this.aesMode=n}decrypt(e,t){switch(this.aesMode){case Pt:return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e);case Ot:return this.subtle.decrypt({name:"AES-CTR",counter:this.aesIV,length:64},t,e);default:throw new Error(`[AESCrypto] invalid aes mode ${this.aesMode}`)}}}class Bt{constructor(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}uint8ArrayToUint32Array_(e){const t=new DataView(e),n=new Uint32Array(4);for(let e=0;e<4;e++)n[e]=t.getUint32(4*e);return n}initTable(){const e=this.sBox,t=this.invSBox,n=this.subMix,i=n[0],r=n[1],a=n[2],s=n[3],o=this.invSubMix,l=o[0],c=o[1],u=o[2],d=o[3],h=new Uint32Array(256);let p=0,f=0,m=0;for(m=0;m<256;m++)h[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){let n=f^f<<1^f<<2^f<<3^f<<4;n=n>>>8^255&n^99,e[p]=n,t[n]=p;const o=h[p],m=h[o],g=h[m];let v=257*h[n]^16843008*n;i[p]=v<<24|v>>>8,r[p]=v<<16|v>>>16,a[p]=v<<8|v>>>24,s[p]=v,v=16843009*g^65537*m^257*o^16843008*p,l[n]=v<<24|v>>>8,c[n]=v<<16|v>>>16,u[n]=v<<8|v>>>24,d[n]=v,p?(p=o^h[h[h[g^o]]],f^=h[h[f]]):p=f=1}}expandKey(e){const t=this.uint8ArrayToUint32Array_(e);let n=!0,i=0;for(;i<t.length&&n;)n=t[i]===this.key[i],i++;if(n)return;this.key=t;const r=this.keySize=t.length;if(4!==r&&6!==r&&8!==r)throw new Error("Invalid aes key size="+r);const a=this.ksRows=4*(r+6+1);let s,o;const l=this.keySchedule=new Uint32Array(a),c=this.invKeySchedule=new Uint32Array(a),u=this.sBox,d=this.rcon,h=this.invSubMix,p=h[0],f=h[1],m=h[2],g=h[3];let v,b;for(s=0;s<a;s++)s<r?v=l[s]=t[s]:(b=v,s%r==0?(b=b<<8|b>>>24,b=u[b>>>24]<<24|u[b>>>16&255]<<16|u[b>>>8&255]<<8|u[255&b],b^=d[s/r|0]<<24):r>6&&s%r==4&&(b=u[b>>>24]<<24|u[b>>>16&255]<<16|u[b>>>8&255]<<8|u[255&b]),l[s]=v=(l[s-r]^b)>>>0);for(o=0;o<a;o++)s=a-o,b=3&o?l[s]:l[s-4],c[o]=o<4||s<=4?b:p[u[b>>>24]]^f[u[b>>>16&255]]^m[u[b>>>8&255]]^g[u[255&b]],c[o]=c[o]>>>0}networkToHostOrderSwap(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24}decrypt(e,t,n){const i=this.keySize+6,r=this.invKeySchedule,a=this.invSBox,s=this.invSubMix,o=s[0],l=s[1],c=s[2],u=s[3],d=this.uint8ArrayToUint32Array_(n);let h=d[0],p=d[1],f=d[2],m=d[3];const g=new Int32Array(e),v=new Int32Array(g.length);let b,y,_,w,x,k,S,E,C,T,A,M,L,D;const I=this.networkToHostOrderSwap;for(;t<g.length;){for(C=I(g[t]),T=I(g[t+1]),A=I(g[t+2]),M=I(g[t+3]),x=C^r[0],k=M^r[1],S=A^r[2],E=T^r[3],L=4,D=1;D<i;D++)b=o[x>>>24]^l[k>>16&255]^c[S>>8&255]^u[255&E]^r[L],y=o[k>>>24]^l[S>>16&255]^c[E>>8&255]^u[255&x]^r[L+1],_=o[S>>>24]^l[E>>16&255]^c[x>>8&255]^u[255&k]^r[L+2],w=o[E>>>24]^l[x>>16&255]^c[k>>8&255]^u[255&S]^r[L+3],x=b,k=y,S=_,E=w,L+=4;b=a[x>>>24]<<24^a[k>>16&255]<<16^a[S>>8&255]<<8^a[255&E]^r[L],y=a[k>>>24]<<24^a[S>>16&255]<<16^a[E>>8&255]<<8^a[255&x]^r[L+1],_=a[S>>>24]<<24^a[E>>16&255]<<16^a[x>>8&255]<<8^a[255&k]^r[L+2],w=a[E>>>24]<<24^a[x>>16&255]<<16^a[k>>8&255]<<8^a[255&S]^r[L+3],v[t]=I(b^h),v[t+1]=I(w^p),v[t+2]=I(_^f),v[t+3]=I(y^m),h=C,p=T,f=A,m=M,t+=4}return v.buffer}}class $t{constructor(e,t,n){this.subtle=void 0,this.key=void 0,this.aesMode=void 0,this.subtle=e,this.key=t,this.aesMode=n}expandKey(){const e=function(e){switch(e){case Pt:return"AES-CBC";case Ot:return"AES-CTR";default:throw new Error(`[FastAESKey] invalid aes mode ${e}`)}}(this.aesMode);return this.subtle.importKey("raw",this.key,{name:e},!1,["encrypt","decrypt"])}}class Ft{constructor(e,{removePKCS7Padding:t=!0}={}){if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.enableSoftwareAES=void 0,this.enableSoftwareAES=e.enableSoftwareAES,this.removePKCS7Padding=t,t)try{const e=self.crypto;e&&(this.subtle=e.subtle||e.webkitSubtle)}catch(e){}this.useSoftware=!this.subtle}destroy(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null}isSync(){return this.useSoftware}flush(){const{currentResult:e,remainderData:t}=this;if(!e||t)return this.reset(),null;const n=new Uint8Array(e);return this.reset(),this.removePKCS7Padding?function(e){const t=e.byteLength,n=t&&new DataView(e.buffer).getUint8(t-1);return n?e.slice(0,t-n):e}(n):n}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(e,t,n,i){return this.useSoftware?new Promise(((r,a)=>{const s=ArrayBuffer.isView(e)?e:new Uint8Array(e);this.softwareDecrypt(s,t,n,i);const o=this.flush();o?r(o.buffer):a(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(e),t,n,i)}softwareDecrypt(e,t,n,i){const{currentIV:r,currentResult:a,remainderData:s}=this;if(i!==Pt||16!==t.byteLength)return A.warn("SoftwareDecrypt: can only handle AES-128-CBC"),null;this.logOnce("JS AES decrypt"),s&&(e=me(s,e),this.remainderData=null);const o=this.getValidChunk(e);if(!o.length)return null;r&&(n=r);let l=this.softwareDecrypter;l||(l=this.softwareDecrypter=new Bt),l.expandKey(t);const c=a;return this.currentResult=l.decrypt(o.buffer,0,n),this.currentIV=o.slice(-16).buffer,c||null}webCryptoDecrypt(e,t,n,i){if(this.key!==t||!this.fastAesKey){if(!this.subtle)return Promise.resolve(this.onWebCryptoError(e,t,n,i));this.key=t,this.fastAesKey=new $t(this.subtle,t,i)}return this.fastAesKey.expandKey().then((t=>{if(!this.subtle)return Promise.reject(new Error("web crypto not initialized"));this.logOnce("WebCrypto AES decrypt");return new Nt(this.subtle,new Uint8Array(n),i).decrypt(e.buffer,t)})).catch((r=>(A.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${r.name}: ${r.message}`),this.onWebCryptoError(e,t,n,i))))}onWebCryptoError(e,t,n,i){const r=this.enableSoftwareAES;if(r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(e,t,n,i);const r=this.flush();if(r)return r.buffer}throw new Error("WebCrypto"+(r?" and softwareDecrypt":"")+": failed to decrypt data")}getValidChunk(e){let t=e;const n=e.length-e.length%16;return n!==e.length&&(t=e.slice(0,n),this.remainderData=e.slice(n)),t}logOnce(e){this.logEnabled&&(A.log(`[decrypter]: ${e}`),this.logEnabled=!1)}}const zt=Math.pow(2,17);class Kt{constructor(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}destroy(){this.loader&&(this.loader.destroy(),this.loader=null)}abort(){this.loader&&this.loader.abort()}load(e,t){const n=e.url;if(!n)return Promise.reject(new qt({type:s.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:e,error:new Error("Fragment does not have a "+(n?"part list":"url")),networkDetails:null}));this.abort();const i=this.config,r=i.fLoader,a=i.loader;return new Promise(((l,c)=>{if(this.loader&&this.loader.destroy(),e.gap){if(e.tagList.some((e=>"GAP"===e[0])))return void c(jt(e));e.gap=!1}const u=this.loader=r?new r(i):new a(i),d=Ut(e);e.loader=u;const h=gt(i.fragLoadPolicy.default),p={loadPolicy:h,timeout:h.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===e.sn?1/0:zt};e.stats=u.stats;const f={onSuccess:(t,n,i,r)=>{this.resetLoader(e,u);let a=t.data;i.resetIV&&e.decryptdata&&(e.decryptdata.iv=new Uint8Array(a.slice(0,16)),a=a.slice(16)),l({frag:e,part:null,payload:a,networkDetails:r})},onError:(t,i,r,a)=>{this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:w({url:n,data:void 0},t),error:new Error(`HTTP Error ${t.code} ${t.text}`),networkDetails:r,stats:a}))},onAbort:(t,n,i)=>{this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.INTERNAL_ABORTED,fatal:!1,frag:e,error:new Error("Aborted"),networkDetails:i,stats:t}))},onTimeout:(t,n,i)=>{this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,error:new Error(`Timeout after ${p.timeout}ms`),networkDetails:i,stats:t}))}};t&&(f.onProgress=(n,i,r,a)=>t({frag:e,part:null,payload:r,networkDetails:a})),u.load(d,p,f)}))}loadPart(e,t,n){this.abort();const i=this.config,r=i.fLoader,a=i.loader;return new Promise(((l,c)=>{if(this.loader&&this.loader.destroy(),e.gap||t.gap)return void c(jt(e,t));const u=this.loader=r?new r(i):new a(i),d=Ut(e,t);e.loader=u;const h=gt(i.fragLoadPolicy.default),p={loadPolicy:h,timeout:h.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:zt};t.stats=u.stats,u.load(d,p,{onSuccess:(i,r,a,s)=>{this.resetLoader(e,u),this.updateStatsFromPart(e,t);const o={frag:e,part:t,payload:i.data,networkDetails:s};n(o),l(o)},onError:(n,i,r,a)=>{this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:w({url:d.url,data:void 0},n),error:new Error(`HTTP Error ${n.code} ${n.text}`),networkDetails:r,stats:a}))},onAbort:(n,i,r)=>{e.stats.aborted=t.stats.aborted,this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,error:new Error("Aborted"),networkDetails:r,stats:n}))},onTimeout:(n,i,r)=>{this.resetLoader(e,u),c(new qt({type:s.NETWORK_ERROR,details:o.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,error:new Error(`Timeout after ${p.timeout}ms`),networkDetails:r,stats:n}))}})}))}updateStatsFromPart(e,t){const n=e.stats,i=t.stats,r=i.total;if(n.loaded+=i.loaded,r){const i=Math.round(e.duration/t.duration),a=Math.min(Math.round(n.loaded/r),i),s=(i-a)*Math.round(n.loaded/a);n.total=n.loaded+s}else n.total=Math.max(n.loaded,n.total);const a=n.loading,s=i.loading;a.start?a.first+=s.first-s.start:(a.start=s.start,a.first=s.first),a.end=s.end}resetLoader(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()}}function Ut(e,t=null){const n=t||e,r={frag:e,part:t,responseType:"arraybuffer",url:n.url,headers:{},rangeStart:0,rangeEnd:0},a=n.byteRangeStartOffset,s=n.byteRangeEndOffset;if(i(a)&&i(s)){var o;let t=a,n=s;if("initSegment"===e.sn&&("AES-128"===(l=null==(o=e.decryptdata)?void 0:o.method)||"AES-256"===l)){const e=s-a;e%16&&(n=s+(16-e%16)),0!==a&&(r.resetIV=!0,t=a-16)}r.rangeStart=t,r.rangeEnd=n}var l;return r}function jt(e,t){const n=new Error(`GAP ${e.gap?"tag":"attribute"} found`),i={type:s.MEDIA_ERROR,details:o.FRAG_GAP,fatal:!1,frag:e,error:n,networkDetails:null};return t&&(i.part=t),(t||e).stats.aborted=!0,new qt(i)}class qt extends Error{constructor(e){super(e.error.message),this.data=void 0,this.data=e}}class Ht extends x{constructor(e,t){super(e,t),this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}destroy(){this.onHandlerDestroying(),this.onHandlerDestroyed()}onHandlerDestroying(){this.clearNextTick(),this.clearInterval()}onHandlerDestroyed(){}hasInterval(){return!!this._tickInterval}hasNextTick(){return!!this._tickTimer}setInterval(e){return!this._tickInterval&&(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,e),!0)}clearInterval(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)}clearNextTick(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)}tick(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}class Vt{constructor(e,t,n,i=0,r=-1,a=!1){this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=e,this.sn=t,this.id=n,this.size=i,this.part=r,this.partial=a}}const Gt={length:0,start:()=>0,end:()=>0};class Zt{static isBuffered(e,t){if(e){const n=Zt.getBuffered(e);for(let e=n.length;e--;)if(t>=n.start(e)&&t<=n.end(e))return!0}return!1}static bufferedRanges(e){if(e){const t=Zt.getBuffered(e);return Zt.timeRangesToArray(t)}return[]}static timeRangesToArray(e){const t=[];for(let n=0;n<e.length;n++)t.push({start:e.start(n),end:e.end(n)});return t}static bufferInfo(e,t,n){if(e){const i=Zt.bufferedRanges(e);if(i.length)return Zt.bufferedInfo(i,t,n)}return{len:0,start:t,end:t,bufferedIndex:-1}}static bufferedInfo(e,t,n){t=Math.max(0,t),e.length>1&&e.sort(((e,t)=>e.start-t.start||t.end-e.end));let i=-1,r=[];if(n)for(let a=0;a<e.length;a++){t>=e[a].start&&t<=e[a].end&&(i=a);const s=r.length;if(s){const t=r[s-1].end;e[a].start-t<n?e[a].end>t&&(r[s-1].end=e[a].end):r.push(e[a])}else r.push(e[a])}else r=e;let a,s=0,o=t,l=t;for(let e=0;e<r.length;e++){const c=r[e].start,u=r[e].end;if(-1===i&&t>=c&&t<=u&&(i=e),t+n>=c&&t<u)o=c,l=u,s=l-t;else if(t+n<c){a=c;break}}return{len:s,start:o||0,end:l||0,nextStart:a,buffered:e,bufferedIndex:i}}static getBuffered(e){try{return e.buffered||Gt}catch(e){return A.log("failed to get media.buffered",e),Gt}}}const Wt=/\{\$([a-zA-Z0-9-_]+)\}/g;function Yt(e){return Wt.test(e)}function Xt(e,t){if(null!==e.variableList||e.hasVariableRefs){const n=e.variableList;return t.replace(Wt,(t=>{const i=t.substring(2,t.length-1),r=null==n?void 0:n[i];return void 0===r?(e.playlistParsingError||(e.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),t):r}))}return t}function Jt(e,t,n){let i,r,a=e.variableList;if(a||(e.variableList=a={}),"QUERYPARAM"in t){i=t.QUERYPARAM;try{const e=new self.URL(n).searchParams;if(!e.has(i))throw new Error(`"${i}" does not match any query parameter in URI: "${n}"`);r=e.get(i)}catch(t){e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${t.message}`))}}else i=t.NAME,r=t.VALUE;i in a?e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):a[i]=r||""}function Qt(e,t,n){const i=t.IMPORT;if(n&&i in n){let t=e.variableList;t||(e.variableList=t={}),t[i]=n[i]}else e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}const en=/^(\d+)x(\d+)$/,tn=/(.+?)=(".*?"|.*?)(?:,|$)/g;class nn{constructor(e,t){"string"==typeof e&&(e=nn.parseAttrList(e,t)),y(this,e)}get clientAttrs(){return Object.keys(this).filter((e=>"X-"===e.substring(0,2)))}decimalInteger(e){const t=parseInt(this[e],10);return t>Number.MAX_SAFE_INTEGER?1/0:t}hexadecimalInteger(e){if(this[e]){let t=(this[e]||"0x").slice(2);t=(1&t.length?"0":"")+t;const n=new Uint8Array(t.length/2);for(let e=0;e<t.length/2;e++)n[e]=parseInt(t.slice(2*e,2*e+2),16);return n}return null}hexadecimalIntegerAsNumber(e){const t=parseInt(this[e],16);return t>Number.MAX_SAFE_INTEGER?1/0:t}decimalFloatingPoint(e){return parseFloat(this[e])}optionalFloat(e,t){const n=this[e];return n?parseFloat(n):t}enumeratedString(e){return this[e]}enumeratedStringList(e,t){const n=this[e];return(n?n.split(/[ ,]+/):[]).reduce(((e,t)=>(e[t.toLowerCase()]=!0,e)),t)}bool(e){return"YES"===this[e]}decimalResolution(e){const t=en.exec(this[e]);if(null!==t)return{width:parseInt(t[1],10),height:parseInt(t[2],10)}}static parseAttrList(e,t){let n;const i={};for(tn.lastIndex=0;null!==(n=tn.exec(e));){const r=n[1].trim();let a=n[2];const s=0===a.indexOf('"')&&a.lastIndexOf('"')===a.length-1;let o=!1;if(s)a=a.slice(1,-1);else switch(r){case"IV":case"SCTE35-CMD":case"SCTE35-IN":case"SCTE35-OUT":o=!0}if(t&&(s||o))a=Xt(t,a);else if(!o&&!s)switch(r){case"CLOSED-CAPTIONS":if("NONE"===a)break;case"ALLOWED-CPC":case"CLASS":case"ASSOC-LANGUAGE":case"AUDIO":case"BYTERANGE":case"CHANNELS":case"CHARACTERISTICS":case"CODECS":case"DATA-ID":case"END-DATE":case"GROUP-ID":case"ID":case"IMPORT":case"INSTREAM-ID":case"KEYFORMAT":case"KEYFORMATVERSIONS":case"LANGUAGE":case"NAME":case"PATHWAY-ID":case"QUERYPARAM":case"RECENTLY-REMOVED-DATERANGES":case"SERVER-URI":case"STABLE-RENDITION-ID":case"STABLE-VARIANT-ID":case"START-DATE":case"SUBTITLES":case"SUPPLEMENTAL-CODECS":case"URI":case"VALUE":case"VIDEO":case"X-ASSET-LIST":case"X-ASSET-URI":A.warn(`${e}: attribute ${r} is missing quotes`)}i[r]=a}return i}}function rn(e){return"SCTE35-OUT"===e||"SCTE35-IN"===e||"SCTE35-CMD"===e}class an{constructor(e,t,n=0){var r;if(this.attr=void 0,this.tagAnchor=void 0,this.tagOrder=void 0,this._startDate=void 0,this._endDate=void 0,this._dateAtEnd=void 0,this._cue=void 0,this._badValueForSameId=void 0,this.tagAnchor=(null==t?void 0:t.tagAnchor)||null,this.tagOrder=null!=(r=null==t?void 0:t.tagOrder)?r:n,t){const n=t.attr;for(const t in n)if(Object.prototype.hasOwnProperty.call(e,t)&&e[t]!==n[t]){A.warn(`DATERANGE tag attribute: "${t}" does not match for tags with ID: "${e.ID}"`),this._badValueForSameId=t;break}e=y(new nn({}),n,e)}if(this.attr=e,t?(this._startDate=t._startDate,this._cue=t._cue,this._endDate=t._endDate,this._dateAtEnd=t._dateAtEnd):this._startDate=new Date(e["START-DATE"]),"END-DATE"in this.attr){const e=(null==t?void 0:t.endDate)||new Date(this.attr["END-DATE"]);i(e.getTime())&&(this._endDate=e)}}get id(){return this.attr.ID}get class(){return this.attr.CLASS}get cue(){const e=this._cue;return void 0===e?this._cue=this.attr.enumeratedStringList(this.attr.CUE?"CUE":"X-CUE",{pre:!1,post:!1,once:!1}):e}get startTime(){const{tagAnchor:e}=this;return null===e||null===e.programDateTime?(A.warn(`Expected tagAnchor Fragment with PDT set for DateRange "${this.id}": ${e}`),NaN):e.start+(this.startDate.getTime()-e.programDateTime)/1e3}get startDate(){return this._startDate}get endDate(){const e=this._endDate||this._dateAtEnd;if(e)return e;const t=this.duration;return null!==t?this._dateAtEnd=new Date(this._startDate.getTime()+1e3*t):null}get duration(){if("DURATION"in this.attr){const e=this.attr.decimalFloatingPoint("DURATION");if(i(e))return e}else if(this._endDate)return(this._endDate.getTime()-this._startDate.getTime())/1e3;return null}get plannedDuration(){return"PLANNED-DURATION"in this.attr?this.attr.decimalFloatingPoint("PLANNED-DURATION"):null}get endOnNext(){return this.attr.bool("END-ON-NEXT")}get isInterstitial(){return"com.apple.hls.interstitial"===this.class}get isValid(){return!!this.id&&!this._badValueForSameId&&i(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)&&(!this.attr.CUE||!this.cue.pre&&!this.cue.post||this.cue.pre!==this.cue.post)&&(!this.isInterstitial||"X-ASSET-URI"in this.attr||"X-ASSET-LIST"in this.attr)}}class sn{constructor(e){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.dateRangeTagCount=0,this.live=!0,this.requestScheduled=-1,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.appliedTimelineOffset=void 0,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=e}reloaded(e){if(!e)return this.advanced=!0,void(this.updated=!0);const t=this.lastPartSn-e.lastPartSn,n=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!n||!!t||!this.live,this.advanced=this.endSN>e.endSN||t>0||0===t&&n>0,this.updated||this.advanced?this.misses=Math.floor(.6*e.misses):this.misses=e.misses+1}get hasProgramDateTime(){return!!this.fragments.length&&i(this.fragments[this.fragments.length-1].programDateTime)}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||10}get drift(){const e=this.driftEndTime-this.driftStartTime;if(e>0){return 1e3*(this.driftEnd-this.driftStart)/e}return 1}get edge(){return this.partEnd||this.fragmentEnd}get partEnd(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}get fragmentEnd(){var e;return null!=(e=this.fragments)&&e.length?this.fragments[this.fragments.length-1].end:0}get fragmentStart(){var e;return null!=(e=this.fragments)&&e.length?this.fragments[0].start:0}get age(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}get lastPartIndex(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].index:-1}get maxPartIndex(){const e=this.partList;if(e){const t=this.lastPartIndex;if(-1!==t){for(let n=e.length;n--;)if(e[n].index>t)return e[n].index;return t}}return 0}get lastPartSn(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}get expired(){if(this.live&&this.age&&this.misses<3){const e=this.partEnd-this.fragmentStart;return this.age>Math.max(e,this.totalduration)+this.levelTargetDuration}return!1}}function on(e){return"AES-128"===e||"AES-256"===e||"AES-256-CTR"===e}function ln(e){switch(e){case"AES-128":case"AES-256":return Pt;case"AES-256-CTR":return Ot;default:throw new Error(`invalid full segment method ${e}`)}}function cn(e){return Uint8Array.from(atob(e),(e=>e.charCodeAt(0)))}function un(e){return Uint8Array.from(unescape(encodeURIComponent(e)),(e=>e.charCodeAt(0)))}function dn(e){const t=e.split(":");let n=null;if("data"===t[0]&&2===t.length){const e=t[1].split(";"),i=e[e.length-1].split(",");if(2===i.length){const t="base64"===i[0],r=i[1];t?(e.splice(-1,1),n=cn(r)):n=function(e){const t=un(e).subarray(0,16),n=new Uint8Array(16);return n.set(t,16-t.length),n}(r)}}return n}const hn="undefined"!=typeof self?self:void 0;var pn={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.fps",PLAYREADY:"com.microsoft.playready",WIDEVINE:"com.widevine.alpha"},fn="org.w3.clearkey",mn="com.apple.streamingkeydelivery",gn="com.microsoft.playready",vn="urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed";function bn(e){switch(e){case mn:return pn.FAIRPLAY;case gn:return pn.PLAYREADY;case vn:return pn.WIDEVINE;case fn:return pn.CLEARKEY}}var yn="1077efecc0b24d02ace33c1e52e2fb4b",_n="e2719d58a985b3c9781ab030af78d30e",wn="9a04f07998404286ab92e65be0885f95",xn="edef8ba979d64acea3c827dcd51d21ed";function kn(e){return e===xn?pn.WIDEVINE:e===wn?pn.PLAYREADY:e===yn||e===_n?pn.CLEARKEY:void 0}function Sn(e){switch(e){case pn.FAIRPLAY:return mn;case pn.PLAYREADY:return gn;case pn.WIDEVINE:return vn;case pn.CLEARKEY:return fn}}function En(e){const{drmSystems:t,widevineLicenseUrl:n}=e,i=t?[pn.FAIRPLAY,pn.WIDEVINE,pn.PLAYREADY,pn.CLEARKEY].filter((e=>!!t[e])):[];return!i[pn.WIDEVINE]&&n&&i.push(pn.WIDEVINE),i}const Cn=null!=hn&&null!=(Tn=hn.navigator)&&Tn.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;var Tn;function An(e){const t=new Uint16Array(e.buffer,e.byteOffset,e.byteLength/2),n=String.fromCharCode.apply(null,Array.from(t)),i=n.substring(n.indexOf("<"),n.length),r=(new DOMParser).parseFromString(i,"text/xml").getElementsByTagName("KID")[0];if(r){const e=r.childNodes[0]?r.childNodes[0].nodeValue:r.getAttribute("VALUE");if(e){const t=cn(e).subarray(0,16);return function(e){const t=function(e,t,n){const i=e[t];e[t]=e[n],e[n]=i};t(e,0,3),t(e,1,2),t(e,4,5),t(e,6,7)}(t),t}}return null}let Mn={};class Ln{static clearKeyUriToKeyIdMap(){Mn={}}constructor(e,t,n,i=[1],r=null){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=e,this.uri=t,this.keyFormat=n,this.keyFormatVersions=i,this.iv=r,this.encrypted=!!e&&"NONE"!==e,this.isCommonEncryption=this.encrypted&&!on(e)}isSupported(){if(this.method){if(on(this.method)||"NONE"===this.method)return!0;if("identity"===this.keyFormat)return"SAMPLE-AES"===this.method;switch(this.keyFormat){case mn:case vn:case gn:case fn:return-1!==["ISO-23001-7","SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1}getDecryptData(e){if(!this.encrypted||!this.uri)return null;if(on(this.method)&&this.uri&&!this.iv){"number"!=typeof e&&(A.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),e=0);const t=function(e){const t=new Uint8Array(16);for(let n=12;n<16;n++)t[n]=e>>8*(15-n)&255;return t}(e);return new Ln(this.method,this.uri,"identity",this.keyFormatVersions,t)}const t=dn(this.uri);if(t)switch(this.keyFormat){case vn:this.pssh=t,t.length>=22&&(this.keyId=t.subarray(t.length-22,t.length-6));break;case gn:{const e=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=we(e,0,t),this.keyId=An(t);break}default:{let e=t.subarray(0,16);if(16!==e.length){const t=new Uint8Array(16);t.set(e,16-e.length),e=t}this.keyId=e;break}}if(!this.keyId||16!==this.keyId.byteLength){let e=Mn[this.uri];if(!e){const t=Object.keys(Mn).length%Number.MAX_SAFE_INTEGER;e=new Uint8Array(16);new DataView(e.buffer,12,4).setUint32(0,t),Mn[this.uri]=e}this.keyId=e}return this}}const Dn=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,In=/#EXT-X-MEDIA:(.*)/g,Rn=/^#EXT(?:INF|-X-TARGETDURATION):/m,Pn=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#.*/.source].join("|"),"g"),On=new RegExp([/#EXT-X-(PROGRAM-DATE-TIME|BYTERANGE|DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class Nn{static findGroup(e,t){for(let n=0;n<e.length;n++){const i=e[n];if(i.id===t)return i}}static resolve(e,t){return K.buildAbsoluteURL(t,e,{alwaysNormalize:!0})}static isMediaPlaylist(e){return Rn.test(e)}static parseMasterPlaylist(e,t){const n={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:Yt(e)},i=[];let r;for(Dn.lastIndex=0;null!=(r=Dn.exec(e));)if(r[1]){var a;const e=new nn(r[1],n),s=Xt(n,r[2]),o={attrs:e,bitrate:e.decimalInteger("BANDWIDTH")||e.decimalInteger("AVERAGE-BANDWIDTH"),name:e.NAME,url:Nn.resolve(s,t)},l=e.decimalResolution("RESOLUTION");l&&(o.width=l.width,o.height=l.height),Kn(e.CODECS,o);const c=e["SUPPLEMENTAL-CODECS"];c&&(o.supplemental={},Kn(c,o.supplemental)),null!=(a=o.unknownCodecs)&&a.length||i.push(o),n.levels.push(o)}else if(r[3]){const e=r[3],i=r[4];switch(e){case"SESSION-DATA":{const e=new nn(i,n),t=e["DATA-ID"];t&&(null===n.sessionData&&(n.sessionData={}),n.sessionData[t]=e);break}case"SESSION-KEY":{const e=Fn(i,t,n);e.encrypted&&e.isSupported()?(null===n.sessionKeys&&(n.sessionKeys=[]),n.sessionKeys.push(e)):A.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${i}"`);break}case"DEFINE":Jt(n,new nn(i,n),t);break;case"CONTENT-STEERING":{const e=new nn(i,n);n.contentSteering={uri:Nn.resolve(e["SERVER-URI"],t),pathwayId:e["PATHWAY-ID"]||"."};break}case"START":n.startTimeOffset=zn(i)}}const s=i.length>0&&i.length<n.levels.length;return n.levels=s?i:n.levels,0===n.levels.length&&(n.playlistParsingError=new Error("no levels found in manifest")),n}static parseMasterPlaylistMedia(e,t,n){let i;const r={},a=n.levels,s={AUDIO:a.map((e=>({id:e.attrs.AUDIO,audioCodec:e.audioCodec}))),SUBTITLES:a.map((e=>({id:e.attrs.SUBTITLES,textCodec:e.textCodec}))),"CLOSED-CAPTIONS":[]};let o=0;for(In.lastIndex=0;null!==(i=In.exec(e));){const e=new nn(i[1],n),a=e.TYPE;if(a){const n=s[a],i=r[a]||[];r[a]=i;const l=e.LANGUAGE,c=e["ASSOC-LANGUAGE"],u=e.CHANNELS,d=e.CHARACTERISTICS,h=e["INSTREAM-ID"],p={attrs:e,bitrate:0,id:o++,groupId:e["GROUP-ID"]||"",name:e.NAME||l||"",type:a,default:e.bool("DEFAULT"),autoselect:e.bool("AUTOSELECT"),forced:e.bool("FORCED"),lang:l,url:e.URI?Nn.resolve(e.URI,t):""};if(c&&(p.assocLang=c),u&&(p.channels=u),d&&(p.characteristics=d),h&&(p.instreamId=h),null!=n&&n.length){const e=Nn.findGroup(n,p.groupId)||n[0];Un(p,e,"audioCodec"),Un(p,e,"textCodec")}i.push(p)}}return r}static parseLevelPlaylist(e,t,n,r,a,s){var o;const l={url:t},c=new sn(t),u=c.fragments,d=[];let h,p,f,m,g=null,v=0,b=0,_=0,w=0,x=0,k=null,S=new Z(r,l),E=-1,C=!1,T=null;if(Pn.lastIndex=0,c.m3u8=e,c.hasVariableRefs=Yt(e),"#EXTM3U"!==(null==(o=Pn.exec(e))?void 0:o[0]))return c.playlistParsingError=new Error("Missing format identifier #EXTM3U"),c;for(;null!==(h=Pn.exec(e));){C&&(C=!1,S=new Z(r,l),S.playlistOffset=_,S.start=_,S.sn=v,S.cc=w,x&&(S.bitrate=x),S.level=n,g&&(S.initSegment=g,g.rawProgramDateTime&&(S.rawProgramDateTime=g.rawProgramDateTime,g.rawProgramDateTime=null),T&&(S.setByteRange(T),T=null)));const e=h[1];if(e){S.duration=parseFloat(e);const t=(" "+h[2]).slice(1);S.title=t||null,S.tagList.push(t?["INF",e,t]:["INF",e])}else if(h[3]){if(i(S.duration)){S.playlistOffset=_,S.start=_,f&&Hn(S,f,c),S.sn=v,S.level=n,S.cc=w,u.push(S);const e=(" "+h[3]).slice(1);S.relurl=Xt(c,e),jn(S,k,d),k=S,_+=S.duration,v++,b=0,C=!0}}else{if(h=h[0].match(On),!h){A.warn("No matches on slow regex match for level playlist!");continue}for(p=1;p<h.length&&void 0===h[p];p++);const e=(" "+h[p]).slice(1),a=(" "+h[p+1]).slice(1),o=h[p+2]?(" "+h[p+2]).slice(1):null;switch(e){case"BYTERANGE":k?S.setByteRange(a,k):S.setByteRange(a);break;case"PROGRAM-DATE-TIME":S.rawProgramDateTime=a,S.tagList.push(["PROGRAM-DATE-TIME",a]),-1===E&&(E=u.length);break;case"PLAYLIST-TYPE":c.type&&Vn(c,e,h),c.type=a.toUpperCase();break;case"MEDIA-SEQUENCE":0!==c.startSN?Vn(c,e,h):u.length>0&&Gn(c,e,h),v=c.startSN=parseInt(a);break;case"SKIP":{c.skippedSegments&&Vn(c,e,h);const t=new nn(a,c),n=t.decimalInteger("SKIPPED-SEGMENTS");if(i(n)){c.skippedSegments+=n;for(let e=n;e--;)u.push(null);v+=n}const r=t.enumeratedString("RECENTLY-REMOVED-DATERANGES");r&&(c.recentlyRemovedDateranges=(c.recentlyRemovedDateranges||[]).concat(r.split("\t")));break}case"TARGETDURATION":0!==c.targetduration&&Vn(c,e,h),c.targetduration=Math.max(parseInt(a),1);break;case"VERSION":null!==c.version&&Vn(c,e,h),c.version=parseInt(a);break;case"INDEPENDENT-SEGMENTS":break;case"ENDLIST":c.live||Vn(c,e,h),c.live=!1;break;case"#":(a||o)&&S.tagList.push(o?[a,o]:[a]);break;case"DISCONTINUITY":w++,S.tagList.push(["DIS"]);break;case"GAP":S.gap=!0,S.tagList.push([e]);break;case"BITRATE":S.tagList.push([e,a]),x=1e3*parseInt(a),i(x)?S.bitrate=x:x=0;break;case"DATERANGE":{const e=new nn(a,c),t=new an(e,c.dateRanges[e.ID],c.dateRangeTagCount);c.dateRangeTagCount++,t.isValid||c.skippedSegments?c.dateRanges[t.id]=t:A.warn(`Ignoring invalid DATERANGE tag: "${a}"`),S.tagList.push(["EXT-X-DATERANGE",a]);break}case"DEFINE":{const e=new nn(a,c);"IMPORT"in e?Qt(c,e,s):Jt(c,e,t)}break;case"DISCONTINUITY-SEQUENCE":0!==c.startCC?Vn(c,e,h):u.length>0&&Gn(c,e,h),c.startCC=w=parseInt(a);break;case"KEY":{const e=Fn(a,t,c);if(e.isSupported()){if("NONE"===e.method){f=void 0;break}f||(f={}),f[e.keyFormat]&&(f=y({},f)),f[e.keyFormat]=e}else A.warn(`[Keys] Ignoring invalid EXT-X-KEY tag: "${a}"`);break}case"START":c.startTimeOffset=zn(a);break;case"MAP":{const e=new nn(a,c);if(S.duration){const t=new Z(r,l);qn(t,e,n,f),g=t,S.initSegment=g,g.rawProgramDateTime&&!S.rawProgramDateTime&&(S.rawProgramDateTime=g.rawProgramDateTime)}else{const t=S.byteRangeEndOffset;if(t){const e=S.byteRangeStartOffset;T=`${t-e}@${e}`}else T=null;qn(S,e,n,f),g=S,C=!0}g.cc=w;break}case"SERVER-CONTROL":m&&Vn(c,e,h),m=new nn(a),c.canBlockReload=m.bool("CAN-BLOCK-RELOAD"),c.canSkipUntil=m.optionalFloat("CAN-SKIP-UNTIL",0),c.canSkipDateRanges=c.canSkipUntil>0&&m.bool("CAN-SKIP-DATERANGES"),c.partHoldBack=m.optionalFloat("PART-HOLD-BACK",0),c.holdBack=m.optionalFloat("HOLD-BACK",0);break;case"PART-INF":{c.partTarget&&Vn(c,e,h);const t=new nn(a);c.partTarget=t.decimalFloatingPoint("PART-TARGET");break}case"PART":{let e=c.partList;e||(e=c.partList=[]);const t=b>0?e[e.length-1]:void 0,n=b++,i=new nn(a,c),r=new W(i,S,l,n,t);e.push(r),S.duration+=r.duration;break}case"PRELOAD-HINT":{const e=new nn(a,c);c.preloadHint=e;break}case"RENDITION-REPORT":{const e=new nn(a,c);c.renditionReports=c.renditionReports||[],c.renditionReports.push(e);break}default:A.warn(`line parsed but not handled: ${h}`)}}}k&&!k.relurl?(u.pop(),_-=k.duration,c.partList&&(c.fragmentHint=k)):c.partList&&(jn(S,k,d),S.cc=w,c.fragmentHint=S,f&&Hn(S,f,c)),c.targetduration||(c.playlistParsingError=new Error("#EXT-X-TARGETDURATION is required"));const M=u.length,L=u[0],D=u[M-1];if(_+=c.skippedSegments*c.targetduration,_>0&&M&&D){c.averagetargetduration=_/M;const e=D.sn;c.endSN="initSegment"!==e?e:0,c.live||(D.endList=!0),L&&void 0===c.startCC&&(c.startCC=L.cc),E>0&&(!function(e,t){let n=e[t];for(let i=t;i--;){const t=e[i];if(!t)return;t.programDateTime=n.programDateTime-1e3*t.duration,n=t}}(u,E),L&&d.unshift(L))}else c.endSN=0,c.startCC=0;return c.fragmentHint&&(_+=c.fragmentHint.duration),c.totalduration=_,d.length&&c.dateRangeTagCount&&L&&Bn(d,c),c.endCC=w,c}}function Bn(e,t){const n=e.length;if(!n)return;const i=e[n-1],r=t.live?1/0:t.totalduration,a=Object.keys(t.dateRanges);for(let s=a.length;s--;){const o=t.dateRanges[a[s]],l=o.startDate.getTime();o.tagAnchor=i.ref;for(let i=n;i--;){const n=$n(t,l,e,i,r);if(-1!==n){o.tagAnchor=t.fragments[n].ref;break}}}}function $n(e,t,n,i,r){const a=n[i];if(a){const o=a.programDateTime;if(t>=o||0===i){var s;if(t<=o+1e3*(((null==(s=n[i+1])?void 0:s.start)||r)-a.start)){const r=n[i].sn-e.startSN,a=e.fragments;if(a.length>n.length){for(let s=(n[i+1]||a[a.length-1]).sn-e.startSN;s>r;s--){const e=a[s].programDateTime;if(t>=e&&t<e+1e3*a[s].duration)return s}}return r}}}return-1}function Fn(e,t,n){var i,r;const a=new nn(e,n),s=null!=(i=a.METHOD)?i:"",o=a.URI,l=a.hexadecimalInteger("IV"),c=a.KEYFORMATVERSIONS,u=null!=(r=a.KEYFORMAT)?r:"identity";o&&a.IV&&!l&&A.error(`Invalid IV: ${a.IV}`);const d=o?Nn.resolve(o,t):"",h=(c||"1").split("/").map(Number).filter(Number.isFinite);return new Ln(s,d,u,h,l)}function zn(e){const t=new nn(e).decimalFloatingPoint("TIME-OFFSET");return i(t)?t:null}function Kn(e,t){let n=(e||"").split(/[ ,]+/).filter((e=>e));["video","audio","text"].forEach((e=>{const i=n.filter((t=>Ee(t,e)));i.length&&(t[`${e}Codec`]=i.map((e=>e.split("/")[0])).join(","),n=n.filter((e=>-1===i.indexOf(e))))})),t.unknownCodecs=n}function Un(e,t,n){const i=t[n];i&&(e[n]=i)}function jn(e,t,n){e.rawProgramDateTime?n.push(e):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime)}function qn(e,t,n,i){e.relurl=t.URI,t.BYTERANGE&&e.setByteRange(t.BYTERANGE),e.level=n,e.sn="initSegment",i&&(e.levelkeys=i),e.initSegment=null}function Hn(e,t,n){e.levelkeys=t;const{encryptedFragments:i}=n;i.length&&i[i.length-1].levelkeys===t||!Object.keys(t).some((e=>t[e].isCommonEncryption))||i.push(e)}function Vn(e,t,n){e.playlistParsingError=new Error(`#EXT-X-${t} must not appear more than once (${n[0]})`)}function Gn(e,t,n){e.playlistParsingError=new Error(`#EXT-X-${t} must appear before the first Media Segment (${n[0]})`)}function Zn(e,t){const n=t.startPTS;if(i(n)){let i,r=0;t.sn>e.sn?(r=n-e.start,i=e):(r=e.start-n,i=t),i.duration!==r&&i.setDuration(r)}else if(t.sn>e.sn){e.cc===t.cc&&e.minEndPTS?t.setStart(e.start+(e.minEndPTS-e.start)):t.setStart(e.start+e.duration)}else t.setStart(Math.max(e.start-t.duration,0))}function Wn(e,t,n,r,a,s){r-n<=0&&(A.warn("Fragment should have a positive duration",t),r=n+t.duration,s=a+t.duration);let o=n,l=r;const c=t.startPTS,u=t.endPTS;if(i(c)){const e=Math.abs(c-n);i(t.deltaPTS)?t.deltaPTS=Math.max(e,t.deltaPTS):t.deltaPTS=e,o=Math.max(n,c),n=Math.min(n,c),a=Math.min(a,t.startDTS),l=Math.min(r,u),r=Math.max(r,u),s=Math.max(s,t.endDTS)}const d=n-t.start;0!==t.start&&t.setStart(n),t.setDuration(r-t.start),t.startPTS=n,t.maxStartPTS=o,t.startDTS=a,t.endPTS=r,t.minEndPTS=l,t.endDTS=s;const h=t.sn;if(!e||h<e.startSN||h>e.endSN)return 0;let p;const f=h-e.startSN,m=e.fragments;for(m[f]=t,p=f;p>0;p--)Zn(m[p],m[p-1]);for(p=f;p<m.length-1;p++)Zn(m[p],m[p+1]);return e.fragmentHint&&Zn(m[m.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,d}function Yn(e,t){if(e===t)return;let n=null;const r=e.fragments;for(let e=r.length-1;e>=0;e--){const t=r[e].initSegment;if(t){n=t;break}}let a;e.fragmentHint&&delete e.fragmentHint.endPTS,function(e,t,n){const i=t.skippedSegments,r=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments;for(let c=r;c<=a;c++){const r=l[s+c];let a=o[c];if(i&&!a&&r&&(a=t.fragments[c]=r),r&&a){if(n(r,a,c,o),r.url&&r.url!==a.url)return void(t.playlistParsingError=Xn(`media sequence mismatch ${a.sn}:`,e,t,r,a));if(r.cc!==a.cc)return void(t.playlistParsingError=Xn(`discontinuity sequence mismatch (${r.cc}!=${a.cc})`,e,t,r,a))}}}(e,t,((e,r,s,o)=>{if((!t.startCC||t.skippedSegments)&&r.cc!==e.cc){const n=e.cc-r.cc;for(let e=s;e<o.length;e++)o[e].cc+=n;t.endCC=o[o.length-1].cc}i(e.startPTS)&&i(e.endPTS)&&(r.setStart(r.startPTS=e.startPTS),r.startDTS=e.startDTS,r.maxStartPTS=e.maxStartPTS,r.endPTS=e.endPTS,r.endDTS=e.endDTS,r.minEndPTS=e.minEndPTS,r.setDuration(e.endPTS-e.startPTS),r.duration&&(a=r),t.PTSKnown=t.alignedSliding=!0),e.hasStreams&&(r.elementaryStreams=e.elementaryStreams),r.loader=e.loader,e.hasStats&&(r.stats=e.stats),e.initSegment&&(r.initSegment=e.initSegment,n=e.initSegment)}));const s=t.fragments,o=t.fragmentHint?s.concat(t.fragmentHint):s;if(n&&o.forEach((e=>{var t;!e||e.initSegment&&e.initSegment.relurl!==(null==(t=n)?void 0:t.relurl)||(e.initSegment=n)})),t.skippedSegments){if(t.deltaUpdateFailed=s.some((e=>!e)),t.deltaUpdateFailed){A.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let e=t.skippedSegments;e--;)s.shift();t.startSN=s[0].sn}else{t.canSkipDateRanges&&(t.dateRanges=function(e,t){const{dateRanges:n,recentlyRemovedDateranges:i}=t,r=y({},e);i&&i.forEach((e=>{delete r[e]}));const a=Object.keys(r).length;a&&Object.keys(n).forEach((e=>{const t=r[e],i=new an(n[e].attr,t);i.isValid?(r[e]=i,t||(i.tagOrder+=a)):A.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${Qe(n[e].attr)}"`)}));return r}(e.dateRanges,t));const n=e.fragments.filter((e=>e.rawProgramDateTime));if(e.hasProgramDateTime&&!t.hasProgramDateTime)for(let e=1;e<o.length;e++)null===o[e].programDateTime&&jn(o[e],o[e-1],n);Bn(n,t)}t.endCC=s[s.length-1].cc}if(!t.startCC){var l;const n=ti(e,t.startSN-1);t.startCC=null!=(l=null==n?void 0:n.cc)?l:s[0].cc}!function(e,t,n){if(e&&t){let i=0;for(let r=0,a=e.length;r<=a;r++){const a=e[r],s=t[r+i];a&&s&&a.index===s.index&&a.fragment.sn===s.fragment.sn?n(a,s):i--}}}(e.partList,t.partList,((e,t)=>{t.elementaryStreams=e.elementaryStreams,t.stats=e.stats})),a?Wn(t,a,a.startPTS,a.endPTS,a.startDTS,a.endDTS):Jn(e,t),s.length&&(t.totalduration=t.edge-s[0].start),t.driftStartTime=e.driftStartTime,t.driftStart=e.driftStart;const c=t.advancedDateTime;if(t.advanced&&c){const e=t.edge;t.driftStart||(t.driftStartTime=c,t.driftStart=e),t.driftEndTime=c,t.driftEnd=e}else t.driftEndTime=e.driftEndTime,t.driftEnd=e.driftEnd,t.advancedDateTime=e.advancedDateTime;-1===t.requestScheduled&&(t.requestScheduled=e.requestScheduled)}function Xn(e,t,n,i,r){return new Error(`${e} ${r.url}\nPlaylist starting @${t.startSN}\n${t.m3u8}\n\nPlaylist starting @${n.startSN}\n${n.m3u8}`)}function Jn(e,t,n=!0){const i=t.startSN+t.skippedSegments-e.startSN,r=e.fragments,a=i>=0;let s=0;if(a&&i<r.length)s=r[i].start;else if(a&&t.startSN===e.endSN+1)s=e.fragmentEnd;else if(a&&n)s=e.fragmentStart+i*t.levelTargetDuration;else{if(t.skippedSegments||0!==t.fragmentStart)return;s=e.fragmentStart}Qn(t,s)}function Qn(e,t){if(t){const n=e.fragments;for(let i=e.skippedSegments;i<n.length;i++)n[i].addStart(t);e.fragmentHint&&e.fragmentHint.addStart(t)}}function ei(e,t=1/0){let n=1e3*e.targetduration;if(e.updated){const i=e.fragments,r=4;if(i.length&&n*r>t){const e=1e3*i[i.length-1].duration;e<n&&(n=e)}}else n/=2;return Math.round(n)}function ti(e,t,n){if(!e)return null;let i=e.fragments[t-e.startSN];return i||(i=e.fragmentHint,i&&i.sn===t?i:t<e.startSN&&n&&n.sn===t?n:null)}function ni(e,t,n){return e?ii(e.partList,t,n):null}function ii(e,t,n){if(e)for(let i=e.length;i--;){const r=e[i];if(r.index===n&&r.fragment.sn===t)return r}return null}function ri(e){e.forEach(((e,t)=>{var n;null==(n=e.details)||n.fragments.forEach((e=>{e.level=t,e.initSegment&&(e.initSegment.level=t)}))}))}function ai(e,t){for(let i=0,r=e.length;i<r;i++){var n;if((null==(n=e[i])?void 0:n.cc)===t)return e[i]}return null}function si(e,t){if(e){const n=e.start+t;e.start=e.startPTS=n,e.endPTS=n+e.duration}}function oi(e,t){const n=t.fragments;for(let t=0,i=n.length;t<i;t++)si(n[t],e);t.fragmentHint&&si(t.fragmentHint,e),t.alignedSliding=!0}function li(e,t){if(!function(e,t){return!!(e&&t.startCC<e.endCC&&t.endCC>e.startCC)}(t,e))return;const n=Math.min(t.endCC,e.endCC),i=ai(t.fragments,n),r=ai(e.fragments,n);if(!i||!r)return;A.log(`Aligning playlist at start of dicontinuity sequence ${n}`);oi(i.start-r.start,e)}function ci(e,t){if(!e.hasProgramDateTime||!t.hasProgramDateTime)return;const n=e.fragments,i=t.fragments;if(!n.length||!i.length)return;let r,a;const s=Math.min(t.endCC,e.endCC);t.startCC<s&&e.startCC<s&&(r=ai(i,s),a=ai(n,s)),r&&a||(r=i[Math.floor(i.length/2)],a=ai(n,r.cc)||n[Math.floor(n.length/2)]);const o=r.programDateTime,l=a.programDateTime;if(!o||!l)return;oi((l-o)/1e3-(a.start-r.start),e)}const ui=function(e){let t="";const n=e.length;for(let i=0;i<n;i++)t+=`[${e.start(i).toFixed(3)}-${e.end(i).toFixed(3)}]`;return t},di="STOPPED",hi="IDLE",pi="KEY_LOADING",fi="FRAG_LOADING",mi="FRAG_LOADING_WAITING_RETRY",gi="WAITING_TRACK",vi="PARSING",bi="PARSED",yi="ENDED",_i="ERROR",wi="WAITING_INIT_PTS",xi="WAITING_LEVEL";class ki extends Ht{constructor(e,t,n,r,a){super(r,e.logger),this.hls=void 0,this.fragPrevious=null,this.fragCurrent=null,this.fragmentTracker=void 0,this.transmuxer=null,this._state=di,this.playlistType=void 0,this.media=null,this.mediaBuffer=null,this.config=void 0,this.bitrateTest=!1,this.lastCurrentTime=0,this.nextLoadPosition=0,this.startPosition=0,this.startTimeOffset=null,this.retryDate=0,this.levels=null,this.fragmentLoader=void 0,this.keyLoader=void 0,this.levelLastLoaded=null,this.startFragRequested=!1,this.decrypter=void 0,this.initPTS=[],this.buffering=!0,this.loadingParts=!1,this.loopSn=void 0,this.onMediaSeeking=()=>{const{config:e,fragCurrent:t,media:n,mediaBuffer:r,state:a}=this,s=n?n.currentTime:0,o=Zt.bufferInfo(r||n,s,e.maxBufferHole);if(this.log(`media seeking to ${i(s)?s.toFixed(3):s}, state: ${a}`),this.state===yi)this.resetLoadingState();else if(t){const n=e.maxFragLookUpTolerance,i=t.start-n,r=t.start+t.duration+n;if(!o.len||r<o.start||i>o.end){const e=s>r;(s<i||e)&&(e&&t.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),t.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}if(n){this.fragmentTracker.removeFragmentsInRange(s,1/0,this.playlistType,!0);if(s>this.lastCurrentTime&&(this.lastCurrentTime=s),!this.loadingParts){const e=Math.max(o.end,s),t=this.shouldLoadParts(this.getLevelDetails(),e);t&&(this.log(`LL-Part loading ON after seeking to ${s.toFixed(2)} with buffer @${e.toFixed(2)}`),this.loadingParts=t)}}this.hls.hasEnoughToStart||o.len||(this.log(`setting startPosition to ${s} because of seek before start`),this.nextLoadPosition=this.startPosition=s),this.tickImmediate()},this.onMediaEnded=()=>{this.log("setting startPosition to 0 because media ended"),this.startPosition=this.lastCurrentTime=0},this.playlistType=a,this.hls=e,this.fragmentLoader=new Kt(e.config),this.keyLoader=n,this.fragmentTracker=t,this.config=e.config,this.decrypter=new Ft(e.config)}registerListeners(){const{hls:e}=this;e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(l.ERROR,this.onError,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(e){}stopLoad(){if(this.state===di)return;this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);const e=this.fragCurrent;null!=e&&e.loader&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=di}get startPositionValue(){const{nextLoadPosition:e,startPosition:t}=this;return-1===t&&e?e:t}get bufferingEnabled(){return this.buffering}pauseBuffering(){this.buffering=!1}resumeBuffering(){this.buffering=!0}get inFlightFrag(){return{frag:this.fragCurrent,state:this.state}}_streamEnded(e,t){if(t.live||!this.media)return!1;const n=e.end||0,i=this.config.timelineOffset||0;if(n<=i)return!1;const r=e.buffered;this.config.maxBufferHole&&r&&r.length>1&&(e=Zt.bufferedInfo(r,e.start,0));const a=e.nextStart;if(a&&a>i&&a<t.edge)return!1;if(this.media.currentTime<e.start)return!1;const s=t.partList;if(null!=s&&s.length){const e=s[s.length-1];return Zt.isBuffered(this.media,e.start+e.duration/2)}const o=t.fragments[t.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(o)}getLevelDetails(){var e;if(this.levels&&null!==this.levelLastLoaded)return null==(e=this.levelLastLoaded)?void 0:e.details}get timelineOffset(){const e=this.config.timelineOffset;var t;return e?(null==(t=this.getLevelDetails())?void 0:t.appliedTimelineOffset)||e:0}onMediaAttached(e,t){const n=this.media=this.mediaBuffer=t.media;n.removeEventListener("seeking",this.onMediaSeeking),n.removeEventListener("ended",this.onMediaEnded),n.addEventListener("seeking",this.onMediaSeeking),n.addEventListener("ended",this.onMediaEnded);const i=this.config;this.levels&&i.autoStartLoad&&this.state===di&&this.startLoad(i.startPosition)}onMediaDetaching(e,t){const n=!!t.transferMedia,i=this.media;if(null!==i){if(i.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),i.removeEventListener("seeking",this.onMediaSeeking),i.removeEventListener("ended",this.onMediaEnded),this.keyLoader&&!n&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loopSn=void 0,n)return this.resetLoadingState(),void this.resetTransmuxer();this.loadingParts=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}}onManifestLoading(){this.initPTS=[],this.levels=this.levelLastLoaded=this.fragCurrent=null,this.lastCurrentTime=this.startPosition=0,this.startFragRequested=!1}onError(e,t){}onManifestLoaded(e,t){this.startTimeOffset=t.startTimeOffset}onHandlerDestroying(){this.stopLoad(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),super.onHandlerDestroying(),this.hls=this.onMediaSeeking=this.onMediaEnded=null}onHandlerDestroyed(){this.state=di,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(e,t,n){this.startFragRequested=!0,this._loadFragForPlayback(e,t,n)}_loadFragForPlayback(e,t,n){this._doFragLoad(e,t,n,(e=>{const t=e.frag;if(this.fragContextChanged(t))return this.warn(`${t.type} sn: ${t.sn}${e.part?" part: "+e.part.index:""} of ${this.fragInfo(t,!1,e.part)}) was dropped during download.`),void this.fragmentTracker.removeFragment(t);t.stats.chunkCount++,this._handleFragmentLoadProgress(e)})).then((e=>{if(!e)return;const t=this.state,n=e.frag;this.fragContextChanged(n)?(t===fi||!this.fragCurrent&&t===vi)&&(this.fragmentTracker.removeFragment(n),this.state=hi):("payload"in e&&(this.log(`Loaded ${n.type} sn: ${n.sn} of ${this.playlistLabel()} ${n.level}`),this.hls.trigger(l.FRAG_LOADED,e)),this._handleFragmentLoadComplete(e))})).catch((t=>{this.state!==di&&this.state!==_i&&(this.warn(`Frag error: ${(null==t?void 0:t.message)||t}`),this.resetFragmentLoading(e))}))}clearTrackerIfNeeded(e){var t;const{fragmentTracker:n}=this;if(n.getState(e)===Tt){const t=e.type,i=this.getFwdBufferInfo(this.mediaBuffer,t),r=Math.max(e.duration,i?i.len:this.config.maxBufferLength),a=this.backtrackFragment;(1===(a?e.sn-a.sn:0)||this.reduceMaxBufferLength(r,e.duration))&&n.removeFragment(e)}else 0===(null==(t=this.mediaBuffer)?void 0:t.buffered.length)?n.removeAllFragments():n.hasParts(e.type)&&(n.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type}),n.getState(e)===At&&n.removeFragment(e))}checkLiveUpdate(e){if(e.updated&&!e.live){const t=e.fragments[e.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type})}e.fragments[0]||(e.deltaUpdateFailed=!0)}waitForLive(e){const t=e.details;return(null==t?void 0:t.live)&&"EVENT"!==t.type&&(this.levelLastLoaded!==e||t.expired)}flushMainBuffer(e,t,n=null){if(!(e-t))return;const i={startOffset:e,endOffset:t,type:n};this.hls.trigger(l.BUFFER_FLUSHING,i)}_loadInitSegment(e,t){this._doFragLoad(e,t).then((e=>{const t=null==e?void 0:e.frag;if(!t||this.fragContextChanged(t)||!this.levels)throw new Error("init load aborted");return e})).then((e=>{const{hls:t}=this,{frag:n,payload:i}=e,r=n.decryptdata;if(i&&i.byteLength>0&&null!=r&&r.key&&r.iv&&on(r.method)){const a=self.performance.now();return this.decrypter.decrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer,ln(r.method)).catch((e=>{throw t.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:n}),e})).then((i=>{const r=self.performance.now();return t.trigger(l.FRAG_DECRYPTED,{frag:n,payload:i,stats:{tstart:a,tdecrypt:r}}),e.payload=i,this.completeInitSegmentLoad(e)}))}return this.completeInitSegmentLoad(e)})).catch((t=>{this.state!==di&&this.state!==_i&&(this.warn(t),this.resetFragmentLoading(e))}))}completeInitSegmentLoad(e){const{levels:t}=this;if(!t)throw new Error("init load aborted, missing levels");const n=e.frag.stats;this.state!==di&&(this.state=hi),e.frag.data=new Uint8Array(e.payload),n.parsing.start=n.buffering.start=self.performance.now(),n.parsing.end=n.buffering.end=self.performance.now(),this.tick()}fragContextChanged(e){const{fragCurrent:t}=this;return!e||!t||e.sn!==t.sn||e.level!==t.level}fragBufferedComplete(e,t){const n=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${e.type} sn: ${e.sn}${t?" part: "+t.index:""} of ${this.fragInfo(e,!1,t)} > buffer:${n?ui(Zt.getBuffered(n)):"(detached)"})`),G(e)){var i;if(e.type!==m){const t=e.elementaryStreams;if(!Object.keys(t).some((e=>!!t[e])))return void(this.state=hi)}const t=null==(i=this.levels)?void 0:i[e.level];null!=t&&t.fragmentError&&(this.log(`Resetting level fragment error count of ${t.fragmentError} on frag buffered`),t.fragmentError=0)}this.state=hi}_handleFragmentLoadComplete(e){const{transmuxer:t}=this;if(!t)return;const{frag:n,part:i,partsLoaded:r}=e,a=!r||0===r.length||r.some((e=>!e)),s=new Vt(n.level,n.sn,n.stats.chunkCount+1,0,i?i.index:-1,!a);t.flush(s)}_handleFragmentLoadProgress(e){}_doFragLoad(e,t,n=null,r){var a;this.fragCurrent=e;const s=null==t?void 0:t.details;if(!this.levels||!s)throw new Error(`frag load aborted, missing level${s?"":" detail"}s`);let o=null;!e.encrypted||null!=(a=e.decryptdata)&&a.key?e.encrypted||(o=this.keyLoader.loadClear(e,s.encryptedFragments),o&&this.log("[eme] blocking frag load until media-keys acquired")):(this.log(`Loading key for ${e.sn} of [${s.startSN}-${s.endSN}], ${this.playlistLabel()} ${e.level}`),this.state=pi,this.fragCurrent=e,o=this.keyLoader.load(e).then((e=>{if(!this.fragContextChanged(e.frag))return this.hls.trigger(l.KEY_LOADED,e),this.state===pi&&(this.state=hi),e})),this.hls.trigger(l.KEY_LOADING,{frag:e}),null===this.fragCurrent&&(o=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING"))));const c=this.fragPrevious;if(G(e)&&(!c||e.sn!==c.sn)){const n=this.shouldLoadParts(t.details,e.end);n!==this.loadingParts&&(this.log(`LL-Part loading ${n?"ON":"OFF"} loading sn ${null==c?void 0:c.sn}->${e.sn}`),this.loadingParts=n)}if(n=Math.max(e.start,n||0),this.loadingParts&&G(e)){const i=s.partList;if(i&&r){n>e.end&&s.fragmentHint&&(e=s.fragmentHint);const a=this.getNextPart(i,e,n);if(a>-1){const c=i[a];let u;return e=this.fragCurrent=c.fragment,this.log(`Loading ${e.type} sn: ${e.sn} part: ${c.index} (${a}/${i.length-1}) of ${this.fragInfo(e,!1,c)}) cc: ${e.cc} [${s.startSN}-${s.endSN}], target: ${parseFloat(n.toFixed(3))}`),this.nextLoadPosition=c.start+c.duration,this.state=fi,u=o?o.then((n=>!n||this.fragContextChanged(n.frag)?null:this.doFragPartsLoad(e,c,t,r))).catch((e=>this.handleFragLoadError(e))):this.doFragPartsLoad(e,c,t,r).catch((e=>this.handleFragLoadError(e))),this.hls.trigger(l.FRAG_LOADING,{frag:e,part:c,targetBufferTime:n}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):u}if(!e.url||this.loadedEndOfParts(i,n))return Promise.resolve(null)}}if(G(e)&&this.loadingParts)this.log(`LL-Part loading OFF after next part miss @${n.toFixed(2)}`),this.loadingParts=!1;else if(!e.url)return Promise.resolve(null);this.log(`Loading ${e.type} sn: ${e.sn} of ${this.fragInfo(e,!1)}) cc: ${e.cc} ${s?"["+s.startSN+"-"+s.endSN+"]":""}, target: ${parseFloat(n.toFixed(3))}`),i(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=fi;const u=this.config.progressive;let d;return d=u&&o?o.then((t=>!t||this.fragContextChanged(null==t?void 0:t.frag)?null:this.fragmentLoader.load(e,r))).catch((e=>this.handleFragLoadError(e))):Promise.all([this.fragmentLoader.load(e,u?r:void 0),o]).then((([e])=>(!u&&e&&r&&r(e),e))).catch((e=>this.handleFragLoadError(e))),this.hls.trigger(l.FRAG_LOADING,{frag:e,targetBufferTime:n}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):d}doFragPartsLoad(e,t,n,i){return new Promise(((r,a)=>{var s;const o=[],c=null==(s=n.details)?void 0:s.partList,u=t=>{this.fragmentLoader.loadPart(e,t,i).then((i=>{o[t.index]=i;const a=i.part;this.hls.trigger(l.FRAG_LOADED,i);const s=ni(n.details,e.sn,t.index+1)||ii(c,e.sn,t.index+1);if(!s)return r({frag:e,part:a,partsLoaded:o});u(s)})).catch(a)};u(t)}))}handleFragLoadError(e){if("data"in e){const t=e.data;e.data&&t.details===o.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(l.ERROR,t)}else this.hls.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,err:e,error:e,fatal:!0});return null}_handleTransmuxerFlush(e){const t=this.getCurrentContext(e);if(!t||this.state!==vi)return void(this.fragCurrent||this.state===di||this.state===_i||(this.state=hi));const{frag:n,part:i,level:r}=t,a=self.performance.now();n.stats.parsing.end=a,i&&(i.stats.parsing.end=a);const s=this.getLevelDetails(),o=s&&n.sn>s.endSN||this.shouldLoadParts(s,n.end);o!==this.loadingParts&&(this.log(`LL-Part loading ${o?"ON":"OFF"} after parsing segment ending @${n.end.toFixed(2)}`),this.loadingParts=o),this.updateLevelTiming(n,i,r,e.partial)}shouldLoadParts(e,t){if(this.config.lowLatencyMode){if(!e)return this.loadingParts;if(null!=e&&e.partList){var n;const r=e.partList[0];if(t>=r.end+((null==(n=e.fragmentHint)?void 0:n.duration)||0)){var i;if((this.hls.hasEnoughToStart?(null==(i=this.media)?void 0:i.currentTime)||this.lastCurrentTime:this.getLoadPosition())>r.start-r.fragment.duration)return!0}}}return!1}getCurrentContext(e){const{levels:t,fragCurrent:n}=this,{level:i,sn:r,part:a}=e;if(null==t||!t[i])return this.warn(`Levels object was unset while buffering fragment ${r} of ${this.playlistLabel()} ${i}. The current chunk will not be buffered.`),null;const s=t[i],o=s.details,l=a>-1?ni(o,r,a):null,c=l?l.fragment:ti(o,r,n);return c?(n&&n!==c&&(c.stats=n.stats),{frag:c,part:l,level:s}):null}bufferFragmentData(e,t,n,i,r){var a;if(!e||this.state!==vi)return;const{data1:s,data2:o}=e;let c=s;if(s&&o&&(c=me(s,o)),null==(a=c)||!a.length)return;const u={type:e.type,frag:t,part:n,chunkMeta:i,parent:t.type,data:c};if(this.hls.trigger(l.BUFFER_APPENDING,u),e.dropped&&e.independent&&!n){if(r)return;this.flushBufferGap(t)}}flushBufferGap(e){const t=this.media;if(!t)return;if(!Zt.isBuffered(t,t.currentTime))return void this.flushMainBuffer(0,e.start);const n=t.currentTime,i=Zt.bufferInfo(t,n,0),r=e.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*r),s=Math.max(Math.min(e.start-a,i.end-a),n+a);e.start-s>a&&this.flushMainBuffer(s,e.start)}getFwdBufferInfo(e,t){var n;const r=this.getLoadPosition();if(!i(r))return null;const a=this.lastCurrentTime>r||null!=(n=this.media)&&n.paused?0:this.config.maxBufferHole;return this.getFwdBufferInfoAtPos(e,r,t,a)}getFwdBufferInfoAtPos(e,t,n,i){const r=Zt.bufferInfo(e,t,i);if(0===r.len&&void 0!==r.nextStart){const a=this.fragmentTracker.getBufferedFrag(t,n);if(a&&(r.nextStart<=a.end||a.gap)){const n=Math.max(Math.min(r.nextStart,a.end)-t,i);return Zt.bufferInfo(e,t,n)}}return r}getMaxBufferLength(e){const{config:t}=this;let n;return n=e?Math.max(8*t.maxBufferSize/e,t.maxBufferLength):t.maxBufferLength,Math.min(n,t.maxMaxBufferLength)}reduceMaxBufferLength(e,t){const n=this.config,i=Math.max(Math.min(e-t,n.maxBufferLength),t),r=Math.max(e-3*t,n.maxMaxBufferLength/2,i);return r>=i&&(n.maxMaxBufferLength=r,this.warn(`Reduce max buffer length to ${r}s`),!0)}getAppendedFrag(e,t=p){var n;const i=null==(n=this.fragmentTracker)?void 0:n.getAppendedFrag(e,t);return i&&"fragment"in i?i.fragment:i}getNextFragment(e,t){const n=t.fragments,i=n.length;if(!i)return null;const{config:r}=this,a=n[0].start,s=r.lowLatencyMode&&!!t.partList;let o=null;if(t.live){const n=r.initialLiveManifestSize;if(i<n)return this.warn(`Not enough fragments to start playback (have: ${i}, need: ${n})`),null;if(!t.PTSKnown&&!this.startFragRequested&&-1===this.startPosition||e<a){var l;s&&!this.loadingParts&&(this.log("LL-Part loading ON for initial live fragment"),this.loadingParts=!0),o=this.getInitialLiveFragment(t);const n=this.hls.startPosition,i=this.hls.liveSyncPosition,r=o?(-1!==n&&n>=a?n:i)||o.start:e;this.log(`Setting startPosition to ${r} to match start frag at live edge. mainStart: ${n} liveSyncPosition: ${i} frag.start: ${null==(l=o)?void 0:l.start}`),this.startPosition=this.nextLoadPosition=r}}else e<=a&&(o=n[0]);if(!o){const n=this.loadingParts?t.partEnd:t.fragmentEnd;o=this.getFragmentAtPosition(e,n,t)}let c=this.filterReplacedPrimary(o,t);if(!c&&o){const e=o.sn-t.startSN;c=this.filterReplacedPrimary(n[e+1]||null,t)}return this.mapToInitFragWhenRequired(c)}isLoopLoading(e,t){const n=this.fragmentTracker.getState(e);return(n===Mt||n===At&&!!e.gap)&&this.nextLoadPosition>t}getNextFragmentLoopLoading(e,t,n,i,r){let a=null;if(e.gap&&(a=this.getNextFragment(this.nextLoadPosition,t),a&&!a.gap&&n.nextStart)){const e=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,n.nextStart,i,0);if(null!==e&&n.len+e.len>=r){const e=a.sn;return this.loopSn!==e&&(this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${e}`),this.loopSn=e),null}}return this.loopSn=void 0,a}get primaryPrefetch(){if(Si(this.hls.config)){var e,t;if(null==(e=this.hls.interstitialsManager)||null==(t=e.playingItem)?void 0:t.event)return!0}return!1}filterReplacedPrimary(e,t){if(!e)return e;if(Si(this.hls.config)&&e.type!==m){const n=this.hls.interstitialsManager,i=null==n?void 0:n.bufferingItem;if(i){const n=i.event;if(n){if(n.appendInPlace||Math.abs(e.start-i.start)>1||0===i.start)return null}else{if(e.end<=i.start&&!1===(null==t?void 0:t.live))return null;if(e.start>i.end&&i.nextEvent&&(i.nextEvent.appendInPlace||e.start-i.end>1))return null}}const r=null==n?void 0:n.playerQueue;if(r)for(let t=r.length;t--;){const n=r[t].interstitial;if(n.appendInPlace&&e.start>=n.startTime&&e.end<=n.resumeTime)return null}}return e}mapToInitFragWhenRequired(e){return null==e||!e.initSegment||null!=e&&e.initSegment.data||this.bitrateTest?e:e.initSegment}getNextPart(e,t,n){let i=-1,r=!1,a=!0;for(let s=0,o=e.length;s<o;s++){const o=e[s];if(a=a&&!o.independent,i>-1&&n<o.start)break;const l=o.loaded;l?i=-1:(r||o.independent||a)&&o.fragment===t&&(i=s),r=l}return i}loadedEndOfParts(e,t){const n=e[e.length-1];return n&&t>n.start&&n.loaded}getInitialLiveFragment(e){const t=e.fragments,n=this.fragPrevious;let r=null;if(n){if(e.hasProgramDateTime&&(this.log(`Live playlist, switching playlist, load frag with same PDT: ${n.programDateTime}`),r=function(e,t,n){if(null===t||!Array.isArray(e)||!e.length||!i(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;for(let i=0;i<e.length;++i){const r=e[i];if(dt(t,n,r))return r}return null}(t,n.endProgramDateTime,this.config.maxFragLookUpTolerance)),!r){const i=n.sn+1;if(i>=e.startSN&&i<=e.endSN){const a=t[i-e.startSN];n.cc===a.cc&&(r=a,this.log(`Live playlist, switching playlist, load frag with next SN: ${r.sn}`))}r||(r=ht(e,n.cc,n.end),r&&this.log(`Live playlist, switching playlist, load frag with same CC: ${r.sn}`))}}else{const t=this.hls.liveSyncPosition;null!==t&&(r=this.getFragmentAtPosition(t,this.bitrateTest?e.fragmentEnd:e.edge,e))}return r}getFragmentAtPosition(e,t,n){const{config:i}=this;let{fragPrevious:r}=this,{fragments:a,endSN:s}=n;const{fragmentHint:o}=n,{maxFragLookUpTolerance:l}=i,c=n.partList,u=!!(this.loadingParts&&null!=c&&c.length&&o);let d;if(u&&o&&!this.bitrateTest&&c[c.length-1].fragment.sn===o.sn&&(a=a.concat(o),s=o.sn),e<t){var h;d=ct(r,a,e,e<this.lastCurrentTime||e>t-l||null!=(h=this.media)&&h.paused||!this.startFragRequested?0:l)}else d=a[a.length-1];if(d){const e=d.sn-n.startSN,t=this.fragmentTracker.getState(d);if((t===Mt||t===At&&d.gap)&&(r=d),r&&d.sn===r.sn&&(!u||c[0].fragment.sn>d.sn||!n.live&&!u)){if(r&&d.level===r.level){const t=a[e+1];d=d.sn<s&&this.fragmentTracker.getState(t)!==Mt?t:null}}}return d}alignPlaylists(e,t,n){const r=e.fragments.length;if(!r)return this.warn("No fragments in live playlist"),0;const a=e.fragmentStart,s=!t,o=e.alignedSliding&&i(a);if(s||!o&&!a){!function(e,t){e&&(li(t,e),!t.alignedSliding&&e&&ci(t,e),t.alignedSliding||!e||t.skippedSegments||Jn(e,t,!1))}(n,e);const i=e.fragmentStart;return this.log(`Live playlist sliding: ${i.toFixed(2)} start-sn: ${t?t.startSN:"na"}->${e.startSN} fragments: ${r}`),i}return a}waitForCdnTuneIn(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)}setStartPosition(e,t){let n=this.startPosition;n<t&&(n=-1);const r=this.timelineOffset;if(-1===n){const a=null!==this.startTimeOffset,s=a?this.startTimeOffset:e.startTimeOffset;null!==s&&i(s)?(n=t+s,s<0&&(n+=e.edge),n=Math.min(Math.max(t,n),t+e.totalduration),this.log(`Setting startPosition to ${n} for start time offset ${s} found in ${a?"multivariant":"media"} playlist`),this.startPosition=n):e.live?(n=this.hls.liveSyncPosition||t,this.log(`Setting startPosition to -1 to start at live edge ${n}`),this.startPosition=-1):(this.log("setting startPosition to 0 by default"),this.startPosition=n=0),this.lastCurrentTime=n+r}this.nextLoadPosition=n+r}getLoadPosition(){var e;const{media:t}=this;let n=0;return null!=(e=this.hls)&&e.hasEnoughToStart&&t?n=t.currentTime:this.nextLoadPosition>=0&&(n=this.nextLoadPosition),n}handleFragLoadAborted(e,t){this.transmuxer&&e.type===this.playlistType&&G(e)&&e.stats.aborted&&(this.warn(`Fragment ${e.sn}${t?" part "+t.index:""} of ${this.playlistLabel()} ${e.level} was aborted`),this.resetFragmentLoading(e))}resetFragmentLoading(e){this.fragCurrent&&(this.fragContextChanged(e)||this.state===mi)||(this.state=hi)}onFragmentOrKeyLoadError(e,t){if(t.chunkMeta&&!t.frag){const e=this.getCurrentContext(t.chunkMeta);e&&(t.frag=e.frag)}const n=t.frag;if(!n||n.type!==e||!this.levels)return;var i;if(this.fragContextChanged(n))return void this.warn(`Frag load error must match current frag to retry ${n.url} > ${null==(i=this.fragCurrent)?void 0:i.url}`);const r=t.details===o.FRAG_GAP;r&&this.fragmentTracker.fragBuffered(n,!0);const a=t.errorAction,{action:s,flags:l,retryCount:c=0,retryConfig:u}=a||{},d=!!a&&!!u,h=d&&s===wt,p=d&&!a.resolved&&l===kt;if(!h&&p&&G(n)&&!n.endList)this.resetFragmentErrors(e),this.treatAsGap(n),a.resolved=!0;else if((h||p)&&c<u.maxNumRetry){this.resetStartWhenNotLoaded(this.levelLastLoaded);const i=mt(u,c);this.warn(`Fragment ${n.sn} of ${e} ${n.level} errored with ${t.details}, retrying loading ${c+1}/${u.maxNumRetry} in ${i}ms`),a.resolved=!0,this.retryDate=self.performance.now()+i,this.state=mi}else if(u&&a){if(this.resetFragmentErrors(e),!(c<u.maxNumRetry))return void this.warn(`${t.details} reached or exceeded max retry (${c})`);r||s===_t||(a.resolved=!0)}else this.state=s===yt?xi:_i;this.tickImmediate()}reduceLengthAndFlushBuffer(e){if(this.state===vi||this.state===bi){const t=e.frag,n=e.parent,i=this.getFwdBufferInfo(this.mediaBuffer,n),r=i&&i.len>.5;r&&this.reduceMaxBufferLength(i.len,(null==t?void 0:t.duration)||10);const a=!r;return a&&this.warn(`Buffer full error while media.currentTime is not buffered, flush ${n} buffer`),t&&(this.fragmentTracker.removeFragment(t),this.nextLoadPosition=t.start),this.resetLoadingState(),a}return!1}resetFragmentErrors(e){e===f&&(this.fragCurrent=null),this.hls.hasEnoughToStart||(this.startFragRequested=!1),this.state!==di&&(this.state=hi)}afterBufferFlushed(e,t,n){if(!e)return;const i=Zt.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,n),this.state===yi&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state!==di&&(this.state=hi)}resetStartWhenNotLoaded(e){if(!this.hls.hasEnoughToStart){this.startFragRequested=!1;const t=e?e.details:null;null!=t&&t.live?(this.log("resetting startPosition for live start"),this.startPosition=-1,this.setStartPosition(t,t.fragmentStart),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(e){this.warn(`The loading context changed while buffering fragment ${e.sn} of ${this.playlistLabel()} ${e.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState()}removeUnbufferedFrags(e=0){this.fragmentTracker.removeFragmentsInRange(e,1/0,this.playlistType,!1,!0)}updateLevelTiming(e,t,n,i){const r=n.details;if(!r)return void this.warn("level.details undefined");var a;if(!Object.keys(e.elementaryStreams).reduce(((t,a)=>{const s=e.elementaryStreams[a];if(s){const o=s.endPTS-s.startPTS;if(o<=0)return this.warn(`Could not parse fragment ${e.sn} ${a} duration reliably (${o})`),t||!1;const c=i?0:Wn(r,e,s.startPTS,s.endPTS,s.startDTS,s.endDTS);return this.hls.trigger(l.LEVEL_PTS_UPDATED,{details:r,level:n,drift:c,type:a,frag:e,start:s.startPTS,end:s.endPTS}),!0}return t}),!1)&&(0===n.fragmentError&&this.treatAsGap(e,n),null===(null==(a=this.transmuxer)?void 0:a.error))){const t=new Error(`Found no media in fragment ${e.sn} of ${this.playlistLabel()} ${e.level} resetting transmuxer to fallback to playlist timing`);if(this.warn(t.message),this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:t,frag:e,reason:`Found no media in msn ${e.sn} of ${this.playlistLabel()} "${n.url}"`}),!this.hls)return;this.resetTransmuxer()}this.state=bi,this.log(`Parsed ${e.type} sn: ${e.sn}${t?" part: "+t.index:""} of ${this.fragInfo(e,!1,t)})`),this.hls.trigger(l.FRAG_PARSED,{frag:e,part:t})}playlistLabel(){return this.playlistType===p?"level":"track"}fragInfo(e,t=!0,n){var i,r;return`${this.playlistLabel()} ${e.level} (${n?"part":"frag"}:[${(null!=(i=t&&!n?e.startPTS:(n||e).start)?i:NaN).toFixed(3)}-${(null!=(r=t&&!n?e.endPTS:(n||e).end)?r:NaN).toFixed(3)}]${n&&"main"===e.type?"INDEPENDENT="+(n.independent?"YES":"NO"):""}`}treatAsGap(e,t){t&&t.fragmentError++,e.gap=!0,this.fragmentTracker.removeFragment(e),this.fragmentTracker.fragBuffered(e,!0)}resetTransmuxer(){var e;null==(e=this.transmuxer)||e.reset()}recoverWorkerError(e){"demuxerWorker"===e.event&&(this.fragmentTracker.removeAllFragments(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState())}set state(e){const t=this._state;t!==e&&(this._state=e,this.log(`${t}->${e}`))}get state(){return this._state}}function Si(e){return!!e.interstitialsController&&!1!==e.enableInterstitialPlayback}class Ei{constructor(){this.chunks=[],this.dataLength=0}push(e){this.chunks.push(e),this.dataLength+=e.length}flush(){const{chunks:e,dataLength:t}=this;let n;return e.length?(n=1===e.length?e[0]:function(e,t){const n=new Uint8Array(t);let i=0;for(let t=0;t<e.length;t++){const r=e[t];n.set(r,i),i+=r.length}return n}(e,t),this.reset(),n):new Uint8Array(0)}reset(){this.chunks.length=0,this.dataLength=0}}var Ci,Ti={exports:{}};var Ai=(Ci||(Ci=1,function(e){var t=Object.prototype.hasOwnProperty,n="~";function i(){}function 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c=1+(r>>6&3),u=t[n+3]>>6&3|(1&r)<<2,d="mp4a.40."+c,h=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350][a];let p=a;5!==c&&29!==c||(p-=3);const f=[c<<3|(14&p)>>1,(1&p)<<7|u<<3];return A.log(`manifest codec:${i}, parsed codec:${d}, channels:${u}, rate:${h} (ADTS object type:${c} sampling index:${a})`),{config:f,samplerate:h,channelCount:u,codec:d,parsedCodec:d,manifestCodec:i}}(t,n,i,r);if(!a)return;y(e,a)}}function Ui(e){return 9216e4/e}function ji(e,t,n,i,r){const a=i+r*Ui(e.samplerate),s=function(e,t){const n=Bi(e,t);if(t+n<=e.length){const i=$i(e,t)-n;if(i>0)return{headerLength:n,frameLength:i}}}(t,n);let o;if(s){const{frameLength:i,headerLength:r}=s,l=r+i,c=Math.max(0,n+l-t.length);c?(o=new Uint8Array(l-r),o.set(t.subarray(n+r,t.length),0)):o=t.subarray(n+r,n+l);const u={unit:o,pts:a};return c||e.samples.push(u),{sample:u,length:l,missing:c}}const l=t.length-n;o=new 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t=String.fromCharCode(e[0],e[1],e[2],e[3]),n=Pi(e,4);return{type:t,size:n,data:e.subarray(10,10+n)}}function Wi(e){let t=0;const n=[];for(;Ri(e,t);){const i=Pi(e,t+6);e[t+5]>>6&1&&(t+=10),t+=10;const r=t+i;for(;t+10<r;){const i=Zi(e.subarray(t)),r=Gi(i);r&&n.push(r),t+=i.size+10}Ii(e,t)&&(t+=10)}return n}function Yi(e){return e&&"PRIV"===e.key&&"com.apple.streaming.transportStreamTimestamp"===e.info}function Xi(e){if(8===e.data.byteLength){const t=new Uint8Array(e.data),n=1&t[3];let i=(t[4]<<23)+(t[5]<<15)+(t[6]<<7)+t[7];return i/=45,n&&(i+=47721858.84),Math.round(i)}}function Ji(e){const t=Wi(e);for(let e=0;e<t.length;e++){const n=t[e];if(Yi(n))return Xi(n)}}let Qi=function(e){return e.audioId3="org.id3",e.dateRange="com.apple.quicktime.HLS",e.emsg="https://aomedia.org/emsg/ID3",e.misbklv="urn:misb:KLV:bin:1910.1",e}({});function er(e="",t=9e4){return{type:e,id:-1,pid:-1,inputTimeScale:t,sequenceNumber:-1,samples:[],dropped:0}}class tr{constructor(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}resetInitSegment(e,t,n,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}}resetTimeStamp(e){this.initPTS=e,this.resetContiguity()}resetContiguity(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0}canParse(e,t){return!1}appendFrame(e,t,n){}demux(e,t){this.cachedData&&(e=me(this.cachedData,e),this.cachedData=null);let n,r=Oi(e,0),a=r?r.length:0;const s=this._audioTrack,o=this._id3Track,l=r?Ji(r):void 0,c=e.length;for((null===this.basePTS||0===this.frameIndex&&i(l))&&(this.basePTS=nr(l,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),r&&r.length>0&&o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:r,type:Qi.audioId3,duration:Number.POSITIVE_INFINITY});a<c;){if(this.canParse(e,a)){const t=this.appendFrame(s,e,a);t?(this.frameIndex++,this.lastPTS=t.sample.pts,a+=t.length,n=a):a=c}else qi(e,a)?(r=Oi(e,a),o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:r,type:Qi.audioId3,duration:Number.POSITIVE_INFINITY}),a+=r.length,n=a):a++;if(a===c&&n!==c){const t=e.slice(n);this.cachedData?this.cachedData=me(this.cachedData,t):this.cachedData=t}}return{audioTrack:s,videoTrack:er(),id3Track:o,textTrack:er()}}demuxSampleAes(e,t,n){return Promise.reject(new Error(`[${this}] This demuxer does not support Sample-AES decryption`))}flush(e){const t=this.cachedData;return t&&(this.cachedData=null,this.demux(t,0)),{audioTrack:this._audioTrack,videoTrack:er(),id3Track:this._id3Track,textTrack:er()}}destroy(){this.cachedData=null,this._audioTrack=this._id3Track=void 0}}const nr=(e,t,n)=>{if(i(e))return 90*e;return 9e4*t+(n?9e4*n.baseTime/n.timescale:0)};let ir=null;const rr=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],ar=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],sr=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],or=[0,1,1,4];function lr(e,t,n,i,r){if(n+24>t.length)return;const a=cr(t,n);if(a&&n+a.frameLength<=t.length){const s=i+r*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(n,n+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}function cr(e,t){const n=e[t+1]>>3&3,i=e[t+1]>>1&3,r=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==n&&0!==r&&15!==r&&3!==a){const s=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*rr[14*(3===n?3-i:3===i?3:4)+r-1],c=ar[3*(3===n?0:2===n?1:2)+a],u=3===o?1:2,d=sr[n][i],h=or[i],p=8*d*h,f=Math.floor(d*l/c+s)*h;if(null===ir){const e=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);ir=e?parseInt(e[1]):0}return!!ir&&ir<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:c,channelCount:u,frameLength:f,samplesPerFrame:p}}}function ur(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function dr(e,t){return t+1<e.length&&ur(e,t)}function hr(e,t){if(t+1<e.length&&ur(e,t)){const n=4,i=cr(e,t);let r=n;null!=i&&i.frameLength&&(r=i.frameLength);const a=t+r;return a===e.length||dr(e,a)}return!1}const pr=(e,t)=>{let n=0,i=5;t+=i;const r=new Uint32Array(1),a=new Uint32Array(1),s=new Uint8Array(1);for(;i>0;){s[0]=e[t];const o=Math.min(i,8),l=8-o;a[0]=4278190080>>>24+l<<l,r[0]=(s[0]&a[0])>>l,n=n?n<<o|r[0]:r[0],t+=1,i-=o}return n};class fr extends tr{constructor(e){super(),this.observer=void 0,this.observer=e}resetInitSegment(e,t,n,i){super.resetInitSegment(e,t,n,i),this._audioTrack={container:"audio/ac-3",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"ac3",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}canParse(e,t){return t+64<e.length}appendFrame(e,t,n){const i=mr(e,t,n,this.basePTS,this.frameIndex);if(-1!==i){return{sample:e.samples[e.samples.length-1],length:i,missing:0}}}static probe(e){if(!e)return!1;const t=Oi(e,0);if(!t)return!1;const n=t.length;return 11===e[n]&&119===e[n+1]&&void 0!==Ji(t)&&pr(e,n)<16}}function mr(e,t,n,i,r){if(n+8>t.length)return-1;if(11!==t[n]||119!==t[n+1])return-1;const a=t[n+4]>>6;if(a>=3)return-1;const s=[48e3,44100,32e3][a],o=63&t[n+4],l=2*[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920][3*o+a];if(n+l>t.length)return-1;const c=t[n+6]>>5;let u=0;2===c?u+=2:(1&c&&1!==c&&(u+=2),4&c&&(u+=2));const d=(t[n+6]<<8|t[n+7])>>12-u&1,h=[2,1,2,3,3,4,4,5][c]+d,p=t[n+5]>>3,f=7&t[n+5],m=new Uint8Array([a<<6|p<<1|f>>2,(3&f)<<6|c<<3|d<<2|o>>4,o<<4&224]),g=i+r*(1536/s*9e4),v=t.subarray(n,n+l);return e.config=m,e.channelCount=h,e.samplerate=s,e.samples.push({unit:v,pts:g}),l}const gr=/\/emsg[-/]ID3/i;function vr(e,t){return i(e.presentationTime)?e.presentationTime/e.timeScale:t+e.presentationTimeDelta/e.timeScale}class br{constructor(e,t,n){this.keyData=void 0,this.decrypter=void 0,this.keyData=n,this.decrypter=new Ft(t,{removePKCS7Padding:!1})}decryptBuffer(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer,Pt)}decryptAacSample(e,t,n){const i=e[t].unit;if(i.length<=16)return;const r=i.subarray(16,i.length-i.length%16),a=r.buffer.slice(r.byteOffset,r.byteOffset+r.length);this.decryptBuffer(a).then((r=>{const a=new Uint8Array(r);i.set(a,16),this.decrypter.isSync()||this.decryptAacSamples(e,t+1,n)}))}decryptAacSamples(e,t,n){for(;;t++){if(t>=e.length)return void n();if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,n),!this.decrypter.isSync()))return}}getAvcEncryptedData(e){const t=16*Math.floor((e.length-48)/160)+16,n=new Int8Array(t);let i=0;for(let t=32;t<e.length-16;t+=160,i+=16)n.set(e.subarray(t,t+16),i);return n}getAvcDecryptedUnit(e,t){const n=new Uint8Array(t);let i=0;for(let t=32;t<e.length-16;t+=160,i+=16)e.set(n.subarray(i,i+16),t);return e}decryptAvcSample(e,t,n,i,r){const a=_e(r.data),s=this.getAvcEncryptedData(a);this.decryptBuffer(s.buffer).then((s=>{r.data=this.getAvcDecryptedUnit(a,s),this.decrypter.isSync()||this.decryptAvcSamples(e,t,n+1,i)}))}decryptAvcSamples(e,t,n,i){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,n=0){if(t>=e.length)return void i();const r=e[t].units;for(;!(n>=r.length);n++){const a=r[n];if(!(a.data.length<=48||1!==a.type&&5!==a.type||(this.decryptAvcSample(e,t,n,i,a),this.decrypter.isSync())))return}}}}class yr{constructor(){this.VideoSample=null}createVideoSample(e,t,n){return{key:e,frame:!1,pts:t,dts:n,units:[],length:0}}getLastNalUnit(e){var t;let n,i=this.VideoSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!=(t=i)&&t.units){const e=i.units;n=e[e.length-1]}return n}pushAccessUnit(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){const n=t.samples,i=n.length;if(!i)return void t.dropped++;{const t=n[i-1];e.pts=t.pts,e.dts=t.dts}}t.samples.push(e)}}parseNALu(e,t,n){const i=t.byteLength;let r=e.naluState||0;const a=r,s=[];let o,l,c,u=0,d=-1,h=0;for(-1===r&&(d=0,h=this.getNALuType(t,0),r=0,u=1);u<i;)if(o=t[u++],r)if(1!==r)if(o)if(1===o){if(l=u-r-1,d>=0){const e={data:t.subarray(d,l),type:h};s.push(e)}else{const n=this.getLastNalUnit(e.samples);n&&(a&&u<=4-a&&n.state&&(n.data=n.data.subarray(0,n.data.byteLength-a)),l>0&&(n.data=me(n.data,t.subarray(0,l)),n.state=0))}u<i?(c=this.getNALuType(t,u),d=u,h=c,r=0):r=-1}else r=0;else r=3;else r=o?0:2;else r=o?0:1;if(d>=0&&r>=0){const e={data:t.subarray(d,i),type:h,state:r};s.push(e)}if(0===s.length){const n=this.getLastNalUnit(e.samples);n&&(n.data=me(n.data,t))}return e.naluState=r,s}}class _r{constructor(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}loadWord(){const e=this.data,t=this.bytesAvailable,n=e.byteLength-t,i=new Uint8Array(4),r=Math.min(4,t);if(0===r)throw new Error("no bytes available");i.set(e.subarray(n,n+r)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*r,this.bytesAvailable-=r}skipBits(e){let t;e=Math.min(e,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(t=(e-=this.bitsAvailable)>>3,e-=t<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)}readBits(e){let t=Math.min(this.bitsAvailable,e);const n=this.word>>>32-t;if(e>32&&A.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return t=e-t,t>0&&this.bitsAvailable?n<<t|this.readBits(t):n}skipLZ(){let e;for(e=0;e<this.bitsAvailable;++e)if(0!=(this.word&2147483648>>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()}skipUEG(){this.skipBits(1+this.skipLZ())}skipEG(){this.skipBits(1+this.skipLZ())}readUEG(){const e=this.skipLZ();return this.readBits(e+1)-1}readEG(){const e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}readBoolean(){return 1===this.readBits(1)}readUByte(){return this.readBits(8)}readUShort(){return this.readBits(16)}readUInt(){return this.readBits(32)}}class wr extends yr{parsePES(e,t,n,i){const r=this.parseNALu(e,n.data,i);let a,s=this.VideoSample,o=!1;n.data=null,s&&r.length&&!e.audFound&&(this.pushAccessUnit(s,e),s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts)),r.forEach((i=>{var r,l;switch(i.type){case 1:{let t=!1;a=!0;const r=i.data;if(o&&r.length>4){const e=this.readSliceType(r);2!==e&&4!==e&&7!==e&&9!==e||(t=!0)}var c;if(t)null!=(c=s)&&c.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null);s||(s=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts)),s.frame=!0,s.key=t;break}case 5:a=!0,null!=(r=s)&&r.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null),s||(s=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts)),s.key=!0,s.frame=!0;break;case 6:a=!0,ye(i.data,1,n.pts,t.samples);break;case 7:{var u,d;a=!0,o=!0;const t=i.data,n=this.readSPS(t);if(!e.sps||e.width!==n.width||e.height!==n.height||(null==(u=e.pixelRatio)?void 0:u[0])!==n.pixelRatio[0]||(null==(d=e.pixelRatio)?void 0:d[1])!==n.pixelRatio[1]){e.width=n.width,e.height=n.height,e.pixelRatio=n.pixelRatio,e.sps=[t];const i=t.subarray(1,4);let r="avc1.";for(let e=0;e<3;e++){let t=i[e].toString(16);t.length<2&&(t="0"+t),r+=t}e.codec=r}break}case 8:a=!0,e.pps=[i.data];break;case 9:a=!0,e.audFound=!0,null!=(l=s)&&l.frame&&(this.pushAccessUnit(s,e),s=null),s||(s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts));break;case 12:a=!0;break;default:a=!1}if(s&&a){s.units.push(i)}})),i&&s&&(this.pushAccessUnit(s,e),this.VideoSample=null)}getNALuType(e,t){return 31&e[t]}readSliceType(e){const t=new _r(e);return t.readUByte(),t.readUEG(),t.readUEG()}skipScalingList(e,t){let n,i=8,r=8;for(let a=0;a<e;a++)0!==r&&(n=t.readEG(),r=(i+n+256)%256),i=0===r?i:r}readSPS(e){const t=new _r(e);let n,i,r,a=0,s=0,o=0,l=0;const c=t.readUByte.bind(t),u=t.readBits.bind(t),d=t.readUEG.bind(t),h=t.readBoolean.bind(t),p=t.skipBits.bind(t),f=t.skipEG.bind(t),m=t.skipUEG.bind(t),g=this.skipScalingList.bind(this);c();const v=c();if(u(5),p(3),c(),m(),100===v||110===v||122===v||244===v||44===v||83===v||86===v||118===v||128===v){const e=d();if(3===e&&p(1),m(),m(),p(1),h())for(i=3!==e?8:12,r=0;r<i;r++)h()&&g(r<6?16:64,t)}m();const b=d();if(0===b)d();else if(1===b)for(p(1),f(),f(),n=d(),r=0;r<n;r++)f();m(),p(1);const y=d(),_=d(),w=u(1);0===w&&p(1),p(1),h()&&(a=d(),s=d(),o=d(),l=d());let x=[1,1];if(h()&&h()){switch(c()){case 1:x=[1,1];break;case 2:x=[12,11];break;case 3:x=[10,11];break;case 4:x=[16,11];break;case 5:x=[40,33];break;case 6:x=[24,11];break;case 7:x=[20,11];break;case 8:x=[32,11];break;case 9:x=[80,33];break;case 10:x=[18,11];break;case 11:x=[15,11];break;case 12:x=[64,33];break;case 13:x=[160,99];break;case 14:x=[4,3];break;case 15:x=[3,2];break;case 16:x=[2,1];break;case 255:x=[c()<<8|c(),c()<<8|c()]}}return{width:Math.ceil(16*(y+1)-2*a-2*s),height:(2-w)*(_+1)*16-(w?2:4)*(o+l),pixelRatio:x}}}class xr extends yr{constructor(...e){super(...e),this.initVPS=null}parsePES(e,t,n,i){const r=this.parseNALu(e,n.data,i);let a,s=this.VideoSample,o=!1;n.data=null,s&&r.length&&!e.audFound&&(this.pushAccessUnit(s,e),s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts)),r.forEach((i=>{var r,l;switch(i.type){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:case 8:case 9:s||(s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts)),s.frame=!0,a=!0;break;case 16:case 17:case 18:case 21:var c;if(a=!0,o)null!=(c=s)&&c.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null);s||(s=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts)),s.key=!0,s.frame=!0;break;case 19:case 20:a=!0,null!=(r=s)&&r.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null),s||(s=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts)),s.key=!0,s.frame=!0;break;case 39:a=!0,ye(i.data,2,n.pts,t.samples);break;case 32:a=!0,e.vps||("object"!=typeof e.params&&(e.params={}),e.params=y(e.params,this.readVPS(i.data)),this.initVPS=i.data),e.vps=[i.data];break;case 33:if(a=!0,o=!0,void 0===e.vps||e.vps[0]===this.initVPS||void 0===e.sps||this.matchSPS(e.sps[0],i.data)||(this.initVPS=e.vps[0],e.sps=e.pps=void 0),!e.sps){const t=this.readSPS(i.data);e.width=t.width,e.height=t.height,e.pixelRatio=t.pixelRatio,e.codec=t.codecString,e.sps=[],"object"!=typeof e.params&&(e.params={});for(const n in t.params)e.params[n]=t.params[n]}this.pushParameterSet(e.sps,i.data,e.vps),s||(s=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts)),s.key=!0;break;case 34:if(a=!0,"object"==typeof e.params){if(!e.pps){e.pps=[];const t=this.readPPS(i.data);for(const n in t)e.params[n]=t[n]}this.pushParameterSet(e.pps,i.data,e.vps)}break;case 35:a=!0,e.audFound=!0,null!=(l=s)&&l.frame&&(this.pushAccessUnit(s,e),s=null),s||(s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts));break;default:a=!1}if(s&&a){s.units.push(i)}})),i&&s&&(this.pushAccessUnit(s,e),this.VideoSample=null)}pushParameterSet(e,t,n){(n&&n[0]===this.initVPS||!n&&!e.length)&&e.push(t)}getNALuType(e,t){return(126&e[t])>>>1}ebsp2rbsp(e){const t=new Uint8Array(e.byteLength);let n=0;for(let i=0;i<e.byteLength;i++)i>=2&&3===e[i]&&0===e[i-1]&&0===e[i-2]||(t[n]=e[i],n++);return new Uint8Array(t.buffer,0,n)}pushAccessUnit(e,t){super.pushAccessUnit(e,t),this.initVPS&&(this.initVPS=null)}readVPS(e){const t=new _r(e);t.readUByte(),t.readUByte(),t.readBits(4),t.skipBits(2),t.readBits(6);return{numTemporalLayers:t.readBits(3)+1,temporalIdNested:t.readBoolean()}}readSPS(e){const t=new _r(this.ebsp2rbsp(e));t.readUByte(),t.readUByte(),t.readBits(4);const n=t.readBits(3);t.readBoolean();const i=t.readBits(2),r=t.readBoolean(),a=t.readBits(5),s=t.readUByte(),o=t.readUByte(),l=t.readUByte(),c=t.readUByte(),u=t.readUByte(),d=t.readUByte(),h=t.readUByte(),p=t.readUByte(),f=t.readUByte(),m=t.readUByte(),g=t.readUByte(),v=[],b=[];for(let e=0;e<n;e++)v.push(t.readBoolean()),b.push(t.readBoolean());if(n>0)for(let e=n;e<8;e++)t.readBits(2);for(let e=0;e<n;e++)v[e]&&(t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte()),b[e]&&t.readUByte();t.readUEG();const y=t.readUEG();3==y&&t.skipBits(1);const _=t.readUEG(),w=t.readUEG(),x=t.readBoolean();let k=0,S=0,E=0,C=0;x&&(k+=t.readUEG(),S+=t.readUEG(),E+=t.readUEG(),C+=t.readUEG());const T=t.readUEG(),A=t.readUEG(),M=t.readUEG();for(let e=t.readBoolean()?0:n;e<=n;e++)t.skipUEG(),t.skipUEG(),t.skipUEG();t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG();if(t.readBoolean()){if(t.readBoolean())for(let e=0;e<4;e++)for(let n=0;n<(3===e?2:6);n++){if(t.readBoolean()){const n=Math.min(64,1<<4+(e<<1));e>1&&t.readEG();for(let e=0;e<n;e++)t.readEG()}else t.readUEG()}}t.readBoolean(),t.readBoolean();t.readBoolean()&&(t.readUByte(),t.skipUEG(),t.skipUEG(),t.readBoolean());const L=t.readUEG();let D=0;for(let e=0;e<L;e++){let n=!1;if(0!==e&&(n=t.readBoolean()),n){e===L&&t.readUEG(),t.readBoolean(),t.readUEG();let n=0;for(let e=0;e<=D;e++){const e=t.readBoolean();let i=!1;e||(i=t.readBoolean()),(e||i)&&n++}D=n}else{const e=t.readUEG(),n=t.readUEG();D=e+n;for(let n=0;n<e;n++)t.readUEG(),t.readBoolean();for(let e=0;e<n;e++)t.readUEG(),t.readBoolean()}}if(t.readBoolean()){const e=t.readUEG();for(let n=0;n<e;n++){for(let e=0;e<M+4;e++)t.readBits(1);t.readBits(1)}}let I=0,R=1,P=1,O=!0,N=1,B=0;t.readBoolean(),t.readBoolean();let $=!1;if(t.readBoolean()){if(t.readBoolean()){const e=t.readUByte();e>0&&e<16?(R=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][e-1],P=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][e-1]):255===e&&(R=t.readBits(16),P=t.readBits(16))}t.readBoolean()&&t.readBoolean();if(t.readBoolean()){t.readBits(3),t.readBoolean();t.readBoolean()&&(t.readUByte(),t.readUByte(),t.readUByte())}t.readBoolean()&&(t.readUEG(),t.readUEG()),t.readBoolean(),t.readBoolean(),t.readBoolean(),$=t.readBoolean(),$&&(k+=t.readUEG(),S+=t.readUEG(),E+=t.readUEG(),C+=t.readUEG());if(t.readBoolean()){N=t.readBits(32),B=t.readBits(32);t.readBoolean()&&t.readUEG();if(t.readBoolean()){const e=t.readBoolean(),i=t.readBoolean();let r=!1;(e||i)&&(r=t.readBoolean(),r&&(t.readUByte(),t.readBits(5),t.readBoolean(),t.readBits(5)),t.readBits(4),t.readBits(4),r&&t.readBits(4),t.readBits(5),t.readBits(5),t.readBits(5));for(let a=0;a<=n;a++){O=t.readBoolean();let n=!1;O||t.readBoolean()?t.readEG():n=t.readBoolean();const a=n?1:t.readUEG()+1;if(e)for(let e=0;e<a;e++)t.readUEG(),t.readUEG(),r&&(t.readUEG(),t.readUEG()),t.skipBits(1);if(i)for(let e=0;e<a;e++)t.readUEG(),t.readUEG(),r&&(t.readUEG(),t.readUEG()),t.skipBits(1)}}}t.readBoolean()&&(t.readBoolean(),t.readBoolean(),t.readBoolean(),I=t.readUEG())}let F=_,z=w;if(x||$){let e=1,t=1;1===y?e=t=2:2==y&&(e=2),F=_-e*S-e*k,z=w-t*C-t*E}const K=i?["A","B","C"][i]:"",U=s<<24|o<<16|l<<8|c;let j=0;for(let e=0;e<32;e++)j=(j|(U>>e&1)<<31-e)>>>0;let q=j.toString(16);1===a&&"2"===q&&(q="6");return{codecString:`hvc1.${K}${a}.${q}.${r?"H":"L"}${g}.B0`,params:{general_tier_flag:r,general_profile_idc:a,general_profile_space:i,general_profile_compatibility_flags:[s,o,l,c],general_constraint_indicator_flags:[u,d,h,p,f,m],general_level_idc:g,bit_depth:T+8,bit_depth_luma_minus8:T,bit_depth_chroma_minus8:A,min_spatial_segmentation_idc:I,chroma_format_idc:y,frame_rate:{fixed:O,fps:B/N}},width:F,height:z,pixelRatio:[R,P]}}readPPS(e){const t=new _r(this.ebsp2rbsp(e));t.readUByte(),t.readUByte(),t.skipUEG(),t.skipUEG(),t.skipBits(2),t.skipBits(3),t.skipBits(2),t.skipUEG(),t.skipUEG(),t.skipEG(),t.skipBits(2);t.readBoolean()&&t.skipUEG(),t.skipEG(),t.skipEG(),t.skipBits(4);const n=t.readBoolean(),i=t.readBoolean();let r=1;return i&&n?r=0:i?r=3:n&&(r=2),{parallelismType:r}}matchSPS(e,t){return String.fromCharCode.apply(null,e).substr(3)===String.fromCharCode.apply(null,t).substr(3)}}const kr=188;class Sr{constructor(e,t,n,i){this.logger=void 0,this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=e,this.config=t,this.typeSupported=n,this.logger=i,this.videoParser=null}static probe(e,t){const n=Sr.syncOffset(e);return n>0&&t.warn(`MPEG2-TS detected but first sync word found @ offset ${n}`),-1!==n}static syncOffset(e){const t=e.length;let n=Math.min(940,t-kr)+1,i=0;for(;i<n;){let r=!1,a=-1,s=0;for(let o=i;o<t;o+=kr){if(71!==e[o]||t-o!==kr&&71!==e[o+kr]){if(s)return-1;break}if(s++,-1===a&&(a=o,0!==a&&(n=Math.min(a+18612,e.length-kr)+1)),r||(r=0===Er(e,o)),r&&s>1&&(0===a&&s>2||o+kr>n))return a}i++}return-1}static createTrack(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:Q[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}}resetInitSegment(e,t,n,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=Sr.createTrack("video"),this._videoTrack.duration=i,this._audioTrack=Sr.createTrack("audio",i),this._id3Track=Sr.createTrack("id3"),this._txtTrack=Sr.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=t,this.videoCodec=n}resetTimeStamp(){}resetContiguity(){const{_audioTrack:e,_videoTrack:t,_id3Track:n}=this;e&&(e.pesData=null),t&&(t.pesData=null),n&&(n.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(e,t,n=!1,i=!1){let r;n||(this.sampleAes=null);const a=this._videoTrack,s=this._audioTrack,o=this._id3Track,l=this._txtTrack;let c=a.pid,u=a.pesData,d=s.pid,h=o.pid,p=s.pesData,f=o.pesData,m=null,g=this.pmtParsed,v=this._pmtId,b=e.length;if(this.remainderData&&(b=(e=me(this.remainderData,e)).length,this.remainderData=null),b<kr&&!i)return this.remainderData=e,{audioTrack:s,videoTrack:a,id3Track:o,textTrack:l};const y=Math.max(0,Sr.syncOffset(e));b-=(b-y)%kr,b<e.byteLength&&!i&&(this.remainderData=new Uint8Array(e.buffer,b,e.buffer.byteLength-b));let _=0;for(let t=y;t<b;t+=kr)if(71===e[t]){const i=!!(64&e[t+1]),b=Er(e,t);let _;if((48&e[t+3])>>4>1){if(_=t+5+e[t+4],_===t+kr)continue}else _=t+4;switch(b){case c:if(i){if(u&&(r=Lr(u,this.logger))){if(null===this.videoParser)switch(a.segmentCodec){case"avc":this.videoParser=new wr;break;case"hevc":this.videoParser=new xr}null!==this.videoParser&&this.videoParser.parsePES(a,l,r,!1)}u={data:[],size:0}}u&&(u.data.push(e.subarray(_,t+kr)),u.size+=t+kr-_);break;case d:if(i){if(p&&(r=Lr(p,this.logger)))switch(s.segmentCodec){case"aac":this.parseAACPES(s,r);break;case"mp3":this.parseMPEGPES(s,r);break;case"ac3":this.parseAC3PES(s,r)}p={data:[],size:0}}p&&(p.data.push(e.subarray(_,t+kr)),p.size+=t+kr-_);break;case h:i&&(f&&(r=Lr(f,this.logger))&&this.parseID3PES(o,r),f={data:[],size:0}),f&&(f.data.push(e.subarray(_,t+kr)),f.size+=t+kr-_);break;case 0:i&&(_+=e[_]+1),v=this._pmtId=Cr(e,_);break;case v:{i&&(_+=e[_]+1);const r=Tr(e,_,this.typeSupported,n,this.observer,this.logger);c=r.videoPid,c>0&&(a.pid=c,a.segmentCodec=r.segmentVideoCodec),d=r.audioPid,d>0&&(s.pid=d,s.segmentCodec=r.segmentAudioCodec),h=r.id3Pid,h>0&&(o.pid=h),null===m||g||(this.logger.warn(`MPEG-TS PMT found at ${t} after unknown PID '${m}'. Backtracking to sync byte @${y} to parse all TS packets.`),m=null,t=y-188),g=this.pmtParsed=!0;break}case 17:case 8191:break;default:m=b}}else _++;_>0&&Ar(this.observer,new Error(`Found ${_} TS packet/s that do not start with 0x47`),void 0,this.logger),a.pesData=u,s.pesData=p,o.pesData=f;const w={audioTrack:s,videoTrack:a,id3Track:o,textTrack:l};return i&&this.extractRemainingSamples(w),w}flush(){const{remainderData:e}=this;let t;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t}extractRemainingSamples(e){const{audioTrack:t,videoTrack:n,id3Track:i,textTrack:r}=e,a=n.pesData,s=t.pesData,o=i.pesData;let l;if(a&&(l=Lr(a,this.logger))){if(null===this.videoParser)switch(n.segmentCodec){case"avc":this.videoParser=new wr;break;case"hevc":this.videoParser=new xr}null!==this.videoParser&&(this.videoParser.parsePES(n,r,l,!0),n.pesData=null)}else n.pesData=a;if(s&&(l=Lr(s,this.logger))){switch(t.segmentCodec){case"aac":this.parseAACPES(t,l);break;case"mp3":this.parseMPEGPES(t,l);break;case"ac3":this.parseAC3PES(t,l)}t.pesData=null}else null!=s&&s.size&&this.logger.log("last AAC PES packet truncated,might overlap between fragments"),t.pesData=s;o&&(l=Lr(o,this.logger))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=o}demuxSampleAes(e,t,n){const i=this.demux(e,n,!0,!this.config.progressive),r=this.sampleAes=new br(this.observer,this.config,t);return this.decrypt(i,r)}decrypt(e,t){return new Promise((n=>{const{audioTrack:i,videoTrack:r}=e;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(()=>{r.samples?t.decryptAvcSamples(r.samples,0,0,(()=>{n(e)})):n(e)})):r.samples&&t.decryptAvcSamples(r.samples,0,0,(()=>{n(e)}))}))}destroy(){this.observer&&this.observer.removeAllListeners(),this.config=this.logger=this.observer=null,this.aacOverFlow=this.videoParser=this.remainderData=this.sampleAes=null,this._videoTrack=this._audioTrack=this._id3Track=this._txtTrack=void 0}parseAACPES(e,t){let n=0;const i=this.aacOverFlow;let r,a,s,o=t.data;if(i){this.aacOverFlow=null;const t=i.missing,r=i.sample.unit.byteLength;if(-1===t)o=me(i.sample.unit,o);else{const a=r-t;i.sample.unit.set(o.subarray(0,t),a),e.samples.push(i.sample),n=i.missing}}for(r=n,a=o.length;r<a-1&&!Fi(o,r);r++);if(r!==n){let e;const t=r<a-1;if(e=t?`AAC PES did not start with ADTS header,offset:${r}`:"No ADTS header found in AAC PES",Ar(this.observer,new Error(e),t,this.logger),!t)return}if(Ki(e,this.observer,o,r,this.audioCodec),void 0!==t.pts)s=t.pts;else{if(!i)return void this.logger.warn("[tsdemuxer]: AAC PES unknown PTS");{const t=Ui(e.samplerate);s=i.sample.pts+t}}let l,c=0;for(;r<a;){if(l=ji(e,o,r,s,c),r+=l.length,l.missing){this.aacOverFlow=l;break}for(c++;r<a-1&&!Fi(o,r);r++);}}parseMPEGPES(e,t){const n=t.data,i=n.length;let r=0,a=0;const s=t.pts;if(void 0!==s)for(;a<i;)if(dr(n,a)){const t=lr(e,n,a,s,r);if(!t)break;a+=t.length,r++}else a++;else this.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")}parseAC3PES(e,t){{const n=t.data,i=t.pts;if(void 0===i)return void this.logger.warn("[tsdemuxer]: AC3 PES unknown PTS");const r=n.length;let a,s=0,o=0;for(;o<r&&(a=mr(e,n,o,i,s++))>0;)o+=a}}parseID3PES(e,t){if(void 0===t.pts)return void this.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");const n=y({},t,{type:this._videoTrack?Qi.emsg:Qi.audioId3,duration:Number.POSITIVE_INFINITY});e.samples.push(n)}}function Er(e,t){return((31&e[t+1])<<8)+e[t+2]}function Cr(e,t){return(31&e[t+10])<<8|e[t+11]}function Tr(e,t,n,i,r,a){const s={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},o=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<o;){const o=Er(e,t),l=(15&e[t+3])<<8|e[t+4];switch(e[t]){case 207:if(!i){Mr("ADTS AAC",a);break}case 15:-1===s.audioPid&&(s.audioPid=o);break;case 21:-1===s.id3Pid&&(s.id3Pid=o);break;case 219:if(!i){Mr("H.264",a);break}case 27:-1===s.videoPid&&(s.videoPid=o);break;case 3:case 4:n.mpeg||n.mp3?-1===s.audioPid&&(s.audioPid=o,s.segmentAudioCodec="mp3"):a.log("MPEG audio found, not supported in this browser");break;case 193:if(!i){Mr("AC-3",a);break}case 129:n.ac3?-1===s.audioPid&&(s.audioPid=o,s.segmentAudioCodec="ac3"):a.log("AC-3 audio found, not supported in this browser");break;case 6:if(-1===s.audioPid&&l>0){let i=t+5,r=l;for(;r>2;){if(106===e[i])!0!==n.ac3?a.log("AC-3 audio found, not supported in this browser for now"):(s.audioPid=o,s.segmentAudioCodec="ac3");const t=e[i+1]+2;i+=t,r-=t}}break;case 194:case 135:return Ar(r,new Error("Unsupported EC-3 in M2TS found"),void 0,a),s;case 36:-1===s.videoPid&&(s.videoPid=o,s.segmentVideoCodec="hevc",a.log("HEVC in M2TS found"))}t+=l+5}return s}function Ar(e,t,n,i){i.warn(`parsing error: ${t.message}`),e.emit(l.ERROR,l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,levelRetry:n,error:t,reason:t.message})}function Mr(e,t){t.log(`${e} with AES-128-CBC encryption found in unencrypted stream`)}function Lr(e,t){let n,i,r,a,s,o=0;const l=e.data;if(!e||0===e.size)return null;for(;l[0].length<19&&l.length>1;)l[0]=me(l[0],l[1]),l.splice(1,1);n=l[0];if(1===(n[0]<<16)+(n[1]<<8)+n[2]){if(i=(n[4]<<8)+n[5],i&&i>e.size-6)return null;const c=n[7];192&c&&(a=536870912*(14&n[9])+4194304*(255&n[10])+16384*(254&n[11])+128*(255&n[12])+(254&n[13])/2,64&c?(s=536870912*(14&n[14])+4194304*(255&n[15])+16384*(254&n[16])+128*(255&n[17])+(254&n[18])/2,a-s>54e5&&(t.warn(`${Math.round((a-s)/9e4)}s delta between PTS and DTS, align them`),a=s)):s=a),r=n[8];let u=r+9;if(e.size<=u)return null;e.size-=u;const d=new Uint8Array(e.size);for(let e=0,t=l.length;e<t;e++){n=l[e];let t=n.byteLength;if(u){if(u>t){u-=t;continue}n=n.subarray(u),t-=u,u=0}d.set(n,o),o+=t}return i&&(i-=r+3),{data:d,pts:a,dts:s,len:i}}return null}class Dr{static getSilentFrame(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===t)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}}}const Ir=Math.pow(2,32)-1;class Rr{static init(){let e;for(e in Rr.types={avc1:[],avcC:[],hvc1:[],hvcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],dac3:[],"ac-3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},Rr.types)Rr.types.hasOwnProperty(e)&&(Rr.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);const t=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),n=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);Rr.HDLR_TYPES={video:t,audio:n};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),r=new Uint8Array([0,0,0,0,0,0,0,0]);Rr.STTS=Rr.STSC=Rr.STCO=r,Rr.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),Rr.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),Rr.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),Rr.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const a=new Uint8Array([105,115,111,109]),s=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);Rr.FTYP=Rr.box(Rr.types.ftyp,a,o,a,s),Rr.DINF=Rr.box(Rr.types.dinf,Rr.box(Rr.types.dref,i))}static box(e,...t){let n=8,i=t.length;const r=i;for(;i--;)n+=t[i].byteLength;const a=new Uint8Array(n);for(a[0]=n>>24&255,a[1]=n>>16&255,a[2]=n>>8&255,a[3]=255&n,a.set(e,4),i=0,n=8;i<r;i++)a.set(t[i],n),n+=t[i].byteLength;return a}static hdlr(e){return Rr.box(Rr.types.hdlr,Rr.HDLR_TYPES[e])}static mdat(e){return Rr.box(Rr.types.mdat,e)}static mdhd(e,t){t*=e;const n=Math.floor(t/(Ir+1)),i=Math.floor(t%(Ir+1));return Rr.box(Rr.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))}static mdia(e){return Rr.box(Rr.types.mdia,Rr.mdhd(e.timescale||0,e.duration||0),Rr.hdlr(e.type),Rr.minf(e))}static mfhd(e){return Rr.box(Rr.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))}static minf(e){return"audio"===e.type?Rr.box(Rr.types.minf,Rr.box(Rr.types.smhd,Rr.SMHD),Rr.DINF,Rr.stbl(e)):Rr.box(Rr.types.minf,Rr.box(Rr.types.vmhd,Rr.VMHD),Rr.DINF,Rr.stbl(e))}static moof(e,t,n){return Rr.box(Rr.types.moof,Rr.mfhd(e),Rr.traf(n,t))}static moov(e){let t=e.length;const n=[];for(;t--;)n[t]=Rr.trak(e[t]);return Rr.box.apply(null,[Rr.types.moov,Rr.mvhd(e[0].timescale||0,e[0].duration||0)].concat(n).concat(Rr.mvex(e)))}static mvex(e){let t=e.length;const n=[];for(;t--;)n[t]=Rr.trex(e[t]);return Rr.box.apply(null,[Rr.types.mvex,...n])}static mvhd(e,t){t*=e;const n=Math.floor(t/(Ir+1)),i=Math.floor(t%(Ir+1)),r=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,i>>24,i>>16&255,i>>8&255,255&i,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return Rr.box(Rr.types.mvhd,r)}static sdtp(e){const t=e.samples||[],n=new Uint8Array(4+t.length);let i,r;for(i=0;i<t.length;i++)r=t[i].flags,n[i+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return Rr.box(Rr.types.sdtp,n)}static stbl(e){return Rr.box(Rr.types.stbl,Rr.stsd(e),Rr.box(Rr.types.stts,Rr.STTS),Rr.box(Rr.types.stsc,Rr.STSC),Rr.box(Rr.types.stsz,Rr.STSZ),Rr.box(Rr.types.stco,Rr.STCO))}static avc1(e){let t,n,i,r=[],a=[];for(t=0;t<e.sps.length;t++)n=e.sps[t],i=n.byteLength,r.push(i>>>8&255),r.push(255&i),r=r.concat(Array.prototype.slice.call(n));for(t=0;t<e.pps.length;t++)n=e.pps[t],i=n.byteLength,a.push(i>>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(n));const s=Rr.box(Rr.types.avcC,new Uint8Array([1,r[3],r[4],r[5],255,224|e.sps.length].concat(r).concat([e.pps.length]).concat(a))),o=e.width,l=e.height,c=e.pixelRatio[0],u=e.pixelRatio[1];return Rr.box(Rr.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>8&255,255&o,l>>8&255,255&l,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),s,Rr.box(Rr.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),Rr.box(Rr.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,u>>24,u>>16&255,u>>8&255,255&u])))}static esds(e){const t=e.config;return new Uint8Array([0,0,0,0,3,25,0,1,0,4,17,64,21,0,0,0,0,0,0,0,0,0,0,0,5,2,...t,6,1,2])}static audioStsd(e){const t=e.samplerate||0;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount||0,0,16,0,0,0,0,t>>8&255,255&t,0,0])}static mp4a(e){return Rr.box(Rr.types.mp4a,Rr.audioStsd(e),Rr.box(Rr.types.esds,Rr.esds(e)))}static mp3(e){return Rr.box(Rr.types[".mp3"],Rr.audioStsd(e))}static ac3(e){return Rr.box(Rr.types["ac-3"],Rr.audioStsd(e),Rr.box(Rr.types.dac3,e.config))}static stsd(e){const{segmentCodec:t}=e;if("audio"===e.type){if("aac"===t)return Rr.box(Rr.types.stsd,Rr.STSD,Rr.mp4a(e));if("ac3"===t&&e.config)return Rr.box(Rr.types.stsd,Rr.STSD,Rr.ac3(e));if("mp3"===t&&"mp3"===e.codec)return Rr.box(Rr.types.stsd,Rr.STSD,Rr.mp3(e))}else{if(!e.pps||!e.sps)throw new Error("video track missing pps or sps");if("avc"===t)return Rr.box(Rr.types.stsd,Rr.STSD,Rr.avc1(e));if("hevc"===t&&e.vps)return Rr.box(Rr.types.stsd,Rr.STSD,Rr.hvc1(e))}throw new Error(`unsupported ${e.type} segment codec (${t}/${e.codec})`)}static tkhd(e){const t=e.id,n=(e.duration||0)*(e.timescale||0),i=e.width||0,r=e.height||0,a=Math.floor(n/(Ir+1)),s=Math.floor(n%(Ir+1));return Rr.box(Rr.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,i>>8&255,255&i,0,0,r>>8&255,255&r,0,0]))}static traf(e,t){const n=Rr.sdtp(e),i=e.id,r=Math.floor(t/(Ir+1)),a=Math.floor(t%(Ir+1));return Rr.box(Rr.types.traf,Rr.box(Rr.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),Rr.box(Rr.types.tfdt,new Uint8Array([1,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,a>>24,a>>16&255,a>>8&255,255&a])),Rr.trun(e,n.length+16+20+8+16+8+8),n)}static trak(e){return e.duration=e.duration||4294967295,Rr.box(Rr.types.trak,Rr.tkhd(e),Rr.mdia(e))}static trex(e){const t=e.id;return Rr.box(Rr.types.trex,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(e,t){const n=e.samples||[],i=n.length,r=12+16*i,a=new Uint8Array(r);let s,o,l,c,u,d;for(t+=8+r,a.set(["video"===e.type?1:0,0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,255&i,t>>>24&255,t>>>16&255,t>>>8&255,255&t],0),s=0;s<i;s++)o=n[s],l=o.duration,c=o.size,u=o.flags,d=o.cts,a.set([l>>>24&255,l>>>16&255,l>>>8&255,255&l,c>>>24&255,c>>>16&255,c>>>8&255,255&c,u.isLeading<<2|u.dependsOn,u.isDependedOn<<6|u.hasRedundancy<<4|u.paddingValue<<1|u.isNonSync,61440&u.degradPrio,15&u.degradPrio,d>>>24&255,d>>>16&255,d>>>8&255,255&d],12+16*s);return Rr.box(Rr.types.trun,a)}static initSegment(e){Rr.types||Rr.init();const t=Rr.moov(e);return me(Rr.FTYP,t)}static hvc1(e){const t=e.params,n=[e.vps,e.sps,e.pps],i=new Uint8Array([1,t.general_profile_space<<6|(t.general_tier_flag?32:0)|t.general_profile_idc,t.general_profile_compatibility_flags[0],t.general_profile_compatibility_flags[1],t.general_profile_compatibility_flags[2],t.general_profile_compatibility_flags[3],t.general_constraint_indicator_flags[0],t.general_constraint_indicator_flags[1],t.general_constraint_indicator_flags[2],t.general_constraint_indicator_flags[3],t.general_constraint_indicator_flags[4],t.general_constraint_indicator_flags[5],t.general_level_idc,240|t.min_spatial_segmentation_idc>>8,255&t.min_spatial_segmentation_idc,252|t.parallelismType,252|t.chroma_format_idc,248|t.bit_depth_luma_minus8,248|t.bit_depth_chroma_minus8,0,parseInt(t.frame_rate.fps),3|t.temporal_id_nested<<2|t.num_temporal_layers<<3|(t.frame_rate.fixed?64:0),n.length]);let r=i.length;for(let e=0;e<n.length;e+=1){r+=3;for(let t=0;t<n[e].length;t+=1)r+=2+n[e][t].length}const a=new Uint8Array(r);a.set(i,0),r=i.length;const s=n.length-1;for(let e=0;e<n.length;e+=1){a.set(new Uint8Array([32+e|(e===s?128:0),0,n[e].length]),r),r+=3;for(let t=0;t<n[e].length;t+=1)a.set(new Uint8Array([n[e][t].length>>8,255&n[e][t].length]),r),r+=2,a.set(n[e][t],r),r+=n[e][t].length}const o=Rr.box(Rr.types.hvcC,a),l=e.width,c=e.height,u=e.pixelRatio[0],d=e.pixelRatio[1];return Rr.box(Rr.types.hvc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,c>>8&255,255&c,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,Rr.box(Rr.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),Rr.box(Rr.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,255&u,d>>24,d>>16&255,d>>8&255,255&d])))}}Rr.types=void 0,Rr.HDLR_TYPES=void 0,Rr.STTS=void 0,Rr.STSC=void 0,Rr.STCO=void 0,Rr.STSZ=void 0,Rr.VMHD=void 0,Rr.SMHD=void 0,Rr.STSD=void 0,Rr.FTYP=void 0,Rr.DINF=void 0;function Pr(e,t,n=1,i=!1){const r=e*t*n;return i?Math.round(r):r}function Or(e,t=!1){return Pr(e,1e3,1/9e4,t)}let Nr,Br=null,$r=null;function Fr(e,t,n,i){return{duration:t,size:n,cts:i,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:e?2:1,isNonSync:e?0:1}}}class zr{constructor(e,t,n,i){if(this.logger=void 0,this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=e,this.config=t,this.typeSupported=n,this.logger=i,this.ISGenerated=!1,null===Br){const e=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Br=e?parseInt(e[1]):0}if(null===$r){const e=navigator.userAgent.match(/Safari\/(\d+)/i);$r=e?parseInt(e[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(e){this.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e}resetNextTimestamp(){this.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){this.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(e){let t=!1;const n=e[0].pts,i=e.reduce(((e,i)=>{let r=i.pts,a=r-e;return a<-4294967296&&(t=!0,r=Kr(r,n),a=r-e),a>0?e:r}),n);return t&&this.logger.debug("PTS rollover detected"),i}remux(e,t,n,i,r,a,s,o){let l,c,u,d,h,p,m=r,g=r;const v=e.pid>-1,b=t.pid>-1,y=t.samples.length,_=e.samples.length>0,w=s&&y>0||y>1;if((!v||_)&&(!b||w)||this.ISGenerated||s){if(this.ISGenerated){var x,k,S,E;const e=this.videoTrackConfig;(e&&(t.width!==e.width||t.height!==e.height||(null==(x=t.pixelRatio)?void 0:x[0])!==(null==(k=e.pixelRatio)?void 0:k[0])||(null==(S=t.pixelRatio)?void 0:S[1])!==(null==(E=e.pixelRatio)?void 0:E[1]))||!e&&w||null===this.nextAudioPts&&_)&&this.resetInitSegment()}this.ISGenerated||(u=this.generateIS(e,t,r,a));const n=this.isVideoContiguous;let i,s=-1;if(w&&(s=function(e){for(let t=0;t<e.length;t++)if(e[t].key)return t;return-1}(t.samples),!n&&this.config.forceKeyFrameOnDiscontinuity))if(p=!0,s>0){this.logger.warn(`[mp4-remuxer]: Dropped ${s} out of ${y} video samples due to a missing keyframe`);const e=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(s),t.dropped+=s,g+=(t.samples[0].pts-e)/t.inputTimeScale,i=g}else-1===s&&(this.logger.warn(`[mp4-remuxer]: No keyframe found out of ${y} video samples`),p=!1);if(this.ISGenerated){if(_&&w){const n=this.getVideoStartPts(t.samples),i=(Kr(e.samples[0].pts,n)-n)/t.inputTimeScale;m+=Math.max(0,i),g+=Math.max(0,-i)}if(_){if(e.samplerate||(this.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),u=this.generateIS(e,t,r,a)),c=this.remuxAudio(e,m,this.isAudioContiguous,a,b||w||o===f?g:void 0),w){const i=c?c.endPTS-c.startPTS:0;t.inputTimeScale||(this.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),u=this.generateIS(e,t,r,a)),l=this.remuxVideo(t,g,n,i)}}else w&&(l=this.remuxVideo(t,g,n,0));l&&(l.firstKeyFrame=s,l.independent=-1!==s,l.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(n.samples.length&&(h=Ur(n,r,this._initPTS,this._initDTS)),i.samples.length&&(d=jr(i,r,this._initPTS))),{audio:c,video:l,initSegment:u,independent:p,text:d,id3:h}}generateIS(e,t,n,i){const r=e.samples,a=t.samples,s=this.typeSupported,o={},l=this._initPTS;let c,u,d,h,p=!l||i,f="audio/mp4";if(p&&(c=u=1/0),e.config&&r.length){switch(e.timescale=e.samplerate,e.segmentCodec){case"mp3":s.mpeg?(f="audio/mpeg",e.codec=""):s.mp3&&(e.codec="mp3");break;case"ac3":e.codec="ac-3"}o.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&s.mpeg?new Uint8Array(0):Rr.initSegment([e]),metadata:{channelCount:e.channelCount}},p&&(h=e.id,d=e.inputTimeScale,l&&d===l.timescale?p=!1:c=u=r[0].pts-Math.round(d*n))}if(t.sps&&t.pps&&a.length){if(t.timescale=t.inputTimeScale,o.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:Rr.initSegment([t]),metadata:{width:t.width,height:t.height}},p)if(h=t.id,d=t.inputTimeScale,l&&d===l.timescale)p=!1;else{const e=this.getVideoStartPts(a),t=Math.round(d*n);u=Math.min(u,Kr(a[0].dts,e)-t),c=Math.min(c,e-t)}this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(o).length)return this.ISGenerated=!0,p?(this._initPTS={baseTime:c,timescale:d},this._initDTS={baseTime:u,timescale:d}):c=d=void 0,{tracks:o,initPTS:c,timescale:d,trackId:h}}remuxVideo(e,t,n,i){const r=e.inputTimeScale,a=e.samples,c=[],u=a.length,d=this._initPTS;let h,p,f=this.nextAvcDts,m=8,g=this.videoSampleDuration,v=Number.POSITIVE_INFINITY,b=Number.NEGATIVE_INFINITY,_=!1;if(!n||null===f){const e=t*r,i=a[0].pts-Kr(a[0].dts,a[0].pts);Br&&null!==f&&Math.abs(e-i-f)<15e3?n=!0:f=e-i}const w=d.baseTime*r/d.timescale;for(let e=0;e<u;e++){const t=a[e];t.pts=Kr(t.pts-w,f),t.dts=Kr(t.dts-w,f),t.dts<a[e>0?e-1:e].dts&&(_=!0)}_&&a.sort((function(e,t){const n=e.dts-t.dts,i=e.pts-t.pts;return n||i})),h=a[0].dts,p=a[a.length-1].dts;const x=p-h,k=x?Math.round(x/(u-1)):g||e.inputTimeScale/30;if(n){const n=h-f,i=n>k,r=n<-1;if((i||r)&&(i?this.logger.warn(`${(e.segmentCodec||"").toUpperCase()}: ${Or(n,!0)} ms (${n}dts) hole between fragments detected at ${t.toFixed(3)}`):this.logger.warn(`${(e.segmentCodec||"").toUpperCase()}: ${Or(-n,!0)} ms (${n}dts) overlapping between fragments detected at ${t.toFixed(3)}`),!r||f>=a[0].pts||Br)){h=f;const e=a[0].pts-n;if(i)a[0].dts=h,a[0].pts=e;else{let t=!0;for(let i=0;i<a.length&&!(a[i].dts>e&&t);i++){const e=a[i].pts;if(a[i].dts-=n,a[i].pts-=n,i<a.length-1){const n=a[i+1].pts;t=n<=a[i].pts==n<=e}}}this.logger.log(`Video: Initial PTS/DTS adjusted: ${Or(e,!0)}/${Or(h,!0)}, delta: ${Or(n,!0)} ms`)}}h=Math.max(0,h);let S=0,E=0,C=h;for(let e=0;e<u;e++){const t=a[e],n=t.units,i=n.length;let r=0;for(let e=0;e<i;e++)r+=n[e].data.length;E+=r,S+=i,t.length=r,t.dts<C?(t.dts=C,C+=k/4|0||1):C=t.dts,v=Math.min(t.pts,v),b=Math.max(t.pts,b)}p=a[u-1].dts;const T=E+4*S+8;let A;try{A=new Uint8Array(T)}catch(e){return void this.observer.emit(l.ERROR,l.ERROR,{type:s.MUX_ERROR,details:o.REMUX_ALLOC_ERROR,fatal:!1,error:e,bytes:T,reason:`fail allocating video mdat ${T}`})}const M=new DataView(A.buffer);M.setUint32(0,T),A.set(Rr.types.mdat,4);let L=!1,D=Number.POSITIVE_INFINITY,I=Number.POSITIVE_INFINITY,R=Number.NEGATIVE_INFINITY,P=Number.NEGATIVE_INFINITY;for(let e=0;e<u;e++){const t=a[e],n=t.units;let s,o=0;for(let e=0,t=n.length;e<t;e++){const t=n[e],i=t.data,r=t.data.byteLength;M.setUint32(m,r),m+=4,A.set(i,m),m+=r,o+=4+r}if(e<u-1)g=a[e+1].dts-t.dts,s=a[e+1].pts-t.pts;else{const n=this.config,o=e>0?t.dts-a[e-1].dts:k;if(s=e>0?t.pts-a[e-1].pts:k,n.stretchShortVideoTrack&&null!==this.nextAudioPts){const e=Math.floor(n.maxBufferHole*r),a=(i?v+i*r:this.nextAudioPts)-t.pts;a>e?(g=a-o,g<0?g=o:L=!0,this.logger.log(`[mp4-remuxer]: It is approximately ${a/90} ms to the next segment; using duration ${g/90} ms for the last video frame.`)):g=o}else g=o}const l=Math.round(t.pts-t.dts);D=Math.min(D,g),R=Math.max(R,g),I=Math.min(I,s),P=Math.max(P,s),c.push(Fr(t.key,g,o,l))}if(c.length)if(Br){if(Br<70){const e=c[0].flags;e.dependsOn=2,e.isNonSync=0}}else if($r&&P-I<R-D&&k/R<.025&&0===c[0].cts){this.logger.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let e=h;for(let t=0,n=c.length;t<n;t++){const i=e+c[t].duration,r=e+c[t].cts;if(t<n-1){const e=i+c[t+1].cts;c[t].duration=e-r}else c[t].duration=t?c[t-1].duration:k;c[t].cts=0,e=i}}g=L||!g?k:g,this.nextAvcDts=f=p+g,this.videoSampleDuration=g,this.isVideoContiguous=!0;const O={data1:Rr.moof(e.sequenceNumber++,h,y(e,{samples:c})),data2:A,startPTS:v/r,endPTS:(b+g)/r,startDTS:h/r,endDTS:f/r,type:"video",hasAudio:!1,hasVideo:!0,nb:c.length,dropped:e.dropped};return e.samples=[],e.dropped=0,O}getSamplesPerFrame(e){switch(e.segmentCodec){case"mp3":return 1152;case"ac3":return 1536;default:return 1024}}remuxAudio(e,t,n,i,r){const a=e.inputTimeScale,c=a/(e.samplerate?e.samplerate:a),u=this.getSamplesPerFrame(e),d=u*c,h=this._initPTS,p="mp3"===e.segmentCodec&&this.typeSupported.mpeg,f=[],m=void 0!==r;let g=e.samples,v=p?0:8,b=this.nextAudioPts||-1;const _=t*a,w=h.baseTime*a/h.timescale;if(this.isAudioContiguous=n=n||g.length&&b>0&&(i&&Math.abs(_-b)<9e3||Math.abs(Kr(g[0].pts-w,_)-b)<20*d),g.forEach((function(e){e.pts=Kr(e.pts-w,_)})),!n||b<0){if(g=g.filter((e=>e.pts>=0)),!g.length)return;b=0===r?0:i&&!m?Math.max(0,_):g[0].pts}if("aac"===e.segmentCodec){const t=this.config.maxAudioFramesDrift;for(let n=0,i=b;n<g.length;n++){const r=g[n],s=r.pts,o=s-i,l=Math.abs(1e3*o/a);if(o<=-t*d&&m)0===n&&(this.logger.warn(`Audio frame @ ${(s/a).toFixed(3)}s overlaps nextAudioPts by ${Math.round(1e3*o/a)} ms.`),this.nextAudioPts=b=i=s);else if(o>=t*d&&l<1e4&&m){let t=Math.round(o/d);i=s-t*d,i<0&&(t--,i+=d),0===n&&(this.nextAudioPts=b=i),this.logger.warn(`[mp4-remuxer]: Injecting ${t} audio frame @ ${(i/a).toFixed(3)}s due to ${Math.round(1e3*o/a)} ms gap.`);for(let a=0;a<t;a++){const t=Math.max(i,0);let a=Dr.getSilentFrame(e.parsedCodec||e.manifestCodec||e.codec,e.channelCount);a||(this.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),a=r.unit.subarray()),g.splice(n,0,{unit:a,pts:t}),i+=d,n++}}r.pts=i,i+=d}}let x,k=null,S=null,E=0,C=g.length;for(;C--;)E+=g[C].unit.byteLength;for(let t=0,i=g.length;t<i;t++){const i=g[t],r=i.unit;let a=i.pts;if(null!==S){f[t-1].duration=Math.round((a-S)/c)}else{if(n&&"aac"===e.segmentCodec&&(a=b),k=a,!(E>0))return;E+=v;try{x=new Uint8Array(E)}catch(e){return void this.observer.emit(l.ERROR,l.ERROR,{type:s.MUX_ERROR,details:o.REMUX_ALLOC_ERROR,fatal:!1,error:e,bytes:E,reason:`fail allocating audio mdat ${E}`})}if(!p){new DataView(x.buffer).setUint32(0,E),x.set(Rr.types.mdat,4)}}x.set(r,v);const d=r.byteLength;v+=d,f.push(Fr(!0,u,d,0)),S=a}const T=f.length;if(!T)return;const A=f[f.length-1];this.nextAudioPts=b=S+c*A.duration;const M=p?new Uint8Array(0):Rr.moof(e.sequenceNumber++,k/c,y({},e,{samples:f}));e.samples=[];const L=k/a,D=b/a,I={data1:M,data2:x,startPTS:L,endPTS:D,startDTS:L,endDTS:D,type:"audio",hasAudio:!0,hasVideo:!1,nb:T};return this.isAudioContiguous=!0,I}}function Kr(e,t){let n;if(null===t)return e;for(n=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=n;return e}function Ur(e,t,n,i){const r=e.samples.length;if(!r)return;const a=e.inputTimeScale;for(let s=0;s<r;s++){const r=e.samples[s];r.pts=Kr(r.pts-n.baseTime*a/n.timescale,t*a)/a,r.dts=Kr(r.dts-i.baseTime*a/i.timescale,t*a)/a}const s=e.samples;return e.samples=[],{samples:s}}function jr(e,t,n){const i=e.samples.length;if(!i)return;const r=e.inputTimeScale;for(let a=0;a<i;a++){const i=e.samples[a];i.pts=Kr(i.pts-n.baseTime*r/n.timescale,t*r)/r}e.samples.sort(((e,t)=>e.pts-t.pts));const a=e.samples;return e.samples=[],{samples:a}}function qr(e,t,n=!1){return void 0!==(null==e?void 0:e.start)?(e.start+(n?e.duration:0))/e.timescale:t}function Hr(e,t,n){const i=null==e?void 0:e.codec;if(i&&i.length>4)return i;if(t===j){if("ec-3"===i||"ac-3"===i||"alac"===i)return i;if("fLaC"===i||"Opus"===i){return Re(i,!1)}return n.warn(`Unhandled audio codec "${i}" in mp4 MAP`),i||"mp4a"}return n.warn(`Unhandled video codec "${i}" in mp4 MAP`),i||"avc1"}try{Nr=self.performance.now.bind(self.performance)}catch(e){Nr=Date.now}const Vr=[{demux:class{constructor(e,t){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=t}resetTimeStamp(){}resetInitSegment(e,t,n,i){const r=this.videoTrack=er("video",1),a=this.audioTrack=er("audio",1),s=this.txtTrack=er("text",1);if(this.id3Track=er("id3",1),this.timeOffset=0,null==e||!e.byteLength)return;const o=le(e);if(o.video){const{id:e,timescale:t,codec:n,supplemental:i}=o.video;r.id=e,r.timescale=s.timescale=t,r.codec=n,r.supplemental=i}if(o.audio){const{id:e,timescale:t,codec:n}=o.audio;a.id=e,a.timescale=t,a.codec=n}s.id=Q.text,r.sampleDuration=0,r.duration=a.duration=i}resetContiguity(){this.remainderData=null}static probe(e){return function(e){const t=e.byteLength;for(let n=0;n<t;){const i=ne(e,n);if(i>8&&109===e[n+4]&&111===e[n+5]&&111===e[n+6]&&102===e[n+7])return!0;n=i>1?n+i:t}return!1}(e)}demux(e,t){this.timeOffset=t;let n=e;const i=this.videoTrack,r=this.txtTrack;if(this.config.progressive){this.remainderData&&(n=me(this.remainderData,e));const t=function(e){const t={valid:null,remainder:null},n=se(e,["moof"]);if(n.length<2)return t.remainder=e,t;const i=n[n.length-1];return t.valid=e.slice(0,i.byteOffset-8),t.remainder=e.slice(i.byteOffset-8),t}(n);this.remainderData=t.remainder,i.samples=t.valid||new Uint8Array}else i.samples=n;const a=this.extractID3Track(i,t);return r.samples=ge(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:a,textTrack:this.txtTrack}}flush(){const e=this.timeOffset,t=this.videoTrack,n=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(t,this.timeOffset);return n.samples=ge(e,t),{videoTrack:t,audioTrack:er(),id3Track:i,textTrack:er()}}extractID3Track(e,t){const n=this.id3Track;if(e.samples.length){const i=se(e.samples,["emsg"]);i&&i.forEach((e=>{const i=function(e){const t=e[0];let n="",i="",a=0,s=0,o=0,l=0,c=0,u=0;if(0===t){for(;"\0"!==ee(e.subarray(u,u+1));)n+=ee(e.subarray(u,u+1)),u+=1;for(n+=ee(e.subarray(u,u+1)),u+=1;"\0"!==ee(e.subarray(u,u+1));)i+=ee(e.subarray(u,u+1)),u+=1;i+=ee(e.subarray(u,u+1)),u+=1,a=ne(e,12),s=ne(e,16),l=ne(e,20),c=ne(e,24),u=28}else if(1===t){u+=4,a=ne(e,u),u+=4;const t=ne(e,u);u+=4;const s=ne(e,u);for(u+=4,o=2**32*t+s,r(o)||(o=Number.MAX_SAFE_INTEGER,A.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),l=ne(e,u),u+=4,c=ne(e,u),u+=4;"\0"!==ee(e.subarray(u,u+1));)n+=ee(e.subarray(u,u+1)),u+=1;for(n+=ee(e.subarray(u,u+1)),u+=1;"\0"!==ee(e.subarray(u,u+1));)i+=ee(e.subarray(u,u+1)),u+=1;i+=ee(e.subarray(u,u+1)),u+=1}return{schemeIdUri:n,value:i,timeScale:a,presentationTime:o,presentationTimeDelta:s,eventDuration:l,id:c,payload:e.subarray(u,e.byteLength)}}(e);if(gr.test(i.schemeIdUri)){const e=vr(i,t);let r=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;r<=.001&&(r=Number.POSITIVE_INFINITY);const a=i.payload;n.samples.push({data:a,len:a.byteLength,dts:e,pts:e,type:Qi.emsg,duration:r})}else if(this.config.enableEmsgKLVMetadata&&i.schemeIdUri.startsWith("urn:misb:KLV:bin:1910.1")){const e=vr(i,t);n.samples.push({data:i.payload,len:i.payload.byteLength,dts:e,pts:e,type:Qi.misbklv,duration:Number.POSITIVE_INFINITY})}}))}return n}demuxSampleAes(e,t,n){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){this.config=null,this.remainderData=null,this.videoTrack=this.audioTrack=this.id3Track=this.txtTrack=void 0}},remux:class{constructor(e,t,n,i){this.logger=void 0,this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null,this.isVideoContiguous=!1,this.logger=i}destroy(){}resetTimeStamp(e){this.initPTS=e,this.lastEndTime=null}resetNextTimestamp(){this.isVideoContiguous=!1,this.lastEndTime=null}resetInitSegment(e,t,n,i){this.audioCodec=t,this.videoCodec=n,this.generateInitSegment(function(e,t){if(!e||!t)return e;const n=t.keyId;n&&t.isCommonEncryption&&se(e,["moov","trak"]).forEach((e=>{const t=se(e,["mdia","minf","stbl","stsd"])[0].subarray(8);let i=se(t,["enca"]);const r=i.length>0;r||(i=se(t,["encv"])),i.forEach((e=>{se(r?e.subarray(28):e.subarray(78),["sinf"]).forEach((e=>{const t=fe(e);if(t){const e=t.subarray(8,24);e.some((e=>0!==e))||(A.log(`[eme] Patching keyId in 'enc${r?"a":"v"}>sinf>>tenc' box: ${I(e)} -> ${I(n)}`),t.set(n,8))}}))}))}));return e}(e,i)),this.emitInitSegment=!0}generateInitSegment(e){let{audioCodec:t,videoCodec:n}=this;if(null==e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const i=this.initData=le(e);i.audio&&(t=Hr(i.audio,j,this.logger)),i.video&&(n=Hr(i.video,q,this.logger));const r={};i.audio&&i.video?r.audiovideo={container:"video/mp4",codec:t+","+n,supplemental:i.video.supplemental,initSegment:e,id:"main"}:i.audio?r.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?r.video={container:"video/mp4",codec:n,supplemental:i.video.supplemental,initSegment:e,id:"main"}:this.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=r}remux(e,t,n,r,a,s){var o,l;let{initPTS:c,lastEndTime:u}=this;const d={audio:void 0,video:void 0,text:r,id3:n,initSegment:void 0};i(u)||(u=this.lastEndTime=a||0);const h=t.samples;if(null==h||!h.length)return d;const p={initPTS:void 0,timescale:void 0,trackId:void 0};let f=this.initData;if(null!=(o=f)&&o.length||(this.generateInitSegment(h),f=this.initData),null==(l=f)||!l.length)return this.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),d;this.emitInitSegment&&(p.tracks=this.initTracks,this.emitInitSegment=!1);const m=function(e,t,n){const r={},a=se(e,["moof","traf"]);for(let e=0;e<a.length;e++){const s=a[e],o=se(s,["tfhd"])[0],l=ne(o,4),c=t[l];if(!c)continue;const u=r[l]||(r[l]={start:NaN,duration:0,sampleCount:0,timescale:c.timescale,type:c.type}),d=se(s,["tfdt"])[0];if(d){const e=d[0];let t=ne(d,4);1===e&&(t===X?n.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit track fragment decode time"):(t*=X+1,t+=ne(d,8))),i(t)&&(!i(u.start)||t<u.start)&&(u.start=t)}const h=c.default,p=ne(o,0)|(null==h?void 0:h.flags);let f=(null==h?void 0:h.duration)||0;8&p&&(f=ne(o,2&p?12:8));const m=se(s,["trun"]);let g=u.start||0,v=0,b=f;for(let e=0;e<m.length;e++){const t=m[e],n=ne(t,4),i=u.sampleCount;u.sampleCount+=n;const r=1&t[3],a=4&t[3],s=1&t[2],o=2&t[2],l=4&t[2],c=8&t[2];let d=8,h=n;for(r&&(d+=4),a&&n&&(1&t[d+1]||void 0!==u.keyFrameIndex||(u.keyFrameIndex=i),d+=4,s?(b=ne(t,d),d+=4):b=f,o&&(d+=4),c&&(d+=4),g+=b,v+=b,h--);h--;)s?(b=ne(t,d),d+=4):b=f,o&&(d+=4),l&&(1&t[d+1]||void 0===u.keyFrameIndex&&(u.keyFrameIndex=u.sampleCount-(h+1),u.keyFrameStart=g),d+=4),c&&(d+=4),g+=b,v+=b;!v&&f&&(v+=f*n)}u.duration+=v}if(!Object.keys(r).some((e=>r[e].duration))){let t=1/0,n=0;const a=se(e,["sidx"]);for(let e=0;e<a.length;e++){const i=oe(a[e]);if(null!=i&&i.references){t=Math.min(t,i.earliestPresentationTime/i.timescale);const e=i.references.reduce(((e,t)=>e+t.info.duration||0),0);n=Math.max(n,e+i.earliestPresentationTime/i.timescale)}}n&&i(n)&&Object.keys(r).forEach((e=>{r[e].duration||(r[e].duration=n*r[e].timescale-r[e].start)}))}return r}(h,f,this.logger),g=f.audio?m[f.audio.id]:null,v=f.video?m[f.video.id]:null,b=qr(v,1/0),y=qr(g,1/0),_=qr(v,0,!0),w=qr(g,0,!0);let x,k=a,S=0;if(g&&(!v||!c&&y<b||c&&c.trackId===f.audio.id)?(p.trackId=f.audio.id,x=g,S=w-y):v&&(p.trackId=f.video.id,x=v,S=_-b),x){const e=x.timescale;k=x.start/e,p.timescale=e,c||(p.initPTS=x.start-a*e,this.initPTS=c={baseTime:p.initPTS,timescale:e,trackId:p.trackId})}!s&&c||!function(e,t,n,i){if(null===e)return!0;const r=Math.max(i,1),a=t-e.baseTime/e.timescale;return Math.abs(a-n)>r}(c,k,a,S)&&p.timescale===c.timescale||(p.initPTS=k-a,c&&1===c.timescale&&this.logger.warn(`Adjusting initPTS @${a} from ${c.baseTime/c.timescale} to ${p.initPTS}`),this.initPTS=c={baseTime:p.initPTS,timescale:1});const E=e?k-c.baseTime/c.timescale:u;!function(e,t,n){se(t,["moof","traf"]).forEach((t=>{se(t,["tfhd"]).forEach((i=>{const r=ne(i,4),a=e[r];if(!a)return;const s=a.timescale||9e4;se(t,["tfdt"]).forEach((e=>{const t=e[0],i=n*s;if(i){let n=ne(e,4);if(0===t)n-=i,n=Math.max(n,0),ae(e,4,n);else{n*=Math.pow(2,32),n+=ne(e,8),n-=i,n=Math.max(n,0);const t=Math.floor(n/(X+1)),r=Math.floor(n%(X+1));ae(e,4,t),ae(e,8,r)}}}))}))}))}(f,h,c.baseTime/c.timescale);const C=E+S;S>0?this.lastEndTime=C:(this.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const T=!!f.audio,A=!!f.video;let M="";T&&(M+="audio"),A&&(M+="video");const L={data1:h,startPTS:E,startDTS:E,endPTS:C,endDTS:C,type:M,hasAudio:T,hasVideo:A,nb:1,dropped:0};d.audio=T&&!A?L:void 0,d.video=A?L:void 0;const D=null==v?void 0:v.sampleCount;if(D){const e=v.keyFrameIndex,t=-1!==e;L.nb=D,L.dropped=0===e||this.isVideoContiguous?0:t?e:D,L.independent=t,L.firstKeyFrame=e,t&&v.keyFrameStart&&(L.firstKeyFramePTS=v.keyFrameStart-c.baseTime/c.timescale),this.isVideoContiguous||(d.independent=t),this.isVideoContiguous||(this.isVideoContiguous=t),L.dropped&&this.logger.warn(`fmp4 does not start with IDR: firstIDR ${e}/${D} dropped: ${L.dropped} pts: ${L.firstKeyFramePTS||"NA"}`)}return d.initSegment=p,d.id3=Ur(n,a,c,c),r.samples.length&&(d.text=jr(r,a,c)),d}}},{demux:Sr,remux:zr},{demux:class extends tr{constructor(e,t){super(),this.observer=void 0,this.config=void 0,this.observer=e,this.config=t}resetInitSegment(e,t,n,i){super.resetInitSegment(e,t,n,i),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}static probe(e,t){if(!e)return!1;const n=Oi(e,0);let i=(null==n?void 0:n.length)||0;if(hr(e,i))return!1;for(let n=e.length;i<n;i++)if(zi(e,i))return t.log("ADTS sync word found !"),!0;return!1}canParse(e,t){return function(e,t){return function(e,t){return t+5<e.length}(e,t)&&Ni(e,t)&&$i(e,t)<=e.length-t}(e,t)}appendFrame(e,t,n){Ki(e,this.observer,t,n,e.manifestCodec);const i=ji(e,t,n,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i}},remux:zr},{demux:class extends tr{resetInitSegment(e,t,n,i){super.resetInitSegment(e,t,n,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}static probe(e){if(!e)return!1;const t=Oi(e,0);let n=(null==t?void 0:t.length)||0;if(t&&11===e[n]&&119===e[n+1]&&void 0!==Ji(t)&&pr(e,n)<=16)return!1;for(let t=e.length;n<t;n++)if(hr(e,n))return A.log("MPEG Audio sync word found !"),!0;return!1}canParse(e,t){return function(e,t){return ur(e,t)&&4<=e.length-t}(e,t)}appendFrame(e,t,n){if(null!==this.basePTS)return lr(e,t,n,this.basePTS,this.frameIndex)}},remux:zr}];Vr.splice(2,0,{demux:fr,remux:zr});class Gr{constructor(e,t,n,i,r,a){this.asyncResult=!1,this.logger=void 0,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=n,this.id=r,this.logger=a}configure(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()}push(e,t,n,i){const r=n.transmuxing;r.executeStart=Nr();let a=new Uint8Array(e);const{currentTransmuxState:c,transmuxConfig:u}=this;i&&(this.currentTransmuxState=i);const{contiguous:d,discontinuity:h,trackSwitch:p,accurateTimeOffset:f,timeOffset:m,initSegmentChange:g}=i||c,{audioCodec:v,videoCodec:b,defaultInitPts:y,duration:_,initSegmentData:w}=u,x=function(e,t){let n=null;e.byteLength>0&&null!=(null==t?void 0:t.key)&&null!==t.iv&&null!=t.method&&(n=t);return n}(a,t);if(x&&on(x.method)){const e=this.getDecrypter(),t=ln(x.method);if(!e.isSync())return this.asyncResult=!0,this.decryptionPromise=e.webCryptoDecrypt(a,x.key.buffer,x.iv.buffer,t).then((e=>{const t=this.push(e,null,n);return this.decryptionPromise=null,t})),this.decryptionPromise;{let i=e.softwareDecrypt(a,x.key.buffer,x.iv.buffer,t);if(n.part>-1){const t=e.flush();i=t?t.buffer:t}if(!i)return r.executeEnd=Nr(),Zr(n);a=new Uint8Array(i)}}const k=this.needsProbing(h,p);if(k){const e=this.configureTransmuxer(a);if(e)return this.logger.warn(`[transmuxer] ${e.message}`),this.observer.emit(l.ERROR,l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:e,reason:e.message}),r.executeEnd=Nr(),Zr(n)}(h||p||g||k)&&this.resetInitSegment(w,v,b,_,t),(h||g||k)&&this.resetInitialTimestamp(y),d||this.resetContiguity();const S=this.transmux(a,x,m,f,n);this.asyncResult=Wr(S);const E=this.currentTransmuxState;return E.contiguous=!0,E.discontinuity=!1,E.trackSwitch=!1,r.executeEnd=Nr(),S}flush(e){const t=e.transmuxing;t.executeStart=Nr();const{decrypter:n,currentTransmuxState:i,decryptionPromise:r}=this;if(r)return this.asyncResult=!0,r.then((()=>this.flush(e)));const a=[],{timeOffset:s}=i;if(n){const t=n.flush();t&&a.push(this.push(t.buffer,null,e))}const{demuxer:o,remuxer:l}=this;if(!o||!l){t.executeEnd=Nr();const n=[Zr(e)];return this.asyncResult?Promise.resolve(n):n}const c=o.flush(s);return Wr(c)?(this.asyncResult=!0,c.then((t=>(this.flushRemux(a,t,e),a)))):(this.flushRemux(a,c,e),this.asyncResult?Promise.resolve(a):a)}flushRemux(e,t,n){const{audioTrack:i,videoTrack:r,id3Track:a,textTrack:s}=t,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;this.logger.log(`[transmuxer.ts]: Flushed ${this.id} sn: ${n.sn}${n.part>-1?" part: "+n.part:""} of ${this.id===p?"level":"track"} ${n.level}`);const c=this.remuxer.remux(i,r,a,s,l,o,!0,this.id);e.push({remuxResult:c,chunkMeta:n}),n.transmuxing.executeEnd=Nr()}resetInitialTimestamp(e){const{demuxer:t,remuxer:n}=this;t&&n&&(t.resetTimeStamp(e),n.resetTimeStamp(e))}resetContiguity(){const{demuxer:e,remuxer:t}=this;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())}resetInitSegment(e,t,n,i,r){const{demuxer:a,remuxer:s}=this;a&&s&&(a.resetInitSegment(e,t,n,i),s.resetInitSegment(e,t,n,r))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(e,t,n,i,r){let a;return a=t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,n,i,r):this.transmuxUnencrypted(e,n,i,r),a}transmuxUnencrypted(e,t,n,i){const{audioTrack:r,videoTrack:a,id3Track:s,textTrack:o}=this.demuxer.demux(e,t,!1,!this.config.progressive);return{remuxResult:this.remuxer.remux(r,a,s,o,t,n,!1,this.id),chunkMeta:i}}transmuxSampleAes(e,t,n,i,r){return this.demuxer.demuxSampleAes(e,t,n).then((e=>({remuxResult:this.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,n,i,!1,this.id),chunkMeta:r})))}configureTransmuxer(e){const{config:t,observer:n,typeSupported:i}=this;let r;for(let t=0,n=Vr.length;t<n;t++){var a;if(null!=(a=Vr[t].demux)&&a.probe(e,this.logger)){r=Vr[t];break}}if(!r)return new Error("Failed to find demuxer by probing fragment data");const s=this.demuxer,o=this.remuxer,l=r.remux,c=r.demux;o&&o instanceof l||(this.remuxer=new l(n,t,i,this.logger)),s&&s instanceof c||(this.demuxer=new c(n,t,i,this.logger),this.probe=c.probe)}needsProbing(e,t){return!this.demuxer||!this.remuxer||e||t}getDecrypter(){let e=this.decrypter;return e||(e=this.decrypter=new Ft(this.config)),e}}const Zr=e=>({remuxResult:{},chunkMeta:e});function Wr(e){return"then"in e&&e.then instanceof Function}class Yr{constructor(e,t,n,i,r){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=n,this.duration=i,this.defaultInitPts=r||null}}class Xr{constructor(e,t,n,i,r,a){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=n,this.trackSwitch=i,this.timeOffset=r,this.initSegmentChange=a}}let Jr=0;class Qr{constructor(e,t,n,i){this.error=null,this.hls=void 0,this.id=void 0,this.instanceNo=Jr++,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.onWorkerMessage=e=>{const t=e.data,n=this.hls;if(n&&null!=t&&t.event&&t.instanceNo===this.instanceNo)switch(t.event){case"init":{var i;const e=null==(i=this.workerContext)?void 0:i.objectURL;e&&self.URL.revokeObjectURL(e);break}case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":n.logger[t.data.logType]&&n.logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.part=this.part,t.data.id=this.id,n.trigger(t.event,t.data)}},this.onWorkerError=e=>{if(!this.hls)return;const t=new Error(`${e.message}  (${e.filename}:${e.lineno})`);this.hls.config.enableWorker=!1,this.hls.logger.warn(`Error in "${this.id}" Web Worker, fallback to inline`),this.hls.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:t})};const r=e.config;this.hls=e,this.id=t,this.useWorker=!!r.enableWorker,this.onTransmuxComplete=n,this.onFlush=i;const a=(e,t)=>{(t=t||{}).frag=this.frag||void 0,e===l.ERROR&&(t.parent=this.id,t.part=this.part,this.error=t.error),this.hls.trigger(e,t)};this.observer=new Mi,this.observer.on(l.FRAG_DECRYPTED,a),this.observer.on(l.ERROR,a);const c=Ne(r.preferManagedMediaSource);if(this.useWorker&&"undefined"!=typeof Worker){const n=this.hls.logger;if(r.workerPath||"function"==typeof __HLS_WORKER_BUNDLE__){try{r.workerPath?(n.log(`loading Web Worker ${r.workerPath} for "${t}"`),this.workerContext=function(e){const t=Di[e];if(t)return t.clientCount++,t;const n=new self.URL(e,self.location.href).href,i={worker:new self.Worker(n),scriptURL:n,clientCount:1};return Di[e]=i,i}(r.workerPath)):(n.log(`injecting Web Worker for "${t}"`),this.workerContext=function(){const e=Di[Li];if(e)return e.clientCount++,e;const t=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}),n=self.URL.createObjectURL(t),i={worker:new self.Worker(n),objectURL:n,clientCount:1};return Di[Li]=i,i}());const{worker:e}=this.workerContext;e.addEventListener("message",this.onWorkerMessage),e.addEventListener("error",this.onWorkerError),e.postMessage({instanceNo:this.instanceNo,cmd:"init",typeSupported:c,id:t,config:Qe(r)})}catch(i){n.warn(`Error setting up "${t}" Web Worker, fallback to inline`,i),this.terminateWorker(),this.error=null,this.transmuxer=new Gr(this.observer,c,r,"",t,e.logger)}return}}this.transmuxer=new Gr(this.observer,c,r,"",t,e.logger)}reset(){if(this.frag=null,this.part=null,this.workerContext){const e=this.instanceNo;this.instanceNo=Jr++;const t=this.hls.config,n=Ne(t.preferManagedMediaSource);this.workerContext.worker.postMessage({instanceNo:this.instanceNo,cmd:"reset",resetNo:e,typeSupported:n,id:this.id,config:Qe(t)})}}terminateWorker(){if(this.workerContext){const{worker:e}=this.workerContext;this.workerContext=null,e.removeEventListener("message",this.onWorkerMessage),e.removeEventListener("error",this.onWorkerError),function(e){const t=Di[e||Li];if(t&&1==t.clientCount--){const{worker:n,objectURL:i}=t;delete Di[e||Li],i&&self.URL.revokeObjectURL(i),n.terminate()}}(this.hls.config.workerPath)}}destroy(){if(this.workerContext)this.terminateWorker(),this.onWorkerMessage=this.onWorkerError=null;else{const e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}const e=this.observer;e&&e.removeAllListeners(),this.frag=null,this.part=null,this.observer=null,this.hls=null}push(e,t,n,i,r,a,s,o,l,c){var u,d;l.transmuxing.start=self.performance.now();const{instanceNo:h,transmuxer:f}=this,m=a?a.start:r.start,g=r.decryptdata,v=this.frag,b=!(v&&r.cc===v.cc),y=!(v&&l.level===v.level),_=v?l.sn-v.sn:-1,w=this.part?l.part-this.part.index:-1,x=0===_&&l.id>1&&l.id===(null==v?void 0:v.stats.chunkCount),k=!y&&(1===_||0===_&&(1===w||x&&w<=0)),S=self.performance.now();(y||_||0===r.stats.parsing.start)&&(r.stats.parsing.start=S),!a||!w&&k||(a.stats.parsing.start=S);const E=!(v&&(null==(u=r.initSegment)?void 0:u.url)===(null==(d=v.initSegment)?void 0:d.url)),C=new Xr(b,k,o,y,m,E);if(!k||b||E){this.hls.logger.log(`[transmuxer-interface]: Starting new transmux session for ${r.type} sn: ${l.sn}${l.part>-1?" part: "+l.part:""} ${this.id===p?"level":"track"}: ${l.level} id: ${l.id}\n        discontinuity: ${b}\n        trackSwitch: ${y}\n        contiguous: ${k}\n        accurateTimeOffset: ${o}\n        timeOffset: ${m}\n        initSegmentChange: ${E}`);const e=new Yr(n,i,t,s,c);this.configureTransmuxer(e)}if(this.frag=r,this.part=a,this.workerContext)this.workerContext.worker.postMessage({instanceNo:h,cmd:"demux",data:e,decryptdata:g,chunkMeta:l,state:C},e instanceof ArrayBuffer?[e]:[]);else if(f){const t=f.push(e,g,l,C);Wr(t)?t.then((e=>{this.handleTransmuxComplete(e)})).catch((e=>{this.transmuxerError(e,l,"transmuxer-interface push error")})):this.handleTransmuxComplete(t)}}flush(e){e.transmuxing.start=self.performance.now();const{instanceNo:t,transmuxer:n}=this;if(this.workerContext)this.workerContext.worker.postMessage({instanceNo:t,cmd:"flush",chunkMeta:e});else if(n){const t=n.flush(e);Wr(t)?t.then((t=>{this.handleFlushResult(t,e)})).catch((t=>{this.transmuxerError(t,e,"transmuxer-interface flush error")})):this.handleFlushResult(t,e)}}transmuxerError(e,t,n){this.hls&&(this.error=e,this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,chunkMeta:t,frag:this.frag||void 0,part:this.part||void 0,fatal:!1,error:e,err:e,reason:n}))}handleFlushResult(e,t){e.forEach((e=>{this.handleTransmuxComplete(e)})),this.onFlush(t)}configureTransmuxer(e){const{instanceNo:t,transmuxer:n}=this;this.workerContext?this.workerContext.worker.postMessage({instanceNo:t,cmd:"configure",config:e}):n&&n.configure(e)}handleTransmuxComplete(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)}}class ea extends x{constructor(e,t){super(t,e.logger),this.hls=void 0,this.canLoad=!1,this.timer=-1,this.hls=e}destroy(){this.clearTimer(),this.hls=this.log=this.warn=null}clearTimer(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(e,t,n){const i=null==t?void 0:t.renditionReports;if(i){let r=-1;for(let n=0;n<i.length;n++){const a=i[n];let s;try{s=new self.URL(a.URI,t.url).href}catch(e){this.warn(`Could not construct new URL for Rendition Report: ${e}`),s=a.URI||""}if(s===e){r=n;break}s===e.substring(0,s.length)&&(r=n)}if(-1!==r){const e=i[r],a=parseInt(e["LAST-MSN"])||(null==t?void 0:t.lastPartSn);let s=parseInt(e["LAST-PART"])||(null==t?void 0:t.lastPartIndex);if(this.hls.config.lowLatencyMode){const e=Math.min(t.age-t.partTarget,t.targetduration);s>=0&&e>t.partTarget&&(s+=1)}const o=n&&Ze(n);return new We(a,s>=0?s:void 0,o)}}}loadPlaylist(e){this.clearTimer()}loadingPlaylist(e,t){this.clearTimer()}shouldLoadPlaylist(e){return this.canLoad&&!!e&&!!e.url&&(!e.details||e.details.live)}getUrlWithDirectives(e,t){if(t)try{return t.addDirectives(e)}catch(e){this.warn(`Could not construct new URL with HLS Delivery Directives: ${e}`)}return e}playlistLoaded(e,t,n){const{details:i,stats:r}=t,a=self.performance.now(),c=r.loading.first?Math.max(0,a-r.loading.first):0;i.advancedDateTime=Date.now()-c;const u=this.hls.config.timelineOffset;if(u!==i.appliedTimelineOffset){const e=Math.max(u||0,0);i.appliedTimelineOffset=e,i.fragments.forEach((t=>{t.start=t.playlistOffset+e}))}if(i.live||null!=n&&n.live){const u="levelInfo"in t?t.levelInfo:t.track;if(i.reloaded(n),n&&i.fragments.length>0){Yn(n,i);const e=i.playlistParsingError;if(e){this.warn(e);const n=this.hls;if(!n.config.ignorePlaylistParsingErrors){var d;const{networkDetails:a}=t;return void n.trigger(l.ERROR,{type:s.NETWORK_ERROR,details:o.LEVEL_PARSING_ERROR,fatal:!1,url:i.url,error:e,reason:e.message,level:t.level||void 0,parent:null==(d=i.fragments[0])?void 0:d.type,networkDetails:a,stats:r})}i.playlistParsingError=null}}-1===i.requestScheduled&&(i.requestScheduled=r.loading.start);const h=this.hls.mainForwardBufferInfo,p=h?h.end-h.len:0,f=ei(i,1e3*(i.edge-p));if(i.requestScheduled+f<a?i.requestScheduled=a:i.requestScheduled+=f,this.log(`live playlist ${e} ${i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:i.updated?"UPDATED":"MISSED"}`),!this.canLoad||!i.live)return;let m,g,v;if(i.canBlockReload&&i.endSN&&i.advanced){const e=this.hls.config.lowLatencyMode,r=i.lastPartSn,s=i.endSN,o=i.lastPartIndex,l=r===s;-1!==o?l?(g=s+1,v=e?0:o):(g=r,v=e?o+1:i.maxPartIndex):g=s+1;const c=i.age,d=c+i.ageHeader;let h=Math.min(d-i.partTarget,1.5*i.targetduration);if(h>0){if(d>3*i.targetduration)this.log(`Playlist last advanced ${c.toFixed(2)}s ago. Omitting segment and part directives.`),g=void 0,v=void 0;else if(null!=n&&n.tuneInGoal&&d-i.partTarget>n.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${n.tuneInGoal} to: ${h} with playlist age: ${i.age}`),h=0;else{const e=Math.floor(h/i.targetduration);if(g+=e,void 0!==v){v+=Math.round(h%i.targetduration/i.partTarget)}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${c.toFixed(2)}s goal: ${h} skip sn ${e} to part ${v}`)}i.tuneInGoal=h}if(m=this.getDeliveryDirectives(i,t.deliveryDirectives,g,v),e||!l)return i.requestScheduled=a,void this.loadingPlaylist(u,m)}else(i.canBlockReload||i.canSkipUntil)&&(m=this.getDeliveryDirectives(i,t.deliveryDirectives,g,v));m&&void 0!==g&&i.canBlockReload&&(i.requestScheduled=r.loading.first+Math.max(f-2*c,f/2)),this.scheduleLoading(u,m,i)}else this.clearTimer()}scheduleLoading(e,t,n){const i=n||e.details;if(!i)return void this.loadingPlaylist(e,t);const r=self.performance.now(),a=i.requestScheduled;if(r>=a)return void this.loadingPlaylist(e,t);const s=a-r;this.log(`reload live playlist ${e.name||e.bitrate+"bps"} in ${Math.round(s)} ms`),this.clearTimer(),this.timer=self.setTimeout((()=>this.loadingPlaylist(e,t)),s)}getDeliveryDirectives(e,t,n,i){let r=Ze(e);return null!=t&&t.skip&&e.deltaUpdateFailed&&(n=t.msn,i=t.part,r=He),new We(n,i,r)}checkRetry(e){const t=e.details,n=pt(e),i=e.errorAction,{action:r,retryCount:a=0,retryConfig:s}=i||{},o=!!i&&!!s&&(r===wt||!i.resolved&&r===yt);if(o){var l;if(a>=s.maxNumRetry)return!1;if(n&&null!=(l=e.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${a+1}/${s.maxNumRetry} after "${t}" without delivery-directives`),this.loadPlaylist();else{const e=mt(s,a);this.clearTimer(),this.timer=self.setTimeout((()=>this.loadPlaylist()),e),this.warn(`Retrying playlist loading ${a+1}/${s.maxNumRetry} after "${t}" in ${e}ms`)}e.levelRetry=!0,i.resolved=!0}return o}}function ta(e,t){if(e.length!==t.length)return!1;for(let n=0;n<e.length;n++)if(!na(e[n].attrs,t[n].attrs))return!1;return!0}function na(e,t,n){const i=e["STABLE-RENDITION-ID"];return i&&!n?i===t["STABLE-RENDITION-ID"]:!(n||["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED","ASSOC-LANGUAGE"]).some((n=>e[n]!==t[n]))}function ia(e,t){return t.label.toLowerCase()===e.name.toLowerCase()&&(!t.language||t.language.toLowerCase()===(e.lang||"").toLowerCase())}class ra{constructor(e){this.tracks=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.tracks=e}destroy(){this.tracks=this.queues=null}append(e,t,n){if(null===this.queues||null===this.tracks)return;const i=this.queues[t];i.push(e),1!==i.length||n||this.executeNext(t)}appendBlocker(e){return new Promise((t=>{const n={label:"async-blocker",execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.append(n,e)}))}prependBlocker(e){return new Promise((t=>{if(this.queues){const n={label:"async-blocker-prepend",execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.queues[e].unshift(n)}}))}removeBlockers(){null!==this.queues&&[this.queues.video,this.queues.audio,this.queues.audiovideo].forEach((e=>{var t;const n=null==(t=e[0])?void 0:t.label;"async-blocker"!==n&&"async-blocker-prepend"!==n||(e[0].execute(),e.splice(0,1))}))}unblockAudio(e){if(null===this.queues)return;this.queues.audio[0]===e&&this.shiftAndExecuteNext("audio")}executeNext(e){if(null===this.queues||null===this.tracks)return;const t=this.queues[e];if(t.length){const i=t[0];try{i.execute()}catch(t){var n;if(i.onError(t),null===this.queues||null===this.tracks)return;const r=null==(n=this.tracks[e])?void 0:n.buffer;null!=r&&r.updating||this.shiftAndExecuteNext(e)}}}shiftAndExecuteNext(e){null!==this.queues&&(this.queues[e].shift(),this.executeNext(e))}current(e){var t;return(null==(t=this.queues)?void 0:t[e][0])||null}toString(){const{queues:e,tracks:t}=this;return null===e||null===t?"<destroyed>":`\n${this.list("video")}\n${this.list("audio")}\n${this.list("audiovideo")}}`}list(e){var t,n;return null!=(t=this.queues)&&t[e]||null!=(n=this.tracks)&&n[e]?`${e}: (${this.listSbInfo(e)}) ${this.listOps(e)}`:""}listSbInfo(e){var t;const n=null==(t=this.tracks)?void 0:t[e],i=null==n?void 0:n.buffer;return i?`SourceBuffer${i.updating?" updating":""}${n.ended?" ended":""}${n.ending?" ending":""}`:"none"}listOps(e){var t;return(null==(t=this.queues)?void 0:t[e].map((e=>e.label)).join(", "))||""}}const aa=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/,sa="HlsJsTrackRemovedError";class oa extends Error{constructor(e){super(e),this.name=sa}}function la(e){const t=e.querySelectorAll("source");[].slice.call(t).forEach((t=>{e.removeChild(t)}))}function ca(e){return"audio"===e?1:0}class ua{constructor(e){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}setStreamController(e){this.streamController=e}destroy(){this.hls&&this.unregisterListener(),this.timer&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null}registerListeners(){const{hls:e}=this;e.on(l.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(l.BUFFER_CODECS,this.onBufferCodecs,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListener(){const{hls:e}=this;e.off(l.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(l.BUFFER_CODECS,this.onBufferCodecs,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this)}onFpsDropLevelCapping(e,t){const n=this.hls.levels[t.droppedLevel];this.isLevelAllowed(n)&&this.restrictedLevels.push({bitrate:n.bitrate,height:n.height,width:n.width})}onMediaAttaching(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()}onManifestParsed(e,t){const n=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,n.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onLevelsUpdated(e,t){this.timer&&i(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onMediaDetaching(){this.stopCapping(),this.media=null}detectPlayerSize(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0)return void(this.clientRect=null);const e=this.hls.levels;if(e.length){const t=this.hls,n=this.getMaxLevel(e.length-1);n!==this.autoLevelCapping&&t.logger.log(`Setting autoLevelCapping to ${n}: ${e[n].height}p@${e[n].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),t.autoLevelCapping=n,t.autoLevelEnabled&&t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}}getMaxLevel(e){const t=this.hls.levels;if(!t.length)return-1;const n=t.filter(((t,n)=>this.isLevelAllowed(t)&&n<=e));return this.clientRect=null,ua.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)}startCapping(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())}stopCapping(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)}getDimensions(){if(this.clientRect)return this.clientRect;const e=this.media,t={width:0,height:0};if(e){const n=e.getBoundingClientRect();t.width=n.width,t.height=n.height,t.width||t.height||(t.width=n.right-n.left||e.width||0,t.height=n.bottom-n.top||e.height||0)}return this.clientRect=t,t}get mediaWidth(){return this.getDimensions().width*this.contentScaleFactor}get mediaHeight(){return this.getDimensions().height*this.contentScaleFactor}get contentScaleFactor(){let e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(e){}return Math.min(e,this.hls.config.maxDevicePixelRatio)}isLevelAllowed(e){return!this.restrictedLevels.some((t=>e.bitrate===t.bitrate&&e.width===t.width&&e.height===t.height))}static getMaxLevelByMediaSize(e,t,n){if(null==e||!e.length)return-1;let i=e.length-1;const r=Math.max(t,n);for(let t=0;t<e.length;t+=1){const n=e[t];if((n.width>=r||n.height>=r)&&(a=n,!(s=e[t+1])||a.width!==s.width||a.height!==s.height)){i=t;break}}var a,s;return i}}const da={MANIFEST:"m",AUDIO:"a",VIDEO:"v",MUXED:"av",INIT:"i",CAPTION:"c",TIMED_TEXT:"tt",KEY:"k",OTHER:"o"},ha={HLS:"h"},pa="CMCD-Request",fa={["CMCD-Object"]:["br","d","ot","tb"],[pa]:["bl","dl","mtp","nor","nrr","su"],["CMCD-Session"]:["cid","pr","sf","sid","st","v"],["CMCD-Status"]:["bs","rtp"]};class ma{constructor(e,t){Array.isArray(e)&&(e=e.map((e=>e instanceof ma?e:new ma(e)))),this.value=e,this.params=t}}function ga(e,t,n,i){return new Error(`failed to ${e} "${r=t,Array.isArray(r)?JSON.stringify(r):r instanceof Map?"Map{}":r instanceof Set?"Set{}":"object"==typeof r?JSON.stringify(r):String(r)}" as ${n}`,{cause:i});var r}function va(e,t,n){return ga("serialize",e,t,n)}class ba{constructor(e){this.description=e}}const ya="Bare Item";function _a(e){if(!1===ArrayBuffer.isView(e))throw va(e,"Byte Sequence");return`:${t=e,btoa(String.fromCharCode(...t))}:`;var t}function wa(e){if(function(e){return e<-999999999999999||999999999999999<e}(e))throw va(e,"Integer");return 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a=e.filter((e=>e.groupId===r)).map((e=>{const a=y({},e);return a.details=void 0,a.attrs=new nn(a.attrs),a.url=a.attrs.URI=za(e.url,e.attrs["STABLE-RENDITION-ID"],"PER-RENDITION-URIS",n),a.groupId=a.attrs["GROUP-ID"]=t[r],a.attrs["PATHWAY-ID"]=i,a}));e.push(...a)}))}function za(e,t,n,i){const{HOST:r,PARAMS:a,[n]:s}=i;let o;t&&(o=null==s?void 0:s[t],o&&(e=o));const l=new self.URL(e);return r&&!o&&(l.host=r),a&&Object.keys(a).sort().forEach((e=>{e&&l.searchParams.set(e,a[e])})),l.href}function Ka(e,t,n){Ua(e,t,n),e.addEventListener(t,n)}function Ua(e,t,n){e.removeEventListener(t,n)}class ja extends x{constructor(e){super("eme",e.logger),this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.mediaKeys=null,this.setMediaKeysQueue=ja.CDMCleanupPromise?[ja.CDMCleanupPromise]:[],this.onMediaEncrypted=e=>{const{initDataType:t,initData:n}=e,i=`"${e.type}" event: init data type: "${t}"`;if(this.debug(i),null!==n){if(!this.keyFormatPromise){let e=Object.keys(this.keySystemAccessPromises);e.length||(e=En(this.config));const t=e.map(Sn).filter((e=>!!e));this.keyFormatPromise=this.getKeyFormatPromise(t)}this.keyFormatPromise.then((r=>{const a=bn(r);let s,o;if("sinf"===t){if(a!==pn.FAIRPLAY)return void this.warn(`Ignoring unexpected "${e.type}" event with init data type: "${t}" for selected key-system ${a}`);const r=ee(new Uint8Array(n));try{const e=fe(cn(JSON.parse(r).sinf));if(!e)throw new Error("'schm' box missing or not cbcs/cenc with schi > tenc");s=new Uint8Array(e.subarray(8,24)),o=pn.FAIRPLAY}catch(e){return void this.warn(`${i} Failed to parse sinf: ${e}`)}}else{if(a!==pn.WIDEVINE&&a!==pn.PLAYREADY)return void this.warn(`Ignoring unexpected "${e.type}" event with init data type: "${t}" for selected key-system ${a}`);const r=function(e){const t=[];if(e instanceof ArrayBuffer){const n=e.byteLength;let i=0;for(;i+32<n;){const n=xe(new DataView(e,i));t.push(n),i+=n.size}}return t}(n),l=r.filter((e=>!!e.systemId&&kn(e.systemId)===a));l.length>1&&this.warn(`${i} Using first of ${l.length} pssh found for selected key-system ${a}`);const c=l[0];if(!c)return void(0===r.length||r.some((e=>!e.systemId))?this.warn(`${i} contains incomplete or invalid pssh data`):this.log(`ignoring ${i} for ${r.map((e=>kn(e.systemId))).join(",")} pssh data in favor of playlist keys`));if(o=kn(c.systemId),0===c.version&&c.data)if(o===pn.WIDEVINE){const e=c.data.length-22;s=new Uint8Array(c.data.subarray(e,e+16))}else o===pn.PLAYREADY&&(s=An(c.data))}if(!o||!s)return;const l=I(s),{keyIdToKeySessionPromise:c,mediaKeySessions:u}=this;let d=c[l];for(let e=0;e<u.length;e++){const i=u[e],r=i.decryptdata;if(!r.keyId)continue;const a=I(r.keyId);if(l===a||-1!==r.uri.replace(/-/g,"").indexOf(l)){if(d=c[a],r.pssh)break;delete c[a],r.pssh=new Uint8Array(n),r.keyId=s,d=c[l]=d.then((()=>this.generateRequestWithPreferredKeySession(i,t,n,"encrypted-event-key-match"))),d.catch((e=>this.handleError(e)));break}}if(!d){if(o!==a)return void this.log(`Ignoring "${e.type}" event with ${o} init data for selected key-system ${a}`);d=c[l]=this.getKeySystemSelectionPromise([o]).then((({keySystem:e,mediaKeys:i})=>{var r;this.throwIfDestroyed();const a=new Ln("ISO-23001-7",l,null!=(r=Sn(e))?r:"");return a.pssh=new Uint8Array(n),a.keyId=s,this.attemptSetMediaKeys(e,i).then((()=>{this.throwIfDestroyed();const r=this.createMediaKeySessionContext({decryptdata:a,keySystem:e,mediaKeys:i});return this.generateRequestWithPreferredKeySession(r,t,n,"encrypted-event-no-match")}))})),d.catch((e=>this.handleError(e)))}}))}},this.onWaitingForKey=e=>{this.log(`"${e.type}" event`)},this.hls=e,this.config=e.config,this.registerListeners()}destroy(){this.onDestroying(),this.onMediaDetached();const e=this.config;e.requestMediaKeySystemAccessFunc=null,e.licenseXhrSetup=e.licenseResponseCallback=void 0,e.drmSystems=e.drmSystemOptions={},this.hls=this.config=this.keyIdToKeySessionPromise=null,this.onMediaEncrypted=this.onWaitingForKey=null}registerListeners(){this.hls.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(l.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(l.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.on(l.DESTROYING,this.onDestroying,this)}unregisterListeners(){this.hls.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(l.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(l.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.off(l.DESTROYING,this.onDestroying,this)}getLicenseServerUrl(e){const{drmSystems:t,widevineLicenseUrl:n}=this.config,i=t[e];return i?i.licenseUrl:e===pn.WIDEVINE&&n?n:void 0}getLicenseServerUrlOrThrow(e){const t=this.getLicenseServerUrl(e);if(void 0===t)throw new Error(`no license server URL configured for key-system "${e}"`);return t}getServerCertificateUrl(e){const{drmSystems:t}=this.config,n=t[e];if(n)return n.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${e}"]`)}attemptKeySystemAccess(e){const t=this.hls.levels,n=(e,t,n)=>!!e&&n.indexOf(e)===t,i=t.map((e=>e.audioCodec)).filter(n),r=t.map((e=>e.videoCodec)).filter(n);return i.length+r.length===0&&r.push("avc1.42e01e"),new Promise(((t,n)=>{const a=e=>{const l=e.shift();this.getMediaKeysPromise(l,i,r).then((e=>t({keySystem:l,mediaKeys:e}))).catch((t=>{e.length?a(e):n(t instanceof qa?t:new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_ACCESS,error:t,fatal:!0},t.message))}))};a(e)}))}requestMediaKeySystemAccess(e,t){const{requestMediaKeySystemAccessFunc:n}=this.config;if("function"!=typeof n){let e=`Configured requestMediaKeySystemAccess is not a function ${n}`;return null===Cn&&"http:"===self.location.protocol&&(e=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(new Error(e))}return n(e,t)}getMediaKeysPromise(e,t,n){const i=function(e,t,n,i){let r;switch(e){case pn.FAIRPLAY:r=["cenc","sinf"];break;case pn.WIDEVINE:case pn.PLAYREADY:r=["cenc"];break;case pn.CLEARKEY:r=["cenc","keyids"];break;default:throw new Error(`Unknown key-system: ${e}`)}return function(e,t,n,i){return[{initDataTypes:e,persistentState:i.persistentState||"optional",distinctiveIdentifier:i.distinctiveIdentifier||"optional",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:t.map((e=>({contentType:`audio/mp4; codecs=${e}`,robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}))),videoCapabilities:n.map((e=>({contentType:`video/mp4; codecs=${e}`,robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null})))}]}(r,t,n,i)}(e,t,n,this.config.drmSystemOptions),r=this.keySystemAccessPromises[e];let a=null==r?void 0:r.keySystemAccess;if(!a){this.log(`Requesting encrypted media "${e}" key-system access with config: ${Qe(i)}`),a=this.requestMediaKeySystemAccess(e,i);const t=this.keySystemAccessPromises[e]={keySystemAccess:a};return a.catch((t=>{this.log(`Failed to obtain access to key-system "${e}": ${t}`)})),a.then((n=>{this.log(`Access for key-system "${n.keySystem}" obtained`);const i=this.fetchServerCertificate(e);return this.log(`Create media-keys for "${e}"`),t.mediaKeys=n.createMediaKeys().then((n=>(this.log(`Media-keys created for "${e}"`),t.hasMediaKeys=!0,i.then((t=>t?this.setMediaKeysServerCertificate(n,e,t):n))))),t.mediaKeys.catch((t=>{this.error(`Failed to create media-keys for "${e}"}: ${t}`)})),t.mediaKeys}))}return a.then((()=>r.mediaKeys))}createMediaKeySessionContext({decryptdata:e,keySystem:t,mediaKeys:n}){this.log(`Creating key-system session "${t}" keyId: ${I(e.keyId||[])}`);const i=n.createSession(),r={decryptdata:e,keySystem:t,mediaKeys:n,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(r),r}renewKeySession(e){const t=e.decryptdata;if(t.pssh){const n=this.createMediaKeySessionContext(e),i=this.getKeyIdString(t),r="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(n,r,t.pssh.buffer,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(e)}getKeyIdString(e){if(!e)throw new Error("Could not read keyId of undefined decryptdata");if(null===e.keyId)throw new Error("keyId is null");return I(e.keyId)}updateKeySession(e,t){var n;const i=e.mediaKeysSession;return this.log(`Updating key-session "${i.sessionId}" for keyID ${I((null==(n=e.decryptdata)?void 0:n.keyId)||[])}\n      } (data length: ${t?t.byteLength:t})`),i.update(t)}getSelectedKeySystemFormats(){return Object.keys(this.keySystemAccessPromises).map((e=>({keySystem:e,hasMediaKeys:this.keySystemAccessPromises[e].hasMediaKeys}))).filter((({hasMediaKeys:e})=>!!e)).map((({keySystem:e})=>Sn(e))).filter((e=>!!e))}getKeySystemAccess(e){return this.getKeySystemSelectionPromise(e).then((({keySystem:e,mediaKeys:t})=>this.attemptSetMediaKeys(e,t)))}selectKeySystem(e){return new Promise(((t,n)=>this.getKeySystemSelectionPromise(e).then((({keySystem:e})=>{const i=Sn(e);i?t(i):n(new Error(`Unable to find format for key-system "${e}"`))})).catch(n)))}selectKeySystemFormat(e){const t=Object.keys(e.levelkeys||{});return this.keyFormatPromise||(this.log(`Selecting key-system from fragment (sn: ${e.sn} ${e.type}: ${e.level}) key formats ${t.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(t)),this.keyFormatPromise}getKeyFormatPromise(e){const t=En(this.config),n=e.map(bn).filter((e=>!!e&&-1!==t.indexOf(e)));return this.selectKeySystem(n)}loadKey(e){const t=e.keyInfo.decryptdata,n=this.getKeyIdString(t),i=`(keyId: ${n} format: "${t.keyFormat}" method: ${t.method} uri: ${t.uri})`;this.log(`Starting session for key ${i}`);let r=this.keyIdToKeySessionPromise[n];if(!r){r=this.getKeySystemForKeyPromise(t).then((({keySystem:n,mediaKeys:r})=>(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${e.frag.sn} ${e.frag.type}: ${e.frag.level} using key ${i}`),this.attemptSetMediaKeys(n,r).then((()=>(this.throwIfDestroyed(),this.createMediaKeySessionContext({keySystem:n,mediaKeys:r,decryptdata:t})))))));(this.keyIdToKeySessionPromise[n]=r.then((e=>{const n=t.pssh?t.pssh.buffer:null;return this.generateRequestWithPreferredKeySession(e,"cenc",n,"playlist-key")}))).catch((e=>this.handleError(e)))}return r}throwIfDestroyed(e="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(e){this.hls&&(this.error(e.message),e instanceof qa?this.hls.trigger(l.ERROR,e.data):this.hls.trigger(l.ERROR,{type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_KEYS,error:e,fatal:!0}))}getKeySystemForKeyPromise(e){const t=this.getKeyIdString(e),n=this.keyIdToKeySessionPromise[t];if(!n){const t=bn(e.keyFormat),n=t?[t]:En(this.config);return this.attemptKeySystemAccess(n)}return n}getKeySystemSelectionPromise(e){if(e.length||(e=En(this.config)),0===e.length)throw new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${Qe({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(e)}attemptSetMediaKeys(e,t){if(this.mediaKeys===t)return Promise.resolve();const n=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${e}"`);const i=Promise.all(n).then((()=>{if(!this.media)throw this.mediaKeys=null,new Error("Attempted to set mediaKeys without media element attached");return this.media.setMediaKeys(t)}));return this.mediaKeys=t,this.setMediaKeysQueue.push(i),i.then((()=>{this.log(`Media-keys set for "${e}"`),n.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter((e=>-1===n.indexOf(e)))}))}generateRequestWithPreferredKeySession(e,t,n,i){var r,a;const l=null==(r=this.config.drmSystems)||null==(a=r[e.keySystem])?void 0:a.generateRequest;if(l)try{const i=l.call(this.hls,t,n,e);if(!i)throw new Error("Invalid response from configured generateRequest filter");t=i.initDataType,n=i.initData?i.initData:null,e.decryptdata.pssh=n?new Uint8Array(n):null}catch(e){var c;if(this.warn(e.message),null!=(c=this.hls)&&c.config.debug)throw e}if(null===n)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(e);const u=this.getKeyIdString(e.decryptdata);this.log(`Generating key-session request for "${i}": ${u} (init data type: ${t} length: ${n?n.byteLength:null})`);const d=new Mi,h=e._onmessage=t=>{const n=e.mediaKeysSession;if(!n)return void d.emit("error",new Error("invalid state"));const{messageType:i,message:r}=t;this.log(`"${i}" message event for session "${n.sessionId}" message size: ${r.byteLength}`),"license-request"===i||"license-renewal"===i?this.renewLicense(e,r).catch((e=>{d.eventNames().length?d.emit("error",e):this.handleError(e)})):"license-release"===i?e.keySystem===pn.FAIRPLAY&&(this.updateKeySession(e,un("acknowledged")),this.removeSession(e)):this.warn(`unhandled media key message type "${i}"`)},p=e._onkeystatuseschange=t=>{if(!e.mediaKeysSession)return void d.emit("error",new Error("invalid state"));this.onKeyStatusChange(e);const n=e.keyStatus;d.emit("keyStatus",n),"expired"===n&&(this.warn(`${e.keySystem} expired for key ${u}`),this.renewKeySession(e))};Ka(e.mediaKeysSession,"message",h),Ka(e.mediaKeysSession,"keystatuseschange",p);const f=new Promise(((e,t)=>{d.on("error",t),d.on("keyStatus",(n=>{n.startsWith("usable")?e():"output-restricted"===n?t(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===n?t(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},`key status changed to "${n}"`)):"expired"===n?t(new Error("key expired while generating request")):this.warn(`unhandled key status change "${n}"`)}))}));return e.mediaKeysSession.generateRequest(t,n).then((()=>{var t;this.log(`Request generated for key-session "${null==(t=e.mediaKeysSession)?void 0:t.sessionId}" keyId: ${u}`)})).catch((e=>{throw new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_SESSION,error:e,fatal:!1},`Error generating key-session request: ${e}`)})).then((()=>f)).catch((t=>{throw d.removeAllListeners(),this.removeSession(e),t})).then((()=>(d.removeAllListeners(),e)))}onKeyStatusChange(e){e.mediaKeysSession.keyStatuses.forEach(((t,n)=>{if("string"==typeof n&&"object"==typeof t){const e=n;n=t,t=e}this.log(`key status change "${t}" for keyStatuses keyId: ${I("buffer"in n?new Uint8Array(n.buffer,n.byteOffset,n.byteLength):new Uint8Array(n))} session keyId: ${I(new Uint8Array(e.decryptdata.keyId||[]))} uri: ${e.decryptdata.uri}`),e.keyStatus=t}))}fetchServerCertificate(e){const t=this.config,n=new(0,t.loader)(t),i=this.getServerCertificateUrl(e);return i?(this.log(`Fetching server certificate for "${e}"`),new Promise(((r,a)=>{const l={responseType:"arraybuffer",url:i},c=t.certLoadPolicy.default,u={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(e,t,n,i)=>{r(e.data)},onError:(t,n,r,c)=>{a(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:r,response:w({url:l.url,data:void 0},t)},`"${e}" certificate request failed (${i}). Status: ${t.code} (${t.text})`))},onTimeout:(t,n,r)=>{a(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:r,response:{url:l.url,data:void 0}},`"${e}" certificate request timed out (${i})`))},onAbort:(e,t,n)=>{a(new Error("aborted"))}};n.load(l,u,d)}))):Promise.resolve()}setMediaKeysServerCertificate(e,t,n){return new Promise(((i,r)=>{e.setServerCertificate(n).then((r=>{this.log(`setServerCertificate ${r?"success":"not supported by CDM"} (${null==n?void 0:n.byteLength}) on "${t}"`),i(e)})).catch((e=>{r(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:e,fatal:!0},e.message))}))}))}renewLicense(e,t){return this.requestLicense(e,new Uint8Array(t)).then((t=>this.updateKeySession(e,new Uint8Array(t)).catch((e=>{throw new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:e,fatal:!0},e.message)}))))}unpackPlayReadyKeyMessage(e,t){const n=String.fromCharCode.apply(null,new Uint16Array(t.buffer));if(!n.includes("PlayReadyKeyMessage"))return e.setRequestHeader("Content-Type","text/xml; charset=utf-8"),t;const i=(new DOMParser).parseFromString(n,"application/xml"),r=i.querySelectorAll("HttpHeader");if(r.length>0){let t;for(let n=0,i=r.length;n<i;n++){var a,s;t=r[n];const i=null==(a=t.querySelector("name"))?void 0:a.textContent,o=null==(s=t.querySelector("value"))?void 0:s.textContent;i&&o&&e.setRequestHeader(i,o)}}const o=i.querySelector("Challenge"),l=null==o?void 0:o.textContent;if(!l)throw new Error("Cannot find <Challenge> in key message");return un(atob(l))}setupLicenseXHR(e,t,n,i){const r=this.config.licenseXhrSetup;return r?Promise.resolve().then((()=>{if(!n.decryptdata)throw new Error("Key removed");return r.call(this.hls,e,t,n,i)})).catch((a=>{if(!n.decryptdata)throw a;return e.open("POST",t,!0),r.call(this.hls,e,t,n,i)})).then((n=>{e.readyState||e.open("POST",t,!0);return{xhr:e,licenseChallenge:n||i}})):(e.open("POST",t,!0),Promise.resolve({xhr:e,licenseChallenge:i}))}requestLicense(e,t){const n=this.config.keyLoadPolicy.default;return new Promise(((i,r)=>{const a=this.getLicenseServerUrlOrThrow(e.keySystem);this.log(`Sending license request to URL: ${a}`);const l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=()=>{if(!this.hls||!e.mediaKeysSession)return r(new Error("invalid state"));if(4===l.readyState)if(200===l.status){this._requestLicenseFailureCount=0;let t=l.response;this.log(`License received ${t instanceof ArrayBuffer?t.byteLength:t}`);const n=this.config.licenseResponseCallback;if(n)try{t=n.call(this.hls,l,a,e)}catch(e){this.error(e)}i(t)}else{const c=n.errorRetry,u=c?c.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>u||l.status>=400&&l.status<500)r(new qa({type:s.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:l,response:{url:a,data:void 0,code:l.status,text:l.statusText}},`License Request XHR failed (${a}). Status: ${l.status} (${l.statusText})`));else{const n=u-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${n} attempts left`),this.requestLicense(e,t).then(i,r)}}},e.licenseXhr&&e.licenseXhr.readyState!==XMLHttpRequest.DONE&&e.licenseXhr.abort(),e.licenseXhr=l,this.setupLicenseXHR(l,a,e,t).then((({xhr:t,licenseChallenge:n})=>{e.keySystem==pn.PLAYREADY&&(n=this.unpackPlayReadyKeyMessage(t,n)),t.send(n)}))}))}onDestroying(){this.unregisterListeners(),this._clear()}onMediaAttached(e,t){if(!this.config.emeEnabled)return;const n=t.media;this.media=n,Ka(n,"encrypted",this.onMediaEncrypted),Ka(n,"waitingforkey",this.onWaitingForKey)}onMediaDetached(){const e=this.media;e&&(Ua(e,"encrypted",this.onMediaEncrypted),Ua(e,"waitingforkey",this.onWaitingForKey),this.media=null,this.mediaKeys=null)}_clear(){var e;if(this._requestLicenseFailureCount=0,this.keyIdToKeySessionPromise={},!this.mediaKeys&&!this.mediaKeySessions.length)return;const t=this.media,n=this.mediaKeySessions.slice();this.mediaKeySessions=[],this.mediaKeys=null,Ln.clearKeyUriToKeyIdMap();const i=n.length;ja.CDMCleanupPromise=Promise.all(n.map((e=>this.removeSession(e))).concat(null==t||null==(e=t.setMediaKeys(null))?void 0:e.catch((e=>{var t;this.log(`Could not clear media keys: ${e}`),null==(t=this.hls)||t.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_MEDIA_KEYS_ERROR,fatal:!1,error:new Error(`Could not clear media keys: ${e}`)})})))).catch((e=>{var t;this.log(`Could not close sessions and clear media keys: ${e}`),null==(t=this.hls)||t.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close sessions and clear media keys: ${e}`)})})).then((()=>{i&&this.log("finished closing key sessions and clearing media keys")}))}onManifestLoading(){this.keyFormatPromise=null}onManifestLoaded(e,{sessionKeys:t}){if(t&&this.config.emeEnabled&&!this.keyFormatPromise){const e=t.reduce(((e,t)=>(-1===e.indexOf(t.keyFormat)&&e.push(t.keyFormat),e)),[]);this.log(`Selecting key-system from session-keys ${e.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(e)}}removeSession(e){const{mediaKeysSession:t,licenseXhr:n}=e;if(t){this.log(`Remove licenses and keys and close session ${t.sessionId}`),e._onmessage&&(t.removeEventListener("message",e._onmessage),e._onmessage=void 0),e._onkeystatuseschange&&(t.removeEventListener("keystatuseschange",e._onkeystatuseschange),e._onkeystatuseschange=void 0),n&&n.readyState!==XMLHttpRequest.DONE&&n.abort(),e.mediaKeysSession=e.decryptdata=e.licenseXhr=void 0;const i=this.mediaKeySessions.indexOf(e);i>-1&&this.mediaKeySessions.splice(i,1);const{drmSystemOptions:r}=this.config,a=function(e){var t;return"persistent-license"===e.sessionType||!(null==(t=e.sessionTypes)||!t.some((e=>"persistent-license"===e)))}(r)?new Promise(((e,n)=>{self.setTimeout((()=>n(new Error("MediaKeySession.remove() timeout"))),8e3),t.remove().then(e)})):Promise.resolve();return a.catch((e=>{var t;this.log(`Could not remove session: ${e}`),null==(t=this.hls)||t.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_REMOVE_SESSION_ERROR,fatal:!1,error:new Error(`Could not remove session: ${e}`)})})).then((()=>t.close())).catch((e=>{var t;this.log(`Could not close session: ${e}`),null==(t=this.hls)||t.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close session: ${e}`)})}))}}}ja.CDMCleanupPromise=void 0;class qa extends Error{constructor(e,t){super(t),this.data=void 0,e.error||(e.error=new Error(t)),this.data=e,e.err=e.error}}function Ha(e,t){let n;try{n=new Event("addtrack")}catch(e){n=document.createEvent("Event"),n.initEvent("addtrack",!1,!1)}n.track=e,t.dispatchEvent(n)}function Va(e,t){const n=e.mode;if("disabled"===n&&(e.mode="hidden"),e.cues&&!e.cues.getCueById(t.id))try{if(e.addCue(t),!e.cues.getCueById(t.id))throw new Error(`addCue is failed for: ${t}`)}catch(n){A.debug(`[texttrack-utils]: ${n}`);try{const n=new self.TextTrackCue(t.startTime,t.endTime,t.text);n.id=t.id,e.addCue(n)}catch(e){A.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${e}`)}}"disabled"===n&&(e.mode=n)}function Ga(e,t){const n=e.mode;if("disabled"===n&&(e.mode="hidden"),e.cues)for(let n=e.cues.length;n--;)t&&e.cues[n].removeEventListener("enter",t),e.removeCue(e.cues[n]);"disabled"===n&&(e.mode=n)}function Za(e,t,n,i){const r=e.mode;if("disabled"===r&&(e.mode="hidden"),e.cues&&e.cues.length>0){const r=function(e,t,n){const i=[],r=function(e,t){if(t<=e[0].startTime)return 0;const n=e.length-1;if(t>e[n].endTime)return-1;let i,r=0,a=n;for(;r<=a;)if(i=Math.floor((a+r)/2),t<e[i].startTime)a=i-1;else{if(!(t>e[i].startTime&&r<n))return i;r=i+1}return e[r].startTime-t<t-e[a].startTime?r:a}(e,t);if(r>-1)for(let a=r,s=e.length;a<s;a++){const r=e[a];if(r.startTime>=t&&r.endTime<=n)i.push(r);else if(r.startTime>n)return i}return i}(e.cues,t,n);for(let t=0;t<r.length;t++)i&&!i(r[t])||e.removeCue(r[t])}"disabled"===r&&(e.mode=r)}function Wa(e){const t=[];for(let n=0;n<e.length;n++){const i=e[n];"subtitles"!==i.kind&&"captions"!==i.kind||!i.label||t.push(e[n])}return t}function Ya(e){let t=5381,n=e.length;for(;n;)t=33*t^e.charCodeAt(--n);return(t>>>0).toString()}const Xa=.025;let Ja=function(e){return e[e.Point=0]="Point",e[e.Range=1]="Range",e}({});function Qa(e,t,n){return`${e.identifier}-${n+1}-${Ya(t)}`}class es{constructor(e,t){this.base=void 0,this._duration=null,this._timelineStart=null,this.appendInPlaceDisabled=void 0,this.appendInPlaceStarted=void 0,this.dateRange=void 0,this.hasPlayed=!1,this.cumulativeDuration=0,this.resumeOffset=NaN,this.playoutLimit=NaN,this.restrictions={skip:!1,jump:!1},this.snapOptions={out:!1,in:!1},this.assetList=[],this.assetListLoader=void 0,this.assetListResponse=null,this.resumeAnchor=void 0,this.error=void 0,this.resetOnResume=void 0,this.base=t,this.dateRange=e,this.setDateRange(e)}setDateRange(e){this.dateRange=e,this.resumeOffset=e.attr.optionalFloat("X-RESUME-OFFSET",this.resumeOffset),this.playoutLimit=e.attr.optionalFloat("X-PLAYOUT-LIMIT",this.playoutLimit),this.restrictions=e.attr.enumeratedStringList("X-RESTRICT",this.restrictions),this.snapOptions=e.attr.enumeratedStringList("X-SNAP",this.snapOptions)}reset(){var e;this.appendInPlaceStarted=!1,null==(e=this.assetListLoader)||e.destroy(),this.assetListLoader=void 0,this.supplementsPrimary||(this.assetListResponse=null,this.assetList=[],this._duration=null)}isAssetPastPlayoutLimit(e){var t;if(e>0&&e>=this.assetList.length)return!0;const n=this.playoutLimit;if(e<=0||isNaN(n))return!1;if(0===n)return!0;return((null==(t=this.assetList[e])?void 0:t.startOffset)||0)>n}findAssetIndex(e){return this.assetList.indexOf(e)}get identifier(){return this.dateRange.id}get startDate(){return this.dateRange.startDate}get startTime(){const e=this.dateRange.startTime;if(this.snapOptions.out){const t=this.dateRange.tagAnchor;if(t)return ts(e,t)}return e}get startOffset(){return this.cue.pre?0:this.startTime}get startIsAligned(){if(0===this.startTime||this.snapOptions.out)return!0;const e=this.dateRange.tagAnchor;if(e){const t=this.dateRange.startTime;return t-ts(t,e)<.1}return!1}get resumptionOffset(){const e=this.resumeOffset,t=i(e)?e:this.duration;return this.cumulativeDuration+t}get resumeTime(){const e=this.startOffset+this.resumptionOffset;if(this.snapOptions.in){const t=this.resumeAnchor;if(t)return ts(e,t)}return e}get appendInPlace(){return!!this.appendInPlaceStarted||!this.appendInPlaceDisabled&&!(this.cue.once||this.cue.pre||!this.startIsAligned||!(isNaN(this.playoutLimit)&&isNaN(this.resumeOffset)||this.resumeOffset&&this.duration&&Math.abs(this.resumeOffset-this.duration)<Xa))}set appendInPlace(e){this.appendInPlaceStarted?this.resetOnResume=!e:this.appendInPlaceDisabled=!e}get timelineStart(){return null!==this._timelineStart?this._timelineStart:this.startTime}set timelineStart(e){this._timelineStart=e}get duration(){const e=this.playoutLimit;let t;return t=null!==this._duration?this._duration:this.dateRange.duration?this.dateRange.duration:this.dateRange.plannedDuration||0,!isNaN(e)&&e<t&&(t=e),t}set duration(e){this._duration=e}get cue(){return this.dateRange.cue}get timelineOccupancy(){return"RANGE"===this.dateRange.attr["X-TIMELINE-OCCUPIES"]?Ja.Range:Ja.Point}get supplementsPrimary(){return"PRIMARY"===this.dateRange.attr["X-TIMELINE-STYLE"]}get contentMayVary(){return"NO"!==this.dateRange.attr["X-CONTENT-MAY-VARY"]}get assetUrl(){return this.dateRange.attr["X-ASSET-URI"]}get assetListUrl(){return this.dateRange.attr["X-ASSET-LIST"]}get baseUrl(){return this.base.url}get assetListLoaded(){return this.assetList.length>0||null!==this.assetListResponse}toString(){return`["${(e=this).identifier}" ${e.cue.pre?"<pre>":e.cue.post?"<post>":""}${e.timelineStart.toFixed(2)}-${e.resumeTime.toFixed(2)}]`;var e}}function ts(e,t){return e-t.start<t.duration/2&&!(Math.abs(e-(t.start+t.duration))<Xa)?t.start:t.start+t.duration}function ns(e,t,n){const i=new self.URL(e,n);return"data:"!==i.protocol&&i.searchParams.set("_HLS_primary_id",t),i}function is(e,t){for(;null!=(n=e.assetList[++t])&&n.error;)var n;return t}function rs(e){const t=e.timelineStart,n=e.duration||0;return`["${e.identifier}" ${t.toFixed(2)}-${(t+n).toFixed(2)}]`}class as{constructor(e,t,n,i){this.hls=void 0,this.interstitial=void 0,this.assetItem=void 0,this.tracks=null,this.hasDetails=!1,this.mediaAttached=null,this._currentTime=void 0,this._bufferedEosTime=void 0,this.checkPlayout=()=>{this.reachedPlayout(this.currentTime)&&this.hls.trigger(l.PLAYOUT_LIMIT_REACHED,{})};const r=this.hls=new e(t);this.interstitial=n,this.assetItem=i;let a=i.uri;try{a=ns(a,t.primarySessionId).href}catch(e){}r.loadSource(a);const s=()=>{this.hasDetails=!0};r.once(l.LEVEL_LOADED,s),r.once(l.AUDIO_TRACK_LOADED,s),r.once(l.SUBTITLE_TRACK_LOADED,s),r.on(l.MEDIA_ATTACHING,((e,{media:t})=>{this.removeMediaListeners(),this.mediaAttached=t;this.interstitial.playoutLimit&&(t.addEventListener("timeupdate",this.checkPlayout),this.appendInPlace&&r.on(l.BUFFER_APPENDED,(()=>{const e=this.bufferedEnd;this.reachedPlayout(e)&&(this._bufferedEosTime=e,r.trigger(l.BUFFERED_TO_END,void 0))})))}))}get appendInPlace(){var e;return(null==(e=this.interstitial)?void 0:e.appendInPlace)||!1}bufferedInPlaceToEnd(e){var t;if(!this.appendInPlace)return!1;if(null!=(t=this.hls)&&t.bufferedToEnd)return!0;if(!e||!this._bufferedEosTime)return!1;const n=this.timelineOffset,i=Zt.bufferInfo(e,n,0);return this.getAssetTime(i.end)>=this._bufferedEosTime-.02}reachedPlayout(e){const t=this.interstitial.playoutLimit;return this.startOffset+e>=t}get destroyed(){var e;return!(null!=(e=this.hls)&&e.userConfig)}get assetId(){return this.assetItem.identifier}get interstitialId(){return this.assetItem.parentIdentifier}get media(){var e;return(null==(e=this.hls)?void 0:e.media)||null}get bufferedEnd(){const e=this.media||this.mediaAttached;if(!e)return this._bufferedEosTime?this._bufferedEosTime:this.currentTime;const t=Zt.bufferInfo(e,e.currentTime,.001);return this.getAssetTime(t.end)}get currentTime(){const e=this.media||this.mediaAttached;return e?this.getAssetTime(e.currentTime):this._currentTime||0}get duration(){const e=this.assetItem.duration;return e||0}get remaining(){const e=this.duration;return e?Math.max(0,e-this.currentTime):0}get startOffset(){return this.assetItem.startOffset}get timelineOffset(){var e;return(null==(e=this.hls)?void 0:e.config.timelineOffset)||0}set timelineOffset(e){const t=this.timelineOffset;if(e!==t){const n=e-t;if(Math.abs(n)>1/9e4){if(this.hasDetails)throw new Error("Cannot set timelineOffset after playlists are loaded");this.hls.config.timelineOffset=e}}}getAssetTime(e){const t=this.timelineOffset,n=this.duration;return Math.min(Math.max(0,e-t),n)}removeMediaListeners(){const e=this.mediaAttached;e&&(this._currentTime=e.currentTime,this.bufferSnapShot(),e.removeEventListener("timeupdate",this.checkPlayout))}bufferSnapShot(){var e;this.mediaAttached&&(null!=(e=this.hls)&&e.bufferedToEnd&&(this._bufferedEosTime=this.bufferedEnd))}destroy(){this.removeMediaListeners(),this.hls.destroy(),this.hls=this.interstitial=null,this.tracks=this.mediaAttached=this.checkPlayout=null}attachMedia(e){this.hls.attachMedia(e)}detachMedia(){this.removeMediaListeners(),this.mediaAttached=null,this.hls.detachMedia()}resumeBuffering(){this.hls.resumeBuffering()}pauseBuffering(){this.hls.pauseBuffering()}transferMedia(){return this.bufferSnapShot(),this.hls.transferMedia()}resetDetails(){const e=this.hls;if(this.hasDetails){e.stopLoad();const t=e=>delete e.details;e.levels.forEach(t),e.allAudioTracks.forEach(t),e.allSubtitleTracks.forEach(t),this.hasDetails=!1}}on(e,t,n){this.hls.on(e,t)}once(e,t,n){this.hls.once(e,t)}off(e,t,n){this.hls.off(e,t)}toString(){var e;return`HlsAssetPlayer: ${rs(this.assetItem)} ${null==(e=this.hls)?void 0:e.sessionId} ${this.appendInPlace?"append-in-place":""}`}}class ss extends x{constructor(e,t){super("interstitials-sched",t),this.onScheduleUpdate=void 0,this.eventMap={},this.events=null,this.items=null,this.durations={primary:0,playout:0,integrated:0},this.onScheduleUpdate=e}destroy(){this.reset(),this.onScheduleUpdate=null}reset(){this.eventMap={},this.setDurations(0,0,0),this.events&&this.events.forEach((e=>e.reset())),this.events=this.items=null}resetErrorsInRange(e,t){return this.events?this.events.reduce(((n,i)=>e<=i.startOffset&&t>i.startOffset?(delete i.error,n+1):n),0):0}get duration(){const e=this.items;return e?e[e.length-1].end:0}get length(){return this.items?this.items.length:0}getEvent(e){return e&&this.eventMap[e]||null}hasEvent(e){return e in this.eventMap}findItemIndex(e,t){if(e.event)return this.findEventIndex(e.event.identifier);let n=-1;e.nextEvent?n=this.findEventIndex(e.nextEvent.identifier)-1:e.previousEvent&&(n=this.findEventIndex(e.previousEvent.identifier)+1);const i=this.items;if(i)for(i[n]||(void 0===t&&(t=e.start),n=this.findItemIndexAtTime(t));n>=0&&null!=(r=i[n])&&r.event;){var r;n--}return n}findItemIndexAtTime(e,t){const n=this.items;if(n)for(let i=0;i<n.length;i++){let r=n[i];if(t&&"primary"!==t&&(r=r[t]),e===r.start||e>r.start&&e<r.end)return i}return-1}findJumpRestrictedIndex(e,t){const n=this.items;if(n)for(let i=e;i<=t&&n[i];i++){const e=n[i].event;if(null!=e&&e.restrictions.jump&&!e.appendInPlace)return i}return-1}findEventIndex(e){const t=this.items;if(t)for(let i=t.length;i--;){var n;if((null==(n=t[i].event)?void 0:n.identifier)===e)return i}return-1}findAssetIndex(e,t){const n=e.assetList,i=n.length;if(i>1)for(let e=0;e<i;e++){const i=n[e];if(!i.error){const n=i.timelineStart;if(t===n||t>n&&t<n+(i.duration||0))return e}}return 0}get assetIdAtEnd(){var e,t;const n=null==(e=this.items)||null==(t=e[this.length-1])?void 0:t.event;if(n){const e=n.assetList,t=e[e.length-1];if(t)return t.identifier}return null}parseInterstitialDateRanges(e,t){const n=e.main.details,{dateRanges:i}=n,r=this.events,a=this.parseDateRanges(i,{url:n.url},t),s=Object.keys(i),o=r?r.filter((e=>!s.includes(e.identifier))):[];a.length&&a.sort(((e,t)=>{const n=e.cue.pre,i=e.cue.post,r=t.cue.pre,a=t.cue.post;if(n&&!r)return-1;if(r&&!n)return 1;if(i&&!a)return 1;if(a&&!i)return-1;if(!(n||r||i||a)){const n=e.startTime,i=t.startTime;if(n!==i)return n-i}return e.dateRange.tagOrder-t.dateRange.tagOrder})),this.events=a,o.forEach((e=>{this.removeEvent(e)})),this.updateSchedule(e,o)}updateSchedule(e,t=[]){const n=this.events||[];if(n.length||t.length||this.length<2){const i=this.items,r=this.parseSchedule(n,e);(t.length||(null==i?void 0:i.length)!==r.length||r.some(((e,t)=>Math.abs(e.playout.start-i[t].playout.start)>.005||Math.abs(e.playout.end-i[t].playout.end)>.005)))&&(this.items=r,this.onScheduleUpdate(t,i))}}parseDateRanges(e,t,n){const i=[],r=Object.keys(e);for(let a=0;a<r.length;a++){const s=r[a],o=e[s];if(o.isInterstitial){let e=this.eventMap[s];e?e.setDateRange(o):(e=new es(o,t),this.eventMap[s]=e,!1===n&&(e.appendInPlace=n)),i.push(e)}}return i}parseSchedule(e,t){const n=[],i=t.main.details,r=i.live?1/0:i.edge;let a=0;if((e=e.filter((e=>!(e.error||e.cue.once&&e.hasPlayed)))).length){this.resolveOffsets(e,t);let i=0,o=0;if(e.forEach(((t,s)=>{const l=t.cue.pre,c=t.cue.post,u=e[s-1]||null,d=t.appendInPlace,h=c?r:t.startOffset,p=t.duration,f=t.timelineOccupancy===Ja.Range?p:0,m=t.resumptionOffset,g=(null==u?void 0:u.startTime)===h,v=h+t.cumulativeDuration;let b=d?v+p:h+m;if(l||!c&&h<=0){const e=o;o+=f,t.timelineStart=v;const i=a;a+=p,n.push({event:t,start:v,end:b,playout:{start:i,end:a},integrated:{start:e,end:o}})}else{if(!(h<=r))return;{if(!g){const r=h-i;if(r>.033){const l=i,c=o;o+=r;const u=a;a+=r;const d={previousEvent:e[s-1]||null,nextEvent:t,start:l,end:l+r,playout:{start:u,end:a},integrated:{start:c,end:o}};n.push(d)}else r>0&&u&&(u.cumulativeDuration+=r,n[n.length-1].end=h)}c&&(b=v),t.timelineStart=v;const r=o;o+=f;const l=a;a+=p,n.push({event:t,start:v,end:b,playout:{start:l,end:a},integrated:{start:r,end:o}})}}const y=t.resumeTime;i=c||y>r?r:y})),i<r){var s;const e=i,t=o,l=r-i;o+=l;const c=a;a+=l,n.push({previousEvent:(null==(s=n[n.length-1])?void 0:s.event)||null,nextEvent:null,start:i,end:e+l,playout:{start:c,end:a},integrated:{start:t,end:o}})}this.setDurations(r,a,o)}else{const e=0;n.push({previousEvent:null,nextEvent:null,start:e,end:r,playout:{start:e,end:r},integrated:{start:e,end:r}}),this.setDurations(r,r,r)}return n}setDurations(e,t,n){this.durations={primary:e,playout:t,integrated:n}}resolveOffsets(e,t){const n=t.main.details,r=n.live?1/0:n.edge;let a=0,s=-1;e.forEach(((o,l)=>{const c=o.cue.pre,u=o.cue.post,d=c?0:u?r:o.startTime;this.updateAssetDurations(o);if(s===d?o.cumulativeDuration=a:(a=0,s=d),!u&&o.snapOptions.in&&(o.resumeAnchor=ct(null,n.fragments,o.startOffset+o.resumptionOffset,0,0)||void 0),o.appendInPlace&&!o.appendInPlaceStarted){this.primaryCanResumeInPlaceAt(o,t)||(o.appendInPlace=!1)}if(!o.appendInPlace&&l+1<e.length){e[l+1].startTime-e[l].resumeTime<.033&&(e[l+1].appendInPlace=!1,e[l+1].appendInPlace&&this.warn(`Could not change append strategy for abutting event ${o}`))}const h=i(o.resumeOffset)?o.resumeOffset:o.duration;a+=h}))}primaryCanResumeInPlaceAt(e,t){const n=e.resumeTime,i=e.startTime+e.resumptionOffset;if(Math.abs(n-i)>Xa)return this.log(`"${e.identifier}" resumption ${n} not aligned with estimated timeline end ${i}`),!1;if(!t)return this.log(`"${e.identifier}" resumption ${n} can not be aligned with media (none selected)`),!1;return!Object.keys(t).some((i=>{const r=t[i].details,a=r.edge;if(n>=a)return this.log(`"${e.identifier}" resumption ${n} past ${i} playlist end ${a}`),!1;const s=ct(null,r.fragments,n);if(!s)return this.log(`"${e.identifier}" resumption ${n} does not align with any fragments in ${i} playlist (${r.fragStart}-${r.fragmentEnd})`),!0;const o="audio"===i?.175:0;return!(Math.abs(s.start-n)<Xa+o||Math.abs(s.end-n)<Xa+o)&&(this.log(`"${e.identifier}" resumption ${n} not aligned with ${i} fragment bounds (${s.start}-${s.end} sn: ${s.sn} cc: ${s.cc})`),!0)}))}updateAssetDurations(e){if(!e.assetListLoaded)return;const t=e.timelineStart;let n=0,i=!1,r=!1;e.assetList.forEach(((e,a)=>{const s=t+n;e.startOffset=n,e.timelineStart=s,i||(i=null===e.duration),r||(r=!!e.error);const o=e.error?0:e.duration||0;n+=o})),e.duration=i&&!r?Math.max(n,e.duration):n}removeEvent(e){e.reset(),delete this.eventMap[e.identifier]}}function os(e){return`[${e.event?'"'+e.event.identifier+'"':"primary"}: ${e.start.toFixed(2)}-${e.end.toFixed(2)}]`}class ls{constructor(e){this.hls=void 0,this.hls=e}destroy(){this.hls=null}loadAssetList(e,t){const n=e.assetListUrl;let i;try{i=ns(n,this.hls.sessionId,e.baseUrl)}catch(t){const i=this.assignAssetListError(e,o.ASSET_LIST_LOAD_ERROR,t,n);return void this.hls.trigger(l.ERROR,i)}t&&"data:"!==i.protocol&&i.searchParams.set("_HLS_start_offset",""+t);const r=this.hls.config,a=new(0,r.loader)(r),s={responseType:"json",url:i.href},c=r.interstitialAssetListLoadPolicy.default,u={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(t,n,i,r)=>{const a=t.data,s=null==a?void 0:a.ASSETS;if(Array.isArray(s))e.assetListResponse=a,this.hls.trigger(l.ASSET_LIST_LOADED,{event:e,assetListResponse:a,networkDetails:r});else{const t=this.assignAssetListError(e,o.ASSET_LIST_PARSING_ERROR,new Error("Invalid interstitial asset list"),i.url,n,r);this.hls.trigger(l.ERROR,t)}},onError:(t,n,i,r)=>{const a=this.assignAssetListError(e,o.ASSET_LIST_LOAD_ERROR,new Error(`Error loading X-ASSET-LIST: HTTP status ${t.code} ${t.text} (${n.url})`),n.url,r,i);this.hls.trigger(l.ERROR,a)},onTimeout:(t,n,i)=>{const r=this.assignAssetListError(e,o.ASSET_LIST_LOAD_TIMEOUT,new Error(`Timeout loading X-ASSET-LIST (${n.url})`),n.url,t,i);this.hls.trigger(l.ERROR,r)}};return a.load(s,u,d),this.hls.trigger(l.ASSET_LIST_LOADING,{event:e}),a}assignAssetListError(e,t,n,i,r,a){return e.error=n,{type:s.NETWORK_ERROR,details:t,fatal:!1,interstitial:e,url:i,error:n,networkDetails:a,stats:r}}}function cs(e){null==e||e.play().catch((()=>{}))}class us{constructor(e){this.buffered=void 0;const t=(t,n,i)=>{if((n>>>=0)>i-1)throw new DOMException(`Failed to execute '${t}' on 'TimeRanges': The index provided (${n}) is greater than the maximum bound (${i})`);return e[n][t]};this.buffered={get length(){return e.length},end(n){return t("end",n,e.length)},start(n){return t("start",n,e.length)}}}}const ds={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},hs=e=>String.fromCharCode(ds[e]||e),ps=15,fs=100,ms={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},gs={17:2,18:4,21:6,22:8,23:10,19:13,20:15},vs={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},bs={25:2,26:4,29:6,30:8,31:10,27:13,28:15},ys=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];class _s{constructor(){this.time=null,this.verboseLevel=0}log(e,t){if(this.verboseLevel>=e){const n="function"==typeof t?t():t;A.log(`${this.time} [${e}] ${n}`)}}}const ws=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].toString(16));return t};class xs{constructor(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}reset(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}setStyles(e){const t=["foreground","underline","italics","background","flash"];for(let n=0;n<t.length;n++){const i=t[n];e.hasOwnProperty(i)&&(this[i]=e[i])}}isDefault(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash}equals(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash}copy(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash}toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}class ks{constructor(){this.uchar=" ",this.penState=new xs}reset(){this.uchar=" ",this.penState.reset()}setChar(e,t){this.uchar=e,this.penState.copy(t)}setPenState(e){this.penState.copy(e)}equals(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)}copy(e){this.uchar=e.uchar,this.penState.copy(e.penState)}isEmpty(){return" "===this.uchar&&this.penState.isDefault()}}class Ss{constructor(e){this.chars=[],this.pos=0,this.currPenState=new xs,this.cueStartTime=null,this.logger=void 0;for(let e=0;e<fs;e++)this.chars.push(new ks);this.logger=e}equals(e){for(let t=0;t<fs;t++)if(!this.chars[t].equals(e.chars[t]))return!1;return!0}copy(e){for(let t=0;t<fs;t++)this.chars[t].copy(e.chars[t])}isEmpty(){let e=!0;for(let t=0;t<fs;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e}setCursor(e){this.pos!==e&&(this.pos=e),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>fs&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=fs)}moveCursor(e){const t=this.pos+e;if(e>1)for(let e=this.pos+1;e<t+1;e++)this.chars[e].setPenState(this.currPenState);this.setCursor(t)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)}insertChar(e){e>=144&&this.backSpace();const t=hs(e);this.pos>=fs?this.logger.log(0,(()=>"Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". Skipping it!")):(this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1))}clearFromPos(e){let t;for(t=e;t<fs;t++)this.chars[t].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){const e=[];let t=!0;for(let n=0;n<fs;n++){const i=this.chars[n].uchar;" "!==i&&(t=!1),e.push(i)}return t?"":e.join("")}setPenStyles(e){this.currPenState.setStyles(e);this.chars[this.pos].setPenState(this.currPenState)}}class Es{constructor(e){this.rows=[],this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let t=0;t<ps;t++)this.rows.push(new Ss(e));this.logger=e}reset(){for(let e=0;e<ps;e++)this.rows[e].clear();this.currRow=14}equals(e){let t=!0;for(let n=0;n<ps;n++)if(!this.rows[n].equals(e.rows[n])){t=!1;break}return t}copy(e){for(let t=0;t<ps;t++)this.rows[t].copy(e.rows[t])}isEmpty(){let e=!0;for(let t=0;t<ps;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e}backSpace(){this.rows[this.currRow].backSpace()}clearToEndOfRow(){this.rows[this.currRow].clearToEndOfRow()}insertChar(e){this.rows[this.currRow].insertChar(e)}setPen(e){this.rows[this.currRow].setPenStyles(e)}moveCursor(e){this.rows[this.currRow].moveCursor(e)}setCursor(e){this.logger.log(2,"setCursor: "+e);this.rows[this.currRow].setCursor(e)}setPAC(e){this.logger.log(2,(()=>"pacData = "+Qe(e)));let t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(let e=0;e<ps;e++)this.rows[e].clear();const e=this.currRow+1-this.nrRollUpRows,n=this.lastOutputScreen;if(n){const i=n.rows[e].cueStartTime,r=this.logger.time;if(null!==i&&null!==r&&i<r)for(let i=0;i<this.nrRollUpRows;i++)this.rows[t-this.nrRollUpRows+i+1].copy(n.rows[e+i])}}this.currRow=t;const n=this.rows[this.currRow];if(null!==e.indent){const t=e.indent,i=Math.max(t-1,0);n.setCursor(e.indent),e.color=n.chars[i].penState.foreground}const i={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(i)}setBkgData(e){this.logger.log(2,(()=>"bkgData = "+Qe(e))),this.backSpace(),this.setPen(e),this.insertChar(32)}setRollUpRows(e){this.nrRollUpRows=e}rollUp(){if(null===this.nrRollUpRows)return void this.logger.log(3,"roll_up but nrRollUpRows not set yet");this.logger.log(1,(()=>this.getDisplayText()));const e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),this.logger.log(2,"Rolling up")}getDisplayText(e){e=e||!1;const t=[];let n="",i=-1;for(let n=0;n<ps;n++){const r=this.rows[n].getTextString();r&&(i=n+1,e?t.push("Row "+i+": '"+r+"'"):t.push(r.trim()))}return t.length>0&&(n=e?"["+t.join(" | ")+"]":t.join("\n")),n}getTextAndFormat(){return this.rows}}class Cs{constructor(e,t,n){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new Es(n),this.nonDisplayedMemory=new Es(n),this.lastOutputScreen=new Es(n),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=n}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}getHandler(){return this.outputFilter}setHandler(e){this.outputFilter=e}setPAC(e){this.writeScreen.setPAC(e)}setBkgData(e){this.writeScreen.setBkgData(e)}setMode(e){e!==this.mode&&(this.mode=e,this.logger.log(2,(()=>"MODE="+e)),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=e)}insertChars(e){for(let t=0;t<e.length;t++)this.writeScreen.insertChar(e[t]);const t=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,(()=>t+": "+this.writeScreen.getDisplayText(!0))),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(1,(()=>"DISPLAYED: "+this.displayedMemory.getDisplayText(!0))),this.outputDataUpdate())}ccRCL(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")}ccBS(){this.logger.log(2,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())}ccAOF(){}ccAON(){}ccDER(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()}ccRU(e){this.logger.log(2,"RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)}ccFON(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})}ccRDC(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")}ccTR(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")}ccRTD(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")}ccEDM(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)}ccCR(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)}ccENM(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()}ccEOC(){if(this.logger.log(2,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){const e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,(()=>"DISP: "+this.displayedMemory.getDisplayText()))}this.outputDataUpdate(!0)}ccTO(e){this.logger.log(2,"TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)}ccMIDROW(e){const t={flash:!1};if(t.underline=e%2==1,t.italics=e>=46,t.italics)t.foreground="white";else{const n=Math.floor(e/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];t.foreground=i[n]}this.logger.log(2,"MIDROW: "+Qe(t)),this.writeScreen.setPen(t)}outputDataUpdate(e=!1){const t=this.logger.time;null!==t&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,t,this.lastOutputScreen),e&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:t):this.cueStartTime=t,this.lastOutputScreen.copy(this.displayedMemory))}cueSplitAtTime(e){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e))}}class Ts{constructor(e,t,n){this.channels=void 0,this.currentChannel=0,this.cmdHistory={a:null,b:null},this.logger=void 0;const i=this.logger=new _s;this.channels=[null,new Cs(e,t,i),new Cs(e+1,n,i)]}getHandler(e){return this.channels[e].getHandler()}setHandler(e,t){this.channels[e].setHandler(t)}addData(e,t){this.logger.time=e;for(let e=0;e<t.length;e+=2){const n=127&t[e],i=127&t[e+1];let r=!1,a=null;if(0===n&&0===i)continue;this.logger.log(3,(()=>"["+ws([t[e],t[e+1]])+"] -> ("+ws([n,i])+")"));const s=this.cmdHistory;if(n>=16&&n<=31){if(Ms(n,i,s)){As(null,null,s),this.logger.log(3,(()=>"Repeated command ("+ws([n,i])+") is dropped"));continue}As(n,i,this.cmdHistory),r=this.parseCmd(n,i),r||(r=this.parseMidrow(n,i)),r||(r=this.parsePAC(n,i)),r||(r=this.parseBackgroundAttributes(n,i))}else As(null,null,s);if(!r&&(a=this.parseChars(n,i),a)){const e=this.currentChannel;if(e&&e>0){this.channels[e].insertChars(a)}else this.logger.log(2,"No channel found yet. TEXT-MODE?")}r||a||this.logger.log(2,(()=>"Couldn't parse cleaned data "+ws([n,i])+" orig: "+ws([t[e],t[e+1]])))}}parseCmd(e,t){if(!((20===e||28===e||21===e||29===e)&&t>=32&&t<=47)&&!((23===e||31===e)&&t>=33&&t<=35))return!1;const n=20===e||21===e||23===e?1:2,i=this.channels[n];return 20===e||21===e||28===e||29===e?32===t?i.ccRCL():33===t?i.ccBS():34===t?i.ccAOF():35===t?i.ccAON():36===t?i.ccDER():37===t?i.ccRU(2):38===t?i.ccRU(3):39===t?i.ccRU(4):40===t?i.ccFON():41===t?i.ccRDC():42===t?i.ccTR():43===t?i.ccRTD():44===t?i.ccEDM():45===t?i.ccCR():46===t?i.ccENM():47===t&&i.ccEOC():i.ccTO(t-32),this.currentChannel=n,!0}parseMidrow(e,t){let n=0;if((17===e||25===e)&&t>=32&&t<=47){if(n=17===e?1:2,n!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;const i=this.channels[n];return!!i&&(i.ccMIDROW(t),this.logger.log(3,(()=>"MIDROW ("+ws([e,t])+")")),!0)}return!1}parsePAC(e,t){let n;if(!((e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127)&&!((16===e||24===e)&&t>=64&&t<=95))return!1;const i=e<=23?1:2;n=t>=64&&t<=95?1===i?ms[e]:vs[e]:1===i?gs[e]:bs[e];const r=this.channels[i];return!!r&&(r.setPAC(this.interpretPAC(n,t)),this.currentChannel=i,!0)}interpretPAC(e,t){let n;const i={color:null,italics:!1,indent:null,underline:!1,row:e};return n=t>95?t-96:t-64,i.underline=1==(1&n),n<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(n/2)]:n<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((n-16)/2),i}parseChars(e,t){let n,i=null,r=null;if(e>=25?(n=2,r=e-8):(n=1,r=e),r>=17&&r<=19){let e;e=17===r?t+80:18===r?t+112:t+144,this.logger.log(2,(()=>"Special char '"+hs(e)+"' in channel "+n)),i=[e]}else e>=32&&e<=127&&(i=0===t?[e]:[e,t]);return i&&this.logger.log(3,(()=>"Char codes =  "+ws(i).join(","))),i}parseBackgroundAttributes(e,t){if(!((16===e||24===e)&&t>=32&&t<=47)&&!((23===e||31===e)&&t>=45&&t<=47))return!1;let n;const i={};16===e||24===e?(n=Math.floor((t-32)/2),i.background=ys[n],t%2==1&&(i.background=i.background+"_semi")):45===t?i.background="transparent":(i.foreground="black",47===t&&(i.underline=!0));const r=e<=23?1:2;return this.channels[r].setBkgData(i),!0}reset(){for(let e=0;e<Object.keys(this.channels).length;e++){const t=this.channels[e];t&&t.reset()}As(null,null,this.cmdHistory)}cueSplitAtTime(e){for(let t=0;t<this.channels.length;t++){const n=this.channels[t];n&&n.cueSplitAtTime(e)}}}function As(e,t,n){n.a=e,n.b=t}function Ms(e,t,n){return n.a===e&&n.b===t}var Ls=function(){if(null!=hn&&hn.VTTCue)return self.VTTCue;const e=["","lr","rl"],t=["start","middle","end","left","right"];function n(e,t){if("string"!=typeof t)return!1;if(!Array.isArray(e))return!1;const n=t.toLowerCase();return!!~e.indexOf(n)&&n}function i(e){return n(t,e)}function r(e,...t){let n=1;for(;n<arguments.length;n++){const t=arguments[n];for(const n in t)e[n]=t[n]}return e}function a(t,a,s){const o=this,l={enumerable:!0};o.hasBeenReset=!1;let c="",u=!1,d=t,h=a,p=s,f=null,m="",g=!0,v="auto",b="start",y=50,_="middle",w=50,x="middle";Object.defineProperty(o,"id",r({},l,{get:function(){return c},set:function(e){c=""+e}})),Object.defineProperty(o,"pauseOnExit",r({},l,{get:function(){return u},set:function(e){u=!!e}})),Object.defineProperty(o,"startTime",r({},l,{get:function(){return d},set:function(e){if("number"!=typeof e)throw new TypeError("Start time must be set to a number.");d=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",r({},l,{get:function(){return h},set:function(e){if("number"!=typeof e)throw new TypeError("End time must be set to a number.");h=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",r({},l,{get:function(){return p},set:function(e){p=""+e,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",r({},l,{get:function(){return f},set:function(e){f=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",r({},l,{get:function(){return 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r(n,t.url)})).catch((e=>{if(this.loader===n&&!this.stats.aborted)return n.open("GET",t.url,!0),r(n,t.url)})).then((()=>{this.loader!==n||this.stats.aborted||this.openAndSendXhr(n,t,e)})).catch((e=>{var r;null==(r=this.callbacks)||r.onError({code:n.status,text:e.message},t,n,i)})):this.openAndSendXhr(n,t,e)}openAndSendXhr(e,t,n){e.readyState||e.open("GET",t.url,!0);const r=t.headers,{maxTimeToFirstByteMs:a,maxLoadTimeMs:s}=n.loadPolicy;if(r)for(const t in r)e.setRequestHeader(t,r[t]);t.rangeEnd&&e.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),e.onreadystatechange=this.readystatechange.bind(this),e.onprogress=this.loadprogress.bind(this),e.responseType=t.responseType,self.clearTimeout(this.requestTimeout),n.timeout=a&&i(a)?a:s,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),n.timeout),e.send()}readystatechange(){const{context:e,loader:t,stats:n}=this;if(!e||!t)return;const i=t.readyState,r=this.config;if(!n.aborted&&i>=2&&(0===n.loading.first&&(n.loading.first=Math.max(self.performance.now(),n.loading.start),r.timeout!==r.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),r.timeout=r.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.loadPolicy.maxLoadTimeMs-(n.loading.first-n.loading.start)))),4===i)){self.clearTimeout(this.requestTimeout),t.onreadystatechange=null,t.onprogress=null;const i=t.status,l="text"===t.responseType?t.responseText:null;if(i>=200&&i<300){const r=null!=l?l:t.response;if(null!=r){var a,s;n.loading.end=Math.max(self.performance.now(),n.loading.first);const o="arraybuffer"===t.responseType?r.byteLength:r.length;n.loaded=n.total=o,n.bwEstimate=8e3*n.total/(n.loading.end-n.loading.first);const l=null==(a=this.callbacks)?void 0:a.onProgress;l&&l(n,e,r,t);const c={url:t.responseURL,data:r,code:i};return void(null==(s=this.callbacks)||s.onSuccess(c,n,e,t))}}const c=r.loadPolicy.errorRetry;var o;if(vt(c,n.retry,!1,{url:e.url,data:void 0,code:i}))this.retry(c);else A.error(`${i} while loading ${e.url}`),null==(o=this.callbacks)||o.onError({code:i,text:t.statusText},e,t,n)}}loadtimeout(){if(!this.config)return;const e=this.config.loadPolicy.timeoutRetry;if(vt(e,this.stats.retry,!0))this.retry(e);else{var t;A.warn(`timeout while loading ${null==(t=this.context)?void 0:t.url}`);const e=this.callbacks;e&&(this.abortInternal(),e.onTimeout(this.stats,this.context,this.loader))}}retry(e){const{context:t,stats:n}=this;this.retryDelay=mt(e,n.retry),n.retry++,A.warn(`${status?"HTTP Status "+status:"Timeout"} while loading ${null==t?void 0:t.url}, retrying ${n.retry}/${e.maxNumRetry} in ${this.retryDelay}ms`),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay)}loadprogress(e){const t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)}getCacheAge(){let e=null;if(this.loader&&uo.test(this.loader.getAllResponseHeaders())){const t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.loader&&new RegExp(`^${e}:\\s*[\\d.]+\\s*$`,"im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(e):null}}const po=w(w({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,maxDevicePixelRatio:Number.POSITIVE_INFINITY,preferManagedMediaSource:!0,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,startOnSegmentBoundary:!1,maxBufferSize:6e7,maxFragLookUpTolerance:.25,maxBufferHole:.1,detectStallWithCurrentTimeMs:1250,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,nudgeOnVideoHole:!0,liveSyncMode:"edge",liveSyncDurationCount:3,liveSyncOnStallIncrease:1,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftwareAES:!0,startLevel:void 0,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,ignorePlaylistParsingErrors:!1,loader:ho,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:class extends x{constructor(e){super("abr",e.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.bwEstimator=void 0,this._abandonRulesCheck=e=>{var t;const{fragCurrent:n,partCurrent:r,hls:a}=this,{autoLevelEnabled:s,media:o}=a;if(!n||!o)return;const c=performance.now(),u=r?r.stats:n.stats,d=r?r.duration:n.duration,h=c-u.loading.start,p=a.minAutoLevel,f=n.level,m=this._nextAutoLevel;if(u.aborted||u.loaded&&u.loaded===u.total||f<=p)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!s)return;const g=m>-1&&m!==f,v=!!e||g;if(!v&&(o.paused||!o.playbackRate||!o.readyState))return;const b=a.mainForwardBufferInfo;if(!v&&null===b)return;const y=this.bwEstimator.getEstimateTTFB(),_=Math.abs(o.playbackRate);if(h<=Math.max(y,d/(2*_)*1e3))return;const w=b?b.len/_:0,x=u.loading.first?u.loading.first-u.loading.start:-1,k=u.loaded&&x>-1,S=this.getBwEstimate(),E=a.levels,C=E[f],T=Math.max(u.loaded,Math.round(d*(n.bitrate||C.averageBitrate)/8));let A=k?h-x:h;A<1&&k&&(A=Math.min(h,8*u.loaded/S));const M=k?1e3*u.loaded/A:0,L=y/1e3,D=M?(T-u.loaded)/M:8*T/S+L;if(D<=w)return;const I=M?8*M:S,R=!0===(null==(t=(null==e?void 0:e.details)||this.hls.latestLevelDetails)?void 0:t.live),P=this.hls.config.abrBandWidthUpFactor;let O,N=Number.POSITIVE_INFINITY;for(O=f-1;O>p;O--){const e=E[O].maxBitrate,t=!E[O].details||R;if(N=this.getTimeToLoadFrag(L,I,d*e,t),N<Math.min(w,d+L))break}if(N>=D)return;if(N>10*d)return;k?this.bwEstimator.sample(h-Math.min(y,x),u.loaded):this.bwEstimator.sampleTTFB(h);const B=E[O].maxBitrate;this.getBwEstimate()*P>B&&this.resetEstimator(B);const $=this.findBestLevel(B,p,O,0,w,1,1);$>-1&&(O=$),this.warn(`Fragment ${n.sn}${r?" part "+r.index:""} of level ${f} is loading too slowly;\n      Fragment duration: ${n.duration.toFixed(3)}\n      Time to underbuffer: ${w.toFixed(3)} s\n      Estimated load time for current fragment: ${D.toFixed(3)} s\n      Estimated load time for down switch fragment: ${N.toFixed(3)} s\n      TTFB estimate: ${0|x} ms\n      Current BW estimate: ${i(S)?0|S:"Unknown"} bps\n      New BW estimate: ${0|this.getBwEstimate()} bps\n      Switching to level ${O} @ ${0|B} bps`),a.nextLoadLevel=a.nextAutoLevel=O,this.clearTimer();const F=()=>{if(this.clearTimer(),this.fragCurrent===n&&this.hls.loadLevel===O&&O>0){const e=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${O>0?"and switching down":""}\n      Fragment duration: ${n.duration.toFixed(3)} s\n      Time to underbuffer: ${e.toFixed(3)} s`),n.abortRequests(),this.fragCurrent=this.partCurrent=null,O>p){let t=this.findBestLevel(this.hls.levels[p].bitrate,p,O,0,e,1,1);-1===t&&(t=p),this.hls.nextLoadLevel=this.hls.nextAutoLevel=t,this.resetEstimator(this.hls.levels[t].bitrate)}}};g||D>2*N?F():this.timer=self.setInterval(F,1e3*N),a.trigger(l.FRAG_LOAD_EMERGENCY_ABORTED,{frag:n,part:r,stats:u})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){e&&(this.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const e=this.hls.config;return new v(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){const{hls:e}=this;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.FRAG_LOADING,this.onFragLoading,this),e.on(l.FRAG_LOADED,this.onFragLoaded,this),e.on(l.FRAG_BUFFERED,this.onFragBuffered,this),e.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(l.LEVEL_LOADED,this.onLevelLoaded,this),e.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e&&(e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.FRAG_LOADING,this.onFragLoading,this),e.off(l.FRAG_LOADED,this.onFragLoaded,this),e.off(l.FRAG_BUFFERED,this.onFragBuffered,this),e.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(l.LEVEL_LOADED,this.onLevelLoaded,this),e.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(l.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()}onLevelsUpdated(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null}onMaxAutoLevelUpdated(){this.firstSelection=-1,this.nextAutoLevelKey=""}onFragLoading(e,t){const n=t.frag;if(!this.ignoreFragment(n)){var i;if(!n.bitrateTest)this.fragCurrent=n,this.partCurrent=null!=(i=t.part)?i:null;this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(e,t){this.clearTimer()}onError(e,t){if(!t.fatal)switch(t.details){case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case o.FRAG_LOAD_TIMEOUT:{const e=t.frag,{fragCurrent:n,partCurrent:i}=this;if(e&&n&&e.sn===n.sn&&e.level===n.level){const t=performance.now(),n=i?i.stats:e.stats,r=t-n.loading.start,a=n.loading.first?n.loading.first-n.loading.start:-1;if(n.loaded&&a>-1){const e=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(r-Math.min(e,a),n.loaded)}else this.bwEstimator.sampleTTFB(r)}break}}}getTimeToLoadFrag(e,t,n,i){return e+n/t+(i?e+this.lastLevelLoadSec:0)}onLevelLoaded(e,t){const n=this.hls.config,{loading:r}=t.stats,a=r.end-r.first;i(a)&&(this.lastLevelLoadSec=a/1e3),t.details.live?this.bwEstimator.update(n.abrEwmaSlowLive,n.abrEwmaFastLive):this.bwEstimator.update(n.abrEwmaSlowVoD,n.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(t.levelInfo)}onFragLoaded(e,{frag:t,part:n}){const i=n?n.stats:t.stats;if(t.type===p&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(t)){if(this.clearTimer(),t.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const e=n?n.duration:t.duration,r=this.hls.levels[t.level],a=(r.loaded?r.loaded.bytes:0)+i.loaded,s=(r.loaded?r.loaded.duration:0)+e;r.loaded={bytes:a,duration:s},r.realBitrate=Math.round(8*a/s)}if(t.bitrateTest){const e={stats:i,frag:t,part:n,id:t.type};this.onFragBuffered(l.FRAG_BUFFERED,e),t.bitrateTest=!1}else this.lastLoadedFragLevel=t.level}}onFragBuffered(e,t){const{frag:n,part:i}=t,r=null!=i&&i.stats.loaded?i.stats:n.stats;if(r.aborted)return;if(this.ignoreFragment(n))return;const a=r.parsing.end-r.loading.start-Math.min(r.loading.first-r.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(a,r.loaded),r.bwEstimate=this.getBwEstimate(),n.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}ignoreFragment(e){return e.type!==p||"initSegment"===e.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:e,minAutoLevel:t}=this.hls,n=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,r=this.findBestLevel(n,t,e,0,i,1,1);if(r>-1)return r;const a=this.hls.firstLevel,s=Math.min(Math.max(a,t),e);return this.warn(`Could not find best starting auto level. Defaulting to first in playlist ${a} clamped to ${s}`),s}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const e=this.forcedAutoLevel,t=this.bwEstimator.canEstimate(),n=this.lastLoadedFragLevel>-1;if(!(-1===e||t&&n&&this.nextAutoLevelKey!==this.getAutoLevelKey()))return e;const i=t&&n?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==e){const t=this.hls.levels;if(t.length>Math.max(e,i)&&t[e].loadError<=t[i].loadError)return e}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:e,partCurrent:t,hls:n}=this;if(n.levels.length<=1)return n.loadLevel;const{maxAutoLevel:i,config:r,minAutoLevel:a}=n,s=t?t.duration:e?e.duration:0,o=this.getBwEstimate(),l=this.getStarvationDelay();let c=r.abrBandWidthFactor,u=r.abrBandWidthUpFactor;if(l){const e=this.findBestLevel(o,a,i,l,0,c,u);if(e>=0)return this.rebufferNotice=-1,e}let d=s?Math.min(s,r.maxStarvationDelay):r.maxStarvationDelay;if(!l){const e=this.bitrateTestDelay;if(e){d=(s?Math.min(s,r.maxLoadingDelay):r.maxLoadingDelay)-e,this.info(`bitrate test took ${Math.round(1e3*e)}ms, set first fragment max fetchDuration to ${Math.round(1e3*d)} ms`),c=u=1}}const h=this.findBestLevel(o,a,i,l,d,c,u);if(this.rebufferNotice!==h&&(this.rebufferNotice=h,this.info(`${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${h}`)),h>-1)return h;const p=n.levels[a],f=n.loadLevelObj;return f&&(null==p?void 0:p.bitrate)<f.bitrate?a:n.loadLevel}getStarvationDelay(){const e=this.hls,t=e.media;if(!t)return 1/0;const n=t&&0!==t.playbackRate?Math.abs(t.playbackRate):1,i=e.mainForwardBufferInfo;return(i?i.len:0)/n}getBwEstimate(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate}findBestLevel(e,t,n,r,a,s,o){var l;const c=r+a,u=this.lastLoadedFragLevel,d=-1===u?this.hls.firstLevel:u,{fragCurrent:h,partCurrent:p}=this,{levels:f,allAudioTracks:m,loadLevel:g,config:v}=this.hls;if(1===f.length)return 0;const b=f[d],y=!(null==(l=this.hls.latestLevelDetails)||!l.live),_=-1===g||-1===u;let w,x="SDR",k=(null==b?void 0:b.frameRate)||0;const{audioPreference:S,videoPreference:E}=v,C=this.audioTracksByGroup||(this.audioTracksByGroup=tt(m));let T=-1;if(_){if(-1!==this.firstSelection)return this.firstSelection;const r=this.codecTiers||(this.codecTiers=function(e,t,n,i){return e.slice(n,i+1).reduce(((e,n,i)=>{if(!n.codecSet)return e;const r=n.audioGroups;let a=e[n.codecSet];a||(e[n.codecSet]=a={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,minIndex:i,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!r,fragmentError:0}),a.minBitrate=Math.min(a.minBitrate,n.bitrate);const s=Math.min(n.height,n.width);return a.minHeight=Math.min(a.minHeight,s),a.minFramerate=Math.min(a.minFramerate,n.frameRate),a.minIndex=Math.min(a.minIndex,i),a.maxScore=Math.max(a.maxScore,n.score),a.fragmentError+=n.fragmentError,a.videoRanges[n.videoRange]=(a.videoRanges[n.videoRange]||0)+1,r&&r.forEach((e=>{if(!e)return;const n=t.groups[e];n&&(a.hasDefaultAudio=a.hasDefaultAudio||t.hasDefaultAudio?n.hasDefault:n.hasAutoSelect||!t.hasDefaultAudio&&!t.hasAutoSelectAudio,Object.keys(n.channels).forEach((e=>{a.channels[e]=(a.channels[e]||0)+n.channels[e]})))})),e}),{})}(f,C,t,n)),a=function(e,t,n,r,a){const s=Object.keys(e),o=null==r?void 0:r.channels,l=null==r?void 0:r.audioCodec,c=null==a?void 0:a.videoCodec,u=o&&2===parseInt(o);let d=!1,h=!1,p=1/0,f=1/0,m=1/0,g=1/0,v=0,b=[];const{preferHDR:y,allowedVideoRanges:_}=Je(t,a);for(let t=s.length;t--;){const n=e[s[t]];d||(d=n.channels[2]>0),p=Math.min(p,n.minHeight),f=Math.min(f,n.minFramerate),m=Math.min(m,n.minBitrate),_.filter((e=>n.videoRanges[e]>0)).length>0&&(h=!0)}p=i(p)?p:0,f=i(f)?f:0;const w=Math.max(1080,p),x=Math.max(30,f);m=i(m)?m:n,n=Math.max(m,n),h||(t=void 0);const k=s.length>1;return{codecSet:s.reduce(((t,i)=>{const r=e[i];if(i===t)return t;if(b=h?_.filter((e=>r.videoRanges[e]>0)):[],k){if(r.minBitrate>n)return et(i,`min bitrate of ${r.minBitrate} > current estimate of ${n}`),t;if(!r.hasDefaultAudio)return et(i,"no renditions with default or auto-select sound found"),t;if(l&&i.indexOf(l.substring(0,4))%5!=0)return et(i,`audio codec preference "${l}" not found`),t;if(o&&!u){if(!r.channels[o])return et(i,`no renditions with ${o} channel sound found (channels options: ${Object.keys(r.channels)})`),t}else if((!l||u)&&d&&0===r.channels[2])return et(i,"no renditions with stereo sound found"),t;if(r.minHeight>w)return et(i,`min resolution of ${r.minHeight} > maximum of ${w}`),t;if(r.minFramerate>x)return et(i,`min framerate of ${r.minFramerate} > maximum of ${x}`),t;if(!b.some((e=>r.videoRanges[e]>0)))return et(i,`no variants with VIDEO-RANGE of ${Qe(b)} found`),t;if(c&&i.indexOf(c.substring(0,4))%5!=0)return et(i,`video codec preference "${c}" not found`),t;if(r.maxScore<v)return et(i,`max score of ${r.maxScore} < selected max of ${v}`),t}return t&&(Le(i)>=Le(t)||r.fragmentError>e[t].fragmentError)?t:(g=r.minIndex,v=r.maxScore,i)}),void 0),videoRanges:b,preferHDR:y,minFramerate:f,minBitrate:m,minIndex:g}}(r,x,e,S,E),{codecSet:s,videoRanges:o,minFramerate:l,minBitrate:c,minIndex:u,preferHDR:d}=a;T=u,w=s,x=d?o[o.length-1]:o[0],k=l,e=Math.max(e,c),this.log(`picked start tier ${Qe(a)}`)}else w=null==b?void 0:b.codecSet,x=null==b?void 0:b.videoRange;const A=p?p.duration:h?h.duration:0,M=this.bwEstimator.getEstimateTTFB()/1e3,L=[];for(let l=n;l>=t;l--){var D;const t=f[l],h=l>d;if(!t)continue;if(v.useMediaCapabilities&&!t.supportedResult&&!t.supportedPromise){const n=navigator.mediaCapabilities;"function"==typeof(null==n?void 0:n.decodingInfo)&&(Ke(t,C,x,k,e,S)||ve(t.videoCodec))?(t.supportedPromise=Ue(t,C,n),t.supportedPromise.then((e=>{if(!this.hls)return;t.supportedResult=e;const n=this.hls.levels,i=n.indexOf(t);e.error?this.warn(`MediaCapabilities decodingInfo error: "${e.error}" for level ${i} ${Qe(e)}`):e.supported||(this.warn(`Unsupported MediaCapabilities decodingInfo result for level ${i} ${Qe(e)}`),i>-1&&n.length>1&&(this.log(`Removing unsupported level ${i}`),this.hls.removeLevel(i),-1===this.hls.loadLevel&&(this.hls.nextLoadLevel=0)))}))):t.supportedResult=$e}if((w&&t.codecSet!==w||x&&t.videoRange!==x||h&&k>t.frameRate||!h&&k>0&&k<t.frameRate||t.supportedResult&&(null==(D=t.supportedResult.decodingInfoResults)||!D[0].smooth))&&(!_||l!==T)){L.push(l);continue}const m=t.details,b=(p?null==m?void 0:m.partTarget:null==m?void 0:m.averagetargetduration)||A;let E;E=h?o*e:s*e;const I=A&&r>=2*A&&0===a?t.averageBitrate:t.maxBitrate,R=this.getTimeToLoadFrag(M,E,I*b,void 0===m);if(E>=I&&(l===u||0===t.loadError&&0===t.fragmentError)&&(R<=M||!i(R)||y&&!this.bitrateTestDelay||R<c)){const e=this.forcedAutoLevel;return l===g||-1!==e&&e===g||(L.length&&this.trace(`Skipped level(s) ${L.join(",")} of ${n} max with CODECS and VIDEO-RANGE:"${f[L[0]].codecs}" ${f[L[0]].videoRange}; not compatible with "${w}" ${x}`),this.info(`switch candidate:${d}->${l} adjustedbw(${Math.round(E)})-bitrate=${Math.round(E-I)} ttfb:${M.toFixed(1)} avgDuration:${b.toFixed(1)} maxFetchDuration:${c.toFixed(1)} fetchDuration:${R.toFixed(1)} firstSelection:${_} codecSet:${t.codecSet} videoRange:${t.videoRange} hls.loadLevel:${g}`)),_&&(this.firstSelection=l),l}}return-1}set nextAutoLevel(e){const t=this.deriveNextAutoLevel(e);this._nextAutoLevel!==t&&(this.nextAutoLevelKey="",this._nextAutoLevel=t)}deriveNextAutoLevel(e){const{maxAutoLevel:t,minAutoLevel:n}=this.hls;return Math.min(Math.max(e,n),t)}},bufferController:class extends x{constructor(e,t){var n;super("buffer-controller",e.logger),this.hls=void 0,this.fragmentTracker=void 0,this.details=null,this._objectUrl=null,this.operationQueue=null,this.bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.blockedAudioAppend=null,this.lastVideoAppendEnd=0,this.appendSource=void 0,this.transferData=void 0,this.overrides=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.sourceBuffers=[[null,null],[null,null]],this._onEndStreaming=e=>{var t;this.hls&&"open"===(null==(t=this.mediaSource)?void 0:t.readyState)&&this.hls.pauseBuffering()},this._onStartStreaming=e=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=e=>{const{media:t,mediaSource:n}=this;e&&this.log("Media source opened"),t&&n&&(n.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("emptied",this._onMediaEmptied),this.updateDuration(),this.hls.trigger(l.MEDIA_ATTACHED,{media:t,mediaSource:n}),null!==this.mediaSource&&this.checkPendingTracks())},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:e,_objectUrl:t}=this;e!==t&&this.error(`Media element src was set while attaching MediaSource (${t} > ${e})`)},this.hls=e,this.fragmentTracker=t,this.appendSource=(n=M(e.config.preferManagedMediaSource),"undefined"!=typeof self&&n===self.ManagedMediaSource),this.initTracks(),this.registerListeners()}hasSourceTypes(){return Object.keys(this.tracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.transferData=this.overrides=void 0,this.operationQueue&&(this.operationQueue.destroy(),this.operationQueue=null),this.hls=this.fragmentTracker=null,this._onMediaSourceOpen=this._onMediaSourceClose=null,this._onMediaSourceEnded=null,this._onStartStreaming=this._onEndStreaming=null}registerListeners(){const{hls:e}=this;e.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.BUFFER_RESET,this.onBufferReset,this),e.on(l.BUFFER_APPENDING,this.onBufferAppending,this),e.on(l.BUFFER_CODECS,this.onBufferCodecs,this),e.on(l.BUFFER_EOS,this.onBufferEos,this),e.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(l.FRAG_PARSED,this.onFragParsed,this),e.on(l.FRAG_CHANGED,this.onFragChanged,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.BUFFER_RESET,this.onBufferReset,this),e.off(l.BUFFER_APPENDING,this.onBufferAppending,this),e.off(l.BUFFER_CODECS,this.onBufferCodecs,this),e.off(l.BUFFER_EOS,this.onBufferEos,this),e.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(l.FRAG_PARSED,this.onFragParsed,this),e.off(l.FRAG_CHANGED,this.onFragChanged,this),e.off(l.ERROR,this.onError,this)}transferMedia(){const{media:e,mediaSource:t}=this;if(!e)return null;const n={};if(this.operationQueue){const e=this.isUpdating();e||this.operationQueue.removeBlockers();const t=this.isQueued();(e||t)&&this.warn(`Transfering MediaSource with${t?" operations in queue":""}${e?" updating SourceBuffer(s)":""} ${this.operationQueue}`),this.operationQueue.destroy()}const i=this.transferData;return!this.sourceBufferCount&&i&&i.mediaSource===t?y(n,i.tracks):this.sourceBuffers.forEach((e=>{const[t]=e;t&&(n[t]=y({},this.tracks[t]),this.removeBuffer(t)),e[0]=e[1]=null})),{media:e,mediaSource:t,tracks:n}}initTracks(){this.sourceBuffers=[[null,null],[null,null]],this.tracks={},this.resetQueue(),this.resetAppendErrors(),this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.lastVideoAppendEnd=0}onManifestLoading(){this.bufferCodecEventsTotal=0,this.details=null}onManifestParsed(e,t){var n;let i=2;(t.audio&&!t.video||!t.altAudio)&&(i=1),this.bufferCodecEventsTotal=i,this.log(`${i} bufferCodec event(s) expected.`),null!=(n=this.transferData)&&n.mediaSource&&this.sourceBufferCount&&i&&this.bufferCreated()}onMediaAttaching(e,t){const n=this.media=t.media,i=M(this.appendSource);if(this.transferData=this.overrides=void 0,n&&i){const e=!!t.mediaSource;(e||t.overrides)&&(this.transferData=t,this.overrides=t.overrides);const r=this.mediaSource=t.mediaSource||new i;if(this.assignMediaSource(r),e)this._objectUrl=n.src,this.attachTransferred();else{const e=this._objectUrl=self.URL.createObjectURL(r);if(this.appendSource)try{n.removeAttribute("src");const t=self.ManagedMediaSource;n.disableRemotePlayback=n.disableRemotePlayback||t&&r instanceof t,la(n),function(e,t){const n=self.document.createElement("source");n.type="video/mp4",n.src=t,e.appendChild(n)}(n,e),n.load()}catch(t){n.src=e}else n.src=e}n.addEventListener("emptied",this._onMediaEmptied)}}assignMediaSource(e){var t,n;this.log(`${(null==(t=this.transferData)?void 0:t.mediaSource)===e?"transferred":"created"} media source: ${null==(n=e.constructor)?void 0:n.name}`),e.addEventListener("sourceopen",this._onMediaSourceOpen),e.addEventListener("sourceended",this._onMediaSourceEnded),e.addEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(e.addEventListener("startstreaming",this._onStartStreaming),e.addEventListener("endstreaming",this._onEndStreaming))}attachTransferred(){const e=this.media,t=this.transferData;if(!t||!e)return;const n=this.tracks,i=t.tracks,r=i?Object.keys(i):null,a=r?r.length:0,s=()=>{this.media&&this.mediaSourceOpenOrEnded&&this._onMediaSourceOpen()};if(i&&r&&a){if(!this.tracksReady)return this.hls.config.startFragPrefetch=!0,void this.log("attachTransferred: waiting for SourceBuffer track info");if(this.log(`attachTransferred: (bufferCodecEventsTotal ${this.bufferCodecEventsTotal})\nrequired tracks: ${Qe(n,((e,t)=>"initSegment"===e?void 0:t))};\ntransfer tracks: ${Qe(i,((e,t)=>"initSegment"===e?void 0:t))}}`),!L(i,n)){t.mediaSource=null,t.tracks=void 0;const r=e.currentTime,a=this.details,s=Math.max(r,(null==a?void 0:a.fragments[0].start)||0);return s-r>1?void this.log(`attachTransferred: waiting for playback to reach new tracks start time ${r} -> ${s}`):(this.warn(`attachTransferred: resetting MediaSource for incompatible tracks ("${Object.keys(i)}"->"${Object.keys(n)}") start time: ${s} currentTime: ${r}`),this.onMediaDetaching(l.MEDIA_DETACHING,{}),this.onMediaAttaching(l.MEDIA_ATTACHING,t),void(e.currentTime=s))}this.transferData=void 0,r.forEach((e=>{const t=e,n=i[t];if(n){const e=n.buffer;if(e){const i=this.fragmentTracker,r=n.id;if(i.hasFragments(r)||i.hasParts(r)){const n=Zt.getBuffered(e);i.detectEvictedFragments(t,n,r,null,!0)}const a=ca(t),s=[t,e];this.sourceBuffers[a]=s,e.updating&&this.operationQueue&&this.operationQueue.prependBlocker(t),this.trackSourceBuffer(t,n)}}})),s(),this.bufferCreated()}else this.log("attachTransferred: MediaSource w/o SourceBuffers"),s()}get mediaSourceOpenOrEnded(){var e;const t=null==(e=this.mediaSource)?void 0:e.readyState;return"open"===t||"ended"===t}onMediaDetaching(e,t){const n=!!t.transferMedia;this.transferData=this.overrides=void 0;const{media:i,mediaSource:r,_objectUrl:a}=this;if(r){if(this.log("media source "+(n?"transferring":"detaching")),n)this.sourceBuffers.forEach((([e])=>{e&&this.removeBuffer(e)})),this.resetQueue();else{if(this.mediaSourceOpenOrEnded){const e="open"===r.readyState;try{const t=r.sourceBuffers;for(let n=t.length;n--;)e&&t[n].abort(),r.removeSourceBuffer(t[n]);e&&r.endOfStream()}catch(e){this.warn(`onMediaDetaching: ${e.message} while calling endOfStream`)}}this.sourceBufferCount&&this.onBufferReset()}r.removeEventListener("sourceopen",this._onMediaSourceOpen),r.removeEventListener("sourceended",this._onMediaSourceEnded),r.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(r.removeEventListener("startstreaming",this._onStartStreaming),r.removeEventListener("endstreaming",this._onEndStreaming)),this.mediaSource=null,this._objectUrl=null}i&&(i.removeEventListener("emptied",this._onMediaEmptied),n||(a&&self.URL.revokeObjectURL(a),this.mediaSrc===a?(i.removeAttribute("src"),this.appendSource&&la(i),i.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.media=null),this.hls.trigger(l.MEDIA_DETACHED,t)}onBufferReset(){this.sourceBuffers.forEach((([e])=>{e&&this.resetBuffer(e)})),this.initTracks()}resetBuffer(e){var t;const n=null==(t=this.tracks[e])?void 0:t.buffer;if(this.removeBuffer(e),n)try{var i;null!=(i=this.mediaSource)&&i.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(n)}catch(t){this.warn(`onBufferReset ${e}`,t)}delete this.tracks[e]}removeBuffer(e){this.removeBufferListeners(e),this.sourceBuffers[ca(e)]=[null,null];const t=this.tracks[e];t&&(t.buffer=void 0)}resetQueue(){this.operationQueue&&this.operationQueue.destroy(),this.operationQueue=new ra(this.tracks)}onBufferCodecs(e,t){const n=this.tracks,i=Object.keys(t);this.log(`BUFFER_CODECS: "${i}" (current SB count ${this.sourceBufferCount})`);const r="audiovideo"in t&&(n.audio||n.video)||n.audiovideo&&("audio"in t||"video"in t),a=!r&&this.sourceBufferCount&&this.media&&i.some((e=>!n[e]));r||a?this.warn(`Unsupported transition between "${Object.keys(n)}" and "${i}" SourceBuffers`):(i.forEach((e=>{var i,r,a;const s=t[e],{id:o,codec:l,levelCodec:c,container:u,metadata:d,supplemental:h}=s;let p=n[e];const f=null==(i=this.transferData)||null==(r=i.tracks)?void 0:r[e],m=null!=f&&f.buffer?f:p,g=(null==m?void 0:m.pendingCodec)||(null==m?void 0:m.codec),v=null==m?void 0:m.levelCodec;p||(p=n[e]={buffer:void 0,listeners:[],codec:l,supplemental:h,container:u,levelCodec:c,metadata:d,id:o});const b=Pe(g,v),y=null==b?void 0:b.replace(aa,"$1");let _=Pe(l,c);const w=null==(a=_)?void 0:a.replace(aa,"$1");_&&b&&y!==w&&("audio"===e.slice(0,5)&&(_=Re(_,this.appendSource)),this.log(`switching codec ${g} to ${_}`),_!==(p.pendingCodec||p.codec)&&(p.pendingCodec=_),p.container=u,this.appendChangeType(e,u,_))})),(this.tracksReady||this.sourceBufferCount)&&(t.tracks=this.sourceBufferTracks),this.sourceBufferCount||this.mediaSourceOpenOrEnded&&this.checkPendingTracks())}get sourceBufferTracks(){return Object.keys(this.tracks).reduce(((e,t)=>{const n=this.tracks[t];return e[t]={id:n.id,container:n.container,codec:n.codec,levelCodec:n.levelCodec},e}),{})}appendChangeType(e,t,n){const i=`${t};codecs=${n}`,r={label:`change-type=${i}`,execute:()=>{const r=this.tracks[e];if(r){const a=r.buffer;null!=a&&a.changeType&&(this.log(`changing ${e} sourceBuffer type to ${i}`),a.changeType(i),r.codec=n,r.container=t)}this.shiftAndExecuteNext(e)},onStart:()=>{},onComplete:()=>{},onError:t=>{this.warn(`Failed to change ${e} SourceBuffer type`,t)}};this.append(r,e,this.isPending(this.tracks[e]))}blockAudio(e){var t;const n=e.start,i=n+.05*e.duration;if(!0===(null==(t=this.fragmentTracker.getAppendedFrag(n,p))?void 0:t.gap))return;const r={label:"block-audio",execute:()=>{var e;const t=this.tracks.video;(this.lastVideoAppendEnd>i||null!=t&&t.buffer&&Zt.isBuffered(t.buffer,i)||!0===(null==(e=this.fragmentTracker.getAppendedFrag(i,p))?void 0:e.gap))&&(this.blockedAudioAppend=null,this.shiftAndExecuteNext("audio"))},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn("Error executing block-audio operation",e)}};this.blockedAudioAppend={op:r,frag:e},this.append(r,"audio",!0)}unblockAudio(){const{blockedAudioAppend:e,operationQueue:t}=this;e&&t&&(this.blockedAudioAppend=null,t.unblockAudio(e.op))}onBufferAppending(e,t){const{tracks:n}=this,{data:i,type:r,parent:a,frag:c,part:u,chunkMeta:d}=t,h=d.buffering[r],p=c.sn,f=self.performance.now();h.start=f;const m=c.stats.buffering,g=u?u.stats.buffering:null;0===m.start&&(m.start=f),g&&0===g.start&&(g.start=f);const v=n.audio;let b=!1;"audio"===r&&"audio/mpeg"===(null==v?void 0:v.container)&&(b=!this.lastMpegAudioChunk||1===d.id||this.lastMpegAudioChunk.sn!==d.sn,this.lastMpegAudioChunk=d);const y=this.tracks.video,_=null==y?void 0:y.buffer;if(_&&"initSegment"!==p){const e=u||c,t=this.blockedAudioAppend;if("audio"!==r||"main"===a||this.blockedAudioAppend){if("video"===r){const n=e.end;if(t){const e=t.frag.start;(n>e||n<this.lastVideoAppendEnd||Zt.isBuffered(_,e))&&this.unblockAudio()}this.lastVideoAppendEnd=n}}else{const t=e.start+.05*e.duration,n=_.buffered,i=this.currentOp("video");n.length||i?!i&&!Zt.isBuffered(_,t)&&this.lastVideoAppendEnd<t&&this.blockAudio(e):this.blockAudio(e)}}const w=(u||c).start,x={label:`append-${r}`,execute:()=>{if(h.executeStart=self.performance.now(),b){const e=this.tracks[r];if(e){const t=e.buffer;if(t){const e=w-t.timestampOffset;Math.abs(e)>=.1&&(this.log(`Updating audio SourceBuffer timestampOffset to ${w} (delta: ${e}) sn: ${p})`),t.timestampOffset=w)}}}this.appendExecutor(i,r)},onStart:()=>{},onComplete:()=>{const e=self.performance.now();h.executeEnd=h.end=e,0===m.first&&(m.first=e),g&&0===g.first&&(g.first=e);const t={};this.sourceBuffers.forEach((([e,n])=>{e&&(t[e]=Zt.getBuffered(n))})),this.appendErrors[r]=0,"audio"===r||"video"===r?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(l.BUFFER_APPENDED,{type:r,frag:c,part:u,chunkMeta:d,parent:c.type,timeRanges:t})},onError:e=>{var t;const n={type:s.MEDIA_ERROR,parent:c.type,details:o.BUFFER_APPEND_ERROR,sourceBufferName:r,frag:c,part:u,chunkMeta:d,error:e,err:e,fatal:!1},i=null==(t=this.media)?void 0:t.error;if(e.code===DOMException.QUOTA_EXCEEDED_ERR)n.details=o.BUFFER_FULL_ERROR;else if(e.code===DOMException.INVALID_STATE_ERR&&this.mediaSourceOpenOrEnded&&!i)n.errorAction=Et(!0);else if(e.name===sa&&0===this.sourceBufferCount)n.errorAction=Et(!0);else{const e=++this.appendErrors[r];this.warn(`Failed ${e}/${this.hls.config.appendErrorMaxRetry} times to append segment in "${r}" sourceBuffer (${i||"no media error"})`),(e>=this.hls.config.appendErrorMaxRetry||i)&&(n.fatal=!0)}this.hls.trigger(l.ERROR,n)}};this.append(x,r,this.isPending(this.tracks[r]))}getFlushOp(e,t,n){return this.log(`queuing "${e}" remove ${t}-${n}`),{label:"remove",execute:()=>{this.removeExecutor(e,t,n)},onStart:()=>{},onComplete:()=>{this.hls.trigger(l.BUFFER_FLUSHED,{type:e})},onError:i=>{this.warn(`Failed to remove ${t}-${n} from "${e}" SourceBuffer`,i)}}}onBufferFlushing(e,t){const{type:n,startOffset:i,endOffset:r}=t;n?this.append(this.getFlushOp(n,i,r),n):this.sourceBuffers.forEach((([e])=>{e&&this.append(this.getFlushOp(e,i,r),e)}))}onFragParsed(e,t){const{frag:n,part:i}=t,r=[],a=i?i.elementaryStreams:n.elementaryStreams;a[H]?r.push("audiovideo"):(a[j]&&r.push("audio"),a[q]&&r.push("video"));0===r.length&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${n.type} level: ${n.level} sn: ${n.sn}`),this.blockBuffers((()=>{const e=self.performance.now();n.stats.buffering.end=e,i&&(i.stats.buffering.end=e);const t=i?i.stats:n.stats;this.hls.trigger(l.FRAG_BUFFERED,{frag:n,part:i,stats:t,id:n.type})}),r).catch((e=>{this.warn(`Fragment buffered callback ${e}`),this.stepOperationQueue(this.sourceBufferTypes)}))}onFragChanged(e,t){this.trimBuffers()}get bufferedToEnd(){return this.sourceBufferCount>0&&!this.sourceBuffers.some((([e])=>{var t,n;return e&&(!(null!=(t=this.tracks[e])&&t.ended)||(null==(n=this.tracks[e])?void 0:n.ending))}))}onBufferEos(e,t){var n;this.sourceBuffers.forEach((([e])=>{if(e){const n=this.tracks[e];t.type&&t.type!==e||(n.ending=!0,n.ended||(n.ended=!0,this.log(`${e} buffer reached EOS`)))}}));const i=!1!==(null==(n=this.overrides)?void 0:n.endOfStream);this.sourceBufferCount>0&&!this.sourceBuffers.some((([e])=>{var t;return e&&!(null!=(t=this.tracks[e])&&t.ended)}))&&(i?(this.log("Queueing EOS"),this.blockUntilOpen((()=>{this.tracksEnded();const{mediaSource:e}=this;e&&"open"===e.readyState?(this.log("Calling mediaSource.endOfStream()"),e.endOfStream(),this.hls.trigger(l.BUFFERED_TO_END,void 0)):e&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${e.readyState}`)}))):(this.tracksEnded(),this.hls.trigger(l.BUFFERED_TO_END,void 0)))}tracksEnded(){this.sourceBuffers.forEach((([e])=>{if(null!==e){const t=this.tracks[e];t&&(t.ending=!1)}}))}onLevelUpdated(e,{details:t}){t.fragments.length&&(this.details=t,this.updateDuration())}updateDuration(){const e=this.getDurationAndRange();e&&this.blockUntilOpen((()=>this.updateMediaSource(e)))}onError(e,t){if(t.details===o.BUFFER_APPEND_ERROR&&t.frag){var n;const e=null==(n=t.errorAction)?void 0:n.nextAutoLevel;i(e)&&e!==t.frag.level&&this.resetAppendErrors()}}resetAppendErrors(){this.appendErrors={audio:0,video:0,audiovideo:0}}trimBuffers(){const{hls:e,details:t,media:n}=this;if(!n||null===t)return;if(!this.sourceBufferCount)return;const r=e.config,a=n.currentTime,s=t.levelTargetDuration,o=t.live&&null!==r.liveBackBufferLength?r.liveBackBufferLength:r.backBufferLength;if(i(o)&&o>=0){const e=Math.max(o,s),t=Math.floor(a/s)*s-e;this.flushBackBuffer(a,s,t)}if(i(r.frontBufferFlushThreshold)&&r.frontBufferFlushThreshold>0){const e=Math.max(r.maxBufferLength,r.frontBufferFlushThreshold),t=Math.max(e,s),n=Math.floor(a/s)*s+t;this.flushFrontBuffer(a,s,n)}}flushBackBuffer(e,t,n){this.sourceBuffers.forEach((([e,t])=>{if(t){const r=Zt.getBuffered(t);if(r.length>0&&n>r.start(0)){var i;this.hls.trigger(l.BACK_BUFFER_REACHED,{bufferEnd:n});const t=this.tracks[e];if(null!=(i=this.details)&&i.live)this.hls.trigger(l.LIVE_BACK_BUFFER_REACHED,{bufferEnd:n});else if(null!=t&&t.ended)return void this.log(`Cannot flush ${e} back buffer while SourceBuffer is in ended state`);this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:n,type:e})}}}))}flushFrontBuffer(e,t,n){this.sourceBuffers.forEach((([t,i])=>{if(i){const r=Zt.getBuffered(i),a=r.length;if(a<2)return;const s=r.start(a-1),o=r.end(a-1);if(n>s||e>=s&&e<=o)return;this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:s,endOffset:1/0,type:t})}}))}getDurationAndRange(){var e;const{details:t,mediaSource:n}=this;if(!t||!this.media||"open"!==(null==n?void 0:n.readyState))return null;const r=t.edge;if(t.live&&this.hls.config.liveDurationInfinity){if(t.fragments.length&&t.live&&n.setLiveSeekableRange){const e=Math.max(0,t.fragmentStart);return{duration:1/0,start:e,end:Math.max(e,r)}}return{duration:1/0}}const a=null==(e=this.overrides)?void 0:e.duration;if(a)return i(a)?{duration:a}:null;const s=this.media.duration;return r>(i(n.duration)?n.duration:0)&&r>s||!i(s)?{duration:r}:null}updateMediaSource({duration:e,start:t,end:n}){const r=this.mediaSource;this.media&&r&&"open"===r.readyState&&(r.duration!==e&&(i(e)&&this.log(`Updating MediaSource duration to ${e.toFixed(3)}`),r.duration=e),void 0!==t&&void 0!==n&&(this.log(`MediaSource duration is set to ${r.duration}. Setting seekable range to ${t}-${n}.`),r.setLiveSeekableRange(t,n)))}get tracksReady(){const e=this.pendingTrackCount;return e>0&&(e>=this.bufferCodecEventsTotal||this.isPending(this.tracks.audiovideo))}checkPendingTracks(){const{bufferCodecEventsTotal:e,pendingTrackCount:t,tracks:n}=this;if(this.log(`checkPendingTracks (pending: ${t} codec events expected: ${e}) ${Qe(n)}`),this.tracksReady){var i;const e=null==(i=this.transferData)?void 0:i.tracks;e&&Object.keys(e).length?this.attachTransferred():this.createSourceBuffers()}}bufferCreated(){if(this.sourceBufferCount){const e={};this.sourceBuffers.forEach((([t,n])=>{if(t){const i=this.tracks[t];e[t]={buffer:n,container:i.container,codec:i.codec,supplemental:i.supplemental,levelCodec:i.levelCodec,id:i.id,metadata:i.metadata}}})),this.hls.trigger(l.BUFFER_CREATED,{tracks:e}),this.log(`SourceBuffers created. Running queue: ${this.operationQueue}`),this.sourceBuffers.forEach((([e])=>{this.executeNext(e)}))}else{const e=new Error("could not create source buffer for media codec(s)");this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:e,reason:e.message})}}createSourceBuffers(){const{tracks:e,sourceBuffers:t,mediaSource:n}=this;if(!n)throw new Error("createSourceBuffers called when mediaSource was null");for(const r in e){const a=r,c=e[a];if(this.isPending(c)){const e=this.getTrackCodec(c,a),r=`${c.container};codecs=${e}`;c.codec=e,this.log(`creating sourceBuffer(${r})${this.currentOp(a)?" Queued":""} ${Qe(c)}`);try{const e=n.addSourceBuffer(r),i=ca(a),s=[a,e];t[i]=s,c.buffer=e}catch(e){var i;return this.error(`error while trying to add sourceBuffer: ${e.message}`),this.shiftAndExecuteNext(a),null==(i=this.operationQueue)||i.removeBlockers(),delete this.tracks[a],void this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,sourceBufferName:a,mimeType:r,parent:c.id})}this.trackSourceBuffer(a,c)}}this.bufferCreated()}getTrackCodec(e,t){const n=e.supplemental;let i=e.codec;n&&("video"===t||"audiovideo"===t)&&Ce(n,"video")&&(i=function(e,t){const n=[];if(e){const t=e.split(",");for(let e=0;e<t.length;e++)Ee(t[e],"video")||n.push(t[e])}return t&&n.push(t),n.join(",")}(i,n));const r=Pe(i,e.levelCodec);return r?"audio"===t.slice(0,5)?Re(r,this.appendSource):r:""}trackSourceBuffer(e,t){const n=t.buffer;if(!n)return;const i=this.getTrackCodec(t,e);this.tracks[e]={buffer:n,codec:i,container:t.container,levelCodec:t.levelCodec,supplemental:t.supplemental,metadata:t.metadata,id:t.id,listeners:[]},this.removeBufferListeners(e),this.addBufferListener(e,"updatestart",this.onSBUpdateStart),this.addBufferListener(e,"updateend",this.onSBUpdateEnd),this.addBufferListener(e,"error",this.onSBUpdateError),this.appendSource&&this.addBufferListener(e,"bufferedchange",((e,t)=>{const n=t.removedRanges;null!=n&&n.length&&this.hls.trigger(l.BUFFER_FLUSHED,{type:e})}))}get mediaSrc(){var e,t;const n=(null==(e=this.media)||null==(t=e.querySelector)?void 0:t.call(e,"source"))||this.media;return null==n?void 0:n.src}onSBUpdateStart(e){const t=this.currentOp(e);t&&t.onStart()}onSBUpdateEnd(e){var t;if("closed"===(null==(t=this.mediaSource)?void 0:t.readyState))return void this.resetBuffer(e);const n=this.currentOp(e);n&&(n.onComplete(),this.shiftAndExecuteNext(e))}onSBUpdateError(e,t){var n;const i=new Error(`${e} SourceBuffer error. MediaSource readyState: ${null==(n=this.mediaSource)?void 0:n.readyState}`);this.error(`${i}`,t),this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_APPENDING_ERROR,sourceBufferName:e,error:i,fatal:!1});const r=this.currentOp(e);r&&r.onError(i)}removeExecutor(e,t,n){const{media:r,mediaSource:a}=this,s=this.tracks[e],o=null==s?void 0:s.buffer;if(!r||!a||!o)return this.warn(`Attempting to remove from the ${e} SourceBuffer, but it does not exist`),void this.shiftAndExecuteNext(e);const l=i(r.duration)?r.duration:1/0,c=i(a.duration)?a.duration:1/0,u=Math.max(0,t),d=Math.min(n,l,c);d>u&&(!s.ending||s.ended)?(s.ended=!1,this.log(`Removing [${u},${d}] from the ${e} SourceBuffer`),o.remove(u,d)):this.shiftAndExecuteNext(e)}appendExecutor(e,t){const n=this.tracks[t],i=null==n?void 0:n.buffer;if(!i)throw new oa(`Attempting to append to the ${t} SourceBuffer, but it does not exist`);n.ending=!1,n.ended=!1,i.appendBuffer(e)}blockUntilOpen(e){if(this.isUpdating()||this.isQueued())this.blockBuffers(e).catch((e=>{this.warn(`SourceBuffer blocked callback ${e}`),this.stepOperationQueue(this.sourceBufferTypes)}));else try{e()}catch(e){this.warn(`Callback run without blocking ${this.operationQueue} ${e}`)}}isUpdating(){return this.sourceBuffers.some((([e,t])=>e&&t.updating))}isQueued(){return this.sourceBuffers.some((([e])=>e&&!!this.currentOp(e)))}isPending(e){return!!e&&!e.buffer}blockBuffers(e,t=this.sourceBufferTypes){if(!t.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),Promise.resolve().then(e);const{operationQueue:n}=this,i=t.map((e=>this.appendBlocker(e)));return t.length>1&&!!this.blockedAudioAppend&&this.unblockAudio(),Promise.all(i).then((t=>{n===this.operationQueue&&(e(),this.stepOperationQueue(this.sourceBufferTypes))}))}stepOperationQueue(e){e.forEach((e=>{var t;const n=null==(t=this.tracks[e])?void 0:t.buffer;n&&!n.updating&&this.shiftAndExecuteNext(e)}))}append(e,t,n){this.operationQueue&&this.operationQueue.append(e,t,n)}appendBlocker(e){if(this.operationQueue)return this.operationQueue.appendBlocker(e)}currentOp(e){return this.operationQueue?this.operationQueue.current(e):null}executeNext(e){e&&this.operationQueue&&this.operationQueue.executeNext(e)}shiftAndExecuteNext(e){this.operationQueue&&this.operationQueue.shiftAndExecuteNext(e)}get pendingTrackCount(){return Object.keys(this.tracks).reduce(((e,t)=>e+(this.isPending(this.tracks[t])?1:0)),0)}get sourceBufferCount(){return this.sourceBuffers.reduce(((e,[t])=>e+(t?1:0)),0)}get sourceBufferTypes(){return this.sourceBuffers.map((([e])=>e)).filter((e=>!!e))}addBufferListener(e,t,n){const i=this.tracks[e];if(!i)return;const r=i.buffer;if(!r)return;const a=n.bind(this,e);i.listeners.push({event:t,listener:a}),r.addEventListener(t,a)}removeBufferListeners(e){const t=this.tracks[e];if(!t)return;const n=t.buffer;n&&(t.listeners.forEach((e=>{n.removeEventListener(e.event,e.listener)})),t.listeners.length=0)}},capLevelController:ua,errorController:class extends x{constructor(e){super("error-controller",e.logger),this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.hls=e,this.registerListeners()}registerListeners(){const e=this.hls;e.on(l.ERROR,this.onError,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const e=this.hls;e&&(e.off(l.ERROR,this.onError,this),e.off(l.ERROR,this.onErrorOut,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}}startLoad(e){}stopLoad(){this.playlistError=0}getVariantLevelIndex(e){return(null==e?void 0:e.type)===p?e.level:this.hls.loadLevel}onManifestLoading(){this.playlistError=0,this.penalizedRenditions={}}onLevelUpdated(){this.playlistError=0}onError(e,t){var n;if(t.fatal)return;const i=this.hls,r=t.context;switch(t.details){case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:return void(t.errorAction=this.getFragRetryOrSwitchAction(t));case o.FRAG_PARSING_ERROR:if(null!=(n=t.frag)&&n.gap)return void(t.errorAction=Et());case o.FRAG_GAP:case o.FRAG_DECRYPT_ERROR:return t.errorAction=this.getFragRetryOrSwitchAction(t),void(t.errorAction.action=yt);case o.LEVEL_EMPTY_ERROR:case o.LEVEL_PARSING_ERROR:{var a,l;const e=t.parent===p?t.level:i.loadLevel;t.details===o.LEVEL_EMPTY_ERROR&&null!=(a=t.context)&&null!=(l=a.levelDetails)&&l.live?t.errorAction=this.getPlaylistRetryOrSwitchAction(t,e):(t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,e))}return;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==r?void 0:r.level)&&(t.errorAction=this.getPlaylistRetryOrSwitchAction(t,r.level)));case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.SUBTITLE_LOAD_ERROR:case o.SUBTITLE_TRACK_LOAD_TIMEOUT:if(r){const e=i.loadLevelObj;if(e&&(r.type===d&&e.hasAudioGroup(r.groupId)||r.type===h&&e.hasSubtitleGroup(r.groupId)))return t.errorAction=this.getPlaylistRetryOrSwitchAction(t,i.loadLevel),t.errorAction.action=yt,void(t.errorAction.flags=kt)}return;case o.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:{const e=i.loadLevelObj,n=null==e?void 0:e.attrs["HDCP-LEVEL"];n?t.errorAction={action:yt,flags:St,hdcpLevel:n}:this.keySystemError(t)}return;case o.BUFFER_ADD_CODEC_ERROR:case o.REMUX_ALLOC_ERROR:case o.BUFFER_APPEND_ERROR:var c;if(!t.errorAction)t.errorAction=this.getLevelSwitchAction(t,null!=(c=t.level)?c:i.loadLevel);return;case o.INTERNAL_EXCEPTION:case o.BUFFER_APPENDING_ERROR:case o.BUFFER_FULL_ERROR:case o.LEVEL_SWITCH_ERROR:case o.BUFFER_STALLED_ERROR:case o.BUFFER_SEEK_OVER_HOLE:case o.BUFFER_NUDGE_ON_STALL:return void(t.errorAction=Et())}t.type===s.KEY_SYSTEM_ERROR&&this.keySystemError(t)}keySystemError(e){const t=this.getVariantLevelIndex(e.frag);e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t)}getPlaylistRetryOrSwitchAction(e,t){const n=ft(this.hls.config.playlistLoadPolicy,e),i=this.playlistError++;if(vt(n,i,pt(e),e.response))return{action:wt,flags:xt,retryConfig:n,retryCount:i};const r=this.getLevelSwitchAction(e,t);return n&&(r.retryConfig=n,r.retryCount=i),r}getFragRetryOrSwitchAction(e){const t=this.hls,n=this.getVariantLevelIndex(e.frag),i=t.levels[n],{fragLoadPolicy:r,keyLoadPolicy:a}=t.config,s=ft(e.details.startsWith("key")?a:r,e),l=t.levels.reduce(((e,t)=>e+t.fragmentError),0);if(i){e.details!==o.FRAG_GAP&&i.fragmentError++;if(vt(s,l,pt(e),e.response))return{action:wt,flags:xt,retryConfig:s,retryCount:l}}const c=this.getLevelSwitchAction(e,n);return s&&(c.retryConfig=s,c.retryCount=l),c}getLevelSwitchAction(e,t){const n=this.hls;null==t&&(t=n.loadLevel);const i=this.hls.levels[t];if(i){var r,a;const t=e.details;i.loadError++,t===o.BUFFER_APPEND_ERROR&&i.fragmentError++;let c=-1;const{levels:u,loadLevel:g,minAutoLevel:v,maxAutoLevel:b}=n;n.autoLevelEnabled||n.config.preserveManualLevelOnError||(n.loadLevel=-1);const y=null==(r=e.frag)?void 0:r.type,_=(y===f&&t===o.FRAG_PARSING_ERROR||"audio"===e.sourceBufferName&&(t===o.BUFFER_ADD_CODEC_ERROR||t===o.BUFFER_APPEND_ERROR))&&u.some((({audioCodec:e})=>i.audioCodec!==e)),w="video"===e.sourceBufferName&&(t===o.BUFFER_ADD_CODEC_ERROR||t===o.BUFFER_APPEND_ERROR)&&u.some((({codecSet:e,audioCodec:t})=>i.codecSet!==e&&i.audioCodec===t)),{type:x,groupId:k}=null!=(a=e.context)?a:{};for(let n=u.length;n--;){const r=(n+g)%u.length;if(r!==g&&r>=v&&r<=b&&0===u[r].loadError){var s,l;const n=u[r];if(t===o.FRAG_GAP&&y===p&&e.frag){const t=u[r].details;if(t){const n=ct(e.frag,t.fragments,e.frag.start);if(null!=n&&n.gap)continue}}else{if(x===d&&n.hasAudioGroup(k)||x===h&&n.hasSubtitleGroup(k))continue;if(y===f&&null!=(s=i.audioGroups)&&s.some((e=>n.hasAudioGroup(e)))||y===m&&null!=(l=i.subtitleGroups)&&l.some((e=>n.hasSubtitleGroup(e)))||_&&i.audioCodec===n.audioCodec||!_&&i.audioCodec!==n.audioCodec||w&&i.codecSet===n.codecSet)continue}c=r;break}}if(c>-1&&n.loadLevel!==c)return e.levelRetry=!0,this.playlistError=0,{action:yt,flags:xt,nextAutoLevel:c}}return{action:yt,flags:kt}}onErrorOut(e,t){var n;switch(null==(n=t.errorAction)?void 0:n.action){case bt:break;case yt:this.sendAlternateToPenaltyBox(t),t.errorAction.resolved||t.details===o.FRAG_GAP?/MediaSource readyState: ended/.test(t.error.message)&&(this.warn(`MediaSource ended after "${t.sourceBufferName}" sourceBuffer append error. Attempting to recover from media error.`),this.hls.recoverMediaError()):t.fatal=!0}t.fatal&&this.hls.stopLoad()}sendAlternateToPenaltyBox(e){const t=this.hls,n=e.errorAction;if(!n)return;const{flags:i,hdcpLevel:r,nextAutoLevel:a}=n;switch(i){case xt:this.switchLevel(e,a);break;case St:r&&(t.maxHdcpLevel=je[je.indexOf(r)-1],n.resolved=!0),this.warn(`Restricting playback to HDCP-LEVEL of "${t.maxHdcpLevel}" or lower`)}n.resolved||this.switchLevel(e,a)}switchLevel(e,t){if(void 0!==t&&e.errorAction&&(this.warn(`switching to level ${t} after ${e.details}`),this.hls.nextAutoLevel=t,e.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel,e.details===o.BUFFER_ADD_CODEC_ERROR&&e.mimeType&&"audiovideo"!==e.sourceBufferName)){const t=Be(e.mimeType),n=this.hls.levels;for(let i=n.length;i--;)n[i][`${e.sourceBufferName}Codec`]===t&&this.hls.removeLevel(i)}}},fpsController:class{constructor(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}setStreamController(e){this.streamController=e}registerListeners(){this.hls.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.on(l.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListeners(){this.hls.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.off(l.MEDIA_DETACHING,this.onMediaDetaching,this)}destroy(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null}onMediaAttaching(e,t){const n=this.hls.config;if(n.capLevelOnFPSDrop){const e=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=e,e&&"function"==typeof e.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),n.fpsDroppedMonitoringPeriod)}}onMediaDetaching(){this.media=null}checkFPS(e,t,n){const i=performance.now();if(t){if(this.lastTime){const e=i-this.lastTime,r=n-this.lastDroppedFrames,a=t-this.lastDecodedFrames,s=1e3*r/e,o=this.hls;if(o.trigger(l.FPS_DROP,{currentDropped:r,currentDecoded:a,totalDroppedFrames:n}),s>0&&r>o.config.fpsDroppedMonitoringThreshold*a){let e=o.currentLevel;o.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+e),e>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=e)&&(e-=1,o.trigger(l.FPS_DROP_LEVEL_CAPPING,{level:e,droppedLevel:o.currentLevel}),o.autoLevelCapping=e,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=n,this.lastDecodedFrames=t}}checkFPSInterval(){const e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){const t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)}},stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:Cn,requireKeySystemAccessOnStart:!1,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableEmsgKLVMetadata:!1,enableID3MetadataCues:!0,enableInterstitialPlayback:!0,interstitialAppendInPlace:!0,interstitialLiveLookAhead:10,useMediaCapabilities:!0,preserveManualLevelOnError:!1,certLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null}},keyLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"},errorRetry:{maxNumRetry:8,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"}}},manifestLoadPolicy:{default:{maxTimeToFirstByteMs:1/0,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},steeringManifestLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},interstitialAssetListLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:3e4,timeoutRetry:{maxNumRetry:0,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:0,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3},{cueHandler:ao,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}),{},{subtitleStreamController:class extends ki{constructor(e,t,n){super(e,t,n,"subtitle-stream-controller",m),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(l.LEVEL_LOADED,this.onLevelLoaded,this),e.on(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(l.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}unregisterListeners(){super.unregisterListeners();const{hls:e}=this;e.off(l.LEVEL_LOADED,this.onLevelLoaded,this),e.off(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(l.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}startLoad(e,t){this.stopLoad(),this.state=hi,this.setInterval(500),this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}onManifestLoading(){super.onManifestLoading(),this.mainDetails=null}onMediaDetaching(e,t){this.tracksBuffered=[],super.onMediaDetaching(e,t)}onLevelLoaded(e,t){this.mainDetails=t.details}onSubtitleFragProcessed(e,t){const{frag:n,success:i}=t;if(G(n)&&(this.fragPrevious=n),this.state=hi,!i)return;const r=this.tracksBuffered[this.currentTrackId];if(!r)return;let a;const s=n.start;for(let e=0;e<r.length;e++)if(s>=r[e].start&&s<=r[e].end){a=r[e];break}const o=n.start+n.duration;a?a.end=o:(a={start:s,end:o},r.push(a)),this.fragmentTracker.fragBuffered(n),this.fragBufferedComplete(n,null),this.media&&this.tick()}onBufferFlushing(e,t){const{startOffset:n,endOffset:i}=t;if(0===n&&i!==Number.POSITIVE_INFINITY){const e=i-1;if(e<=0)return;t.endOffsetSubtitles=Math.max(0,e),this.tracksBuffered.forEach((t=>{for(let n=0;n<t.length;)if(t[n].end<=e)t.shift();else{if(!(t[n].start<e))break;t[n].start=e,n++}})),this.fragmentTracker.removeFragmentsInRange(n,e,m)}}onError(e,t){const n=t.frag;(null==n?void 0:n.type)===m&&(t.details===o.FRAG_GAP&&this.fragmentTracker.fragBuffered(n,!0),this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==di&&(this.state=hi))}onSubtitleTracksUpdated(e,{subtitleTracks:t}){this.levels&&ta(this.levels,t)?this.levels=t.map((e=>new Ye(e))):(this.tracksBuffered=[],this.levels=t.map((e=>{const t=new Ye(e);return this.tracksBuffered[t.id]=[],t})),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,m),this.fragPrevious=null,this.mediaBuffer=null)}onSubtitleTrackSwitch(e,t){var n;if(this.currentTrackId=t.id,null==(n=this.levels)||!n.length||-1===this.currentTrackId)return void this.clearInterval();const i=this.levels[this.currentTrackId];null!=i&&i.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,i&&this.state!==di&&this.setInterval(500)}onSubtitleTrackLoaded(e,t){var n;const{currentTrackId:i,levels:r}=this,{details:a,id:s}=t;if(!r)return void this.warn(`Subtitle tracks were reset while loading level ${s}`);const o=r[s];if(s>=r.length||!o)return;this.log(`Subtitle track ${s} loaded [${a.startSN},${a.endSN}]${a.lastPartSn?`[part-${a.lastPartSn}-${a.lastPartIndex}]`:""},duration:${a.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let c=0;if(a.live||null!=(n=o.details)&&n.live){const e=this.mainDetails;if(a.deltaUpdateFailed||!e)return;const t=e.fragments[0];var u;if(o.details)c=this.alignPlaylists(a,o.details,null==(u=this.levelLastLoaded)?void 0:u.details),0===c&&t&&(c=t.start,Qn(a,c));else a.hasProgramDateTime&&e.hasProgramDateTime?(ci(a,e),c=a.fragmentStart):t&&(c=t.start,Qn(a,c))}if(o.details=a,this.levelLastLoaded=o,s===i&&(this.hls.trigger(l.SUBTITLE_TRACK_UPDATED,{details:a,id:s,groupId:t.groupId}),this.tick(),a.live&&!this.fragCurrent&&this.media&&this.state===hi)){ct(null,a.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}_handleFragmentLoadComplete(e){const{frag:t,payload:n}=e,i=t.decryptdata,r=this.hls;if(!this.fragContextChanged(t)&&n&&n.byteLength>0&&null!=i&&i.key&&i.iv&&on(i.method)){const e=performance.now();this.decrypter.decrypt(new Uint8Array(n),i.key.buffer,i.iv.buffer,ln(i.method)).catch((e=>{throw r.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t}),e})).then((n=>{const i=performance.now();r.trigger(l.FRAG_DECRYPTED,{frag:t,payload:n,stats:{tstart:e,tdecrypt:i}})})).catch((e=>{this.warn(`${e.name}: ${e.message}`),this.state=hi}))}}doTick(){if(this.media){if(this.state===hi){const{currentTrackId:e,levels:t}=this,n=null==t?void 0:t[e];if(!n||!t.length||!n.details)return;if(this.waitForLive(n))return;const{config:i}=this,r=this.getLoadPosition(),a=Zt.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],r,i.maxBufferHole),{end:s,len:o}=a,l=n.details;if(o>this.hls.maxBufferLength+l.levelTargetDuration)return;const c=l.fragments,u=c.length,d=l.edge;let h=null;const p=this.fragPrevious;if(s<d){const e=i.maxFragLookUpTolerance,t=s>d-e?0:e;h=ct(p,c,Math.max(c[0].start,s),t),!h&&p&&p.start<c[0].start&&(h=c[0])}else h=c[u-1];if(h=this.filterReplacedPrimary(h,n.details),!h)return;const f=c[h.sn-l.startSN-1];if(f&&f.cc===h.cc&&this.fragmentTracker.getState(f)===Ct&&(h=f),this.fragmentTracker.getState(h)===Ct){const e=this.mapToInitFragWhenRequired(h);e&&this.loadFragment(e,n,s)}}}else this.state=hi}loadFragment(e,t,n){G(e)?super.loadFragment(e,t,n):this._loadInitSegment(e,t)}get mediaBufferTimeRanges(){return new us(this.tracksBuffered[this.currentTrackId]||[])}},subtitleTrackController:class extends ea{constructor(e){super(e,"subtitle-track-controller"),this.media=null,this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.queuedDefaultTrack=-1,this.useTextTrackPolling=!1,this.subtitlePollingInterval=-1,this._subtitleDisplay=!0,this.asyncPollTrackChange=()=>this.pollTrackChange(0),this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let e=null;const t=Wa(this.media.textTracks);for(let n=0;n<t.length;n++)if("hidden"===t[n].mode)e=t[n];else if("showing"===t[n].mode){e=t[n];break}const n=this.findTrackForTextTrack(e);this.subtitleTrack!==n&&this.setSubtitleTrack(n)},this.registerListeners()}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,this.onTextTracksChanged=this.asyncPollTrackChange=null,super.destroy()}get subtitleDisplay(){return this._subtitleDisplay}set subtitleDisplay(e){this._subtitleDisplay=e,this.trackId>-1&&this.toggleTrackModes()}registerListeners(){const{hls:e}=this;e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.LEVEL_LOADING,this.onLevelLoading,this),e.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.LEVEL_LOADING,this.onLevelLoading,this),e.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(l.ERROR,this.onError,this)}onMediaAttached(e,t){this.media=t.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))}pollTrackChange(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,e)}onMediaDetaching(e,t){const n=this.media;if(!n)return;const i=!!t.transferMedia;if(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||n.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),this.subtitleTrack=-1,this.media=null,i)return;Wa(n.textTracks).forEach((e=>{Ga(e)}))}onManifestLoading(){this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.subtitleTracks}onSubtitleTrackLoaded(e,t){const{id:n,groupId:i,details:r}=t,a=this.tracksInGroup[n];if(!a||a.groupId!==i)return void this.warn(`Subtitle track with id:${n} and group:${i} not found in active group ${null==a?void 0:a.groupId}`);const s=a.details;a.details=t.details,this.log(`Subtitle track ${n} "${a.name}" lang:${a.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),n===this.trackId&&this.playlistLoaded(n,t,s)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const n=t.subtitleGroups||null,i=this.groupIds;let r=this.currentTrack;if(!n||(null==i?void 0:i.length)!==(null==n?void 0:n.length)||null!=n&&n.some((e=>-1===(null==i?void 0:i.indexOf(e))))){this.groupIds=n,this.trackId=-1,this.currentTrack=null;const e=this.tracks.filter((e=>!n||-1!==n.indexOf(e.groupId)));if(e.length)this.selectDefaultTrack&&!e.some((e=>e.default))&&(this.selectDefaultTrack=!1),e.forEach(((e,t)=>{e.id=t}));else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=e;const t=this.hls.config.subtitlePreference;if(!r&&t){this.selectDefaultTrack=!1;const n=it(t,e);if(n>-1)r=e[n];else{const e=it(t,this.tracks);r=this.tracks[e]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const a={subtitleTracks:e};this.log(`Updating subtitle tracks, ${e.length} track(s) found in "${null==n?void 0:n.join(",")}" group-id`),this.hls.trigger(l.SUBTITLE_TRACKS_UPDATED,a),-1!==i&&-1===this.trackId&&this.setSubtitleTrack(i)}}findTrackId(e){const t=this.tracksInGroup,n=this.selectDefaultTrack;for(let i=0;i<t.length;i++){const r=t[i];if((!n||r.default)&&(n||e)&&(!e||rt(r,e)))return i}if(e){for(let n=0;n<t.length;n++){const i=t[n];if(na(e.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return n}for(let n=0;n<t.length;n++){const i=t[n];if(na(e.attrs,i.attrs,["LANGUAGE"]))return n}}return-1}findTrackForTextTrack(e){if(e){const t=this.tracksInGroup;for(let n=0;n<t.length;n++){if(ia(t[n],e))return n}}return-1}onError(e,t){!t.fatal&&t.context&&(t.context.type!==h||t.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(t.context.groupId)||this.checkRetry(t))}get allSubtitleTracks(){return this.tracks}get subtitleTracks(){return this.tracksInGroup}get subtitleTrack(){return this.trackId}set subtitleTrack(e){this.selectDefaultTrack=!1,this.setSubtitleTrack(e)}setSubtitleOption(e){if(this.hls.config.subtitlePreference=e,e){if(-1===e.id)return this.setSubtitleTrack(-1),null;const t=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,t.length){const n=this.currentTrack;if(n&&rt(e,n))return n;const i=it(e,this.tracksInGroup);if(i>-1){const e=this.tracksInGroup[i];return this.setSubtitleTrack(i),e}if(n)return null;{const n=it(e,t);if(n>-1)return t[n]}}}return null}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentTrack)&&this.scheduleLoading(this.currentTrack,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const n=e.id,i=e.groupId,r=this.getUrlWithDirectives(e.url,t),a=e.details,s=null==a?void 0:a.age;this.log(`Loading subtitle ${n} "${e.name}" lang:${e.lang} group:${i}${void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:""}${s&&a.live?" age "+s.toFixed(1)+(a.type?" "+a.type||0:""):""} ${r}`),this.hls.trigger(l.SUBTITLE_TRACK_LOADING,{url:r,id:n,groupId:i,deliveryDirectives:t||null,track:e})}toggleTrackModes(){const{media:e}=this;if(!e)return;const t=Wa(e.textTracks),n=this.currentTrack;let i;if(n&&(i=t.filter((e=>ia(n,e)))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${n.name}" and language "${n.lang}"`)),[].slice.call(t).forEach((e=>{"disabled"!==e.mode&&e!==i&&(e.mode="disabled")})),i){const e=this.subtitleDisplay?"showing":"hidden";i.mode!==e&&(i.mode=e)}}setSubtitleTrack(e){const t=this.tracksInGroup;if(!this.media)return void(this.queuedDefaultTrack=e);if(e<-1||e>=t.length||!i(e))return void this.warn(`Invalid subtitle track id: ${e}`);this.selectDefaultTrack=!1;const n=this.currentTrack,r=t[e]||null;if(this.trackId=e,this.currentTrack=r,this.toggleTrackModes(),!r)return void this.hls.trigger(l.SUBTITLE_TRACK_SWITCH,{id:e});const a=!!r.details&&!r.details.live;if(e===this.trackId&&r===n&&a)return;this.log(`Switching to subtitle-track ${e}`+(r?` "${r.name}" lang:${r.lang} group:${r.groupId}`:""));const{id:s,groupId:o="",name:c,type:u,url:d}=r;this.hls.trigger(l.SUBTITLE_TRACK_SWITCH,{id:s,groupId:o,name:c,type:u,url:d});const h=this.switchParams(r.url,null==n?void 0:n.details,r.details);this.loadPlaylist(h)}},timelineController:class{constructor(e){this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this.captionsProperties=void 0,this.hls=e,this.config=e.config,this.Cues=e.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},e.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(l.FRAG_LOADING,this.onFragLoading,this),e.on(l.FRAG_LOADED,this.onFragLoaded,this),e.on(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.on(l.FRAG_DECRYPTED,this.onFragDecrypted,this),e.on(l.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:e}=this;e.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(l.FRAG_LOADING,this.onFragLoading,this),e.off(l.FRAG_LOADED,this.onFragLoaded,this),e.off(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.off(l.FRAG_DECRYPTED,this.onFragDecrypted,this),e.off(l.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.media=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){const e=new to(this,"textTrack1"),t=new to(this,"textTrack2"),n=new to(this,"textTrack3"),i=new to(this,"textTrack4");this.cea608Parser1=new Ts(1,e,t),this.cea608Parser2=new Ts(3,n,i)}addCues(e,t,n,i,r){let a=!1;for(let e=r.length;e--;){const i=r[e],l=(s=i[0],o=i[1],c=t,u=n,Math.min(o,u)-Math.max(s,c));if(l>=0&&(i[0]=Math.min(i[0],t),i[1]=Math.max(i[1],n),a=!0,l/(n-t)>.5))return}var s,o,c,u;if(a||r.push([t,n]),this.config.renderTextTracksNatively){const r=this.captionsTracks[e];this.Cues.newCue(r,t,n,i)}else{const r=this.Cues.newCue(null,t,n,i);this.hls.trigger(l.CUES_PARSED,{type:"captions",cues:r,track:e})}}onInitPtsFound(e,{frag:t,id:n,initPTS:i,timescale:r}){const{unparsedVttFrags:a}=this;n===p&&(this.initPTS[t.cc]={baseTime:i,timescale:r}),a.length&&(this.unparsedVttFrags=[],a.forEach((e=>{this.onFragLoaded(l.FRAG_LOADED,e)})))}getExistingTrack(e,t){const{media:n}=this;if(n)for(let i=0;i<n.textTracks.length;i++){const r=n.textTracks[i];if(io(r,{name:e,lang:t,characteristics:"transcribes-spoken-dialog,describes-music-and-sound"}))return r}return null}createCaptionsTrack(e){this.config.renderTextTracksNatively?this.createNativeTrack(e):this.createNonNativeTrack(e)}createNativeTrack(e){if(this.captionsTracks[e])return;const{captionsProperties:t,captionsTracks:n,media:i}=this,{label:r,languageCode:a}=t[e],s=this.getExistingTrack(r,a);if(s)n[e]=s,Ga(n[e]),Ha(n[e],i);else{const t=this.createTextTrack("captions",r,a);t&&(t[e]=!0,n[e]=t)}}createNonNativeTrack(e){if(this.nonNativeCaptionsTracks[e])return;const t=this.captionsProperties[e];if(!t)return;const n={_id:e,label:t.label,kind:"captions",default:!!t.media&&!!t.media.default,closedCaptions:t.media};this.nonNativeCaptionsTracks[e]=n,this.hls.trigger(l.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[n]})}createTextTrack(e,t,n){const i=this.media;if(i)return i.addTextTrack(e,t,n)}onMediaAttaching(e,t){this.media=t.media,t.mediaSource||this._cleanTracks()}onMediaDetaching(e,t){const n=!!t.transferMedia;if(this.media=null,n)return;const{captionsTracks:i}=this;Object.keys(i).forEach((e=>{Ga(i[e]),delete i[e]})),this.nonNativeCaptionsTracks={}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}_cleanTracks(){const{media:e}=this;if(!e)return;const t=e.textTracks;if(t)for(let e=0;e<t.length;e++)Ga(t[e])}onSubtitleTracksUpdated(e,t){const n=t.subtitleTracks||[],i=n.some((e=>e.textCodec===qs));if(this.config.enableWebVTT||i&&this.config.enableIMSC1){if(ta(this.tracks,n))return void(this.tracks=n);if(this.textTracks=[],this.tracks=n,this.config.renderTextTracksNatively){const e=this.media,t=e?Wa(e.textTracks):null;if(this.tracks.forEach(((e,n)=>{let i;if(t){let n=null;for(let i=0;i<t.length;i++)if(t[i]&&io(t[i],e)){n=t[i],t[i]=null;break}n&&(i=n)}if(i)Ga(i);else{const t=no(e);i=this.createTextTrack(t,e.name,e.lang),i&&(i.mode="disabled")}i&&this.textTracks.push(i)})),null!=t&&t.length){const e=t.filter((e=>null!==e)).map((e=>e.label));e.length&&this.hls.logger.warn(`Media element contains unused subtitle tracks: ${e.join(", ")}. Replace media element for each source to clear TextTracks and captions menu.`)}}else if(this.tracks.length){const e=this.tracks.map((e=>({label:e.name,kind:e.type.toLowerCase(),default:e.default,subtitleTrack:e})));this.hls.trigger(l.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:e})}}}onManifestLoaded(e,t){this.config.enableCEA708Captions&&t.captions&&t.captions.forEach((e=>{const t=/(?:CC|SERVICE)([1-4])/.exec(e.instreamId);if(!t)return;const n=`textTrack${t[1]}`,i=this.captionsProperties[n];i&&(i.label=e.name,e.lang&&(i.languageCode=e.lang),i.media=e)}))}closedCaptionsForLevel(e){const t=this.hls.levels[e.level];return null==t?void 0:t.attrs["CLOSED-CAPTIONS"]}onFragLoading(e,t){if(this.enabled&&t.frag.type===p){var n,i;const{cea608Parser1:e,cea608Parser2:r,lastSn:a}=this,{cc:s,sn:o}=t.frag,l=null!=(n=null==(i=t.part)?void 0:i.index)?n:-1;e&&r&&(o!==a+1||o===a&&l!==this.lastPartIndex+1||s!==this.lastCc)&&(e.reset(),r.reset()),this.lastCc=s,this.lastSn=o,this.lastPartIndex=l}}onFragLoaded(e,t){const{frag:n,payload:i}=t;if(n.type===m)if(i.byteLength){const e=n.decryptdata,r="stats"in t;if(null==e||!e.encrypted||r){const e=this.tracks[n.level],r=this.vttCCs;r[n.cc]||(r[n.cc]={start:n.start,prevCC:this.prevCC,new:!0},this.prevCC=n.cc),e&&e.textCodec===qs?this._parseIMSC1(n,i):this._parseVTTs(t)}}else this.hls.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n,error:new Error("Empty subtitle payload")})}_parseIMSC1(e,t){const n=this.hls;Zs(t,this.initPTS[e.cc],(t=>{this._appendCues(t,e.level),n.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})}),(t=>{n.logger.log(`Failed to parse IMSC1: ${t}`),n.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e,error:t})}))}_parseVTTs(e){var t;const{frag:n,payload:i}=e,{initPTS:r,unparsedVttFrags:a}=this,s=r.length-1;if(!r[n.cc]&&-1===s)return void a.push(e);const o=this.hls;js(null!=(t=n.initSegment)&&t.data?me(n.initSegment.data,new Uint8Array(i)).buffer:i,this.initPTS[n.cc],this.vttCCs,n.cc,n.start,(e=>{this._appendCues(e,n.level),o.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:n})}),(t=>{const r="Missing initPTS for VTT MPEGTS"===t.message;r?a.push(e):this._fallbackToIMSC1(n,i),o.logger.log(`Failed to parse VTT cue: ${t}`),r&&s>n.cc||o.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n,error:t})}))}_fallbackToIMSC1(e,t){const n=this.tracks[e.level];n.textCodec||Zs(t,this.initPTS[e.cc],(()=>{n.textCodec=qs,this._parseIMSC1(e,t)}),(()=>{n.textCodec="wvtt"}))}_appendCues(e,t){const n=this.hls;if(this.config.renderTextTracksNatively){const n=this.textTracks[t];if(!n||"disabled"===n.mode)return;e.forEach((e=>Va(n,e)))}else{const i=this.tracks[t];if(!i)return;const r=i.default?"default":"subtitles"+t;n.trigger(l.CUES_PARSED,{type:"subtitles",cues:e,track:r})}}onFragDecrypted(e,t){const{frag:n}=t;n.type===m&&this.onFragLoaded(l.FRAG_LOADED,t)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(e,t){if(!this.enabled||!this.config.enableCEA708Captions)return;const{frag:n,samples:i}=t;if(n.type!==p||"NONE"!==this.closedCaptionsForLevel(n))for(let e=0;e<i.length;e++){const t=i[e].bytes;if(t){this.cea608Parser1||this.initCea608Parsers();const n=this.extractCea608Data(t);this.cea608Parser1.addData(i[e].pts,n[0]),this.cea608Parser2.addData(i[e].pts,n[1])}}}onBufferFlushing(e,{startOffset:t,endOffset:n,endOffsetSubtitles:i,type:r}){const{media:a}=this;if(a&&!(a.currentTime<n)){if(!r||"video"===r){const{captionsTracks:e}=this;Object.keys(e).forEach((i=>Za(e[i],t,n)))}if(this.config.renderTextTracksNatively&&0===t&&void 0!==i){const{textTracks:e}=this;Object.keys(e).forEach((n=>Za(e[n],t,i)))}}}extractCea608Data(e){const t=[[],[]],n=31&e[0];let i=2;for(let r=0;r<n;r++){const n=e[i++],r=127&e[i++],a=127&e[i++];if(0===r&&0===a)continue;if(0!=(4&n)){const e=3&n;0!==e&&1!==e||(t[e].push(r),t[e].push(a))}}return t}},audioStreamController:class extends ki{constructor(e,t,n){super(e,t,n,"audio-stream-controller",f),this.mainAnchor=null,this.mainFragLoading=null,this.audioOnly=!1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.resetItem()}resetItem(){this.mainDetails=this.mainAnchor=this.mainFragLoading=this.bufferedTrack=this.switchingTrack=this.waitingData=this.cachedTrackLoadedData=null}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(l.LEVEL_LOADED,this.onLevelLoaded,this),e.on(l.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(l.BUFFER_RESET,this.onBufferReset,this),e.on(l.BUFFER_CREATED,this.onBufferCreated,this),e.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(l.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(l.FRAG_LOADING,this.onFragLoading,this),e.on(l.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){const{hls:e}=this;e&&(super.unregisterListeners(),e.off(l.LEVEL_LOADED,this.onLevelLoaded,this),e.off(l.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(l.BUFFER_RESET,this.onBufferReset,this),e.off(l.BUFFER_CREATED,this.onBufferCreated,this),e.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(l.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(l.FRAG_LOADING,this.onFragLoading,this),e.off(l.FRAG_BUFFERED,this.onFragBuffered,this))}onInitPtsFound(e,{frag:t,id:n,initPTS:i,timescale:r}){if(n===p){const e=t.cc,n=this.fragCurrent;if(this.initPTS[e]={baseTime:i,timescale:r},this.log(`InitPTS for cc: ${e} found from main: ${i}/${r}`),this.mainAnchor=t,this.state===wi){const n=this.waitingData;(!n&&!this.loadingParts||n&&n.frag.cc!==e)&&this.syncWithAnchor(t,null==n?void 0:n.frag)}else!this.hls.hasEnoughToStart&&n&&n.cc!==e?(n.abortRequests(),this.syncWithAnchor(t,n)):this.state===hi&&this.tick()}}getLoadPosition(){return!this.startFragRequested&&this.nextLoadPosition>=0?this.nextLoadPosition:super.getLoadPosition()}syncWithAnchor(e,t){var n;const i=(null==(n=this.mainFragLoading)?void 0:n.frag)||null;if(t&&(null==i?void 0:i.cc)===t.cc)return;const r=(i||e).cc,a=ht(this.getLevelDetails(),r,this.getLoadPosition());a&&(this.log(`Waiting fragment cc (${null==t?void 0:t.cc}) cancelled because video is at cc ${e.cc}`),this.startFragRequested=!1,this.nextLoadPosition=a.start,this.resetLoadingState(),this.state===hi&&this.doTickIdle())}startLoad(e,t){if(!this.levels)return this.startPosition=e,void(this.state=di);const n=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),n>0&&-1===e?(this.log(`Override startPosition with lastCurrentTime @${n.toFixed(3)}`),e=n,this.state=hi):this.state=gi,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}doTick(){switch(this.state){case hi:this.doTickIdle();break;case gi:{const{levels:e,trackId:t}=this,n=null==e?void 0:e[t],i=null==n?void 0:n.details;if(i&&!this.waitForLive(n)){if(this.waitForCdnTuneIn(i))break;this.state=wi}break}case mi:{var e;const t=performance.now(),n=this.retryDate;if(!n||t>=n||null!=(e=this.media)&&e.seeking){const{levels:e,trackId:t}=this;this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded((null==e?void 0:e[t])||null),this.state=hi}break}case wi:{const e=this.waitingData;if(e){const{frag:t,part:n,cache:i,complete:r}=e,a=this.mainAnchor;if(void 0!==this.initPTS[t.cc]){this.waitingData=null,this.state=fi;const e={frag:t,part:n,payload:i.flush().buffer,networkDetails:null};this._handleFragmentLoadProgress(e),r&&super._handleFragmentLoadComplete(e)}else a&&a.cc!==e.frag.cc&&this.syncWithAnchor(a,e.frag)}else this.state=hi}}this.onTickEnd()}resetLoadingState(){const e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null),super.resetLoadingState()}onTickEnd(){const{media:e}=this;null!=e&&e.readyState&&(this.lastCurrentTime=e.currentTime)}doTickIdle(){var e;const{hls:t,levels:n,media:i,trackId:r}=this,a=t.config;if(!this.buffering||!i&&!this.primaryPrefetch&&(this.startFragRequested||!a.startFragPrefetch)||null==n||!n[r])return;const s=n[r],o=s.details;if(!o||this.waitForLive(s)||this.waitForCdnTuneIn(o))return this.state=gi,void(this.startFragRequested=!1);const c=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&c&&(this.bufferFlushed=!1,this.afterBufferFlushed(c,j,f));const u=this.getFwdBufferInfo(c,f);if(null===u)return;if(!this.switchingTrack&&this._streamEnded(u,o))return t.trigger(l.BUFFER_EOS,{type:"audio"}),void(this.state=yi);const d=u.len,h=t.maxBufferLength,m=o.fragments,g=m[0].start,v=this.getLoadPosition(),b=this.flushing?v:u.end;if(this.switchingTrack&&i){const e=v;o.PTSKnown&&e<g&&(u.end>g||u.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),i.currentTime=g+.05)}if(d>=h&&!this.switchingTrack&&b<m[m.length-1].start)return;let y=this.getNextFragment(b,o);if(y&&this.isLoopLoading(y,b)&&(y=this.getNextFragmentLoopLoading(y,o,u,p,h)),!y)return void(this.bufferFlushed=!0);let _=(null==(e=this.mainFragLoading)?void 0:e.frag)||null;if(!this.audioOnly&&this.startFragRequested&&_&&G(y)&&!y.endList&&(!o.live||!this.loadingParts&&b<this.hls.liveSyncPosition)&&(this.fragmentTracker.getState(_)===Mt&&(this.mainFragLoading=_=null),_&&G(_))){if(y.start>_.end){const e=this.fragmentTracker.getFragAtPos(b,p);e&&e.end>_.end&&(_=e,this.mainFragLoading={frag:e,targetBufferTime:null})}if(y.start>_.end)return}this.loadFragment(y,s,b)}onMediaDetaching(e,t){this.bufferFlushed=this.flushing=!1,super.onMediaDetaching(e,t)}onAudioTracksUpdated(e,{audioTracks:t}){this.resetTransmuxer(),this.levels=t.map((e=>new Ye(e)))}onAudioTrackSwitching(e,t){const n=!!t.url;this.trackId=t.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),n?(this.switchingTrack=t,this.flushAudioIfNeeded(t),this.state!==di&&(this.setInterval(100),this.state=hi,this.tick())):(this.resetTransmuxer(),this.switchingTrack=null,this.bufferedTrack=t,this.clearInterval())}onManifestLoading(){super.onManifestLoading(),this.bufferFlushed=this.flushing=this.audioOnly=!1,this.resetItem(),this.trackId=-1}onLevelLoaded(e,t){this.mainDetails=t.details;const n=this.cachedTrackLoadedData;n&&(this.cachedTrackLoadedData=null,this.onAudioTrackLoaded(l.AUDIO_TRACK_LOADED,n))}onAudioTrackLoaded(e,t){var n;const{levels:i}=this,{details:r,id:a,groupId:s,track:o}=t;if(!i)return void this.warn(`Audio tracks reset while loading track ${a} "${o.name}" of "${s}"`);const c=this.mainDetails;if(!c||r.endCC>c.endCC||c.expired)return this.cachedTrackLoadedData=t,void(this.state!==di&&(this.state=gi));this.cachedTrackLoadedData=null,this.log(`Audio track ${a} "${o.name}" of "${s}" loaded [${r.startSN},${r.endSN}]${r.lastPartSn?`[part-${r.lastPartSn}-${r.lastPartIndex}]`:""},duration:${r.totalduration}`);const u=i[a];let d=0;if(r.live||null!=(n=u.details)&&n.live){if(this.checkLiveUpdate(r),r.deltaUpdateFailed)return;var h;if(u.details)d=this.alignPlaylists(r,u.details,null==(h=this.levelLastLoaded)?void 0:h.details);r.alignedSliding||(li(r,c),r.alignedSliding||ci(r,c),d=r.fragmentStart)}u.details=r,this.levelLastLoaded=u,this.startFragRequested||this.setStartPosition(c,d),this.hls.trigger(l.AUDIO_TRACK_UPDATED,{details:r,id:a,groupId:t.groupId}),this.state!==gi||this.waitForCdnTuneIn(r)||(this.state=hi),this.tick()}_handleFragmentLoadProgress(e){var t;const n=e.frag,{part:i,payload:r}=e,{config:a,trackId:s,levels:o}=this;if(!o)return void this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${n.sn} of level ${n.level} will not be buffered`);const l=o[s];if(!l)return void this.warn("Audio track is undefined on fragment load progress");const c=l.details;if(!c)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(n.start);const u=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let d=this.transmuxer;d||(d=this.transmuxer=new Qr(this.hls,f,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const h=this.initPTS[n.cc],p=null==(t=n.initSegment)?void 0:t.data;if(void 0!==h){const e=!1,t=i?i.index:-1,a=-1!==t,s=new Vt(n.level,n.sn,n.stats.chunkCount,r.byteLength,t,a);d.push(r,p,u,"",n,i,c.totalduration,e,s,h)}else{this.log(`Unknown video PTS for cc ${n.cc}, waiting for video PTS before demuxing audio frag ${n.sn} of [${c.startSN} ,${c.endSN}],track ${s}`);const{cache:e}=this.waitingData=this.waitingData||{frag:n,part:i,cache:new Ei,complete:!1};e.push(new Uint8Array(r)),this.state!==di&&(this.state=wi)}}_handleFragmentLoadComplete(e){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(e)}onBufferReset(){this.mediaBuffer=null}onBufferCreated(e,t){this.bufferFlushed=this.flushing=!1;const n=t.tracks.audio;n&&(this.mediaBuffer=n.buffer||null)}onFragLoading(e,t){!this.audioOnly&&t.frag.type===p&&G(t.frag)&&(this.mainFragLoading=t,this.state===hi&&this.tick())}onFragBuffered(e,t){const{frag:n,part:i}=t;if(n.type===f)if(this.fragContextChanged(n))this.warn(`Fragment ${n.sn}${i?" p: "+i.index:""} of level ${n.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);else{if(G(n)){this.fragPrevious=n;const e=this.switchingTrack;e&&(this.bufferedTrack=e,this.switchingTrack=null,this.hls.trigger(l.AUDIO_TRACK_SWITCHED,w({},e)))}this.fragBufferedComplete(n,i),this.media&&this.tick()}else this.audioOnly||n.type!==p||n.elementaryStreams.video||n.elementaryStreams.audiovideo||(this.audioOnly=!0,this.mainFragLoading=null)}onError(e,t){var n;if(t.fatal)this.state=_i;else switch(t.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(f,t);break;case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:t.levelRetry||this.state!==gi||(null==(n=t.context)?void 0:n.type)!==d||(this.state=hi);break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("audio"!==t.parent)return;this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("audio"!==t.parent)return;this.reduceLengthAndFlushBuffer(t)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}onBufferFlushing(e,{type:t}){t!==q&&(this.flushing=!0)}onBufferFlushed(e,{type:t}){if(t!==q){this.flushing=!1,this.bufferFlushed=!0,this.state===yi&&(this.state=hi);const e=this.mediaBuffer||this.media;e&&(this.afterBufferFlushed(e,t,f),this.tick())}}_handleTransmuxComplete(e){var t;const n="audio",{hls:i}=this,{remuxResult:r,chunkMeta:a}=e,s=this.getCurrentContext(a);if(!s)return void this.resetWhenMissingContext(a);const{frag:o,part:c,level:u}=s,{details:d}=u,{audio:h,text:p,id3:f,initSegment:m}=r;if(!this.fragContextChanged(o)&&d){if(this.state=vi,this.switchingTrack&&h&&this.completeAudioSwitch(this.switchingTrack),null!=m&&m.tracks){const e=o.initSegment||o;this._bufferInitSegment(u,m.tracks,e,a),i.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:e,id:n,tracks:m.tracks})}if(h){const{startPTS:e,endPTS:t,startDTS:n,endDTS:i}=h;c&&(c.elementaryStreams[j]={startPTS:e,endPTS:t,startDTS:n,endDTS:i}),o.setElementaryStreamInfo(j,e,t,n,i),this.bufferFragmentData(h,o,c,a)}if(null!=f&&null!=(t=f.samples)&&t.length){const e=y({id:n,frag:o,details:d},f);i.trigger(l.FRAG_PARSING_METADATA,e)}if(p){const e=y({id:n,frag:o,details:d},p);i.trigger(l.FRAG_PARSING_USERDATA,e)}}else this.fragmentTracker.removeFragment(o)}_bufferInitSegment(e,t,n,i){if(this.state!==vi)return;if(t.video&&delete t.video,t.audiovideo&&delete t.audiovideo,!t.audio)return;const r=t.audio;r.id=f;const a=e.audioCodec;this.log(`Init audio buffer, container:${r.container}, codecs[level/parsed]=[${a}/${r.codec}]`),a&&1===a.split(",").length&&(r.levelCodec=a),this.hls.trigger(l.BUFFER_CODECS,t);const s=r.initSegment;if(null!=s&&s.byteLength){const e={type:"audio",frag:n,part:null,chunkMeta:i,parent:n.type,data:s};this.hls.trigger(l.BUFFER_APPENDING,e)}this.tickImmediate()}loadFragment(e,t,n){const i=this.fragmentTracker.getState(e);var r;if(this.switchingTrack||i===Ct||i===At)if(G(e))if(null!=(r=t.details)&&r.live&&!this.initPTS[e.cc]){this.log(`Waiting for video PTS in continuity counter ${e.cc} of live stream before loading audio fragment ${e.sn} of level ${this.trackId}`),this.state=wi;const n=this.mainDetails;n&&n.fragmentStart!==t.details.fragmentStart&&ci(t.details,n)}else super.loadFragment(e,t,n);else this._loadInitSegment(e,t);else this.clearTrackerIfNeeded(e)}flushAudioIfNeeded(e){if(this.media&&this.bufferedTrack){const{name:t,lang:n,assocLang:i,characteristics:r,audioCodec:a,channels:s}=this.bufferedTrack;rt({name:t,lang:n,assocLang:i,characteristics:r,audioCodec:a,channels:s},e,at)||(ot(e.url,this.hls)?(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null):this.bufferedTrack=e)}}completeAudioSwitch(e){const{hls:t}=this;this.flushAudioIfNeeded(e),this.bufferedTrack=e,this.switchingTrack=null,t.trigger(l.AUDIO_TRACK_SWITCHED,w({},e))}},audioTrackController:class extends ea{constructor(e){super(e,"audio-track-controller"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:e}=this;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.LEVEL_LOADING,this.onLevelLoading,this),e.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.LEVEL_LOADING,this.onLevelLoading,this),e.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(l.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.audioTracks||[]}onAudioTrackLoaded(e,t){const{id:n,groupId:i,details:r}=t,a=this.tracksInGroup[n];if(!a||a.groupId!==i)return void this.warn(`Audio track with id:${n} and group:${i} not found in active group ${null==a?void 0:a.groupId}`);const s=a.details;a.details=t.details,this.log(`Audio track ${n} "${a.name}" lang:${a.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),n===this.trackId&&this.playlistLoaded(n,t,s)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const n=t.audioGroups||null,i=this.groupIds;let r=this.currentTrack;if(!n||(null==i?void 0:i.length)!==(null==n?void 0:n.length)||null!=n&&n.some((e=>-1===(null==i?void 0:i.indexOf(e))))){this.groupIds=n,this.trackId=-1,this.currentTrack=null;const e=this.tracks.filter((e=>!n||-1!==n.indexOf(e.groupId)));if(e.length)this.selectDefaultTrack&&!e.some((e=>e.default))&&(this.selectDefaultTrack=!1),e.forEach(((e,t)=>{e.id=t}));else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=e;const t=this.hls.config.audioPreference;if(!r&&t){const n=it(t,e,at);if(n>-1)r=e[n];else{const e=it(t,this.tracks);r=this.tracks[e]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const c={audioTracks:e};this.log(`Updating audio tracks, ${e.length} track(s) found in group(s): ${null==n?void 0:n.join(",")}`),this.hls.trigger(l.AUDIO_TRACKS_UPDATED,c);const u=this.trackId;if(-1!==i&&-1===u)this.setAudioTrack(i);else if(e.length&&-1===u){var a;const t=new Error(`No audio track selected for current audio group-ID(s): ${null==(a=this.groupIds)?void 0:a.join(",")} track count: ${e.length}`);this.warn(t.message),this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:t})}}}onError(e,t){!t.fatal&&t.context&&(t.context.type!==d||t.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(t.context.groupId)||this.checkRetry(t))}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(e){this.selectDefaultTrack=!1,this.setAudioTrack(e)}setAudioOption(e){const t=this.hls;if(t.config.audioPreference=e,e){const n=this.allAudioTracks;if(this.selectDefaultTrack=!1,n.length){const i=this.currentTrack;if(i&&rt(e,i,at))return i;const r=it(e,this.tracksInGroup,at);if(r>-1){const e=this.tracksInGroup[r];return this.setAudioTrack(r),e}if(i){let i=t.loadLevel;-1===i&&(i=t.firstAutoLevel);const r=function(e,t,n,i,r){const a=t[i],s=t.reduce(((e,t,n)=>{const i=t.uri;return(e[i]||(e[i]=[])).push(n),e}),{})[a.uri];s.length>1&&(i=Math.max.apply(Math,s));const o=a.videoRange,l=a.frameRate,c=a.codecSet.substring(0,4),u=st(t,i,(t=>{if(t.videoRange!==o||t.frameRate!==l||t.codecSet.substring(0,4)!==c)return!1;const i=t.audioGroups,a=n.filter((e=>!i||-1!==i.indexOf(e.groupId)));return it(e,a,r)>-1}));return u>-1?u:st(t,i,(t=>{const i=t.audioGroups,a=n.filter((e=>!i||-1!==i.indexOf(e.groupId)));return it(e,a,r)>-1}))}(e,t.levels,n,i,at);if(-1===r)return null;t.nextLoadLevel=r}if(e.channels||e.audioCodec){const t=it(e,n);if(t>-1)return n[t]}}}return null}setAudioTrack(e){const t=this.tracksInGroup;if(e<0||e>=t.length)return void this.warn(`Invalid audio track id: ${e}`);this.selectDefaultTrack=!1;const n=this.currentTrack,i=t[e],r=i.details&&!i.details.live;if(e===this.trackId&&i===n&&r)return;if(this.log(`Switching to audio-track ${e} "${i.name}" lang:${i.lang} group:${i.groupId} channels:${i.channels}`),this.trackId=e,this.currentTrack=i,this.hls.trigger(l.AUDIO_TRACK_SWITCHING,w({},i)),r)return;const a=this.switchParams(i.url,null==n?void 0:n.details,i.details);this.loadPlaylist(a)}findTrackId(e){const t=this.tracksInGroup;for(let n=0;n<t.length;n++){const i=t[n];if((!this.selectDefaultTrack||i.default)&&(!e||rt(e,i,at)))return n}if(e){const{name:n,lang:i,assocLang:r,characteristics:a,audioCodec:s,channels:o}=e;for(let e=0;e<t.length;e++){if(rt({name:n,lang:i,assocLang:r,characteristics:a,audioCodec:s,channels:o},t[e],at))return e}for(let n=0;n<t.length;n++){const i=t[n];if(na(e.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return n}for(let n=0;n<t.length;n++){const i=t[n];if(na(e.attrs,i.attrs,["LANGUAGE"]))return n}}return-1}loadPlaylist(e){super.loadPlaylist();const t=this.currentTrack;this.shouldLoadPlaylist(t)&&ot(t.url,this.hls)&&this.scheduleLoading(t,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const n=e.id,i=e.groupId,r=this.getUrlWithDirectives(e.url,t),a=e.details,s=null==a?void 0:a.age;this.log(`Loading audio-track ${n} "${e.name}" lang:${e.lang} group:${i}${void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:""}${s&&a.live?" age "+s.toFixed(1)+(a.type?" "+a.type||0:""):""} ${r}`),this.hls.trigger(l.AUDIO_TRACK_LOADING,{url:r,id:n,groupId:i,deliveryDirectives:t||null,track:e})}},emeController:ja,cmcdController:class{constructor(e){this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.includeKeys=void 0,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=()=>{this.initialized&&(this.starved=!0),this.buffering=!0},this.onPlaying=()=>{this.initialized||(this.initialized=!0),this.buffering=!1},this.applyPlaylistData=e=>{try{this.apply(e,{ot:da.MANIFEST,su:!this.initialized})}catch(e){this.hls.logger.warn("Could not generate manifest CMCD data.",e)}},this.applyFragmentData=e=>{try{const{frag:t,part:n}=e,i=this.hls.levels[t.level],r=this.getObjectType(t),a={d:1e3*(n||t).duration,ot:r};r!==da.VIDEO&&r!==da.AUDIO&&r!=da.MUXED||(a.br=i.bitrate/1e3,a.tb=this.getTopBandwidth(r)/1e3,a.bl=this.getBufferLength(r));const s=n?this.getNextPart(n):this.getNextFrag(t);null!=s&&s.url&&s.url!==t.url&&(a.nor=s.url),this.apply(e,a)}catch(e){this.hls.logger.warn("Could not generate segment CMCD data.",e)}},this.hls=e;const t=this.config=e.config,{cmcd:n}=t;null!=n&&(t.pLoader=this.createPlaylistLoader(),t.fLoader=this.createFragmentLoader(),this.sid=n.sessionId||e.sessionId,this.cid=n.contentId,this.useHeaders=!0===n.useHeaders,this.includeKeys=n.includeKeys,this.registerListeners())}registerListeners(){const e=this.hls;e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHED,this.onMediaDetached,this),e.on(l.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const e=this.hls;e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHED,this.onMediaDetached,this),e.off(l.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=this.media=null}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)}onMediaDetached(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)}onBufferCreated(e,t){var n,i;this.audioBuffer=null==(n=t.tracks.audio)?void 0:n.buffer,this.videoBuffer=null==(i=t.tracks.video)?void 0:i.buffer}createData(){var e;return{v:1,sf:ha.HLS,sid:this.sid,cid:this.cid,pr:null==(e=this.media)?void 0:e.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(e,t={}){y(t,this.createData());const n=t.ot===da.INIT||t.ot===da.VIDEO||t.ot===da.MUXED;this.starved&&n&&(t.bs=!0,t.su=!0,this.starved=!1),null==t.su&&(t.su=this.buffering);const{includeKeys:i}=this;i&&(t=Object.keys(t).reduce(((e,n)=>(i.includes(n)&&(e[n]=t[n]),e)),{}));const r={baseUrl:e.url};this.useHeaders?(e.headers||(e.headers={}),Na(e.headers,t,r)):e.url=$a(e.url,t,r)}getNextFrag(e){var t;const n=null==(t=this.hls.levels[e.level])?void 0:t.details;if(n){const t=e.sn-n.startSN;return n.fragments[t+1]}}getNextPart(e){var t,n;const{index:i,fragment:r}=e,a=null==(t=this.hls.levels[r.level])||null==(n=t.details)?void 0:n.partList;if(a){const{sn:e}=r;for(let t=a.length-1;t>=0;t--){const n=a[t];if(n.index===i&&n.fragment.sn===e)return a[t+1]}}}getObjectType(e){const{type:t}=e;return"subtitle"===t?da.TIMED_TEXT:"initSegment"===e.sn?da.INIT:"audio"===t?da.AUDIO:"main"===t?this.hls.audioTracks.length?da.VIDEO:da.MUXED:void 0}getTopBandwidth(e){let t,n=0;const i=this.hls;if(e===da.AUDIO)t=i.audioTracks;else{const e=i.maxAutoLevel,n=e>-1?e+1:i.levels.length;t=i.levels.slice(0,n)}return t.forEach((e=>{e.bitrate>n&&(n=e.bitrate)})),n>0?n:NaN}getBufferLength(e){const t=this.media,n=e===da.AUDIO?this.audioBuffer:this.videoBuffer;if(!n||!t)return NaN;return 1e3*Zt.bufferInfo(n,t.currentTime,this.config.maxBufferHole).len}createPlaylistLoader(){const{pLoader:e}=this.config,t=this.applyPlaylistData,n=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new n(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,n,i){t(e),this.loader.load(e,n,i)}}}createFragmentLoader(){const{fLoader:e}=this.config,t=this.applyFragmentData,n=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new n(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,n,i){t(e),this.loader.load(e,n,i)}}}},contentSteeringController:class extends x{constructor(e){super("content-steering",e.logger),this.hls=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this._pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=e,this.registerListeners()}registerListeners(){const e=this.hls;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.ERROR,this.onError,this)}unregisterListeners(){const e=this.hls;e&&(e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.ERROR,this.onError,this))}pathways(){return(this.levels||[]).reduce(((e,t)=>(-1===e.indexOf(t.pathwayId)&&e.push(t.pathwayId),e)),[])}get pathwayPriority(){return this._pathwayPriority}set pathwayPriority(e){this.updatePathwayPriority(e)}startLoad(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){const e=1e3*this.timeToLoad-(performance.now()-this.updated);if(e>0)return void this.scheduleRefresh(this.uri,e)}this.loadSteeringManifest(this.uri)}}stopLoad(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()}clearTimeout(){-1!==this.reloadTimer&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)}destroy(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null}removeLevel(e){const t=this.levels;t&&(this.levels=t.filter((t=>t!==e)))}onManifestLoading(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null}onManifestLoaded(e,t){const{contentSteering:n}=t;null!==n&&(this.pathwayId=n.pathwayId,this.uri=n.uri,this.started&&this.startLoad())}onManifestParsed(e,t){this.audioTracks=t.audioTracks,this.subtitleTracks=t.subtitleTracks}onError(e,t){const{errorAction:n}=t;if((null==n?void 0:n.action)===yt&&n.flags===kt){const e=this.levels;let i=this._pathwayPriority,r=this.pathwayId;if(t.context){const{groupId:n,pathwayId:i,type:a}=t.context;n&&e?r=this.getPathwayForGroupId(n,a,r):i&&(r=i)}r in this.penalizedPathways||(this.penalizedPathways[r]=performance.now()),!i&&e&&(i=this.pathways()),i&&i.length>1&&(this.updatePathwayPriority(i),n.resolved=this.pathwayId!==r),n.resolved||this.warn(`Could not resolve ${t.details} ("${t.error.message}") with content-steering for Pathway: ${r} levels: ${e?e.length:e} priorities: ${Qe(i)} penalized: ${Qe(this.penalizedPathways)}`)}}filterParsedLevels(e){this.levels=e;let t=this.getLevelsForPathway(this.pathwayId);if(0===t.length){const n=e[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${n}"`),t=this.getLevelsForPathway(n),this.pathwayId=n}return t.length!==e.length&&this.log(`Found ${t.length}/${e.length} levels in Pathway "${this.pathwayId}"`),t}getLevelsForPathway(e){return null===this.levels?[]:this.levels.filter((t=>e===t.pathwayId))}updatePathwayPriority(e){let t;this._pathwayPriority=e;const n=this.penalizedPathways,i=performance.now();Object.keys(n).forEach((e=>{i-n[e]>3e5&&delete n[e]}));for(let i=0;i<e.length;i++){const r=e[i];if(r in n)continue;if(r===this.pathwayId)return;const a=this.hls.nextLoadLevel,s=this.hls.levels[a];if(t=this.getLevelsForPathway(r),t.length>0){this.log(`Setting Pathway to "${r}"`),this.pathwayId=r,ri(t),this.hls.trigger(l.LEVELS_UPDATED,{levels:t});const e=this.hls.levels[a];s&&e&&this.levels&&(e.attrs["STABLE-VARIANT-ID"]!==s.attrs["STABLE-VARIANT-ID"]&&e.bitrate!==s.bitrate&&this.log(`Unstable Pathways change from bitrate ${s.bitrate} to ${e.bitrate}`),this.hls.nextLoadLevel=a);break}}}getPathwayForGroupId(e,t,n){const i=this.getLevelsForPathway(n).concat(this.levels||[]);for(let n=0;n<i.length;n++)if(t===d&&i[n].hasAudioGroup(e)||t===h&&i[n].hasSubtitleGroup(e))return i[n].pathwayId;return n}clonePathways(e){const t=this.levels;if(!t)return;const n={},i={};e.forEach((e=>{const{ID:r,"BASE-ID":a,"URI-REPLACEMENT":s}=e;if(t.some((e=>e.pathwayId===r)))return;const o=this.getLevelsForPathway(a).map((e=>{const t=new nn(e.attrs);t["PATHWAY-ID"]=r;const a=t.AUDIO&&`${t.AUDIO}_clone_${r}`,o=t.SUBTITLES&&`${t.SUBTITLES}_clone_${r}`;a&&(n[t.AUDIO]=a,t.AUDIO=a),o&&(i[t.SUBTITLES]=o,t.SUBTITLES=o);const l=za(e.uri,t["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",s),c=new Ye({attrs:t,audioCodec:e.audioCodec,bitrate:e.bitrate,height:e.height,name:e.name,url:l,videoCodec:e.videoCodec,width:e.width});if(e.audioGroups)for(let t=1;t<e.audioGroups.length;t++)c.addGroupId("audio",`${e.audioGroups[t]}_clone_${r}`);if(e.subtitleGroups)for(let t=1;t<e.subtitleGroups.length;t++)c.addGroupId("text",`${e.subtitleGroups[t]}_clone_${r}`);return c}));t.push(...o),Fa(this.audioTracks,n,s,r),Fa(this.subtitleTracks,i,s,r)}))}loadSteeringManifest(e){const t=this.hls.config,n=t.loader;let i;this.loader&&this.loader.destroy(),this.loader=new n(t);try{i=new self.URL(e)}catch(t){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest URI: ${e}`)}if("data:"!==i.protocol){const e=0|(this.hls.bandwidthEstimate||t.abrEwmaDefaultEstimate);i.searchParams.set("_HLS_pathway",this.pathwayId),i.searchParams.set("_HLS_throughput",""+e)}const r={responseType:"json",url:i.href},a=t.steeringManifestLoadPolicy.default,s=a.errorRetry||a.timeoutRetry||{},o={loadPolicy:a,timeout:a.maxLoadTimeMs,maxRetry:s.maxNumRetry||0,retryDelay:s.retryDelayMs||0,maxRetryDelay:s.maxRetryDelayMs||0},c={onSuccess:(e,t,n,r)=>{this.log(`Loaded steering manifest: "${i}"`);const a=e.data;if(1!==(null==a?void 0:a.VERSION))return void this.log(`Steering VERSION ${a.VERSION} not supported!`);this.updated=performance.now(),this.timeToLoad=a.TTL;const{"RELOAD-URI":s,"PATHWAY-CLONES":o,"PATHWAY-PRIORITY":c}=a;if(s)try{this.uri=new self.URL(s,i).href}catch(e){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest RELOAD-URI: ${s}`)}this.scheduleRefresh(this.uri||n.url),o&&this.clonePathways(o);const u={steeringManifest:a,url:i.toString()};this.hls.trigger(l.STEERING_MANIFEST_LOADED,u),c&&this.updatePathwayPriority(c)},onError:(e,t,n,i)=>{if(this.log(`Error loading steering manifest: ${e.code} ${e.text} (${t.url})`),this.stopLoad(),410===e.code)return this.enabled=!1,void this.log(`Steering manifest ${t.url} no longer available`);let r=1e3*this.timeToLoad;if(429!==e.code)this.scheduleRefresh(this.uri||t.url,r);else{const e=this.loader;if("function"==typeof(null==e?void 0:e.getResponseHeader)){const t=e.getResponseHeader("Retry-After");t&&(r=1e3*parseFloat(t))}this.log(`Steering manifest ${t.url} rate limited`)}},onTimeout:(e,t,n)=>{this.log(`Timeout loading steering manifest (${t.url})`),this.scheduleRefresh(this.uri||t.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(r,o,c)}scheduleRefresh(e,t=1e3*this.timeToLoad){this.clearTimeout(),this.reloadTimer=self.setTimeout((()=>{var t;const n=null==(t=this.hls)?void 0:t.media;!n||n.ended?this.scheduleRefresh(e,1e3*this.timeToLoad):this.loadSteeringManifest(e)}),t)}},interstitialsController:class extends x{constructor(e,t){super("interstitials",e.logger),this.HlsPlayerClass=void 0,this.hls=void 0,this.assetListLoader=void 0,this.mediaSelection=null,this.altSelection=null,this.media=null,this.detachedData=null,this.requiredTracks=null,this.manager=null,this.playerQueue=[],this.bufferedPos=-1,this.timelinePos=-1,this.schedule=void 0,this.playingItem=null,this.bufferingItem=null,this.waitingItem=null,this.endedItem=null,this.playingAsset=null,this.endedAsset=null,this.bufferingAsset=null,this.shouldPlay=!1,this.onPlay=()=>{this.shouldPlay=!0},this.onPause=()=>{this.shouldPlay=!1},this.onSeeking=()=>{const e=this.currentTime;if(void 0===e||this.playbackDisabled)return;const t=e-this.timelinePos;if(Math.abs(t)<1/7056e5)return;const n=t<=-.01;this.timelinePos=e,this.bufferedPos=e;const i=this.playingItem;if(!i)return void this.checkBuffer();if(n){this.schedule.resetErrorsInRange(e,e-t)&&this.updateSchedule()}if(this.checkBuffer(),n&&e<i.start||e>=i.end){var r;const e=this.schedule.findItemIndexAtTime(this.timelinePos);if(!this.isInterstitial(i)&&null!=(r=this.media)&&r.paused&&(this.shouldPlay=!1),!n){const t=this.findItemIndex(i);if(e>t){const n=this.schedule.findJumpRestrictedIndex(t+1,e);if(n>t)return void this.setSchedulePosition(n)}}return void this.setSchedulePosition(e)}const a=this.playingAsset;if(!a){if(this.playingLastItem&&this.isInterstitial(i)){const t=i.event.assetList[0];t&&(this.endedItem=this.playingItem,this.playingItem=null,this.setScheduleToAssetAtTime(e,t))}return}const s=a.timelineStart,o=a.duration||0;(n&&e<s||e>=s+o)&&this.setScheduleToAssetAtTime(e,a)},this.onTimeupdate=()=>{const e=this.currentTime;if(void 0===e||this.playbackDisabled)return;if(!(e>this.timelinePos))return;this.timelinePos=e,e>this.bufferedPos&&this.checkBuffer();const t=this.playingItem;if(!t||this.playingLastItem)return;if(e>=t.end){this.timelinePos=t.end;const e=this.findItemIndex(t);this.setSchedulePosition(e+1)}const n=this.playingAsset;if(!n)return;e>=n.timelineStart+(n.duration||0)&&this.setScheduleToAssetAtTime(e,n)},this.onScheduleUpdate=(e,t)=>{const n=this.schedule,i=this.playingItem,r=n.events||[],a=n.items||[],s=n.durations,o=e.map((e=>e.identifier)),c=!(!r.length&&!o.length);(c||t)&&this.log(`INTERSTITIALS_UPDATED (${r.length}): ${r}\nSchedule: ${a.map((e=>os(e)))} pos: ${this.timelinePos}`),o.length&&this.log(`Removed events ${o}`),this.playerQueue.forEach((e=>{if(e.interstitial.appendInPlace){const t=e.assetItem.timelineStart,n=e.timelineOffset-t;if(n)try{e.timelineOffset=t}catch(i){Math.abs(n)>Xa&&this.warn(`${i} ("${e.assetId}" ${e.timelineOffset}->${t})`)}}}));let u=null;if(i){const e=this.updateItem(i,this.timelinePos);this.itemsMatch(i,e)&&(this.playingItem=e,this.waitingItem=this.endedItem=null,u=()=>this.trimInPlace(e,i))}else this.waitingItem=this.updateItem(this.waitingItem),this.endedItem=this.updateItem(this.endedItem);const d=this.bufferingItem;if(d){const e=this.updateItem(d,this.bufferedPos);this.itemsMatch(d,e)?(this.bufferingItem=e,u||(u=()=>this.trimInPlace(e,d))):d.event&&(this.bufferingItem=this.playingItem,this.clearInterstitial(d.event,null))}if(e.forEach((e=>{e.assetList.forEach((e=>{this.clearAssetPlayer(e.identifier,null)}))})),c||t){if(this.hls.trigger(l.INTERSTITIALS_UPDATED,{events:r.slice(0),schedule:a.slice(0),durations:s,removedIds:o}),this.isInterstitial(i)&&o.includes(i.event.identifier))return this.warn(`Interstitial "${i.event.identifier}" removed while playing`),void this.primaryFallback(i.event);u&&u(),this.checkBuffer()}},this.hls=e,this.HlsPlayerClass=t,this.assetListLoader=new ls(e),this.schedule=new ss(this.onScheduleUpdate,e.logger),this.registerListeners()}registerListeners(){const e=this.hls;e.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(l.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.on(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(l.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.on(l.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.on(l.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.on(l.BUFFER_APPENDED,this.onBufferAppended,this),e.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(l.BUFFERED_TO_END,this.onBufferedToEnd,this),e.on(l.MEDIA_ENDED,this.onMediaEnded,this),e.on(l.ERROR,this.onError,this),e.on(l.DESTROYING,this.onDestroying,this)}unregisterListeners(){const e=this.hls;e&&(e.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(l.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.off(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(l.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.off(l.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.off(l.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.off(l.BUFFER_CODECS,this.onBufferCodecs,this),e.off(l.BUFFER_APPENDED,this.onBufferAppended,this),e.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(l.BUFFERED_TO_END,this.onBufferedToEnd,this),e.off(l.MEDIA_ENDED,this.onMediaEnded,this),e.off(l.ERROR,this.onError,this),e.off(l.DESTROYING,this.onDestroying,this))}startLoad(){this.resumeBuffering()}stopLoad(){this.pauseBuffering()}resumeBuffering(){var e;null==(e=this.getBufferingPlayer())||e.resumeBuffering()}pauseBuffering(){var e;null==(e=this.getBufferingPlayer())||e.pauseBuffering()}destroy(){this.unregisterListeners(),this.stopLoad(),this.assetListLoader&&this.assetListLoader.destroy(),this.emptyPlayerQueue(),this.clearScheduleState(),this.schedule&&this.schedule.destroy(),this.media=this.detachedData=this.mediaSelection=this.requiredTracks=this.altSelection=this.manager=null,this.hls=this.HlsPlayerClass=this.schedule=this.log=null,this.assetListLoader=null,this.onPlay=this.onPause=this.onSeeking=this.onTimeupdate=null,this.onScheduleUpdate=null}onDestroying(){const e=this.primaryMedia||this.media;e&&this.removeMediaListeners(e)}removeMediaListeners(e){Ua(e,"play",this.onPlay),Ua(e,"pause",this.onPause),Ua(e,"seeking",this.onSeeking),Ua(e,"timeupdate",this.onTimeupdate)}onMediaAttaching(e,t){const n=this.media=t.media;Ka(n,"seeking",this.onSeeking),Ka(n,"timeupdate",this.onTimeupdate),Ka(n,"play",this.onPlay),Ka(n,"pause",this.onPause)}onMediaAttached(e,t){const n=this.effectivePlayingItem,i=this.detachedData;if(this.detachedData=null,null===n)this.checkStart();else if(!i){this.clearScheduleState();const e=this.findItemIndex(n);this.setSchedulePosition(e)}}clearScheduleState(){this.playingItem=this.bufferingItem=this.waitingItem=this.endedItem=this.playingAsset=this.endedAsset=this.bufferingAsset=null}onMediaDetaching(e,t){const n=!!t.transferMedia,i=this.media;if(this.media=null,!n&&(i&&this.removeMediaListeners(i),this.detachedData)){const e=this.getBufferingPlayer();e&&(this.playingAsset=this.endedAsset=this.bufferingAsset=this.bufferingItem=this.waitingItem=this.detachedData=null,e.detachMedia()),this.shouldPlay=!1}}get interstitialsManager(){if(!this.manager){if(!this.hls)return null;const e=this,t=()=>e.bufferingItem||e.waitingItem,n=t=>t?e.getAssetPlayer(t.identifier):t,i=(t,i,r,s,o)=>{if(t){let l=t[i].start;const c=t.event;if(c){if("playout"===i||c.timelineOccupancy!==Ja.Point){const e=n(r);(null==e?void 0:e.interstitial)===c&&(l+=e.assetItem.startOffset+e[o])}}else{l+=("bufferedPos"===s?a():e[s])-t.start}return l}return 0},r=(t,n)=>{if(0!==t&&"primary"!==n&&e.schedule.length){var i;const r=e.schedule.findItemIndexAtTime(t),a=null==(i=e.schedule.items)?void 0:i[r];if(a){return t+(a[n].start-a.start)}}return t},a=()=>{const t=e.bufferedPos;return t===Number.MAX_VALUE?s("primary"):Math.max(t,0)},s=t=>{var n;return null!=(n=e.primaryDetails)&&n.live?e.primaryDetails.edge:e.schedule.durations[t]},o=(t,r)=>{var a,s;const o=e.effectivePlayingItem;if(null!=o&&null!=(a=o.event)&&a.restrictions.skip)return;e.log(`seek to ${t} "${r}"`);const l=e.effectivePlayingItem,c=e.schedule.findItemIndexAtTime(t,r),u=null==(s=e.schedule.items)?void 0:s[c],d=e.getBufferingPlayer(),h=null==d?void 0:d.interstitial,p=null==h?void 0:h.appendInPlace,f=l&&e.itemsMatch(l,u);if(l&&(p||f)){const a=n(e.playingAsset),s=(null==a?void 0:a.media)||e.primaryMedia;if(s){const n="primary"===r?s.currentTime:i(l,r,e.playingAsset,"timelinePos","currentTime"),o=t-n,c=(p?n:s.currentTime)+o;if(c>=0&&(!a||p||c<=a.duration))return void(s.currentTime=c)}}if(u){let n=t;if("primary"!==r){const e=t-u[r].start;n=u.start+e}const i=!e.isInterstitial(u);if(e.isInterstitial(l)&&!l.event.appendInPlace||!i&&!u.event.appendInPlace){if(l){const a=e.findItemIndex(l);if(c>a){const t=e.schedule.findJumpRestrictedIndex(a+1,c);if(t>a)return void e.setSchedulePosition(t)}let s=0;if(i)e.timelinePos=n,e.checkBuffer();else{var m;const e=null==u||null==(m=u.event)?void 0:m.assetList;if(e){const n=t-(u[r]||u).start;for(let t=e.length;t--;){const i=e[t];if(i.duration&&n>=i.startOffset&&n<i.startOffset+i.duration){s=t;break}}}}e.setSchedulePosition(c,s)}}else{const t=e.media||(p?null==d?void 0:d.media:null);t&&(t.currentTime=n)}}},l=()=>{const n=e.effectivePlayingItem;if(e.isInterstitial(n))return n;const i=t();return e.isInterstitial(i)?i:null},c={get currentTime(){const t=l(),n=e.effectivePlayingItem;return n&&n===t?i(n,"playout",e.effectivePlayingAsset,"timelinePos","currentTime")-n.playout.start:0},set currentTime(t){const n=l(),i=e.effectivePlayingItem;i&&i===n&&o(t+i.playout.start,"playout")},get duration(){const e=l();return e?e.playout.end-e.playout.start:0},get assetPlayers(){var t;const n=null==(t=l())?void 0:t.event.assetList;return n?n.map((t=>e.getAssetPlayer(t.identifier))):[]},get playingIndex(){var t;const n=null==(t=l())?void 0:t.event;return n&&e.effectivePlayingAsset?n.findAssetIndex(e.effectivePlayingAsset):-1},get scheduleItem(){return l()}};this.manager={get events(){var t,n;return(null==(t=e.schedule)||null==(n=t.events)?void 0:n.slice(0))||[]},get schedule(){var t,n;return(null==(t=e.schedule)||null==(n=t.items)?void 0:n.slice(0))||[]},get interstitialPlayer(){return l()?c:null},get playerQueue(){return e.playerQueue.slice(0)},get bufferingAsset(){return e.bufferingAsset},get bufferingItem(){return t()},get bufferingIndex(){const n=t();return e.findItemIndex(n)},get playingAsset(){return e.effectivePlayingAsset},get playingItem(){return e.effectivePlayingItem},get playingIndex(){const t=e.effectivePlayingItem;return e.findItemIndex(t)},primary:{get bufferedEnd(){return a()},get currentTime(){const t=e.timelinePos;return t>0?t:0},set currentTime(e){o(e,"primary")},get duration(){return s("primary")},get seekableStart(){var t;return(null==(t=e.primaryDetails)?void 0:t.fragmentStart)||0}},integrated:{get bufferedEnd(){return i(t(),"integrated",e.bufferingAsset,"bufferedPos","bufferedEnd")},get currentTime(){return i(e.effectivePlayingItem,"integrated",e.effectivePlayingAsset,"timelinePos","currentTime")},set currentTime(e){o(e,"integrated")},get duration(){return s("integrated")},get seekableStart(){var t;return r((null==(t=e.primaryDetails)?void 0:t.fragmentStart)||0,"integrated")}},skip:()=>{const t=e.effectivePlayingItem,n=null==t?void 0:t.event;if(n&&!n.restrictions.skip){const i=e.findItemIndex(t);if(n.appendInPlace){const e=t.playout.start+t.event.duration;o(e+.001,"playout")}else e.advanceAfterAssetEnded(n,i,1/0)}}}}return this.manager}get effectivePlayingItem(){return this.waitingItem||this.playingItem||this.endedItem}get effectivePlayingAsset(){return this.playingAsset||this.endedAsset}get playingLastItem(){var e;const t=this.playingItem,n=null==(e=this.schedule)?void 0:e.items;return!!(this.playbackStarted&&t&&n)&&this.findItemIndex(t)===n.length-1}get playbackStarted(){return null!==this.effectivePlayingItem}get currentTime(){var e,t,n;if(null===this.mediaSelection)return;const r=this.waitingItem||this.playingItem;if(this.isInterstitial(r)&&!r.event.appendInPlace)return;let a=this.media;!a&&null!=(e=this.bufferingItem)&&null!=(t=e.event)&&t.appendInPlace&&(a=this.primaryMedia);const s=null==(n=a)?void 0:n.currentTime;return void 0!==s&&i(s)?s:void 0}get primaryMedia(){var e;return this.media||(null==(e=this.detachedData)?void 0:e.media)||null}isInterstitial(e){return!(null==e||!e.event)}retreiveMediaSource(e,t){const n=this.getAssetPlayer(e);n&&this.transferMediaFromPlayer(n,t)}transferMediaFromPlayer(e,t){const n=e.interstitial.appendInPlace,i=e.media;if(n&&i===this.primaryMedia){if(this.bufferingAsset=null,(!t||this.isInterstitial(t)&&!t.event.appendInPlace)&&t&&i)return void(this.detachedData={media:i});const n=e.transferMedia();this.log(`transfer MediaSource from ${e} ${Qe(n)}`),this.detachedData=n}else t&&i&&(this.shouldPlay||(this.shouldPlay=!i.paused))}transferMediaTo(e,t){var n,i;if(e.media===t)return;let r=null;const a=this.hls,s=e!==a,o=s&&e.interstitial.appendInPlace,l=null==(n=this.detachedData)?void 0:n.mediaSource;let c;if(a.media)o&&(r=a.transferMedia(),this.detachedData=r),c="Primary";else if(l){const e=this.getBufferingPlayer();e?(r=e.transferMedia(),c=`${e}`):c="detached MediaSource"}else c="detached media";if(!r)if(l)r=this.detachedData,this.log(`using detachedData: MediaSource ${Qe(r)}`);else if(!this.detachedData||a.media===t){const e=this.playerQueue;e.length>1&&e.forEach((e=>{if(s&&e.interstitial.appendInPlace!==o){const t=e.interstitial;this.clearInterstitial(e.interstitial,null),t.appendInPlace=!1,t.appendInPlace&&this.warn(`Could not change append strategy for queued assets ${t}`)}})),this.hls.detachMedia(),this.detachedData={media:t}}const u=r&&"mediaSource"in r&&"closed"!==(null==(i=r.mediaSource)?void 0:i.readyState),d=u&&r?r:t;if(this.log(`${u?"transfering MediaSource":"attaching media"} to ${s?e:"Primary"} from ${c}`),d===r){const t=s&&e.assetId===this.schedule.assetIdAtEnd;d.overrides={duration:this.schedule.duration,endOfStream:!s||t,cueRemoval:!s}}e.attachMedia(d)}onInterstitialCueEnter(){this.onTimeupdate()}checkStart(){const e=this.schedule,t=e.events;if(!t||this.playbackDisabled||!this.media)return;-1===this.bufferedPos&&(this.bufferedPos=0);const n=this.timelinePos,i=this.effectivePlayingItem;if(-1===n){const n=this.hls.startPosition;if(this.timelinePos=n,t.length&&t[0].cue.pre){const n=e.findEventIndex(t[0].identifier);this.setSchedulePosition(n)}else if(n>=0||!this.primaryLive){const t=this.timelinePos=n>0?n:0,i=e.findItemIndexAtTime(t);this.setSchedulePosition(i)}}else if(i&&!this.playingItem){const t=e.findItemIndex(i);this.setSchedulePosition(t)}}advanceAfterAssetEnded(e,t,n){const i=is(e,n);if(e.isAssetPastPlayoutLimit(i)){const n=this.schedule.items;if(n){const i=t+1;if(i>=n.length)return void this.setSchedulePosition(-1);const r=e.resumeTime;this.timelinePos<r&&(this.timelinePos=r,this.checkBuffer()),this.setSchedulePosition(i)}}else this.setSchedulePosition(t,i)}setScheduleToAssetAtTime(e,t){const n=this.schedule,i=t.parentIdentifier,r=n.getEvent(i);if(r){const t=n.findEventIndex(i),a=n.findAssetIndex(r,e);this.advanceAfterAssetEnded(r,t,a-1)}}setSchedulePosition(e,t){const n=this.schedule.items;if(!n||this.playbackDisabled)return;this.log(`setSchedulePosition ${e}, ${t}`);const i=e>=0?n[e]:null,r=this.playingItem,a=this.playingLastItem;if(this.isInterstitial(r)){var s;const c=r.event,u=this.playingAsset,d=null==u?void 0:u.identifier,h=d?this.getAssetPlayer(d):null;if(h&&d&&(!this.eventItemsMatch(r,i)||void 0!==t&&d!==(null==(s=c.assetList)?void 0:s[t].identifier))){var o;const t=c.findAssetIndex(u);this.log(`INTERSTITIAL_ASSET_ENDED ${t+1}/${c.assetList.length} ${rs(u)}`),this.endedAsset=u,this.playingAsset=null,this.hls.trigger(l.INTERSTITIAL_ASSET_ENDED,{asset:u,assetListIndex:t,event:c,schedule:n.slice(0),scheduleIndex:e,player:h}),this.retreiveMediaSource(d,i),!h.media||null!=(o=this.detachedData)&&o.mediaSource||h.detachMedia()}if(!this.eventItemsMatch(r,i)&&(this.endedItem=r,this.playingItem=null,this.log(`INTERSTITIAL_ENDED ${c} ${os(r)}`),c.hasPlayed=!0,this.hls.trigger(l.INTERSTITIAL_ENDED,{event:c,schedule:n.slice(0),scheduleIndex:e}),c.cue.once)){this.updateSchedule();const e=this.schedule.items;if(i&&e){const n=this.schedule.findItemIndex(i);this.advanceSchedule(n,e,t,r,a)}return}}this.advanceSchedule(e,n,t,r,a)}advanceSchedule(e,t,n,i,r){const a=e>=0?t[e]:null,s=this.primaryMedia,o=this.playerQueue;if(o.length&&o.forEach((t=>{const n=t.interstitial,i=this.schedule.findEventIndex(n.identifier);(i<e||i>e+1)&&this.clearInterstitial(n,a)})),this.isInterstitial(a)){this.timelinePos=Math.min(Math.max(this.timelinePos,a.start),a.end);const r=a.event;if(void 0===n){const t=is(r,(n=this.schedule.findAssetIndex(r,this.timelinePos))-1);if(r.isAssetPastPlayoutLimit(t))return void this.advanceAfterAssetEnded(r,e,n);n=t}const o=this.waitingItem;this.assetsBuffered(a,s)||this.setBufferingItem(a);let c=this.preloadAssets(r,n);if(this.eventItemsMatch(a,o||i)||(this.waitingItem=a,this.log(`INTERSTITIAL_STARTED ${os(a)} ${r.appendInPlace?"append in place":""}`),this.hls.trigger(l.INTERSTITIAL_STARTED,{event:r,schedule:t.slice(0),scheduleIndex:e})),!r.assetListLoaded)return void this.log(`Waiting for ASSET-LIST to complete loading ${r}`);if(r.assetListLoader&&(r.assetListLoader.destroy(),r.assetListLoader=void 0),!s)return void this.log(`Waiting for attachMedia to start Interstitial ${r}`);this.waitingItem=this.endedItem=null,this.playingItem=a;const u=r.assetList[n];if(!u){const i=t[e+1],a=this.media;return i&&a&&!this.isInterstitial(i)&&a.currentTime<i.start&&(a.currentTime=this.timelinePos=i.start),void this.advanceAfterAssetEnded(r,e,n||0)}if(c||(c=this.getAssetPlayer(u.identifier)),null===c||c.destroyed){const e=r.assetList.length;this.warn(`asset ${n+1}/${e} player destroyed ${r}`),c=this.createAssetPlayer(r,u,n)}if(!this.eventItemsMatch(a,this.bufferingItem)&&r.appendInPlace&&this.isAssetBuffered(u))return;this.startAssetPlayer(c,n,t,e,s),this.shouldPlay&&cs(c.media)}else null!==a?(this.resumePrimary(a,e,i),this.shouldPlay&&cs(this.hls.media)):r&&this.isInterstitial(i)&&(this.endedItem=null,this.playingItem=i,i.event.appendInPlace||this.attachPrimary(this.schedule.durations.primary,null))}get playbackDisabled(){return!1===this.hls.config.enableInterstitialPlayback}get primaryDetails(){var e,t;return null==(e=this.mediaSelection)||null==(t=e.main)?void 0:t.details}get primaryLive(){var e;return!(null==(e=this.primaryDetails)||!e.live)}resumePrimary(e,t,n){var i;if(this.playingItem=e,this.playingAsset=this.endedAsset=null,this.waitingItem=this.endedItem=null,this.bufferedToItem(e),this.log(`resuming ${os(e)}`),null==(i=this.detachedData)||!i.mediaSource){let n=this.timelinePos;(n<e.start||n>=e.end)&&(n=this.getPrimaryResumption(e,t),this.timelinePos=n),this.attachPrimary(n,e)}if(!n)return;const r=this.schedule.items;r&&(this.log(`INTERSTITIALS_PRIMARY_RESUMED ${os(e)}`),this.hls.trigger(l.INTERSTITIALS_PRIMARY_RESUMED,{schedule:r.slice(0),scheduleIndex:t}),this.checkBuffer())}getPrimaryResumption(e,t){const n=e.start;if(this.primaryLive){const e=this.primaryDetails;if(0===t)return this.hls.startPosition;if(e&&(n<e.fragmentStart||n>e.edge))return this.hls.liveSyncPosition||-1}return n}isAssetBuffered(e){const t=this.getAssetPlayer(e.identifier);if(null!=t&&t.hls)return t.hls.bufferedToEnd;return Zt.bufferInfo(this.primaryMedia,this.timelinePos,0).end+1>=e.timelineStart+(e.duration||0)}attachPrimary(e,t,n){t?this.setBufferingItem(t):this.bufferingItem=this.playingItem,this.bufferingAsset=null;const i=this.primaryMedia;if(!i)return;const r=this.hls;r.media?this.checkBuffer():(this.transferMediaTo(r,i),n&&this.startLoadingPrimaryAt(e,n)),n||(this.timelinePos=e,this.startLoadingPrimaryAt(e,n))}startLoadingPrimaryAt(e,t){var n;const i=this.hls;!i.loadingEnabled||!i.media||Math.abs(((null==(n=i.mainForwardBufferInfo)?void 0:n.start)||i.media.currentTime)-e)>.5?i.startLoad(e,t):i.bufferingEnabled||i.resumeBuffering()}onManifestLoading(){this.stopLoad(),this.schedule.reset(),this.emptyPlayerQueue(),this.clearScheduleState(),this.shouldPlay=!1,this.bufferedPos=this.timelinePos=-1,this.mediaSelection=this.altSelection=this.manager=this.requiredTracks=null,this.hls.off(l.BUFFER_CODECS,this.onBufferCodecs,this),this.hls.on(l.BUFFER_CODECS,this.onBufferCodecs,this)}onLevelUpdated(e,t){if(-1===t.level)return;const n=this.hls.levels[t.level],i=w(w({},this.mediaSelection||this.altSelection),{},{main:n});this.mediaSelection=i,this.schedule.parseInterstitialDateRanges(i,this.hls.config.interstitialAppendInPlace),!this.effectivePlayingItem&&this.schedule.items&&this.checkStart()}onAudioTrackUpdated(e,t){const n=this.hls.audioTracks[t.id],i=this.mediaSelection;if(!i)return void(this.altSelection=w(w({},this.altSelection),{},{audio:n}));const r=w(w({},i),{},{audio:n});this.mediaSelection=r}onSubtitleTrackUpdated(e,t){const n=this.hls.subtitleTracks[t.id],i=this.mediaSelection;if(!i)return void(this.altSelection=w(w({},this.altSelection),{},{subtitles:n}));const r=w(w({},i),{},{subtitles:n});this.mediaSelection=r}onAudioTrackSwitching(e,t){const n=nt(t);this.playerQueue.forEach((e=>e.hls.setAudioOption(t)||e.hls.setAudioOption(n)))}onSubtitleTrackSwitch(e,t){const n=nt(t);this.playerQueue.forEach((e=>e.hls.setSubtitleOption(t)||-1!==t.id&&e.hls.setSubtitleOption(n)))}onBufferCodecs(e,t){const n=t.tracks;n&&(this.requiredTracks=n)}onBufferAppended(e,t){this.checkBuffer()}onBufferFlushed(e,t){const n=this.playingItem;if(n&&!this.itemsMatch(n,this.bufferingItem)&&!this.isInterstitial(n)){const e=this.timelinePos;this.bufferedPos=e,this.checkBuffer()}}onBufferedToEnd(e){const t=this.schedule.events;if(this.bufferedPos<Number.MAX_VALUE&&t){for(let e=0;e<t.length;e++){const i=t[e];if(i.cue.post){var n;const e=this.schedule.findEventIndex(i.identifier),t=null==(n=this.schedule.items)?void 0:n[e];this.isInterstitial(t)&&this.eventItemsMatch(t,this.bufferingItem)&&this.bufferedToItem(t,0);break}}this.bufferedPos=Number.MAX_VALUE}}onMediaEnded(e){const t=this.playingItem;if(!this.playingLastItem&&t){const e=this.findItemIndex(t);this.setSchedulePosition(e+1)}else this.shouldPlay=!1}updateItem(e,t){const n=this.schedule.items;if(e&&n){return n[this.findItemIndex(e,t)]||null}return null}trimInPlace(e,t){if(this.isInterstitial(e)&&e.event.appendInPlace&&t.end-e.end>.25){e.event.assetList.forEach(((t,n)=>{e.event.isAssetPastPlayoutLimit(n)&&this.clearAssetPlayer(t.identifier,null)}));const t=e.end+.25,n=Zt.bufferInfo(this.primaryMedia,t,0);(n.end>t||(n.nextStart||0)>t)&&(this.attachPrimary(t,null),this.flushFrontBuffer(t))}}itemsMatch(e,t){return!!t&&(e===t||e.event&&t.event&&this.eventItemsMatch(e,t)||!e.event&&!t.event&&this.findItemIndex(e)===this.findItemIndex(t))}eventItemsMatch(e,t){var n;return!!t&&(e===t||e.event.identifier===(null==(n=t.event)?void 0:n.identifier))}findItemIndex(e,t){return e?this.schedule.findItemIndex(e,t):-1}updateSchedule(){const e=this.mediaSelection;e&&this.schedule.updateSchedule(e,[])}checkBuffer(e){const t=this.schedule.items;if(!t)return;const n=Zt.bufferInfo(this.primaryMedia,this.timelinePos,0);e&&(this.bufferedPos=this.timelinePos),e||(e=n.len<1),this.updateBufferedPos(n.end,t,e)}updateBufferedPos(e,t,n){const i=this.schedule,r=this.bufferingItem;if(this.bufferedPos>e)return;if(1===t.length&&this.itemsMatch(t[0],r))return void(this.bufferedPos=e);const a=this.playingItem,s=this.findItemIndex(a);let o=i.findItemIndexAtTime(e);if(this.bufferedPos<e){var l,c;const n=this.findItemIndex(r),i=Math.min(n+1,t.length-1),a=t[i];if((-1===o&&r&&e>=r.end||null!=(l=a.event)&&l.appendInPlace&&e+.01>=a.start)&&(o=i),i-s>1&&!1===(null==r||null==(c=r.event)?void 0:c.appendInPlace))return;if(this.bufferedPos=e,o>n&&o>s)this.bufferedToItem(a);else{const t=this.primaryDetails;this.primaryLive&&t&&e>t.edge-t.targetduration&&a.start<t.edge+this.hls.config.interstitialLiveLookAhead&&this.isInterstitial(a)&&this.preloadAssets(a.event,0)}}else n&&a&&!this.itemsMatch(a,r)&&(o===s?this.bufferedToItem(a):o===s+1&&this.bufferedToItem(t[o]))}assetsBuffered(e,t){return 0!==e.event.assetList.length&&!e.event.assetList.some((e=>{const n=this.getAssetPlayer(e.identifier);return!(null!=n&&n.bufferedInPlaceToEnd(t))}))}setBufferingItem(e){const t=this.bufferingItem,n=this.schedule;if(this.itemsMatch(e,t))this.bufferingItem!==e&&(this.bufferingItem=e);else{const{items:i,events:r}=n;if(!i||!r)return t;const a=this.isInterstitial(e),s=this.getBufferingPlayer();this.bufferingItem=e,this.bufferedPos=Math.max(e.start,Math.min(e.end,this.timelinePos));const o=s?s.remaining:t?t.end-this.timelinePos:0;this.log(`INTERSTITIALS_BUFFERED_TO_BOUNDARY ${os(e)}`+(t?` (${o.toFixed(2)} remaining)`:"")),this.playbackDisabled||(a?e.event.assetList.forEach((e=>{const t=this.getAssetPlayer(e.identifier);t&&t.resumeBuffering()})):(this.hls.resumeBuffering(),this.playerQueue.forEach((e=>e.pauseBuffering())))),this.hls.trigger(l.INTERSTITIALS_BUFFERED_TO_BOUNDARY,{events:r.slice(0),schedule:i.slice(0),bufferingIndex:this.findItemIndex(e),playingIndex:this.findItemIndex(this.playingItem)})}return t}bufferedToItem(e,t=0){const n=this.setBufferingItem(e);if(!this.playbackDisabled)if(this.isInterstitial(e))this.bufferedToEvent(e,t);else if(null!==n){this.bufferingAsset=null;const t=this.detachedData;if(t)if(t.mediaSource){const t=!0;this.attachPrimary(e.start,e,t)}else this.preloadPrimary(e);else this.preloadPrimary(e)}}preloadPrimary(e){const t=this.findItemIndex(e),n=this.getPrimaryResumption(e,t);this.startLoadingPrimaryAt(n)}bufferedToEvent(e,t){const n=e.event,i=0===n.assetList.length&&!n.assetListLoader,r=n.cue.once;if(i||!r){const e=this.preloadAssets(n,t);if(null!=e&&e.interstitial.appendInPlace){const i=n.assetList[t],r=this.primaryMedia;i&&r&&this.bufferAssetPlayer(e,r)}}}preloadAssets(e,t){const n=e.assetUrl,i=e.assetList.length,r=0===i&&!e.assetListLoader,a=e.cue.once;if(r){const r=e.timelineStart;if(e.appendInPlace){var s;const t=this.playingItem;this.isInterstitial(t)||(null==t||null==(s=t.nextEvent)?void 0:s.identifier)!==e.identifier||this.flushFrontBuffer(r+.25)}let a,o=0;if(!this.playingItem&&this.primaryLive&&(o=this.hls.startPosition,-1===o&&(o=this.hls.liveSyncPosition||0)),o&&!e.cue.pre&&!e.cue.post){const e=o-r;e>0&&(a=Math.round(1e3*e)/1e3)}if(this.log(`Load interstitial asset ${t+1}/${n?1:i} ${e}${a?` live-start: ${o} start-offset: ${a}`:""}`),n)return this.createAsset(e,0,0,r,e.duration,n);const l=this.assetListLoader.loadAssetList(e,a);l&&(e.assetListLoader=l)}else if(!a&&i){for(let n=t;n<i;n++){const t=e.assetList[n],i=this.getAssetPlayerQueueIndex(t.identifier);-1!==i&&!this.playerQueue[i].destroyed||t.error||this.createAssetPlayer(e,t,n)}return this.getAssetPlayer(e.assetList[t].identifier)}return null}flushFrontBuffer(e){const t=this.requiredTracks;if(!t)return;this.log(`Removing front buffer starting at ${e}`);Object.keys(t).forEach((t=>{this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:e,endOffset:1/0,type:t})}))}getAssetPlayerQueueIndex(e){const t=this.playerQueue;for(let n=0;n<t.length;n++)if(e===t[n].assetId)return n;return-1}getAssetPlayer(e){const t=this.getAssetPlayerQueueIndex(e);return this.playerQueue[t]||null}getBufferingPlayer(){const{playerQueue:e,primaryMedia:t}=this;if(t)for(let n=0;n<e.length;n++)if(e[n].media===t)return e[n];return null}createAsset(e,t,n,i,r,a){const s={parentIdentifier:e.identifier,identifier:Qa(e,a,t),duration:r,startOffset:n,timelineStart:i,uri:a};return this.createAssetPlayer(e,s,t)}createAssetPlayer(e,t,n){const i=this.hls,r=i.userConfig;let a=r.videoPreference;const c=i.loadLevelObj||i.levels[i.currentLevel];(a||c)&&(a=y({},a),c.videoCodec&&(a.videoCodec=c.videoCodec),c.videoRange&&(a.allowedVideoRanges=[c.videoRange]));const u=i.audioTracks[i.audioTrack],d=i.subtitleTracks[i.subtitleTrack];let h=0;if(this.primaryLive||e.appendInPlace){const e=this.timelinePos-t.timelineStart;if(e>1){const n=t.duration;n&&e<n&&(h=e)}}const p=t.identifier,f=w(w({},r),{},{autoStartLoad:!0,startFragPrefetch:!0,primarySessionId:i.sessionId,assetPlayerId:p,abrEwmaDefaultEstimate:i.bandwidthEstimate,interstitialsController:void 0,startPosition:h,liveDurationInfinity:!1,testBandwidth:!1,videoPreference:a,audioPreference:u||r.audioPreference,subtitlePreference:d||r.subtitlePreference});e.appendInPlace&&(e.appendInPlaceStarted=!0,t.timelineStart&&(f.timelineOffset=t.timelineStart));const m=f.cmcd;null!=m&&m.sessionId&&m.contentId&&(f.cmcd=y({},m,{contentId:Ya(t.uri)})),this.getAssetPlayer(p)&&this.warn(`Duplicate date range identifier ${e} and asset ${p}`);const g=new as(this.HlsPlayerClass,f,e,t);this.playerQueue.push(g),e.assetList[n]=t;const v=i=>{if(i.live){const t=new Error(`Interstitials MUST be VOD assets ${e}`),i={fatal:!0,type:s.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:t};return void this.handleAssetItemError(i,e,this.schedule.findEventIndex(e.identifier),n,t.message)}const r=i.edge-i.fragmentStart,a=t.duration;(null===a||r>a)&&(this.log(`Interstitial asset "${p}" duration change ${a} > ${r}`),t.duration=r,this.updateSchedule())};g.on(l.LEVEL_UPDATED,((e,{details:t})=>v(t))),g.on(l.LEVEL_PTS_UPDATED,((e,{details:t})=>v(t)));const b=(e,t)=>{const n=this.getAssetPlayer(p);if(n&&t.tracks){n.off(l.BUFFER_CODECS,b),n.tracks=t.tracks;const e=this.primaryMedia;this.bufferingAsset===n.assetItem&&e&&!n.media&&this.bufferAssetPlayer(n,e)}};g.on(l.BUFFER_CODECS,b);const _=()=>{var n;const i=this.getAssetPlayer(p);if(this.log(`buffered to end of asset ${i}`),!i)return;const r=this.schedule.findEventIndex(e.identifier),a=null==(n=this.schedule.items)?void 0:n[r];if(this.isInterstitial(a)){const n=e.findAssetIndex(t),i=is(e,n);if(e.isAssetPastPlayoutLimit(i)){var s;const e=null==(s=this.schedule.items)?void 0:s[r+1];e&&this.bufferedToItem(e)}else this.bufferedToItem(a,i)}};g.on(l.BUFFERED_TO_END,_);const x=t=>()=>{if(!this.getAssetPlayer(p))return;this.shouldPlay=!0;const n=this.schedule.findEventIndex(e.identifier);this.advanceAfterAssetEnded(e,n,t)};return g.once(l.MEDIA_ENDED,x(n)),g.once(l.PLAYOUT_LIMIT_REACHED,x(1/0)),g.on(l.ERROR,((t,i)=>{const r=this.getAssetPlayer(p);if(i.details!==o.BUFFER_STALLED_ERROR)this.handleAssetItemError(i,e,this.schedule.findEventIndex(e.identifier),n,`Asset player error ${i.error} ${e}`);else if(null!=r&&r.media){const t=r.currentTime,n=r.duration-t;t&&e.appendInPlace&&n/r.media.playbackRate<.5?(this.log(`Advancing buffer past end of asset ${p} ${e} at ${r.media.currentTime}`),_()):(this.warn(`Stalled at ${t} of ${t+n} in asset ${p} ${e}`),this.onTimeupdate(),this.checkBuffer(!0))}})),g.on(l.DESTROYING,(()=>{if(!this.getAssetPlayer(p))return;const t=new Error(`Asset player destroyed unexpectedly ${p}`),i={fatal:!0,type:s.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:t};this.handleAssetItemError(i,e,this.schedule.findEventIndex(e.identifier),n,t.message)})),this.log(`INTERSTITIAL_ASSET_PLAYER_CREATED ${rs(t)}`),this.hls.trigger(l.INTERSTITIAL_ASSET_PLAYER_CREATED,{asset:t,assetListIndex:n,event:e,player:g}),g}clearInterstitial(e,t){e.assetList.forEach((e=>{this.clearAssetPlayer(e.identifier,t)})),e.reset()}resetAssetPlayer(e){const t=this.getAssetPlayerQueueIndex(e);if(-1!==t){this.log(`reset asset player "${e}" after error`);const n=this.playerQueue[t];this.transferMediaFromPlayer(n,null),n.resetDetails()}}clearAssetPlayer(e,t){const n=this.getAssetPlayerQueueIndex(e);if(-1!==n){this.log(`clear asset player "${e}" toSegment: ${t?os(t):t}`);const i=this.playerQueue[n];this.transferMediaFromPlayer(i,t),this.playerQueue.splice(n,1),i.destroy()}}emptyPlayerQueue(){let e;for(;e=this.playerQueue.pop();)e.destroy();this.playerQueue=[]}startAssetPlayer(e,t,n,i,r){const{interstitial:a,assetItem:s,assetId:o}=e,c=a.assetList.length,u=this.playingAsset;this.endedAsset=null,this.playingAsset=s,u&&u.identifier===o||(u&&(this.clearAssetPlayer(u.identifier,n[i]),delete u.error),this.log(`INTERSTITIAL_ASSET_STARTED ${t+1}/${c} ${rs(s)}`),this.hls.trigger(l.INTERSTITIAL_ASSET_STARTED,{asset:s,assetListIndex:t,event:a,schedule:n.slice(0),scheduleIndex:i,player:e})),this.bufferAssetPlayer(e,r)}bufferAssetPlayer(e,t){var n,i;const{interstitial:r,assetItem:a}=e,l=this.schedule.findEventIndex(r.identifier),c=null==(n=this.schedule.items)?void 0:n[l];if(!c)return;this.setBufferingItem(c),this.bufferingAsset=a;const u=this.getBufferingPlayer();if(u===e)return;const d=r.appendInPlace;if(d&&!1===(null==u?void 0:u.interstitial.appendInPlace))return;const h=(null==u?void 0:u.tracks)||(null==(i=this.detachedData)?void 0:i.tracks)||this.requiredTracks;if(d&&a!==this.playingAsset){if(!e.tracks)return;if(h&&!L(h,e.tracks)){const t=new Error(`Asset ${rs(a)} SourceBuffer tracks ('${Object.keys(e.tracks)}') are not compatible with primary content tracks ('${Object.keys(h)}')`),n={fatal:!0,type:s.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:t},i=r.findAssetIndex(a);return void this.handleAssetItemError(n,r,l,i,t.message)}}this.transferMediaTo(e,t)}handleAssetItemError(e,t,n,i,r){if(e.details===o.BUFFER_STALLED_ERROR)return;const a=t.assetList[i];this.warn(`INTERSTITIAL_ASSET_ERROR ${a?rs(a):a} ${e.error}`);const s=null==a?void 0:a.identifier,c=this.getAssetPlayerQueueIndex(s),u=this.playerQueue[c]||null,d=this.schedule.items,h=y({},e,{fatal:!1,errorAction:Et(!0),asset:a,assetListIndex:i,event:t,schedule:d,scheduleIndex:n,player:u});if(this.hls.trigger(l.INTERSTITIAL_ASSET_ERROR,h),!e.fatal)return;const p=this.playingAsset,f=new Error(r);if(a&&(this.clearAssetPlayer(s,null),a.error=f),t.assetList.some((e=>!e.error))){if(t.appendInPlace){for(let e=i;e<t.assetList.length;e++)this.resetAssetPlayer(t.assetList[e].identifier);this.updateSchedule()}}else t.error=f;t.error?this.primaryFallback(t):p&&p.identifier===s&&this.advanceAfterAssetEnded(t,n,i)}primaryFallback(e){const t=e.timelineStart,n=this.effectivePlayingItem;if(this.updateSchedule(),n){this.log(`Fallback to primary from event "${e.identifier}" start: ${t} pos: ${this.timelinePos} playing: ${n?os(n):"<none>"} error: ${e.error}`);let i=this.timelinePos;-1===i&&(i=this.hls.startPosition);const r=this.updateItem(n,i);this.itemsMatch(n,r)&&this.clearInterstitial(e,null),e.appendInPlace&&(this.attachPrimary(t,null),this.flushFrontBuffer(t));const a=this.schedule.findItemIndexAtTime(i);this.setSchedulePosition(a)}else this.checkStart()}onAssetListLoaded(e,t){var n;const i=t.event,r=i.identifier,a=t.assetListResponse.ASSETS;if(!this.schedule.hasEvent(r))return;const s=i.timelineStart,o=i.duration;let l=0;a.forEach(((e,t)=>{const n=parseFloat(e.DURATION);this.createAsset(i,t,l,s+l,n,e.URI),l+=n})),i.duration=l,this.log(`Loaded asset-list with duration: ${l} (was: ${o}) ${i}`);const c=this.waitingItem,u=(null==c?void 0:c.event.identifier)===r;this.updateSchedule();const d=null==(n=this.bufferingItem)?void 0:n.event;if(u){var h;const e=this.schedule.findEventIndex(r),t=null==(h=this.schedule.items)?void 0:h[e];if(t){if(!this.playingItem&&this.timelinePos>t.end){if(this.schedule.findItemIndexAtTime(this.timelinePos)!==e)return i.error=new Error(`Interstitial no longer within playback range ${this.timelinePos} ${i}`),void this.primaryFallback(i)}this.setBufferingItem(t)}this.setSchedulePosition(e)}else if((null==d?void 0:d.identifier)===r&&d.appendInPlace){const e=i.assetList[0],t=this.getAssetPlayer(e.identifier),n=this.primaryMedia;e&&t&&n&&this.bufferAssetPlayer(t,n)}}onError(e,t){switch(t.details){case o.ASSET_LIST_PARSING_ERROR:case o.ASSET_LIST_LOAD_ERROR:case o.ASSET_LIST_LOAD_TIMEOUT:{const e=t.interstitial;e&&this.primaryFallback(e);break}case o.BUFFER_STALLED_ERROR:this.onTimeupdate(),this.checkBuffer(!0)}}}});function fo(e){return e&&"object"==typeof e?Array.isArray(e)?e.map(fo):Object.keys(e).reduce(((t,n)=>(t[n]=fo(e[n]),t)),{}):e}function mo(e,t){const n=e.loader;if(n!==oo&&n!==ho)t.log("[config]: Custom loader detected, cannot enable progressive streaming"),e.progressive=!1;else{(function(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(e){}return!1})()&&(e.loader=oo,e.progressive=!0,e.enableSoftwareAES=!0,t.log("[config]: Progressive streaming enabled, using FetchLoader"))}}class go extends Ht{constructor(e,t){super("gap-controller",e.logger),this.hls=null,this.fragmentTracker=null,this.media=null,this.mediaSource=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.buffered={},this.lastCurrentTime=0,this.ended=0,this.waiting=0,this.onMediaPlaying=()=>{this.ended=0,this.waiting=0},this.onMediaWaiting=()=>{var e;null!=(e=this.media)&&e.seeking||(this.waiting=self.performance.now(),this.tick())},this.onMediaEnded=()=>{var e;this.hls&&(this.ended=(null==(e=this.media)?void 0:e.currentTime)||1,this.hls.trigger(l.MEDIA_ENDED,{stalled:!1}))},this.hls=e,this.fragmentTracker=t,this.registerListeners()}registerListeners(){const{hls:e}=this;e&&(e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.BUFFER_APPENDED,this.onBufferAppended,this))}unregisterListeners(){const{hls:e}=this;e&&(e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.BUFFER_APPENDED,this.onBufferAppended,this))}destroy(){super.destroy(),this.unregisterListeners(),this.media=this.hls=this.fragmentTracker=null,this.mediaSource=void 0}onMediaAttached(e,t){this.setInterval(100),this.mediaSource=t.mediaSource;const n=this.media=t.media;Ka(n,"playing",this.onMediaPlaying),Ka(n,"waiting",this.onMediaWaiting),Ka(n,"ended",this.onMediaEnded)}onMediaDetaching(e,t){this.clearInterval();const{media:n}=this;n&&(Ua(n,"playing",this.onMediaPlaying),Ua(n,"waiting",this.onMediaWaiting),Ua(n,"ended",this.onMediaEnded),this.media=null),this.mediaSource=void 0}onBufferAppended(e,t){this.buffered=t.timeRanges}get hasBuffered(){return Object.keys(this.buffered).length>0}tick(){var e;if(null==(e=this.media)||!e.readyState||!this.hasBuffered)return;const t=this.media.currentTime;this.poll(t,this.lastCurrentTime),this.lastCurrentTime=t}poll(e,t){var n,i;const r=null==(n=this.hls)?void 0:n.config;if(!r)return;const a=this.media;if(!a)return;const{seeking:s}=a,o=this.seeking&&!s,c=!this.seeking&&s,u=a.paused&&!s||a.ended||0===a.playbackRate;if(this.seeking=s,e!==t)return t&&(this.ended=0),this.moved=!0,s||(this.nudgeRetry=0,r.nudgeOnVideoHole&&!u&&e>t&&this.nudgeOnVideoHole(e,t)),void(0===this.waiting&&this.stallResolved(e));if(c||o)return void(o&&this.stallResolved(e));if(u)return this.nudgeRetry=0,this.stallResolved(e),void(!this.ended&&a.ended&&this.hls&&(this.ended=e||1,this.hls.trigger(l.MEDIA_ENDED,{stalled:!1})));if(!Zt.getBuffered(a).length)return void(this.nudgeRetry=0);const d=Zt.bufferInfo(a,e,0),h=d.nextStart||0,p=this.fragmentTracker;if(s&&p&&this.hls){const t=vo(this.hls.inFlightFragments,e),n=d.len>2,i=!h||t||h-e>2&&!p.getPartialFragment(e);if(n||i)return;this.moved=!1}const f=null==(i=this.hls)?void 0:i.latestLevelDetails;if(!this.moved&&null!==this.stalled&&p){if(!(d.len>0)&&!h)return;const t=Math.max(h,d.start||0)-e,n=!(null==f||!f.live)?2*f.targetduration:2,i=p.getPartialFragment(e);if(t>0&&(t<=n||i))return void(a.paused||this._trySkipBufferHole(i))}const m=r.detectStallWithCurrentTimeMs,g=self.performance.now(),v=this.waiting;let b=this.stalled;if(null===b){if(!(v>0&&g-v<m))return void(this.stalled=g);b=this.stalled=v}const y=g-b;if(!s&&(y>=m||v)&&this.hls){var _;if("ended"===(null==(_=this.mediaSource)?void 0:_.readyState)&&(null==f||!f.live)&&Math.abs(e-((null==f?void 0:f.edge)||0))<1){if(this.ended)return;return this.ended=e||1,void this.hls.trigger(l.MEDIA_ENDED,{stalled:!0})}if(this._reportStall(d),!this.media||!this.hls)return}const w=Zt.bufferInfo(a,e,r.maxBufferHole);this._tryFixBufferStall(w,y,e)}stallResolved(e){const t=this.stalled;if(t&&this.hls&&(this.stalled=null,this.stallReported)){const n=self.performance.now()-t;this.log(`playback not stuck anymore @${e}, after ${Math.round(n)}ms`),this.stallReported=!1,this.waiting=0,this.hls.trigger(l.STALL_RESOLVED,{})}}nudgeOnVideoHole(e,t){var n;const i=this.buffered.video;if(this.hls&&this.media&&this.fragmentTracker&&null!=(n=this.buffered.audio)&&n.length&&i&&i.length>1&&e>i.end(0)){const n=Zt.bufferedInfo(Zt.timeRangesToArray(this.buffered.audio),e,0);if(n.len>1&&t>=n.start){const n=Zt.timeRangesToArray(i),r=Zt.bufferedInfo(n,t,0).bufferedIndex;if(r>-1&&r<n.length-1){const t=Zt.bufferedInfo(n,e,0).bufferedIndex,i=n[r].end,a=n[r+1].start;if((-1===t||t>r)&&a-i<1&&e-i<2){const n=new Error(`nudging playhead to flush pipeline after video hole. currentTime: ${e} hole: ${i} -> ${a} buffered index: ${t}`);this.warn(n.message),this.media.currentTime+=1e-6;const r=this.fragmentTracker.getPartialFragment(e)||void 0,c=Zt.bufferInfo(this.media,e,0);this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:n,reason:n.message,frag:r,buffer:c.len,bufferInfo:c})}}}}}_tryFixBufferStall(e,t,n){var i,r;const{fragmentTracker:a,media:s}=this,o=null==(i=this.hls)?void 0:i.config;if(!s||!a||!o)return;const l=null==(r=this.hls)?void 0:r.latestLevelDetails,c=a.getPartialFragment(n);if(c||null!=l&&l.live&&n<l.fragmentStart){if(this._trySkipBufferHole(c)||!this.media)return}const u=e.buffered,d=this.adjacentTraversal(e,n);(u&&u.length>1&&e.len>o.maxBufferHole||e.nextStart&&(e.nextStart-n<o.maxBufferHole||d))&&(t>1e3*o.highBufferWatchdogPeriod||this.waiting)&&(this.warn("Trying to nudge playhead over buffer-hole"),this._tryNudgeBuffer(e))}adjacentTraversal(e,t){const n=this.fragmentTracker,i=e.nextStart;if(n&&i){const e=n.getFragAtPos(t,p),r=n.getFragAtPos(i,p);if(e&&r)return r.sn-e.sn<2}return!1}_reportStall(e){const{hls:t,media:n,stallReported:i,stalled:r}=this;if(!i&&null!==r&&n&&t){this.stallReported=!0;const i=new Error(`Playback stalling at @${n.currentTime} due to low buffer (${Qe(e)})`);this.warn(i.message),t.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:e.len,bufferInfo:e,stalled:{start:r}})}}_trySkipBufferHole(e){var t;const{fragmentTracker:n,media:i}=this,r=null==(t=this.hls)?void 0:t.config;if(!i||!n||!r)return 0;const a=i.currentTime,c=Zt.bufferInfo(i,a,0),u=a<c.start?c.start:c.nextStart;if(u&&this.hls){const t=c.len<=r.maxBufferHole,h=c.len>0&&c.len<1&&i.readyState<3,f=u-a;if(f>0&&(t||h)){if(f>r.maxBufferHole){let t=!1;if(0===a){const e=n.getAppendedFrag(0,p);e&&u<e.end&&(t=!0)}if(!t){const t=e||n.getAppendedFrag(a,p);if(t){var d;if(null==(d=this.hls.loadLevelObj)||!d.details)return 0;if(vo(this.hls.inFlightFragments,u))return 0;let e=!1,i=t.end;for(;i<u;){const t=n.getPartialFragment(i);if(!t){e=!0;break}i+=t.duration}if(e)return 0}}}const t=Math.max(u+.05,a+.1);if(this.warn(`skipping hole, adjusting currentTime from ${a} to ${t}`),this.moved=!0,i.currentTime=t,null==e||!e.gap){const n=new Error(`fragment loaded with buffer holes, seeking from ${a} to ${t}`);this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:n,reason:n.message,frag:e||void 0,buffer:c.len,bufferInfo:c})}return t}}return 0}_tryNudgeBuffer(e){const{hls:t,media:n,nudgeRetry:i}=this,r=null==t?void 0:t.config;if(!n||!r)return 0;const a=n.currentTime;if(this.nudgeRetry++,i<r.nudgeMaxRetry){const c=a+(i+1)*r.nudgeOffset,u=new Error(`Nudging 'currentTime' from ${a} to ${c}`);this.warn(u.message),n.currentTime=c,t.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_NUDGE_ON_STALL,error:u,fatal:!1,buffer:e.len,bufferInfo:e})}else{const n=new Error(`Playhead still not moving while enough data buffered @${a} after ${r.nudgeMaxRetry} nudges`);this.error(n.message),t.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.BUFFER_STALLED_ERROR,error:n,fatal:!0,buffer:e.len,bufferInfo:e})}}}function vo(e,t){const n=bo(e.main);if(n&&n.start<=t)return n;const i=bo(e.audio);return i&&i.start<=t?i:null}function bo(e){if(!e)return null;switch(e.state){case hi:case di:case yi:case _i:return null}return e.frag}function yo(){if("undefined"!=typeof self)return self.VTTCue||self.TextTrackCue}function _o(e,t,n,i,r){let a=new e(t,n,"");try{a.value=i,r&&(a.type=r)}catch(s){a=new e(t,n,Qe(r?w({type:r},i):i))}return a}const wo=(()=>{const e=yo();try{e&&new e(0,Number.POSITIVE_INFINITY,"")}catch(e){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();class xo{constructor(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.removeCues=!0,this.onEventCueEnter=()=>{this.hls&&this.hls.trigger(l.EVENT_CUE_ENTER,{})},this.hls=e,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=this.onEventCueEnter=null}_registerListeners(){const{hls:e}=this;e.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(l.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this)}_unregisterListeners(){const{hls:e}=this;e.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(l.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this)}onMediaAttaching(e,t){var n;this.media=t.media,!1===(null==(n=t.overrides)?void 0:n.cueRemoval)&&(this.removeCues=!1)}onMediaAttached(){const e=this.hls.latestLevelDetails;e&&this.updateDateRangeCues(e)}onMediaDetaching(e,t){this.media=null;!!t.transferMedia||(this.id3Track&&(this.removeCues&&Ga(this.id3Track,this.onEventCueEnter),this.id3Track=null),this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(e){const t=this.getID3Track(e.textTracks);return t.mode="hidden",t}getID3Track(e){if(this.media){for(let t=0;t<e.length;t++){const n=e[t];if("metadata"===n.kind&&"id3"===n.label)return Ha(n,this.media),n}return this.media.addTextTrack("metadata","id3")}}onFragParsingMetadata(e,t){if(!this.media)return;const{hls:{config:{enableEmsgMetadataCues:n,enableID3MetadataCues:i}}}=this;if(!n&&!i)return;const{samples:r}=t;this.id3Track||(this.id3Track=this.createTrack(this.media));const a=yo();if(a)for(let e=0;e<r.length;e++){const t=r[e].type;if(t===Qi.emsg&&!n||!i)continue;const s=Wi(r[e].data);if(s){const n=r[e].pts;let i=n+r[e].duration;i>wo&&(i=wo);i-n<=0&&(i=n+.25);for(let e=0;e<s.length;e++){const r=s[e];if(!Yi(r)){this.updateId3CueEnds(n,t);const e=_o(a,n,i,r,t);e&&this.id3Track.addCue(e)}}}}}updateId3CueEnds(e,t){var n;const i=null==(n=this.id3Track)?void 0:n.cues;if(i)for(let n=i.length;n--;){const r=i[n];r.type===t&&r.startTime<e&&r.endTime===wo&&(r.endTime=e)}}onBufferFlushing(e,{startOffset:t,endOffset:n,type:i}){const{id3Track:r,hls:a}=this;if(!a)return;const{config:{enableEmsgMetadataCues:s,enableID3MetadataCues:o}}=a;if(r&&(s||o)){let e;e="audio"===i?e=>e.type===Qi.audioId3&&o:"video"===i?e=>e.type===Qi.emsg&&s:e=>e.type===Qi.audioId3&&o||e.type===Qi.emsg&&s,Za(r,t,n,e)}}onLevelUpdated(e,{details:t}){this.updateDateRangeCues(t,!0)}onLevelPtsUpdated(e,t){Math.abs(t.drift)>.01&&this.updateDateRangeCues(t.details)}updateDateRangeCues(e,t){if(!this.media||!e.hasProgramDateTime||!this.hls.config.enableDateRangeMetadataCues)return;const{id3Track:n}=this,{dateRanges:r}=e,a=Object.keys(r);let s=this.dateRangeCuesAppended;var o;if(n&&t)if(null!=(o=n.cues)&&o.length){const e=Object.keys(s).filter((e=>!a.includes(e)));for(let t=e.length;t--;){const i=e[t],r=s[i].cues;delete s[i],Object.keys(r).forEach((e=>{try{const t=r[e];t.removeEventListener("enter",this.onEventCueEnter),n.removeCue(t)}catch(e){}}))}}else s=this.dateRangeCuesAppended={};const l=e.fragments[e.fragments.length-1];if(0===a.length||!i(null==l?void 0:l.programDateTime))return;this.id3Track||(this.id3Track=this.createTrack(this.media));const c=yo();for(let e=0;e<a.length;e++){const t=a[e],n=r[t],i=n.startTime,o=s[t],l=(null==o?void 0:o.cues)||{};let h=(null==o?void 0:o.durationKnown)||!1,p=wo;const{duration:f,endDate:m}=n;if(m&&null!==f)p=i+f,h=!0;else if(n.endOnNext&&!h){const e=a.reduce(((e,t)=>{if(t!==n.id){const i=r[t];if(i.class===n.class&&i.startDate>n.startDate&&(!e||n.startDate<e.startDate))return i}return e}),null);e&&(p=e.startTime,h=!0)}const g=Object.keys(n.attr);for(let e=0;e<g.length;e++){const r=g[e];if("ID"===(d=r)||"CLASS"===d||"CUE"===d||"START-DATE"===d||"DURATION"===d||"END-DATE"===d||"END-ON-NEXT"===d)continue;const a=l[r];if(a)h&&!o.durationKnown?a.endTime=p:Math.abs(a.startTime-i)>.01&&(a.startTime=i,a.endTime=p);else if(c){let e=n.attr[r];rn(r)&&(u=e,e=Uint8Array.from(u.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer);const a=_o(c,i,p,{key:r,data:e},Qi.dateRange);a&&(a.id=t,this.id3Track.addCue(a),l[r]=a,this.hls.config.interstitialsController&&("X-ASSET-LIST"!==r&&"X-ASSET-URL"!==r||a.addEventListener("enter",this.onEventCueEnter)))}}s[t]={cues:l,dateRange:n,durationKnown:h}}var u,d}}class ko{constructor(e){this.hls=void 0,this.config=void 0,this.media=null,this.currentTime=0,this.stallCount=0,this._latency=null,this._targetLatencyUpdated=!1,this.onTimeupdate=()=>{const{media:e}=this,t=this.levelDetails;if(!e||!t)return;this.currentTime=e.currentTime;const n=this.computeLatency();if(null===n)return;this._latency=n;const{lowLatencyMode:i,maxLiveSyncPlaybackRate:r}=this.config;if(!i||1===r||!t.live)return;const a=this.targetLatency;if(null===a)return;const s=n-a;if(s<Math.min(this.maxLatency,a+t.targetduration)&&s>.05&&this.forwardBufferLength>1){const t=Math.min(2,Math.max(1,r)),n=Math.round(2/(1+Math.exp(-.75*s-this.edgeStalled))*20)/20,i=Math.min(t,Math.max(1,n));this.changeMediaPlaybackRate(e,i)}else 1!==e.playbackRate&&0!==e.playbackRate&&this.changeMediaPlaybackRate(e,1)},this.hls=e,this.config=e.config,this.registerListeners()}get levelDetails(){var e;return(null==(e=this.hls)?void 0:e.latestLevelDetails)||null}get latency(){return this._latency||0}get maxLatency(){const{config:e}=this;if(void 0!==e.liveMaxLatencyDuration)return e.liveMaxLatencyDuration;const t=this.levelDetails;return t?e.liveMaxLatencyDurationCount*t.targetduration:0}get targetLatency(){const e=this.levelDetails;if(null===e||null===this.hls)return null;const{holdBack:t,partHoldBack:n,targetduration:i}=e,{liveSyncDuration:r,liveSyncDurationCount:a,lowLatencyMode:s}=this.config,o=this.hls.userConfig;let l=s&&n||t;(this._targetLatencyUpdated||o.liveSyncDuration||o.liveSyncDurationCount||0===l)&&(l=void 0!==r?r:a*i);const c=i;return l+Math.min(this.stallCount*this.config.liveSyncOnStallIncrease,c)}set targetLatency(e){this.stallCount=0,this.config.liveSyncDuration=e,this._targetLatencyUpdated=!0}get liveSyncPosition(){const e=this.estimateLiveEdge(),t=this.targetLatency;if(null===e||null===t)return null;const n=this.levelDetails;if(null===n)return null;const i=n.edge,r=e-t-this.edgeStalled,a=i-n.totalduration,s=i-(this.config.lowLatencyMode&&n.partTarget||n.targetduration);return Math.min(Math.max(a,r),s)}get drift(){const e=this.levelDetails;return null===e?1:e.drift}get edgeStalled(){const e=this.levelDetails;if(null===e)return 0;const t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}get forwardBufferLength(){const{media:e}=this,t=this.levelDetails;if(!e||!t)return 0;const n=e.buffered.length;return(n?e.buffered.end(n-1):t.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.hls=null}registerListeners(){const{hls:e}=this;e&&(e.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(l.ERROR,this.onError,this))}unregisterListeners(){const{hls:e}=this;e&&(e.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(l.ERROR,this.onError,this))}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.onTimeupdate)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.onTimeupdate),this.media=null)}onManifestLoading(){this._latency=null,this.stallCount=0}onLevelUpdated(e,{details:t}){t.advanced&&this.onTimeupdate(),!t.live&&this.media&&this.media.removeEventListener("timeupdate",this.onTimeupdate)}onError(e,t){var n;t.details===o.BUFFER_STALLED_ERROR&&(this.stallCount++,this.hls&&null!=(n=this.levelDetails)&&n.live&&this.hls.logger.warn("[latency-controller]: Stall detected, adjusting target latency"))}changeMediaPlaybackRate(e,t){var n,i;e.playbackRate!==t&&(null==(n=this.hls)||n.logger.debug(`[latency-controller]: latency=${this.latency.toFixed(3)}, targetLatency=${null==(i=this.targetLatency)?void 0:i.toFixed(3)}, forwardBufferLength=${this.forwardBufferLength.toFixed(3)}: adjusting playback rate from ${e.playbackRate} to ${t}`),e.playbackRate=t)}estimateLiveEdge(){const e=this.levelDetails;return null===e?null:e.edge+e.age}computeLatency(){const e=this.estimateLiveEdge();return null===e?null:e-this.currentTime}}class So extends ea{constructor(e,t){super(e,"level-controller"),this._levels=[],this._firstLevel=-1,this._maxAutoLevel=-1,this._startLevel=void 0,this.currentLevel=null,this.currentLevelIndex=-1,this.manualLevelIndex=-1,this.steering=void 0,this.onParsedComplete=void 0,this.steering=t,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(l.LEVEL_LOADED,this.onLevelLoaded,this),e.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(l.FRAG_BUFFERED,this.onFragBuffered,this),e.on(l.ERROR,this.onError,this)}_unregisterListeners(){const{hls:e}=this;e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(l.LEVEL_LOADED,this.onLevelLoaded,this),e.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(l.FRAG_BUFFERED,this.onFragBuffered,this),e.off(l.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){this._levels.forEach((e=>{e.loadError=0,e.fragmentError=0})),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1}onManifestLoading(e,t){this.resetLevels()}onManifestLoaded(e,t){const n=this.hls.config.preferManagedMediaSource,i=[],r={},a={};let s=!1,o=!1,l=!1;t.levels.forEach((e=>{const t=e.attrs;let{audioCodec:c,videoCodec:u}=e;c&&(e.audioCodec=c=Re(c,n)||void 0),u&&(u=e.videoCodec=function(e){const t=e.split(",");for(let e=0;e<t.length;e++){const n=t[e].split(".");n.length>2&&"avc1"===n[0]&&(t[e]=`avc1.${parseInt(n[1]).toString(16)}${("000"+parseInt(n[2]).toString(16)).slice(-4)}`)}return t.join(",")}(u));const{width:d,height:h,unknownCodecs:p}=e;let f=p?p.length:0;if(p)for(let t=f;t--;){const n=p[t];this.isAudioSupported(n)?(e.audioCodec=c=c?`${c},${n}`:n,f--,Se.audio[c.substring(0,4)]=2):this.isVideoSupported(n)&&(e.videoCodec=u=u?`${u},${n}`:n,f--,Se.video[u.substring(0,4)]=2)}if(s||(s=!(!d||!h)),o||(o=!!u),l||(l=!!c),f||c&&!this.isAudioSupported(c)||u&&!this.isVideoSupported(u))return void this.log(`Some or all CODECS not supported "${t.CODECS}"`);const{CODECS:m,"FRAME-RATE":g,"HDCP-LEVEL":v,"PATHWAY-ID":b,RESOLUTION:y,"VIDEO-RANGE":_}=t,w=`${`${b||"."}-`}${e.bitrate}-${y}-${g}-${m}-${_}-${v}`;if(r[w])if(r[w].uri===e.url||e.attrs["PATHWAY-ID"])r[w].addGroupId("audio",t.AUDIO),r[w].addGroupId("text",t.SUBTITLES);else{const t=a[w]+=1;e.attrs["PATHWAY-ID"]=new Array(t+1).join(".");const n=this.createLevel(e);r[w]=n,i.push(n)}else{const t=this.createLevel(e);r[w]=t,a[w]=1,i.push(t)}})),this.filterAndSortMediaOptions(i,t,s,o,l)}createLevel(e){const t=new Ye(e),n=e.supplemental;if(null!=n&&n.videoCodec&&!this.isVideoSupported(n.videoCodec)){const e=new Error(`SUPPLEMENTAL-CODECS not supported "${n.videoCodec}"`);this.log(e.message),t.supportedResult=Fe(e,[])}return t}isAudioSupported(e){return Ce(e,"audio",this.hls.config.preferManagedMediaSource)}isVideoSupported(e){return Ce(e,"video",this.hls.config.preferManagedMediaSource)}filterAndSortMediaOptions(e,t,n,i,r){let a=[],c=[],u=e;if((n||i)&&r&&(u=u.filter((({videoCodec:e,videoRange:t,width:n,height:i})=>{return(!!e||!(!n||!i))&&(!!(r=t)&&qe.indexOf(r)>-1);var r}))),0===u.length)return void Promise.resolve().then((()=>{if(this.hls){let e="no level with compatible codecs found in manifest",n=e;t.levels.length&&(n=`one or more CODECS in variant not supported: ${Qe(t.levels.map((e=>e.attrs.CODECS)).filter(((e,t,n)=>n.indexOf(e)===t)))}`,this.warn(n),e+=` (${n})`);const i=new Error(e);this.hls.trigger(l.ERROR,{type:s.MEDIA_ERROR,details:o.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,error:i,reason:n})}}));t.audioTracks&&(a=t.audioTracks.filter((e=>!e.audioCodec||this.isAudioSupported(e.audioCodec))),Eo(a)),t.subtitles&&(c=t.subtitles,Eo(c));const d=u.slice(0);u.sort(((e,t)=>{if(e.attrs["HDCP-LEVEL"]!==t.attrs["HDCP-LEVEL"])return(e.attrs["HDCP-LEVEL"]||"")>(t.attrs["HDCP-LEVEL"]||"")?1:-1;if(n&&e.height!==t.height)return e.height-t.height;if(e.frameRate!==t.frameRate)return e.frameRate-t.frameRate;if(e.videoRange!==t.videoRange)return qe.indexOf(e.videoRange)-qe.indexOf(t.videoRange);if(e.videoCodec!==t.videoCodec){const n=Me(e.videoCodec),i=Me(t.videoCodec);if(n!==i)return i-n}if(e.uri===t.uri&&e.codecSet!==t.codecSet){const n=Le(e.codecSet),i=Le(t.codecSet);if(n!==i)return i-n}return e.averageBitrate!==t.averageBitrate?e.averageBitrate-t.averageBitrate:0}));let h=d[0];if(this.steering&&(u=this.steering.filterParsedLevels(u),u.length!==d.length))for(let e=0;e<d.length;e++)if(d[e].pathwayId===u[0].pathwayId){h=d[e];break}this._levels=u;for(let e=0;e<u.length;e++)if(u[e]===h){var p;this._firstLevel=e;const t=h.bitrate,n=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${u.length} level(s) found, first bitrate: ${t}`),void 0===(null==(p=this.hls.userConfig)?void 0:p.abrEwmaDefaultEstimate)){const e=Math.min(t,this.hls.config.abrEwmaDefaultEstimateMax);e>n&&n===this.hls.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=e)}break}const f=r&&!i,m=this.hls.config,g=!(!m.audioStreamController||!m.audioTrackController),v={levels:u,audioTracks:a,subtitleTracks:c,sessionData:t.sessionData,sessionKeys:t.sessionKeys,firstLevel:this._firstLevel,stats:t.stats,audio:r,video:i,altAudio:g&&!f&&a.some((e=>!!e.url))};this.hls.trigger(l.MANIFEST_PARSED,v)}get levels(){return 0===this._levels.length?null:this._levels}get loadLevelObj(){return this.currentLevel}get level(){return this.currentLevelIndex}set level(e){const t=this._levels;if(0===t.length)return;if(e<0||e>=t.length){const n=new Error("invalid level idx"),i=e<0;if(this.hls.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.LEVEL_SWITCH_ERROR,level:e,fatal:i,error:n,reason:n.message}),i)return;e=Math.min(e,t.length-1)}const n=this.currentLevelIndex,i=this.currentLevel,r=i?i.attrs["PATHWAY-ID"]:void 0,a=t[e],c=a.attrs["PATHWAY-ID"];if(this.currentLevelIndex=e,this.currentLevel=a,n===e&&i&&r===c)return;this.log(`Switching to level ${e} (${a.height?a.height+"p ":""}${a.videoRange?a.videoRange+" ":""}${a.codecSet?a.codecSet+" ":""}@${a.bitrate})${c?" with Pathway "+c:""} from level ${n}${r?" with Pathway "+r:""}`);const u={level:e,attrs:a.attrs,details:a.details,bitrate:a.bitrate,averageBitrate:a.averageBitrate,maxBitrate:a.maxBitrate,realBitrate:a.realBitrate,width:a.width,height:a.height,codecSet:a.codecSet,audioCodec:a.audioCodec,videoCodec:a.videoCodec,audioGroups:a.audioGroups,subtitleGroups:a.subtitleGroups,loaded:a.loaded,loadError:a.loadError,fragmentError:a.fragmentError,name:a.name,id:a.id,uri:a.uri,url:a.url,urlId:0,audioGroupIds:a.audioGroupIds,textGroupIds:a.textGroupIds};this.hls.trigger(l.LEVEL_SWITCHING,u);const d=a.details;if(!d||d.live){const e=this.switchParams(a.uri,null==i?void 0:i.details,d);this.loadPlaylist(e)}}get manualLevel(){return this.manualLevelIndex}set manualLevel(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}get firstLevel(){return this._firstLevel}set firstLevel(e){this._firstLevel=e}get startLevel(){if(void 0===this._startLevel){const e=this.hls.config.startLevel;return void 0!==e?e:this.hls.firstAutoLevel}return this._startLevel}set startLevel(e){this._startLevel=e}get pathways(){return this.steering?this.steering.pathways():[]}get pathwayPriority(){return this.steering?this.steering.pathwayPriority:null}set pathwayPriority(e){if(this.steering){const t=this.steering.pathways(),n=e.filter((e=>-1!==t.indexOf(e)));if(e.length<1)return void this.warn(`pathwayPriority ${e} should contain at least one pathway from list: ${t}`);this.steering.pathwayPriority=n}}onError(e,t){!t.fatal&&t.context&&t.context.type===u&&t.context.level===this.level&&this.checkRetry(t)}onFragBuffered(e,{frag:t}){if(void 0!==t&&t.type===p){const e=t.elementaryStreams;if(!Object.keys(e).some((t=>!!e[t])))return;const n=this._levels[t.level];null!=n&&n.loadError&&(this.log(`Resetting level error count of ${n.loadError} on frag buffered`),n.loadError=0)}}onLevelLoaded(e,t){var n;const{level:i,details:r}=t,a=t.levelInfo;var s;if(!a)return this.warn(`Invalid level index ${i}`),void(null!=(s=t.deliveryDirectives)&&s.skip&&(r.deltaUpdateFailed=!0));if(a===this.currentLevel||t.withoutMultiVariant){0===a.fragmentError&&(a.loadError=0);let e=a.details;e===t.details&&e.advanced&&(e=void 0),this.playlistLoaded(i,t,e)}else null!=(n=t.deliveryDirectives)&&n.skip&&(r.deltaUpdateFailed=!0)}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentLevel)&&this.scheduleLoading(this.currentLevel,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const n=this.getUrlWithDirectives(e.uri,t),i=this.currentLevelIndex,r=e.attrs["PATHWAY-ID"],a=e.details,s=null==a?void 0:a.age;this.log(`Loading level index ${i}${void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:""}${r?" Pathway "+r:""}${s&&a.live?" age "+s.toFixed(1)+(a.type?" "+a.type||0:""):""} ${n}`),this.hls.trigger(l.LEVEL_LOADING,{url:n,level:i,levelInfo:e,pathwayId:e.attrs["PATHWAY-ID"],id:0,deliveryDirectives:t||null})}get nextLoadLevel(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}removeLevel(e){var t;if(1===this._levels.length)return;const n=this._levels.filter(((t,n)=>n!==e||(this.steering&&this.steering.removeLevel(t),t===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,t.details&&t.details.fragments.forEach((e=>e.level=-1))),!1)));ri(n),this._levels=n,this.currentLevelIndex>-1&&null!=(t=this.currentLevel)&&t.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.manualLevelIndex>-1&&(this.manualLevelIndex=this.currentLevelIndex);const i=n.length-1;this._firstLevel=Math.min(this._firstLevel,i),this._startLevel&&(this._startLevel=Math.min(this._startLevel,i)),this.hls.trigger(l.LEVELS_UPDATED,{levels:n})}onLevelsUpdated(e,{levels:t}){this._levels=t}checkMaxAutoUpdated(){const{autoLevelCapping:e,maxAutoLevel:t,maxHdcpLevel:n}=this.hls;this._maxAutoLevel!==t&&(this._maxAutoLevel=t,this.hls.trigger(l.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:e,levels:this.levels,maxAutoLevel:t,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:n}))}}function Eo(e){const t={};e.forEach((e=>{const n=e.groupId||"";e.id=t[n]=t[n]||0,t[n]++}))}function Co(){return self.SourceBuffer||self.WebKitSourceBuffer}function To(){if(!M())return!1;const e=Co();return!e||e.prototype&&"function"==typeof e.prototype.appendBuffer&&"function"==typeof e.prototype.remove}class Ao extends ki{constructor(e,t,n){super(e,t,n,"stream-controller",p),this.audioCodecSwap=!1,this.level=-1,this._forceStartLoad=!1,this._hasEnoughToStart=!1,this.altAudio=0,this.audioOnly=!1,this.fragPlaying=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this.onMediaPlaying=()=>{this.tick()},this.onMediaSeeked=()=>{const e=this.media,t=e?e.currentTime:null;if(null===t||!i(t))return;if(this.log(`Media seeked to ${t.toFixed(3)}`),!this.getBufferedFrag(t))return;const n=this.getFwdBufferInfoAtPos(e,t,p,0);null!==n&&0!==n.len?this.tick():this.warn(`Main forward buffer length at ${t} on "seeked" event ${n?n.len:"empty"})`)},this.registerListeners()}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(l.MANIFEST_PARSED,this.onManifestParsed,this),e.on(l.LEVEL_LOADING,this.onLevelLoading,this),e.on(l.LEVEL_LOADED,this.onLevelLoaded,this),e.on(l.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(l.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(l.BUFFER_CREATED,this.onBufferCreated,this),e.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(l.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){super.unregisterListeners();const{hls:e}=this;e.off(l.MANIFEST_PARSED,this.onManifestParsed,this),e.off(l.LEVEL_LOADED,this.onLevelLoaded,this),e.off(l.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(l.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(l.BUFFER_CREATED,this.onBufferCreated,this),e.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(l.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this.onMediaPlaying=this.onMediaSeeked=null,this.unregisterListeners(),super.onHandlerDestroying()}startLoad(e,t){if(this.levels){const{lastCurrentTime:n,hls:i}=this;if(this.stopLoad(),this.setInterval(100),this.level=-1,!this.startFragRequested){let e=i.startLevel;-1===e&&(i.config.testBandwidth&&this.levels.length>1?(e=0,this.bitrateTest=!0):e=i.firstAutoLevel),i.nextLoadLevel=e,this.level=i.loadLevel,this._hasEnoughToStart=!!t}n>0&&-1===e&&!t&&(this.log(`Override startPosition with lastCurrentTime @${n.toFixed(3)}`),e=n),this.state=hi,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}else this._forceStartLoad=!0,this.state=di}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case xi:{const{levels:e,level:t}=this,n=null==e?void 0:e[t],i=null==n?void 0:n.details;if(i&&(!i.live||this.levelLastLoaded===n&&!this.waitForLive(n))){if(this.waitForCdnTuneIn(i))break;this.state=hi;break}if(this.hls.nextLoadLevel!==this.level){this.state=hi;break}break}case mi:{var e;const t=self.performance.now(),n=this.retryDate;if(!n||t>=n||null!=(e=this.media)&&e.seeking){const{levels:e,level:t}=this,n=null==e?void 0:e[t];this.resetStartWhenNotLoaded(n||null),this.state=hi}}}this.state===hi&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){var e;super.onTickEnd(),null!=(e=this.media)&&e.readyState&&!1===this.media.seeking&&(this.lastCurrentTime=this.media.currentTime),this.checkFragmentChanged()}doTickIdle(){const{hls:e,levelLastLoaded:t,levels:n,media:i}=this;if(null===t||!i&&!this.primaryPrefetch&&(this.startFragRequested||!e.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const r=this.buffering?e.nextLoadLevel:e.loadLevel;if(null==n||!n[r])return;const a=n[r],s=this.getMainFwdBufferInfo();if(null===s)return;const o=this.getLevelDetails();if(o&&this._streamEnded(s,o)){const e={};return 2===this.altAudio&&(e.type="video"),this.hls.trigger(l.BUFFER_EOS,e),void(this.state=yi)}if(!this.buffering)return;e.loadLevel!==r&&-1===e.manualLevel&&this.log(`Adapting to level ${r} from level ${this.level}`),this.level=e.nextLoadLevel=r;const c=a.details;if(!c||this.state===xi||this.waitForLive(a))return this.level=r,this.state=xi,void(this.startFragRequested=!1);const u=s.len,d=this.getMaxBufferLength(a.maxBitrate);if(u>=d)return;this.backtrackFragment&&this.backtrackFragment.start>s.end&&(this.backtrackFragment=null);const h=this.backtrackFragment?this.backtrackFragment.start:s.end;let f=this.getNextFragment(h,c);if(this.couldBacktrack&&!this.fragPrevious&&f&&G(f)&&this.fragmentTracker.getState(f)!==Mt){var m;const e=(null!=(m=this.backtrackFragment)?m:f).sn-c.startSN,t=c.fragments[e-1];t&&f.cc===t.cc&&(f=t,this.fragmentTracker.removeFragment(t))}else this.backtrackFragment&&s.len&&(this.backtrackFragment=null);if(f&&this.isLoopLoading(f,h)){if(!f.gap){const e=this.audioOnly&&!this.altAudio?j:q,t=(e===q?this.videoBuffer:this.mediaBuffer)||this.media;t&&this.afterBufferFlushed(t,e,p)}f=this.getNextFragmentLoopLoading(f,c,s,p,d)}f&&(!f.initSegment||f.initSegment.data||this.bitrateTest||(f=f.initSegment),this.loadFragment(f,a,h))}loadFragment(e,t,n){const i=this.fragmentTracker.getState(e);i===Ct||i===At?G(e)?this.bitrateTest?(this.log(`Fragment ${e.sn} of level ${e.level} is being downloaded to test bitrate and will not be buffered`),this._loadBitrateTestFrag(e,t)):super.loadFragment(e,t,n):this._loadInitSegment(e,t):this.clearTrackerIfNeeded(e)}getBufferedFrag(e){return this.fragmentTracker.getBufferedFrag(e,p)}followingBufferedFrag(e){return e?this.getBufferedFrag(e.end+.5):null}immediateLevelSwitch(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}nextLevelSwitch(){const{levels:e,media:t}=this;if(null!=t&&t.readyState){let n;const i=this.getAppendedFrag(t.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const r=this.getLevelDetails();if(null!=r&&r.live){const e=this.getMainFwdBufferInfo();if(!e||e.len<2*r.targetduration)return}if(!t.paused&&e){const t=e[this.hls.nextLoadLevel],i=this.fragLastKbps;n=i&&this.fragCurrent?this.fragCurrent.duration*t.maxBitrate/(1e3*i)+1:0}else n=0;const a=this.getBufferedFrag(t.currentTime+n);if(a){const e=this.followingBufferedFrag(a);if(e){this.abortCurrentFrag();const t=e.maxStartPTS?e.maxStartPTS:e.start,n=e.duration,i=Math.max(a.end,t+Math.min(Math.max(n-this.config.maxFragLookUpTolerance,n*(this.couldBacktrack?.5:.125)),n*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(i,Number.POSITIVE_INFINITY)}}}}abortCurrentFrag(){const e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,e&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.state){case pi:case fi:case mi:case vi:case bi:this.state=hi}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(e,t){super.flushMainBuffer(e,t,2===this.altAudio?"video":null)}onMediaAttached(e,t){super.onMediaAttached(e,t);const n=t.media;Ka(n,"playing",this.onMediaPlaying),Ka(n,"seeked",this.onMediaSeeked)}onMediaDetaching(e,t){const{media:n}=this;n&&(Ua(n,"playing",this.onMediaPlaying),Ua(n,"seeked",this.onMediaSeeked)),this.videoBuffer=null,this.fragPlaying=null,super.onMediaDetaching(e,t);!!t.transferMedia||(this._hasEnoughToStart=!1)}onManifestLoading(){super.onManifestLoading(),this.log("Trigger BUFFER_RESET"),this.hls.trigger(l.BUFFER_RESET,void 0),this.couldBacktrack=!1,this.fragLastKbps=0,this.fragPlaying=this.backtrackFragment=null,this.altAudio=0,this.audioOnly=!1}onManifestParsed(e,t){let n=!1,i=!1;t.levels.forEach((e=>{const t=e.audioCodec;t&&(n=n||-1!==t.indexOf("mp4a.40.2"),i=i||-1!==t.indexOf("mp4a.40.5"))})),this.audioCodecSwitch=n&&i&&!function(){var e;const t=Co();return"function"==typeof(null==t||null==(e=t.prototype)?void 0:e.changeType)}(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1}onLevelLoading(e,t){const{levels:n}=this;if(!n||this.state!==hi)return;const i=t.levelInfo;(!i.details||i.details.live&&(this.levelLastLoaded!==i||i.details.expired)||this.waitForCdnTuneIn(i.details))&&(this.state=xi)}onLevelLoaded(e,t){var n;const{levels:i,startFragRequested:r}=this,a=t.level,s=t.details,o=s.totalduration;if(!i)return void this.warn(`Levels were reset while loading level ${a}`);this.log(`Level ${a} loaded [${s.startSN},${s.endSN}]${s.lastPartSn?`[part-${s.lastPartSn}-${s.lastPartIndex}]`:""}, cc [${s.startCC}, ${s.endCC}] duration:${o}`);const c=t.levelInfo,u=this.fragCurrent;!u||this.state!==fi&&this.state!==mi||u.level!==t.level&&u.loader&&this.abortCurrentFrag();let d=0;if(s.live||null!=(n=c.details)&&n.live){var h;if(this.checkLiveUpdate(s),s.deltaUpdateFailed)return;d=this.alignPlaylists(s,c.details,null==(h=this.levelLastLoaded)?void 0:h.details)}if(c.details=s,this.levelLastLoaded=c,r||this.setStartPosition(s,d),this.hls.trigger(l.LEVEL_UPDATED,{details:s,level:a}),this.state===xi){if(this.waitForCdnTuneIn(s))return;this.state=hi}r&&s.live&&this.synchronizeToLiveEdge(s),this.tick()}synchronizeToLiveEdge(e){const{config:t,media:n}=this;if(!n)return;const i=this.hls.liveSyncPosition,r=this.getLoadPosition(),a=e.fragmentStart,s=e.edge,o=r>=a-t.maxFragLookUpTolerance&&r<=s;if(null!==i&&n.duration>i&&(r<i||!o)){const a=void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.targetduration;if((!o&&n.readyState<4||r<s-a)&&(this._hasEnoughToStart||(this.nextLoadPosition=i),n.readyState))if(this.warn(`Playback: ${r.toFixed(3)} is located too far from the end of live sliding playlist: ${s}, reset currentTime to : ${i.toFixed(3)}`),"buffered"===this.config.liveSyncMode){var l;const e=Zt.bufferInfo(n,i,0);if(null==e||null==(l=e.buffered)||!l.length)return void(n.currentTime=i);if(e.start<=r)return void(n.currentTime=i);const{nextStart:t}=Zt.bufferedInfo(e.buffered,r,0);t&&(n.currentTime=t)}else n.currentTime=i}}_handleFragmentLoadProgress(e){var t;const n=e.frag,{part:i,payload:r}=e,{levels:a}=this;if(!a)return void this.warn(`Levels were reset while fragment load was in progress. Fragment ${n.sn} of level ${n.level} will not be buffered`);const s=a[n.level];if(!s)return void this.warn(`Level ${n.level} not found on progress`);const o=s.details;if(!o)return this.warn(`Dropping fragment ${n.sn} of level ${n.level} after level details were reset`),void this.fragmentTracker.removeFragment(n);const l=s.videoCodec,c=o.PTSKnown||!o.live,u=null==(t=n.initSegment)?void 0:t.data,d=this._getAudioCodec(s),h=this.transmuxer=this.transmuxer||new Qr(this.hls,p,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,m=-1!==f,g=new Vt(n.level,n.sn,n.stats.chunkCount,r.byteLength,f,m),v=this.initPTS[n.cc];h.push(r,u,d,l,n,i,o.totalduration,c,g,v)}onAudioTrackSwitching(e,t){const n=this.hls,i=2===this.altAudio;if(ot(t.url,n))this.altAudio=1;else{if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;const e=this.fragCurrent;e&&(this.log("Switching to main audio track, cancel main fragment load"),e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();if(i)return this.fragmentTracker.removeAllFragments(),n.once(l.BUFFER_FLUSHED,(()=>{var e;null==(e=this.hls)||e.trigger(l.AUDIO_TRACK_SWITCHED,t)})),void n.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null});n.trigger(l.AUDIO_TRACK_SWITCHED,t)}}onAudioTrackSwitched(e,t){const n=ot(t.url,this.hls);if(n){const e=this.videoBuffer;e&&this.mediaBuffer!==e&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=e)}this.altAudio=n?2:0,this.tick()}onBufferCreated(e,t){const n=t.tracks;let i,r,a=!1;for(const e in n){const t=n[e];if("main"===t.id){if(r=e,i=t,"video"===e){const t=n[e];t&&(this.videoBuffer=t.buffer)}}else a=!0}a&&i?(this.log(`Alternate track found, use ${r}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(e,t){const{frag:n,part:i}=t,r=n.type===p;if(r){if(this.fragContextChanged(n))return this.warn(`Fragment ${n.sn}${i?" p: "+i.index:""} of level ${n.level} finished buffering, but was aborted. state: ${this.state}`),void(this.state===bi&&(this.state=hi));const e=i?i.stats:n.stats;this.fragLastKbps=Math.round(8*e.total/(e.buffering.end-e.loading.first)),G(n)&&(this.fragPrevious=n),this.fragBufferedComplete(n,i)}const a=this.media;a&&(!this._hasEnoughToStart&&Zt.getBuffered(a).length&&(this._hasEnoughToStart=!0,this.seekToStartPos()),r&&this.tick())}get hasEnoughToStart(){return this._hasEnoughToStart}onError(e,t){var n;if(t.fatal)this.state=_i;else switch(t.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(p,t);break;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:t.levelRetry||this.state!==xi||(null==(n=t.context)?void 0:n.type)!==u||(this.state=hi);break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("main"!==t.parent)return;this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("main"!==t.parent)return;this.reduceLengthAndFlushBuffer(t)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}onFragLoadEmergencyAborted(){this.state=hi,this._hasEnoughToStart||(this.startFragRequested=!1,this.nextLoadPosition=this.lastCurrentTime),this.tickImmediate()}onBufferFlushed(e,{type:t}){if(t!==j||!this.altAudio){const e=(t===q?this.videoBuffer:this.mediaBuffer)||this.media;e&&(this.afterBufferFlushed(e,t,p),this.tick())}}onLevelsUpdated(e,t){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level,-1===this.level&&this.resetWhenMissingContext(this.fragCurrent)),this.levels=t.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:e}=this;if(!e)return;const t=e.currentTime;let n=this.startPosition;if(n>=0&&t<n){if(e.seeking)return void this.log(`could not seek to ${n}, already seeking at ${t}`);const i=this.timelineOffset;i&&n&&(n+=i);const r=this.getLevelDetails(),a=Zt.getBuffered(e),s=a.length?a.start(0):0,o=s-n,l=Math.max(this.config.maxBufferHole,this.config.maxFragLookUpTolerance);(this.config.startOnSegmentBoundary||o>0&&(o<l||this.loadingParts&&o<2*((null==r?void 0:r.partTarget)||0)))&&(this.log(`adjusting start position by ${o} to match buffer start`),n+=o,this.startPosition=n),t<n&&(this.log(`seek to target start position ${n} from current time ${t} buffer start ${s}`),e.currentTime=n)}}_getAudioCodec(e){let t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),t}_loadBitrateTestFrag(e,t){e.bitrateTest=!0,this._doFragLoad(e,t).then((e=>{const{hls:n}=this,i=null==e?void 0:e.frag;if(!i||this.fragContextChanged(i))return;t.fragmentError=0,this.state=hi,this.startFragRequested=!1,this.bitrateTest=!1;const r=i.stats;r.parsing.start=r.parsing.end=r.buffering.start=r.buffering.end=self.performance.now(),n.trigger(l.FRAG_LOADED,e),i.bitrateTest=!1}))}_handleTransmuxComplete(e){var t;const n=this.playlistType,{hls:r}=this,{remuxResult:a,chunkMeta:s}=e,o=this.getCurrentContext(s);if(!o)return void this.resetWhenMissingContext(s);const{frag:c,part:u,level:d}=o,{video:h,text:p,id3:f,initSegment:m}=a,{details:g}=d,v=this.altAudio?void 0:a.audio;if(this.fragContextChanged(c))this.fragmentTracker.removeFragment(c);else{if(this.state=vi,m){if(null!=m&&m.tracks){const e=c.initSegment||c;this._bufferInitSegment(d,m.tracks,e,s),r.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:e,id:n,tracks:m.tracks})}const e=m.initPTS,t=m.timescale;i(e)&&(this.initPTS[c.cc]={baseTime:e,timescale:t},r.trigger(l.INIT_PTS_FOUND,{frag:c,id:n,initPTS:e,timescale:t}))}if(h&&g){v&&"audiovideo"===h.type&&this.logMuxedErr(c);const e=g.fragments[c.sn-1-g.startSN],t=c.sn===g.startSN,n=!e||c.cc>e.cc;if(!1!==a.independent){const{startPTS:e,endPTS:i,startDTS:r,endDTS:a}=h;if(u)u.elementaryStreams[h.type]={startPTS:e,endPTS:i,startDTS:r,endDTS:a};else if(h.firstKeyFrame&&h.independent&&1===s.id&&!n&&(this.couldBacktrack=!0),h.dropped&&h.independent){const r=this.getMainFwdBufferInfo(),s=(r?r.end:this.getLoadPosition())+this.config.maxBufferHole,o=h.firstKeyFramePTS?h.firstKeyFramePTS:e;if(!t&&s<o-this.config.maxBufferHole&&!n)return void this.backtrack(c);n&&(c.gap=!0),c.setElementaryStreamInfo(h.type,c.start,i,c.start,a,!0)}else t&&e-(g.appliedTimelineOffset||0)>2&&(c.gap=!0);c.setElementaryStreamInfo(h.type,e,i,r,a),this.backtrackFragment&&(this.backtrackFragment=c),this.bufferFragmentData(h,c,u,s,t||n)}else{if(!t&&!n)return void this.backtrack(c);c.gap=!0}}if(v){const{startPTS:e,endPTS:t,startDTS:n,endDTS:i}=v;u&&(u.elementaryStreams[j]={startPTS:e,endPTS:t,startDTS:n,endDTS:i}),c.setElementaryStreamInfo(j,e,t,n,i),this.bufferFragmentData(v,c,u,s)}if(g&&null!=f&&null!=(t=f.samples)&&t.length){const e={id:n,frag:c,details:g,samples:f.samples};r.trigger(l.FRAG_PARSING_METADATA,e)}if(g&&p){const e={id:n,frag:c,details:g,samples:p.samples};r.trigger(l.FRAG_PARSING_USERDATA,e)}}}logMuxedErr(e){this.warn(`${G(e)?"Media":"Init"} segment with muxed audiovideo where only video expected: ${e.url}`)}_bufferInitSegment(e,t,n,i){if(this.state!==vi)return;this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&(delete t.audio,t.audiovideo&&this.logMuxedErr(n));const{audio:r,video:a,audiovideo:s}=t;if(r){let n=Pe(r.codec,e.audioCodec);"mp4a"===n&&(n="mp4a.40.5");const i=navigator.userAgent.toLowerCase();if(this.audioCodecSwitch){n&&(n=-1!==n.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5");const e=r.metadata;e&&"channelCount"in e&&1!==(e.channelCount||1)&&-1===i.indexOf("firefox")&&(n="mp4a.40.5")}n&&-1!==n.indexOf("mp4a.40.5")&&-1!==i.indexOf("android")&&"audio/mpeg"!==r.container&&(n="mp4a.40.2",this.log(`Android: force audio codec to ${n}`)),e.audioCodec&&e.audioCodec!==n&&this.log(`Swapping manifest audio codec "${e.audioCodec}" for "${n}"`),r.levelCodec=n,r.id=p,this.log(`Init audio buffer, container:${r.container}, codecs[selected/level/parsed]=[${n||""}/${e.audioCodec||""}/${r.codec}]`),delete t.audiovideo}if(a){a.levelCodec=e.videoCodec,a.id=p;const n=a.codec;if(4===(null==n?void 0:n.length))switch(n){case"hvc1":case"hev1":a.codec="hvc1.1.6.L120.90";break;case"av01":a.codec="av01.0.04M.08";break;case"avc1":a.codec="avc1.42e01e"}this.log(`Init video buffer, container:${a.container}, codecs[level/parsed]=[${e.videoCodec||""}/${n}]${a.codec!==n?" parsed-corrected="+a.codec:""}${a.supplemental?" supplemental="+a.supplemental:""}`),delete t.audiovideo}s&&(this.log(`Init audiovideo buffer, container:${s.container}, codecs[level/parsed]=[${e.codecs}/${s.codec}]`),delete t.video,delete t.audio);const o=Object.keys(t);if(o.length){if(this.hls.trigger(l.BUFFER_CODECS,t),!this.hls)return;o.forEach((e=>{const r=t[e].initSegment;null!=r&&r.byteLength&&this.hls.trigger(l.BUFFER_APPENDING,{type:e,data:r,frag:n,part:null,chunkMeta:i,parent:n.type})}))}this.tickImmediate()}getMainFwdBufferInfo(){const e=this.mediaBuffer&&2===this.altAudio?this.mediaBuffer:this.media;return this.getFwdBufferInfo(e,p)}get maxBufferLength(){const{levels:e,level:t}=this,n=null==e?void 0:e[t];return n?this.getMaxBufferLength(n.maxBitrate):this.config.maxBufferLength}backtrack(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=hi}checkFragmentChanged(){const e=this.media;let t=null;if(e&&e.readyState>1&&!1===e.seeking){const n=e.currentTime;if(Zt.isBuffered(e,n)?t=this.getAppendedFrag(n):Zt.isBuffered(e,n+.1)&&(t=this.getAppendedFrag(n+.1)),t){this.backtrackFragment=null;const e=this.fragPlaying,n=t.level;e&&t.sn===e.sn&&e.level===n||(this.fragPlaying=t,this.hls.trigger(l.FRAG_CHANGED,{frag:t}),e&&e.level===n||this.hls.trigger(l.LEVEL_SWITCHED,{level:n}))}}}get nextLevel(){const e=this.nextBufferedFrag;return e?e.level:-1}get currentFrag(){var e;if(this.fragPlaying)return this.fragPlaying;const t=(null==(e=this.media)?void 0:e.currentTime)||this.lastCurrentTime;return i(t)?this.getAppendedFrag(t):null}get currentProgramDateTime(){var e;const t=(null==(e=this.media)?void 0:e.currentTime)||this.lastCurrentTime;if(i(t)){const e=this.getLevelDetails(),n=this.currentFrag||(e?ct(null,e.fragments,t):null);if(n){const e=n.programDateTime;if(null!==e){const i=e+1e3*(t-n.start);return new Date(i)}}}return null}get currentLevel(){const e=this.currentFrag;return e?e.level:-1}get nextBufferedFrag(){const e=this.currentFrag;return e?this.followingBufferedFrag(e):null}get forceStartLoad(){return this._forceStartLoad}}class Mo{constructor(e){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=e}abort(e){for(const n in this.keyUriToKeyInfo){const i=this.keyUriToKeyInfo[n].loader;if(i){var t;if(e&&e!==(null==(t=i.context)?void 0:t.frag.type))return;i.abort()}}}detach(){for(const e in this.keyUriToKeyInfo){const t=this.keyUriToKeyInfo[e];(t.mediaKeySessionContext||t.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[e]}}destroy(){this.detach();for(const e in this.keyUriToKeyInfo){const t=this.keyUriToKeyInfo[e].loader;t&&t.destroy()}this.keyUriToKeyInfo={}}createKeyLoadError(e,t=o.KEY_LOAD_ERROR,n,i,r){return new qt({type:s.NETWORK_ERROR,details:t,fatal:!1,frag:e,response:r,error:n,networkDetails:i})}loadClear(e,t){if(this.emeController&&this.config.emeEnabled&&!this.emeController.getSelectedKeySystemFormats().length)if(t.length){const{sn:n,cc:i}=e;for(let e=0;e<t.length;e++){const r=t[e];if(i<=r.cc&&("initSegment"===n||"initSegment"===r.sn||n<r.sn))return this.emeController.selectKeySystemFormat(r).then((e=>{if(r.setKeyFormat(e),this.emeController&&this.config.requireKeySystemAccessOnStart){const t=bn(e);if(t)return this.emeController.getKeySystemAccess([t])}}))}}else if(this.config.requireKeySystemAccessOnStart){const e=En(this.config);if(e.length)return this.emeController.getKeySystemAccess(e)}return null}load(e){return!e.decryptdata&&e.encrypted&&this.emeController&&this.config.emeEnabled?this.emeController.selectKeySystemFormat(e).then((t=>this.loadInternal(e,t))):this.loadInternal(e)}loadInternal(e,t){var n,i;t&&e.setKeyFormat(t);const r=e.decryptdata;if(!r){const n=new Error(t?`Expected frag.decryptdata to be defined after setting format ${t}`:"Missing decryption data on fragment in onKeyLoading");return Promise.reject(this.createKeyLoadError(e,o.KEY_LOAD_ERROR,n))}const a=r.uri;if(!a)return Promise.reject(this.createKeyLoadError(e,o.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${a}"`)));let s=this.keyUriToKeyInfo[a];if(null!=(n=s)&&n.decryptdata.key)return r.key=s.decryptdata.key,Promise.resolve({frag:e,keyInfo:s});var l;if(null!=(i=s)&&i.keyLoadPromise)switch(null==(l=s.mediaKeySessionContext)?void 0:l.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return s.keyLoadPromise.then((t=>(r.key=t.keyInfo.decryptdata.key,{frag:e,keyInfo:s})))}switch(s=this.keyUriToKeyInfo[a]={decryptdata:r,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},r.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===r.keyFormat?this.loadKeyHTTP(s,e):this.loadKeyEME(s,e);case"AES-128":case"AES-256":case"AES-256-CTR":return this.loadKeyHTTP(s,e);default:return Promise.reject(this.createKeyLoadError(e,o.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${r.method}"`)))}}loadKeyEME(e,t){const n={frag:t,keyInfo:e};if(this.emeController&&this.config.emeEnabled){const t=this.emeController.loadKey(n);if(t)return(e.keyLoadPromise=t.then((t=>(e.mediaKeySessionContext=t,n)))).catch((t=>{throw e.keyLoadPromise=null,t}))}return Promise.resolve(n)}loadKeyHTTP(e,t){const n=this.config,i=new(0,n.loader)(n);return t.keyLoader=e.loader=i,e.keyLoadPromise=new Promise(((r,a)=>{const s={keyInfo:e,frag:t,responseType:"arraybuffer",url:e.decryptdata.uri},l=n.keyLoadPolicy.default,c={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(e,t,n,i)=>{const{frag:s,keyInfo:l,url:c}=n;if(!s.decryptdata||l!==this.keyUriToKeyInfo[c])return a(this.createKeyLoadError(s,o.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),i));l.decryptdata.key=s.decryptdata.key=new Uint8Array(e.data),s.keyLoader=null,l.loader=null,r({frag:s,keyInfo:l})},onError:(e,n,i,r)=>{this.resetLoader(n),a(this.createKeyLoadError(t,o.KEY_LOAD_ERROR,new Error(`HTTP Error ${e.code} loading key ${e.text}`),i,w({url:s.url,data:void 0},e)))},onTimeout:(e,n,i)=>{this.resetLoader(n),a(this.createKeyLoadError(t,o.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),i))},onAbort:(e,n,i)=>{this.resetLoader(n),a(this.createKeyLoadError(t,o.INTERNAL_ABORTED,new Error("key loading aborted"),i))}};i.load(s,c,u)}))}resetLoader(e){const{frag:t,keyInfo:n,url:i}=e,r=n.loader;t.keyLoader===r&&(t.keyLoader=null,n.loader=null),delete this.keyUriToKeyInfo[i],r&&r.destroy()}}function Lo(e){const{type:t}=e;switch(t){case d:return f;case h:return m;default:return p}}function Do(e,t){let n=e.url;return void 0!==n&&0!==n.indexOf("data:")||(n=t.url),n}class Io{constructor(e){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.onManifestLoaded=this.checkAutostartLoad,this.hls=e,this.registerListeners()}startLoad(e){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:e}=this;e.on(l.MANIFEST_LOADING,this.onManifestLoading,this),e.on(l.LEVEL_LOADING,this.onLevelLoading,this),e.on(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}unregisterListeners(){const{hls:e}=this;e.off(l.MANIFEST_LOADING,this.onManifestLoading,this),e.off(l.LEVEL_LOADING,this.onLevelLoading,this),e.off(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}createInternalLoader(e){const t=this.hls.config,n=t.pLoader,i=t.loader,r=new(n||i)(t);return this.loaders[e.type]=r,r}getInternalLoader(e){return this.loaders[e.type]}resetInternalLoader(e){this.loaders[e]&&delete this.loaders[e]}destroyInternalLoaders(){for(const e in this.loaders){const t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(e,t){const{url:n}=t;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:c,url:n,deliveryDirectives:null,levelOrTrack:null})}onLevelLoading(e,t){const{id:n,level:i,pathwayId:r,url:a,deliveryDirectives:s,levelInfo:o}=t;this.load({id:n,level:i,pathwayId:r,responseType:"text",type:u,url:a,deliveryDirectives:s,levelOrTrack:o})}onAudioTrackLoading(e,t){const{id:n,groupId:i,url:r,deliveryDirectives:a,track:s}=t;this.load({id:n,groupId:i,level:null,responseType:"text",type:d,url:r,deliveryDirectives:a,levelOrTrack:s})}onSubtitleTrackLoading(e,t){const{id:n,groupId:i,url:r,deliveryDirectives:a,track:s}=t;this.load({id:n,groupId:i,level:null,responseType:"text",type:h,url:r,deliveryDirectives:a,levelOrTrack:s})}onLevelsUpdated(e,t){const n=this.loaders[u];if(n){const e=n.context;e&&!t.levels.some((t=>t===e.levelOrTrack))&&(n.abort(),delete this.loaders[u])}}load(e){var t;const n=this.hls.config;let r,a=this.getInternalLoader(e);if(a){const t=this.hls.logger,n=a.context;if(n&&n.levelOrTrack===e.levelOrTrack&&(n.url===e.url||n.deliveryDirectives&&!e.deliveryDirectives))return void(n.url===e.url?t.log(`[playlist-loader]: ignore ${e.url} ongoing request`):t.log(`[playlist-loader]: ignore ${e.url} in favor of ${n.url}`));t.log(`[playlist-loader]: aborting previous loader for type: ${e.type}`),a.abort()}if(r=e.type===c?n.manifestLoadPolicy.default:y({},n.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),a=this.createInternalLoader(e),i(null==(t=e.deliveryDirectives)?void 0:t.part)){let t;if(e.type===u&&null!==e.level?t=this.hls.levels[e.level].details:e.type===d&&null!==e.id?t=this.hls.audioTracks[e.id].details:e.type===h&&null!==e.id&&(t=this.hls.subtitleTracks[e.id].details),t){const e=t.partTarget,n=t.targetduration;if(e&&n){const t=1e3*Math.max(3*e,.8*n);r=y({},r,{maxTimeToFirstByteMs:Math.min(t,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(t,r.maxTimeToFirstByteMs)})}}}const s=r.errorRetry||r.timeoutRetry||{},o={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:s.maxNumRetry||0,retryDelay:s.retryDelayMs||0,maxRetryDelay:s.maxRetryDelayMs||0},l={onSuccess:(e,t,n,i)=>{const r=this.getInternalLoader(n);this.resetInternalLoader(n.type);const a=e.data;0===a.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),Nn.isMediaPlaylist(a)||n.type!==c?this.handleTrackOrLevelPlaylist(e,t,n,i||null,r):this.handleMasterPlaylist(e,t,n,i)):this.handleManifestParsingError(e,n,new Error("no EXTM3U delimiter"),i||null,t)},onError:(e,t,n,i)=>{this.handleNetworkError(t,n,!1,e,i)},onTimeout:(e,t,n)=>{this.handleNetworkError(t,n,!0,void 0,e)}};a.load(e,o,l)}checkAutostartLoad(){if(!this.hls)return;const{config:{autoStartLoad:e,startPosition:t},forceStartLoad:n}=this.hls;(e||n)&&(this.hls.logger.log(`${e?"auto":"force"} startLoad with configured startPosition ${t}`),this.hls.startLoad(t))}handleMasterPlaylist(e,t,n,i){const r=this.hls,a=e.data,s=Do(e,n),o=Nn.parseMasterPlaylist(a,s);if(o.playlistParsingError)return void this.handleManifestParsingError(e,n,o.playlistParsingError,i,t);const{contentSteering:c,levels:u,sessionData:d,sessionKeys:h,startTimeOffset:p,variableList:f}=o;this.variableList=f;const{AUDIO:m=[],SUBTITLES:g,"CLOSED-CAPTIONS":v}=Nn.parseMasterPlaylistMedia(a,s,o);if(m.length){m.some((e=>!e.url))||!u[0].audioCodec||u[0].attrs.AUDIO||(this.hls.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new nn({}),bitrate:0,url:""}))}r.trigger(l.MANIFEST_LOADED,{levels:u,audioTracks:m,subtitles:g,captions:v,contentSteering:c,url:s,stats:t,networkDetails:i,sessionData:d,sessionKeys:h,startTimeOffset:p,variableList:f})}handleTrackOrLevelPlaylist(e,t,n,r,a){const s=this.hls,{id:o,level:u,type:d}=n,h=Do(e,n),p=i(u)?u:i(o)?o:0,f=Lo(n),m=Nn.parseLevelPlaylist(e.data,h,p,f,0,this.variableList);if(d===c){const e={attrs:new nn({}),bitrate:0,details:m,name:"",url:h};m.requestScheduled=t.loading.start+ei(m,0),s.trigger(l.MANIFEST_LOADED,{levels:[e],audioTracks:[],url:h,stats:t,networkDetails:r,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}t.parsing.end=performance.now(),n.levelDetails=m,this.handlePlaylistLoaded(m,e,t,n,r,a)}handleManifestParsingError(e,t,n,i,r){this.hls.trigger(l.ERROR,{type:s.NETWORK_ERROR,details:o.MANIFEST_PARSING_ERROR,fatal:t.type===c,url:e.url,err:n,error:n,reason:n.message,response:e,context:t,networkDetails:i,stats:r})}handleNetworkError(e,t,n=!1,i,r){let a=`A network ${n?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${e.type}`;e.type===u?a+=`: ${e.level} id: ${e.id}`:e.type!==d&&e.type!==h||(a+=` id: ${e.id} group-id: "${e.groupId}"`);const p=new Error(a);this.hls.logger.warn(`[playlist-loader]: ${a}`);let f=o.UNKNOWN,m=!1;const g=this.getInternalLoader(e);switch(e.type){case c:f=n?o.MANIFEST_LOAD_TIMEOUT:o.MANIFEST_LOAD_ERROR,m=!0;break;case u:f=n?o.LEVEL_LOAD_TIMEOUT:o.LEVEL_LOAD_ERROR,m=!1;break;case d:f=n?o.AUDIO_TRACK_LOAD_TIMEOUT:o.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case h:f=n?o.SUBTITLE_TRACK_LOAD_TIMEOUT:o.SUBTITLE_LOAD_ERROR,m=!1}g&&this.resetInternalLoader(e.type);const v={type:s.NETWORK_ERROR,details:f,fatal:m,url:e.url,loader:g,context:e,error:p,networkDetails:t,stats:r};if(i){const n=(null==t?void 0:t.url)||e.url;v.response=w({url:n,data:void 0},i)}this.hls.trigger(l.ERROR,v)}handlePlaylistLoaded(e,t,n,i,r,a){const f=this.hls,{type:m,level:g,id:v,groupId:b,deliveryDirectives:y}=i,_=Do(t,i),w=Lo(i),x="number"==typeof i.level&&w===p?g:void 0;if(!e.fragments.length){const a=e.playlistParsingError=new Error("No Segments found in Playlist");return void f.trigger(l.ERROR,{type:s.NETWORK_ERROR,details:o.LEVEL_EMPTY_ERROR,fatal:!1,url:_,error:a,reason:a.message,response:t,context:i,level:x,parent:w,networkDetails:r,stats:n})}e.targetduration||(e.playlistParsingError=new Error("Missing Target Duration"));const k=e.playlistParsingError;if(k){if(this.hls.logger.warn(k),!f.config.ignorePlaylistParsingErrors)return void f.trigger(l.ERROR,{type:s.NETWORK_ERROR,details:o.LEVEL_PARSING_ERROR,fatal:!1,url:_,error:k,reason:k.message,response:t,context:i,level:x,parent:w,networkDetails:r,stats:n});e.playlistParsingError=null}switch(e.live&&a&&(a.getCacheAge&&(e.ageHeader=a.getCacheAge()||0),a.getCacheAge&&!isNaN(e.ageHeader)||(e.ageHeader=0)),m){case c:case u:f.trigger(l.LEVEL_LOADED,{details:e,levelInfo:i.levelOrTrack||f.levels[0],level:x||0,id:v||0,stats:n,networkDetails:r,deliveryDirectives:y,withoutMultiVariant:m===c});break;case d:f.trigger(l.AUDIO_TRACK_LOADED,{details:e,track:i.levelOrTrack,id:v||0,groupId:b||"",stats:n,networkDetails:r,deliveryDirectives:y});break;case h:f.trigger(l.SUBTITLE_TRACK_LOADED,{details:e,track:i.levelOrTrack,id:v||0,groupId:b||"",stats:n,networkDetails:r,deliveryDirectives:y})}}}class Ro{static get version(){return Li}static isMSESupported(){return To()}static isSupported(){return function(){if(!To())return!1;const e=M();return"function"==typeof(null==e?void 0:e.isTypeSupported)&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some((t=>e.isTypeSupported(Ae(t,"video"))))||["mp4a.40.2","fLaC"].some((t=>e.isTypeSupported(Ae(t,"audio")))))}()}static getMediaSource(){return M()}static get Events(){return l}static get MetadataSchema(){return Qi}static get ErrorTypes(){return s}static get ErrorDetails(){return o}static get DefaultConfig(){return Ro.defaultConfig?Ro.defaultConfig:po}static set DefaultConfig(e){Ro.defaultConfig=e}constructor(e={}){this.config=void 0,this.userConfig=void 0,this.logger=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new Mi,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioStreamController=void 0,this.subtititleStreamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.interstitialsController=void 0,this.gapController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this._url=null,this._sessionId=void 0,this.triggeringException=void 0,this.started=!1;const t=this.logger=function(e,t,n){const i=E();if("object"==typeof console&&!0===e||"object"==typeof e){const r=["debug","log","info","warn","error"];r.forEach((t=>{i[t]=C(t,e,n)}));try{i.log(`Debug logs enabled for "${t}" in hls.js version 1.6.5`)}catch(e){return E()}r.forEach((t=>{T[t]=C(t,e)}))}else y(T,i);return i}(e.debug||!1,"Hls instance",e.assetPlayerId),n=this.config=function(e,t,n){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==t.liveMaxLatencyDurationCount&&(void 0===t.liveSyncDurationCount||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==t.liveMaxLatencyDuration&&(void 0===t.liveSyncDuration||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');const i=fo(e),r=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return["manifest","level","frag"].forEach((e=>{const a=`${"level"===e?"playlist":e}LoadPolicy`,s=void 0===t[a],o=[];r.forEach((n=>{const r=`${e}Loading${n}`,l=t[r];if(void 0!==l&&s){o.push(r);const e=i[a].default;switch(t[a]={default:e},n){case"TimeOut":e.maxLoadTimeMs=l,e.maxTimeToFirstByteMs=l;break;case"MaxRetry":e.errorRetry.maxNumRetry=l,e.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":e.errorRetry.retryDelayMs=l,e.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":e.errorRetry.maxRetryDelayMs=l,e.timeoutRetry.maxRetryDelayMs=l}}})),o.length&&n.warn(`hls.js config: "${o.join('", "')}" setting(s) are deprecated, use "${a}": ${Qe(t[a])}`)})),w(w({},i),t)}(Ro.DefaultConfig,e,t);this.userConfig=e,n.progressive&&mo(n,t);const{abrController:i,bufferController:r,capLevelController:a,errorController:s,fpsController:o}=n,c=new s(this),u=this.abrController=new i(this),d=new Lt(this),h=n.interstitialsController,p=h?this.interstitialsController=new h(this,Ro):null,f=this.bufferController=new r(this,d),m=this.capLevelController=new a(this),g=new o(this),v=new Io(this),b=n.contentSteeringController,_=b?new b(this):null,x=this.levelController=new So(this,_),k=new xo(this),S=new Mo(this.config),A=this.streamController=new Ao(this,d,S),M=this.gapController=new go(this,d);m.setStreamController(A),g.setStreamController(A);const L=[v,x,A];p&&L.splice(1,0,p),_&&L.splice(1,0,_),this.networkControllers=L;const D=[u,f,M,m,g,k,d];this.audioTrackController=this.createController(n.audioTrackController,L);const I=n.audioStreamController;I&&L.push(this.audioStreamController=new I(this,d,S)),this.subtitleTrackController=this.createController(n.subtitleTrackController,L);const R=n.subtitleStreamController;R&&L.push(this.subtititleStreamController=new R(this,d,S)),this.createController(n.timelineController,D),S.emeController=this.emeController=this.createController(n.emeController,D),this.cmcdController=this.createController(n.cmcdController,D),this.latencyController=this.createController(ko,D),this.coreComponents=D,L.push(c);const P=c.onErrorOut;"function"==typeof P&&this.on(l.ERROR,P,c),this.on(l.MANIFEST_LOADED,v.onManifestLoaded,v)}createController(e,t){if(e){const n=new e(this);return t&&t.push(n),n}return null}on(e,t,n=this){this._emitter.on(e,t,n)}once(e,t,n=this){this._emitter.once(e,t,n)}removeAllListeners(e){this._emitter.removeAllListeners(e)}off(e,t,n=this,i){this._emitter.off(e,t,n,i)}listeners(e){return this._emitter.listeners(e)}emit(e,t,n){return this._emitter.emit(e,t,n)}trigger(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(t){if(this.logger.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". Here is a stacktrace:',t),!this.triggeringException){this.triggeringException=!0;const n=e===l.ERROR;this.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:n,event:e,error:t}),this.triggeringException=!1}}return!1}listenerCount(e){return this._emitter.listenerCount(e)}destroy(){this.logger.log("destroy"),this.trigger(l.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this._url=null,this.networkControllers.forEach((e=>e.destroy())),this.networkControllers.length=0,this.coreComponents.forEach((e=>e.destroy())),this.coreComponents.length=0;const e=this.config;e.xhrSetup=e.fetchSetup=void 0,this.userConfig=null}attachMedia(e){if(!e||"media"in e&&!e.media){const t=new Error(`attachMedia failed: invalid argument (${e})`);return void this.trigger(l.ERROR,{type:s.OTHER_ERROR,details:o.ATTACH_MEDIA_ERROR,fatal:!0,error:t})}this.logger.log("attachMedia"),this._media&&(this.logger.warn("media must be detached before attaching"),this.detachMedia());const t="media"in e,n=t?e.media:e,i=t?e:{media:n};this._media=n,this.trigger(l.MEDIA_ATTACHING,i)}detachMedia(){this.logger.log("detachMedia"),this.trigger(l.MEDIA_DETACHING,{}),this._media=null}transferMedia(){this._media=null;const e=this.bufferController.transferMedia();return this.trigger(l.MEDIA_DETACHING,{transferMedia:e}),e}loadSource(e){this.stopLoad();const t=this.media,n=this._url,i=this._url=K.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.logger.log(`loadSource:${i}`),t&&n&&(n!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(t)),this.trigger(l.MANIFEST_LOADING,{url:e})}get url(){return this._url}get hasEnoughToStart(){return this.streamController.hasEnoughToStart}get startPosition(){return this.streamController.startPositionValue}startLoad(e=-1,t){this.logger.log(`startLoad(${e+(t?", <skip seek to start>":"")})`),this.started=!0,this.resumeBuffering();for(let n=0;n<this.networkControllers.length&&(this.networkControllers[n].startLoad(e,t),this.started&&this.networkControllers);n++);}stopLoad(){this.logger.log("stopLoad"),this.started=!1;for(let e=0;e<this.networkControllers.length&&(this.networkControllers[e].stopLoad(),!this.started&&this.networkControllers);e++);}get loadingEnabled(){return this.started}get bufferingEnabled(){return this.streamController.bufferingEnabled}resumeBuffering(){this.bufferingEnabled||(this.logger.log("resume buffering"),this.networkControllers.forEach((e=>{e.resumeBuffering&&e.resumeBuffering()})))}pauseBuffering(){this.bufferingEnabled&&(this.logger.log("pause buffering"),this.networkControllers.forEach((e=>{e.pauseBuffering&&e.pauseBuffering()})))}get inFlightFragments(){const e={[p]:this.streamController.inFlightFrag};return this.audioStreamController&&(e[f]=this.audioStreamController.inFlightFrag),this.subtititleStreamController&&(e[m]=this.subtititleStreamController.inFlightFrag),e}swapAudioCodec(){this.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){this.logger.log("recoverMediaError");const e=this._media,t=null==e?void 0:e.currentTime;this.detachMedia(),e&&(this.attachMedia(e),t&&this.startLoad(t))}removeLevel(e){this.levelController.removeLevel(e)}get sessionId(){let e=this._sessionId;return e||(e=this._sessionId=function(){try{return crypto.randomUUID()}catch(e){try{const e=URL.createObjectURL(new Blob),t=e.toString();return URL.revokeObjectURL(e),t.slice(t.lastIndexOf("/")+1)}catch(e){let t=(new Date).getTime();return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(e=>{const n=(t+16*Math.random())%16|0;return t=Math.floor(t/16),("x"==e?n:3&n|8).toString(16)}))}}}()),e}get levels(){const e=this.levelController.levels;return e||[]}get latestLevelDetails(){return this.streamController.getLevelDetails()||null}get loadLevelObj(){return this.levelController.loadLevelObj}get currentLevel(){return this.streamController.currentLevel}set currentLevel(e){this.logger.log(`set currentLevel:${e}`),this.levelController.manualLevel=e,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(e){this.logger.log(`set nextLevel:${e}`),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(e){this.logger.log(`set loadLevel:${e}`),this.levelController.manualLevel=e}get nextLoadLevel(){return this.levelController.nextLoadLevel}set nextLoadLevel(e){this.levelController.nextLoadLevel=e}get firstLevel(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)}set firstLevel(e){this.logger.log(`set firstLevel:${e}`),this.levelController.firstLevel=e}get startLevel(){const 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Date).getMonth()+1,day:(new Date).getDate(),year:(new Date).getFullYear()};function Es(){return u({},Ss)}function Cs(){return{registers:Es(),smartFence:!1,renderPlaceholder:void 0,placeholderSymbol:"▢",letterShapeStyle:y.locale.startsWith("fr")?"french":"tex",minFontScale:0,colorMap:T,backgroundColorMap:A,getMacro:e=>oe(e,ie())}}var Ts=class e{constructor(t,n){var i,r,a,s,o,l,c,d,h,p,f,m,g,v,b;let y;(null==t?void 0:t.parent)?(this.parent=t.parent,y=t.parent,this.registers={}):(y=u(u({},Cs()),null!=(i=null==t?void 0:t.from)?i:{}),this.registers=y.registers),y.atomIdsSettings&&(this.atomIdsSettings=u({},y.atomIdsSettings)),this.renderPlaceholder=y.renderPlaceholder,this.isPhantom=null!=(s=null!=(a=null==t?void 0:t.isPhantom)?a:null==(r=this.parent)?void 0:r.isPhantom)&&s,this.letterShapeStyle=y.letterShapeStyle,this.minFontScale=y.minFontScale,(null==n?void 0:n.color)&&"none"!==n.color?this.color=n.color:this.color=null!=(l=null==(o=this.parent)?void 0:o.color)?l:"",(null==n?void 0:n.backgroundColor)&&"none"!==n.backgroundColor?this.backgroundColor=n.backgroundColor:this.backgroundColor=null!=(d=null==(c=this.parent)?void 0:c.backgroundColor)?d:"",(null==n?void 0:n.fontSize)&&"auto"!==n.fontSize&&n.fontSize!==(null==(h=this.parent)?void 0:h.size)?this.size=n.fontSize:this.size=null!=(f=null==(p=this.parent)?void 0:p.size)?f:5;let _=null!=(g=null==(m=this.parent)?void 0:m.mathstyle)?g:bs.displaystyle;if("string"==typeof(null==t?void 0:t.mathstyle)){if(y instanceof e)switch(t.mathstyle){case"cramp":_=_.cramp;break;case"superscript":_=_.sup;break;case"subscript":_=_.sub;break;case"numerator":_=_.fracNum;break;case"denominator":_=_.fracDen}switch(t.mathstyle){case"textstyle":_=bs.textstyle;break;case"displaystyle":_=bs.displaystyle;break;case"scriptstyle":_=bs.scriptstyle;break;case"scriptscriptstyle":_=bs.scriptscriptstyle}}this.mathstyle=_,this.smartFence=y.smartFence,this.placeholderSymbol=y.placeholderSymbol,this.colorMap=null!=(v=y.colorMap)?v:e=>e,this.backgroundColorMap=null!=(b=y.backgroundColorMap)?b:e=>e,this.getMacro=y.getMacro,console.assert(void 0!==this.parent||void 0!==this.registers)}makeID(){if(!this.atomIdsSettings)return;if(this.atomIdsSettings.overrideID)return this.atomIdsSettings.overrideID;if("number"!=typeof this.atomIdsSettings.seed)return`${Date.now().toString(36).slice(-2)}${Math.floor(1e5*Math.random()).toString(36)}`;const e=this.atomIdsSettings.seed.toString(36);return this.atomIdsSettings.seed+=1,e}scale(e){return e*this.effectiveFontSize}get scalingFactor(){return this.parent?this.effectiveFontSize/this.parent.effectiveFontSize:1}get isDisplayStyle(){return 7===this.mathstyle.id||6===this.mathstyle.id}get isCramped(){return this.mathstyle.cramped}get isTight(){return this.mathstyle.isTight}get metrics(){return this.mathstyle.metrics}get effectiveFontSize(){return Math.max(Na[Math.max(1,this.size+this.mathstyle.sizeDelta)],this.minFontScale)}getRegister(e){var t;return(null==(t=this.registers)?void 0:t[e])?this.registers[e]:this.parent?this.parent.getRegister(e):void 0}getRegisterAsNumber(e){const t=this.getRegister(e);return"number"==typeof t?t:"string"==typeof t?Number(t):void 0}getRegisterAsGlue(e){var t;if(null==(t=this.registers)?void 0:t[e]){const t=this.registers[e];return"object"==typeof t&&"glue"in t?t:"object"==typeof t&&"dimension"in t?{glue:{dimension:t.dimension}}:"number"==typeof t?{glue:{dimension:t}}:void 0}if(this.parent)return this.parent.getRegisterAsGlue(e)}getRegisterAsEm(e,t){return _s(this.getRegisterAsDimension(e),t)}getRegisterAsDimension(e){var t;if(null==(t=this.registers)?void 0:t[e]){const t=this.registers[e];return"object"==typeof t&&"glue"in t?t.glue:"object"==typeof t&&"dimension"in t?t:"number"==typeof t?{dimension:t}:void 0}if(this.parent)return this.parent.getRegisterAsDimension(e)}setRegister(e,t){void 0!==t?this.registers[e]=t:delete this.registers[e]}evaluate(e){if(!e||!("register"in e))return e;let t=this;if("global"in e&&e.global)for(;t.parent;)t=t.parent;let n=1;"factor"in e&&1!==e.factor&&void 0!==e.factor&&(n=e.factor);const i=t.getRegister(e.register);if(void 0===i)return;if("string"==typeof i)return{string:Number(i).toString()+i};if("number"==typeof i)return{number:n*i};const r=t.evaluate(i);return void 0!==r?"string"in r?{string:Number(i).toString()+r.string}:"number"in r?{number:n*r.number}:"dimension"in r?d(u({},r),{dimension:n*r.dimension}):"glue"in r?d(u({},r),{glue:d(u({},r.glue),{dimension:n*r.glue.dimension}),shrink:r.shrink?d(u({},r.shrink),{dimension:n*r.shrink.dimension}):void 0,grow:r.grow?d(u({},r.grow),{dimension:n*r.grow.dimension}):void 0}):e:void 0}toDimension(e){const t=this.evaluate(e);return void 0===t?null:"dimension"in t?t:"glue"in t?t.glue:"number"in t?{dimension:t.number}:null}toEm(e,t){if(null===e)return 0;const n=this.toDimension(e);return null===n?0:ys(n,t)/Ia}toNumber(e){if(null===e)return null;const t=this.evaluate(e);return void 0===t?null:"number"in t?t.number:"dimension"in t?t.dimension:"glue"in t?t.glue.dimension:"string"in t?Number(t.string):null}toColor(e){var t,n;if(null===e)return null;const i=this.evaluate(e);return void 0===i?null:"string"in i?null!=(n=null==(t=this.colorMap)?void 0:t.call(this,i.string))?n:i.string:null}toBackgroundColor(e){var t,n;if(null===e)return null;const i=this.evaluate(e);return void 0===i?null:"string"in i?null!=(n=null==(t=this.backgroundColorMap)?void 0:t.call(this,i.string))?n:i.string:null}},As=["body","above","below","superscript","subscript"];function Ms(e){return"string"==typeof e&&As.includes(e)}function Ls(e){return void 0!==e&&Array.isArray(e)&&2===e.length}var Ds=class e{constructor(e){var t,n,i,r,a,s;this.type=e.type,"string"==typeof e.value&&(this.value=e.value),this.command=null!=(n=null!=(t=e.command)?t:this.value)?n:"",this.mode=null!=(i=e.mode)?i:"math",e.isFunction&&(this.isFunction=!0),e.limits&&(this.subsupPlacement=e.limits),this.style=u({},e.style),this.displayContainsHighlight=null!=(r=e.displayContainsHighlight)&&r,this.captureSelection=null!=(a=e.captureSelection)&&a,this.skipBoundary=null!=(s=e.skipBoundary)&&s,void 0!==e.verbatimLatex&&null!==e.verbatimLatex&&(this.verbatimLatex=e.verbatimLatex),e.args&&(this.args=e.args),e.body&&(this.body=e.body),this._changeCounter=0}static createBox(e,t,n){var i;if(!t)return null;const r=function(e){let t;const n=[];let i=[];for(const r of e)if(t||r.style){const e=r.computedStyle;t&&e.color===t.color&&e.backgroundColor===t.backgroundColor&&e.fontSize===t.fontSize?i.push(r):(i.length>0&&n.push(i),i=[r],t=e)}else i.push(r);i.length>0&&n.push(i);return n}(t),a=[];for(const t of r){const n=t[0].style,i=Is(e,t,{style:{color:n.color,backgroundColor:n.backgroundColor,fontSize:n.fontSize}});i&&a.push(i)}if(0===a.length)return null;const s=(null!=(i=null==n?void 0:n.classes)?i:"").trim();return 1!==a.length||s||(null==n?void 0:n.type)?new cs(a,{classes:s,type:null==n?void 0:n.type}).wrap(e):a[0].wrap(e)}static serialize(e,t){return ts.serialize(e,t)}static commonAncestor(e,t){if(e===t)return e.parent;if(e.parent===t.parent)return e.parent;const n=new WeakSet;let{parent:i}=e;for(;i;)n.add(i),i=i.parent;for(i=t.parent;i;){if(n.has(i))return i;i=i.parent}console.assert(Boolean(i))}static fromJson(t){return new e("string"==typeof t?{type:"mord",value:t,mode:"math"}:t)}get latexMode(){return"math"===this.mode?"math":"text"}toJson(){const e={};if(this.type&&(e.type=this.type),"math"!==this.mode&&(e.mode=this.mode),this.command&&this.command!==this.value&&(e.command=this.command),void 0!==this.value&&(e.value=this.value),this.style&&Object.keys(this.style).length>0&&(e.style=u({},this.style)),void 0!==this.verbatimLatex&&(e.verbatimLatex=this.verbatimLatex),this.subsupPlacement&&(e.subsupPlacement=this.subsupPlacement),this.explicitSubsupPlacement&&(e.explicitSubsupPlacement=!0),this.isFunction&&(e.isFunction=!0),this.displayContainsHighlight&&(e.displayContainsHighlight=!0),this.isExtensibleSymbol&&(e.isExtensibleSymbol=!0),this.skipBoundary&&(e.skipBoundary=!0),this.captureSelection&&(e.captureSelection=!0),this.args&&(e.args=this.args.map((e=>null===e?"<null>":Array.isArray(e)&&e[0]instanceof Ds?{atoms:e.map((e=>e.toJson()))}:"object"==typeof e&&"group"in e?{group:e.group.map((e=>e.toJson()))}:e))),this._branches)for(const t of Object.keys(this._branches))this._branches[t]&&(e[t]=this._branches[t].filter((e=>"first"!==e.type)).map((e=>e.toJson())));return"mord"===e.type&&2===Object.keys(e).length&&"value"in e?e.value:e}get changeCounter(){return this.parent?this.parent.changeCounter:this._changeCounter}set isDirty(e){if(e){this.parent||this._changeCounter++,"verbatimLatex"in this&&(this.verbatimLatex=void 0),this._children=void 0;let{parent:e}=this;for(;e;)e.parent||e._changeCounter++,"verbatimLatex"in e&&(e.verbatimLatex=void 0),e._children=void 0,e=e.parent}}_serialize(e){if(!(e.expandMacro||e.skipStyles||e.skipPlaceholders)&&"string"==typeof this.verbatimLatex)return this.verbatimLatex;const t=se(this.command,this.mode);return(null==t?void 0:t.serialize)?t.serialize(this,e):this.body&&this.command?Xa([Ja(this.command,this.bodyToLatex(e)),this.supsubToLatex(e)]):this.body?Xa([this.bodyToLatex(e),this.supsubToLatex(e)]):this.value&&"​"!==this.value?this.command:""}bodyToLatex(e){var t;return ts.serialize(this.body,d(u({},e),{defaultMode:null!=(t=e.defaultMode)?t:this.latexMode}))}aboveToLatex(e){return ts.serialize(this.above,e)}belowToLatex(e){return ts.serialize(this.below,e)}supsubToLatex(e){let t="";if(e=d(u({},e),{defaultMode:"math"}),void 0!==this.branch("subscript")){const n=ts.serialize(this.subscript,e);0===n.length?t+="_{}":1===n.length&&/^[0-9]$/.test(n)?t+=`_${n}`:t+=`_{${n}}`}if(void 0!==this.branch("superscript")){const n=ts.serialize(this.superscript,e);0===n.length?t+="^{}":1===n.length?"′"===n?t+="^\\prime ":"″"===n?t+="^\\doubleprime ":/^[0-9]$/.test(n)?t+=`^${n}`:t+=`^{${n}}`:t+=`^{${n}}`}return t}get treeDepth(){let e=1,t=this.parent;for(;t;)t=t.parent,e+=1;return e}get inCaptureSelection(){let e=this;for(;e;){if(e.captureSelection)return!0;e=e.parent}return!1}get parentPrompt(){let e=this.parent;for(;e;){if("prompt"===e.type&&!e.captureSelection)return e;e=e.parent}return null}branch(e){if(Ms(e)&&this._branches)return this._branches[e]}get branches(){if(!this._branches)return[];const e=[];for(const t of As)this._branches[t]&&e.push(t);return e}createBranch(e){return console.assert(Ms(e)),Ms(e)?(this._branches?this._branches[e]||(this._branches[e]=[this.makeFirstAtom(e)]):this._branches={[e]:[this.makeFirstAtom(e)]},this.isDirty=!0,this._branches[e]):[]}get row(){return Ls(this.parentBranch)?this.parentBranch[0]:-1}get col(){return Ls(this.parentBranch)?this.parentBranch[1]:-1}get body(){var e;return null==(e=this._branches)?void 0:e.body}set body(e){this.setChildren(e,"body")}get superscript(){var e;return null==(e=this._branches)?void 0:e.superscript}set superscript(e){this.setChildren(e,"superscript")}get subscript(){var e;return null==(e=this._branches)?void 0:e.subscript}set subscript(e){this.setChildren(e,"subscript")}get above(){var e;return null==(e=this._branches)?void 0:e.above}set above(e){this.setChildren(e,"above")}get below(){var e;return null==(e=this._branches)?void 0:e.below}set below(e){this.setChildren(e,"below")}get computedStyle(){var e,t;const n="string"==typeof this.style.verbatimColor,i="string"==typeof this.style.verbatimBackgroundColor,r=u(u({},null!=(t=null==(e=this.parent)?void 0:e.computedStyle)?t:{}),this.style);return delete r.variant,delete r.variantStyle,i||delete r.verbatimBackgroundColor,n||delete r.verbatimColor,r}applyStyle(e){this.isDirty=!0,this.style=u(u({},this.style),e),"none"===this.style.fontFamily&&delete this.style.fontFamily,"auto"===this.style.fontShape&&delete this.style.fontShape,"auto"===this.style.fontSeries&&delete this.style.fontSeries,"none"===this.style.color&&(delete this.style.color,delete this.style.verbatimColor),"none"===this.style.backgroundColor&&(delete this.style.backgroundColor,delete this.style.verbatimBackgroundColor),"auto"===this.style.fontSize&&delete this.style.fontSize;for(const t of this.children)t.applyStyle(e)}getInitialBaseElement(){var e,t,n;return this.hasEmptyBranch("body")?this:(console.assert("first"===(null==(e=this.body)?void 0:e[0].type)),null!=(n=null==(t=this.body[1])?void 0:t.getInitialBaseElement())?n:this)}getFinalBaseElement(){return this.hasEmptyBranch("body")?this:this.body[this.body.length-1].getFinalBaseElement()}isCharacterBox(){return"leftright"!==this.type&&"genfrac"!==this.type&&"subsup"!==this.type&&"delim"!==this.type&&"array"!==this.type&&"surd"!==this.type&&"mord"===this.getFinalBaseElement().type}hasEmptyBranch(e){const t=this.branch(e);return!t||(console.assert(t.length>0),console.assert("first"===t[0].type),1===t.length)}setChildren(e,t){var n;if(!e)return;if(console.assert(Ms(t)),!Ms(t))return;console.assert("first"!==(null==(n=e[0])?void 0:n.type));const i=[this.makeFirstAtom(t),...e];this._branches?this._branches[t]=i:this._branches={[t]:i};for(const n of e)n.parent=this,n.parentBranch=t;this.isDirty=!0}makeFirstAtom(t){const n=new e({type:"first",mode:this.mode});return n.parent=this,n.parentBranch=t,n}addChild(e,t){console.assert("first"!==e.type),this.createBranch(t).push(e),this.isDirty=!0,e.parent=this,e.parentBranch=t}addChildBefore(e,t){console.assert(void 0!==t.parentBranch);const n=this.createBranch(t.parentBranch);n.splice(n.indexOf(t),0,e),this.isDirty=!0,e.parent=this,e.parentBranch=t.parentBranch}addChildAfter(e,t){console.assert(void 0!==t.parentBranch);const n=this.createBranch(t.parentBranch);n.splice(n.indexOf(t)+1,0,e),this.isDirty=!0,e.parent=this,e.parentBranch=t.parentBranch}addChildren(e,t){const n=this.createBranch(t);for(const i of e)i.parent=this,i.parentBranch=t,n.push(i);this.isDirty=!0}addChildrenAfter(e,t){console.assert(0===e.length||"first"!==e[0].type),console.assert(void 0!==t.parentBranch);const n=this.createBranch(t.parentBranch);n.splice(n.indexOf(t)+1,0,...e),this.isDirty=!0;for(const n of e)n.parent=this,n.parentBranch=t.parentBranch;return e[e.length-1]}removeBranch(e){const t=this.branch(e);if(Ms(e)&&(this._branches[e]=void 0),!t)return[];for(const e of t)e.parent=void 0,e.parentBranch=void 0;return console.assert("first"===t[0].type),t.shift(),this.isDirty=!0,t}removeChild(e){if(console.assert(e.parent===this),"first"===e.type)return;const t=this.branch(e.parentBranch),n=t.indexOf(e);console.assert(n>=0),t.splice(n,1),this.isDirty=!0,e.parent=void 0,e.parentBranch=void 0}get siblings(){return this.parent?this.parent.branch(this.parentBranch):[]}get firstSibling(){return this.siblings[0]}get lastSibling(){const{siblings:e}=this;return e[e.length-1]}get isFirstSibling(){return this===this.firstSibling}get isLastSibling(){return this===this.lastSibling}get hasNoSiblings(){return 1===this.siblings.length}get leftSibling(){console.assert(void 0!==this.parent);const e=this.parent.branch(this.parentBranch);return e[e.indexOf(this)-1]}get rightSibling(){console.assert(void 0!==this.parent);const e=this.parent.branch(this.parentBranch);return e[e.indexOf(this)+1]}get hasChildren(){return Boolean(this._branches&&this.children.length>0)}get firstChild(){return console.assert(this.hasChildren),this.children[0]}get lastChild(){console.assert(this.hasChildren);const{children:e}=this;return e[e.length-1]}get children(){if(this._children)return this._children;if(!this._branches)return[];const e=[];for(const t of As)if(this._branches[t])for(const n of this._branches[t])e.push(...n.children),e.push(n);return this._children=e,e}render(e){if("first"===this.type&&!e.atomIdsSettings)return null;const t=se(this.command,this.mode);if(null==t?void 0:t.render)return t.render(this,e);const n=new Ts({parent:e},this.style);let i=this.createBox(n,{classes:this.parent?"":"ML__base"});return i?(this.subsupPlacement||!this.superscript&&!this.subscript||(i=this.attachSupsub(n,{base:i})),i.wrap(n)):null}attachSupsub(t,n){var i;const r=n.base,a=this.superscript,s=this.subscript;if(!a&&!s)return r;let o=null,l=null;const 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nowrap;\n  text-shadow: none;\n  -webkit-user-select: none;\n  user-select: none;\n  width: min-content;\n}\n.ML__latex .style-wrap {\n  position: relative;\n}\n.ML__latex .mfrac {\n  display: inline-block;\n}\n.ML__latex .left-right {\n  display: inline-block;\n}\n.ML__latex .vlist-t {\n  display: inline-table;\n  table-layout: fixed;\n  border-collapse: collapse;\n}\n.ML__latex .vlist-r {\n  display: table-row;\n}\n.ML__latex .vlist {\n  display: table-cell;\n  vertical-align: bottom;\n  position: relative;\n}\n.ML__latex .vlist > span {\n  display: block;\n  height: 0;\n  position: relative;\n}\n.ML__latex .vlist > span > span {\n  display: inline-block;\n}\n.ML__latex .vlist > span > .pstrut {\n  overflow: hidden;\n  width: 0;\n}\n.ML__latex .vlist-t2 {\n  margin-right: -2px;\n}\n.ML__latex .vlist-s {\n  display: table-cell;\n  vertical-align: bottom;\n  font-size: 1px;\n  width: 2px;\n  min-width: 2px;\n}\n.ML__latex .msubsup {\n  text-align: left;\n}\n.ML__latex .negativethinspace {\n  display: inline-block;\n  margin-left: -0.16667em;\n  height: 0.71em;\n}\n.ML__latex .thinspace {\n  display: inline-block;\n  width: 0.16667em;\n  height: 0.71em;\n}\n.ML__latex .mediumspace {\n  display: inline-block;\n  width: 0.22222em;\n  height: 0.71em;\n}\n.ML__latex .thickspace {\n  display: inline-block;\n  width: 0.27778em;\n  height: 0.71em;\n}\n.ML__latex .enspace {\n  display: inline-block;\n  width: 0.5em;\n  height: 0.71em;\n}\n.ML__latex .quad {\n  display: inline-block;\n  width: 1em;\n  height: 0.71em;\n}\n.ML__latex .qquad {\n  display: inline-block;\n  width: 2em;\n  height: 0.71em;\n}\n.ML__latex .llap,\n.ML__latex .rlap {\n  width: 0;\n  position: relative;\n  display: inline-block;\n}\n.ML__latex .llap > .inner,\n.ML__latex .rlap > .inner {\n  position: absolute;\n}\n.ML__latex .llap > .fix,\n.ML__latex .rlap > .fix {\n  display: inline-block;\n}\n.ML__latex .llap > .inner {\n  right: 0;\n}\n.ML__latex .rlap > .inner {\n  left: 0;\n}\n.ML__latex .rule {\n  display: inline-block;\n  border: solid 0;\n  position: relative;\n  box-sizing: border-box;\n}\n.ML__latex .overline .overline-line,\n.ML__latex .underline .underline-line {\n  width: 100%;\n}\n.ML__latex .overline .overline-line:before,\n.ML__latex .underline .underline-line:before {\n  content: '';\n  border-bottom-style: solid;\n  border-bottom-width: max(1px, 0.04em);\n  -webkit-print-color-adjust: exact;\n  print-color-adjust: exact;\n  display: block;\n}\n.ML__latex .overline .overline-line:after,\n.ML__latex .underline .underline-line:after {\n  border-bottom-style: solid;\n  border-bottom-width: max(1px, 0.04em);\n  -webkit-print-color-adjust: exact;\n  print-color-adjust: exact;\n  content: '';\n  display: block;\n  margin-top: -1px;\n}\n.ML__latex .stretchy {\n  display: block;\n  position: absolute;\n  width: 100%;\n  left: 0;\n  overflow: hidden;\n}\n.ML__latex .stretchy:before,\n.ML__latex .stretchy:after {\n  content: '';\n}\n.ML__latex .stretchy svg {\n  display: block;\n  position: absolute;\n  width: 100%;\n  height: inherit;\n  fill: currentColor;\n  stroke: currentColor;\n  fill-rule: nonzero;\n  fill-opacity: 1;\n  stroke-width: 1;\n  stroke-linecap: butt;\n  stroke-linejoin: miter;\n  stroke-miterlimit: 4;\n  stroke-dasharray: none;\n  stroke-dashoffset: 0;\n  stroke-opacity: 1;\n}\n.ML__latex .slice-1-of-2 {\n  display: inline-flex;\n  position: absolute;\n  left: 0;\n  width: 50.2%;\n  overflow: hidden;\n}\n.ML__latex .slice-2-of-2 {\n  display: inline-flex;\n  position: absolute;\n  right: 0;\n  width: 50.2%;\n  overflow: hidden;\n}\n.ML__latex .slice-1-of-3 {\n  display: inline-flex;\n  position: absolute;\n  left: 0;\n  width: 25.1%;\n  overflow: hidden;\n}\n.ML__latex .slice-2-of-3 {\n  display: inline-flex;\n  position: absolute;\n  left: 25%;\n  width: 50%;\n  overflow: hidden;\n}\n.ML__latex .slice-3-of-3 {\n  display: inline-flex;\n  position: absolute;\n  right: 0;\n  width: 25.1%;\n  overflow: hidden;\n}\n.ML__latex .slice-1-of-1 {\n  display: inline-flex;\n  position: absolute;\n  width: 100%;\n  left: 0;\n  overflow: hidden;\n}\n.ML__latex .nulldelimiter {\n  display: inline-block;\n}\n.ML__latex .op-group {\n  display: inline-block;\n}\n.ML__latex .op-symbol {\n  position: relative;\n}\n.ML__latex .op-symbol.small-op {\n  font-family: KaTeX_Size1;\n}\n.ML__latex .op-symbol.large-op {\n  font-family: KaTeX_Size2;\n}\n.ML__latex .mtable .vertical-separator {\n  display: inline-block;\n  min-width: 1px;\n  box-sizing: border-box;\n}\n.ML__latex .mtable .arraycolsep {\n  display: inline-block;\n}\n.ML__latex .mtable .col-align-m > .vlist-t {\n  text-align: center;\n}\n.ML__latex .mtable .col-align-c > .vlist-t {\n  text-align: center;\n}\n.ML__latex .mtable .col-align-l > .vlist-t {\n  text-align: left;\n}\n.ML__latex .mtable .col-align-r > .vlist-t {\n  text-align: right;\n}\n.ML__error {\n  display: inline-block;\n  background-image: radial-gradient(ellipse at center, hsl(341, 100%, 40%), rgba(0, 0, 0, 0) 70%);\n  background-color: hsla(341, 100%, 40%, 0.1);\n  background-repeat: repeat-x;\n  background-size: 3px 3px;\n  padding-bottom: 3px;\n  background-position: 0 100%;\n}\n.ML__error > .ML__error {\n  background: transparent;\n  padding: 0;\n}\n.ML__placeholder {\n  color: var(--_placeholder-color);\n  opacity: var(--_placeholder-opacity);\n  padding-left: 0.4ex;\n  padding-right: 0.4ex;\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n}\n.ML__notation {\n  position: absolute;\n  box-sizing: border-box;\n  line-height: 0;\n}\n/* This class is used to implement the `\\mathtip` and `\\texttip` commands\n   For UI elements, see `[data-ML__tooltip]`\n*/\n.ML__tooltip-container {\n  position: relative;\n  transform: scale(0);\n}\n.ML__tooltip-container .ML__tooltip-content {\n  position: fixed;\n  display: inline-table;\n  visibility: hidden;\n  z-index: 2;\n  width: max-content;\n  max-width: 400px;\n  padding: 12px 12px;\n  border-radius: 8px;\n  background: #616161;\n  --_selection-color: #fff;\n  color: #fff;\n  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);\n  opacity: 0;\n  transition: opacity 0.15s cubic-bezier(0.4, 0, 1, 1);\n}\n.ML__tooltip-container .ML__tooltip-content .ML__text {\n  white-space: normal;\n}\n.ML__tooltip-container .ML__tooltip-content .ML__base {\n  display: contents;\n}\n.ML__tooltip-container:hover .ML__tooltip-content {\n  visibility: visible;\n  opacity: 1;\n  font-size: 0.75em;\n  transform: scale(1) translate(0, 3em);\n}\n";break;case"mathfield":t="@keyframes ML__caret-blink {\n  0%,\n  100% {\n    opacity: 1;\n  }\n  50% {\n    opacity: 0;\n  }\n}\n.ML__container {\n  display: inline-flex;\n  flex-flow: row;\n  justify-content: space-between;\n  align-items: flex-end;\n  min-height: 39px;\n  /* Need some room for the virtual keyboard toggle */\n  width: 100%;\n  /* Encourage browsers to consider allocating a hardware accelerated\n   layer for this element. */\n  isolation: isolate;\n  /* Prevent the browser from trying to interpret touch gestures in the field */\n  /* \"Disabling double-tap to zoom removes the need for browsers to\n        delay the generation of click events when the user taps the screen.\" */\n  touch-action: none;\n  --_caret-color: var(--caret-color, hsl(var(--_hue), 40%, 49%));\n  --_selection-color: var(--selection-color, #000);\n  --_selection-background-color: var(--selection-background-color, hsl(var(--_hue), 70%, 85%));\n  --_text-highlight-background-color: var(--highlight-text, hsla(var(--_hue), 40%, 50%, 0.1));\n  --_contains-highlight-background-color: var(--contains-highlight-background-color, hsl(var(--_hue), 40%, 95%));\n  --_smart-fence-color: var(--smart-fence-color, currentColor);\n  --_smart-fence-opacity: var(--smart-fence-opacity, 0.5);\n  --_latex-color: var(--latex-color, hsl(var(--_hue), 80%, 40%));\n  --_correct-color: var(--correct-color, #10a000);\n  --_incorrect-color: var(--incorrect-color, #a01b00);\n  --_composition-background-color: var(--composition-background-color, #fff1c2);\n  --_composition-text-color: var(--composition-text-color, black);\n  --_composition-underline-color: var(--composition-underline-color, transparent);\n}\n/* This is the actual field content (formula) */\n.ML__content {\n  display: flex;\n  align-items: center;\n  align-self: center;\n  position: relative;\n  overflow: hidden;\n  padding: 2px 3px 2px 1px;\n  width: 100%;\n}\n.ML__virtual-keyboard-toggle,\n.ML__menu-toggle {\n  box-sizing: border-box;\n  display: flex;\n  align-self: center;\n  align-items: center;\n  flex-shrink: 0;\n  flex-direction: column;\n  justify-content: center;\n  width: 34px;\n  height: 34px;\n  padding: 0;\n  margin-right: 4px;\n  cursor: pointer;\n  /* Avoid some weird blinking with :hover */\n  border-radius: 8px;\n  border: 1px solid transparent;\n  transition: background 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);\n  color: hsl(var(--_hue), 40%, 50%);\n  fill: currentColor;\n  background: transparent;\n}\n.ML__virtual-keyboard-toggle:hover,\n.ML__menu-toggle:hover {\n  background: hsla(0, 0%, 70%, 0.3);\n  color: #333;\n  fill: currentColor;\n}\n.ML__virtual-keyboard-toggle > span,\n.ML__menu-toggle > span {\n  display: flex;\n  align-self: center;\n  align-items: center;\n}\n/* The invisible element used to capture keyboard events. We're just trying\n really hard to make sure it doesn't show. */\n.ML__keyboard-sink {\n  display: inline-block;\n  resize: none;\n  outline: none;\n  border: none;\n  /* Need these for Microsoft Edge */\n  position: fixed;\n  clip: rect(0 0 0 0);\n  /* Need this to prevent iOS Safari from auto-zooming */\n  font-size: 1em;\n  font-family: KaTeX_Main;\n  line-height: 0.5;\n  /* On Chromium, if this is 0, no keyboard events are received */\n}\n[part=\"placeholder\"] {\n  color: var(--neutral-400);\n}\n.ML__composition {\n  background: var(--_composition-background-color);\n  color: var(--_composition-text-color);\n  text-decoration: underline var(--_composition-underline-color);\n}\n.ML__caret::after {\n  content: '';\n  visibility: hidden;\n  width: 0;\n  display: inline-block;\n  height: 0.76em;\n  --_caret-width: clamp(2px, 0.08em, 10px);\n  border: none;\n  border-radius: calc(var(--_caret-width) / 2);\n  border-right: var(--_caret-width) solid var(--_caret-color);\n  margin-right: calc(-1 * var(--_caret-width));\n  position: relative;\n  left: -0.045em;\n  bottom: -0.05em;\n  animation: ML__caret-blink 1.05s step-end forwards infinite;\n}\n.ML__text-caret::after {\n  content: '';\n  visibility: hidden;\n  width: 0;\n  display: inline-block;\n  height: 0.76em;\n  --_caret-width: clamp(2px, 0.08em, 10px);\n  border: none;\n  border-radius: calc(var(--_caret-width) / 2);\n  border-right: var(--_caret-width) solid var(--_caret-color);\n  margin-right: calc(-1 * var(--_caret-width));\n  position: relative;\n  left: -0.045em;\n  bottom: -0.05em;\n  animation: ML__caret-blink 1.05s step-end forwards infinite;\n}\n.ML__latex-caret::after {\n  content: '';\n  visibility: hidden;\n  --_caret-width: clamp(2px, 0.08em, 10px);\n  border: none;\n  border-radius: calc(var(--_caret-width) / 2);\n  border-right: var(--_caret-width) solid var(--_latex-color);\n  margin-right: calc(-1 * var(--_caret-width));\n  position: relative;\n  left: -0.019em;\n  animation: ML__caret-blink 1.05s step-end forwards infinite;\n}\n.ML__focused .ML__latex-caret::after,\n.ML__focused .ML__text-caret::after,\n.ML__focused .ML__caret::after {\n  visibility: visible;\n}\n.ML__focused .ML__text {\n  background: var(--_text-highlight-background-color);\n}\n/* When using smartFence, the anticipated closing fence is displayed\nwith this style */\n.ML__smart-fence__close {\n  opacity: var(--_smart-fence-opacity);\n  color: var(--_smart-fence-color);\n}\n.ML__selected,\n.ML__focused .ML__selected .ML__contains-caret,\n.ML__focused .ML__selected .ML__smart-fence__close,\n.ML__focused .ML__selected .ML__placeholder {\n  color: var(--_selection-color);\n  opacity: 1;\n}\n.ML__selection {\n  box-sizing: border-box;\n  background: var(--_selection-background-color) !important;\n}\n.ML__contains-caret.ML__close,\n.ML__contains-caret.ML__open,\n.ML__contains-caret > .ML__close,\n.ML__contains-caret > .ML__open,\n.ML__contains-caret .ML__sqrt-sign,\n.ML__contains-caret .ML__sqrt-line {\n  color: var(--_caret-color);\n}\n.ML__contains-highlight {\n  box-sizing: border-box;\n  background: transparent;\n}\n.ML__focused .ML__contains-highlight {\n  background: var(--_contains-highlight-background-color);\n}\n.ML__raw-latex {\n  font-family: 'Berkeley Mono', 'IBM Plex Mono', 'Source Code Pro', Consolas, 'Roboto Mono', Menlo, 'Bitstream Vera Sans Mono', 'DejaVu Sans Mono', Monaco, Courier, monospace;\n  font-weight: 400;\n  font-size: 0.8em;\n  letter-spacing: -0.05em;\n  color: var(--_latex-color);\n}\n.ML__suggestion {\n  color: var(--neutral-500);\n}\n.ML__virtual-keyboard-toggle.is-visible.is-pressed:hover {\n  background: hsl(var(--_hue), 25%, 35%);\n  color: #fafafa;\n  fill: currentColor;\n}\n.ML__virtual-keyboard-toggle:focus {\n  outline: none;\n  border-radius: 8px;\n  border: 2px solid hsl(var(--_hue), 40%, 50%);\n}\n.ML__virtual-keyboard-toggle.is-pressed,\n.ML__virtual-keyboard-toggle.is-active:hover,\n.ML__virtual-keyboard-toggle.is-active {\n  background: hsl(var(--_hue), 25%, 35%);\n  color: #fafafa;\n  fill: currentColor;\n}\n/* Add an attribute 'data-tooltip' to automatically show a\n   tooltip over a element on hover.\n*/\n[data-tooltip] {\n  position: relative;\n}\n[data-tooltip]::after {\n  content: attr(data-tooltip);\n  position: absolute;\n  display: block;\n  z-index: 2;\n  pointer-events: none;\n  right: auto;\n  top: calc(-100% - 4px);\n  width: max-content;\n  max-width: 200px;\n  padding: 8px 8px;\n  border-radius: 4px;\n  background: #616161;\n  color: #fff;\n  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);\n  text-align: center;\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-style: normal;\n  font-weight: 400;\n  font-size: 13px;\n  /* Phone */\n  opacity: 0;\n  transform: scale(0.5);\n}\n@media only screen and (max-width: 767px) {\n  [data-tooltip]::after {\n    padding: 8px 16px;\n    font-size: 16px;\n  }\n}\nmenu [data-tooltip]::after {\n  left: 100%;\n  top: 0%;\n}\nmenu .ML__base {\n  cursor: default;\n}\n/** Don't display if we're tracking, i.e. have the pointer down */\n.tracking [data-tooltip]:hover::after {\n  /* Use visibility, not display. Display will remove the after from the DOM, and the override below will not work */\n  visibility: hidden;\n}\n/** But do display if tracking and inside a menu */\n.tracking menu li[data-tooltip]:hover::after,\n[data-tooltip]:hover::after {\n  visibility: visible;\n  opacity: 1;\n  transform: scale(1);\n  transition-property: opacity, scale;\n  transition-duration: 0.15s;\n  transition-delay: 1s;\n  transition-timing-function: cubic-bezier(0.4, 0, 1, 1);\n}\n.ML__prompt {\n  border-radius: 2px;\n}\n.ML__editablePromptBox {\n  outline: 1px solid #acacac;\n  border-radius: 2px;\n  z-index: -1;\n}\n.ML__focusedPromptBox {\n  outline: highlight auto 1px;\n}\n.ML__lockedPromptBox {\n  background-color: rgba(142, 142, 141, 0.4);\n  z-index: -1;\n}\n.ML__correctPromptBox {\n  outline: 1px solid var(--_correct-color);\n  box-shadow: 0 0 5px var(--_correct-color);\n}\n.ML__incorrectPromptBox {\n  outline: 1px solid var(--_incorrect-color);\n  box-shadow: 0 0 5px var(--_incorrect-color);\n}\n.variant-submenu {\n  display: flex;\n  flex-direction: column;\n  padding: 8px;\n}\n.variant-submenu [part=menu-item] {\n  font-size: 2rem;\n  text-align: center;\n  margin: 0;\n}\n.insert-matrix-submenu {\n  display: grid;\n  padding: 8px;\n  align-content: center;\n  justify-content: center;\n  grid-template-columns: repeat(5, minmax(0, 1fr));\n}\n.insert-matrix-submenu [part=menu-item] {\n  font-size: 21px;\n  border: none;\n  border-radius: 0;\n  line-height: 21px;\n  text-align: center;\n  padding: 0;\n  margin: 0;\n}\n.border-submenu [part=menu-item] {\n  font-size: 2rem;\n  line-height: 1.2;\n  text-align: center;\n}\n.swatches-submenu {\n  --_swatch-size: 2rem;\n  --_columns: 4;\n  display: flex;\n  flex-flow: wrap;\n  padding: 8px;\n  max-width: calc(var(--_columns) * (var(--_swatch-size) + 18px) + 16px);\n  box-sizing: border-box;\n}\n.menu-swatch {\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  box-sizing: border-box;\n  width: fit-content;\n  height: fit-content;\n  margin: 2px;\n  padding: 0;\n  background: var(--neutral-200);\n}\n.menu-swatch > .label {\n  padding: 0;\n  margin: 0;\n  line-height: 0;\n}\n.menu-swatch > .label > span {\n  display: inline-block;\n  margin: 6px;\n  min-width: var(--_swatch-size);\n  min-height: var(--_swatch-size);\n  border-radius: 50%;\n}\n.menu-swatch.active {\n  background: var(--neutral-100);\n  scale: 1.4;\n}\n.menu-swatch.active > .label > span {\n  border-radius: 2px;\n}\n.menu-swatch .ui-checkmark,\n.menu-swatch .ui-mixedmark {\n  position: absolute;\n  margin: 0;\n  padding: 0;\n  color: white;\n}\n.menu-swatch.dark-contrast .ui-checkmark,\n.menu-swatch.dark-contrast .ui-mixedmark {\n  color: #000;\n}\n";break;case"environment-popover":t="#mathlive-environment-popover.is-visible {\n  visibility: visible;\n}\n#mathlive-environment-popover {\n  --_environment-panel-height: var(--environment-panel-height, 70px);\n  --_accent-color: var(--accent-color, #aaa);\n  --_background: var(--environment-panel-background, #fff);\n  --_button-background: var(--environment-panel-button-background, white);\n  --_button-background-hover: var(--environment-panel-button-background-hover, #f5f5f7);\n  --_button-background-active: var(--environment-panel-button-background-active, #f5f5f7);\n  --_button-text: var(--environment-panel-button-text, #e3e4e8);\n  position: absolute;\n  width: calc(var(--_environment-panel-height) * 2);\n  height: var(--_environment-panel-height);\n  border-radius: 4px;\n  border: 1.5px solid var(--_accent-color);\n  background-color: var(--_background);\n  box-shadow: 0 0 30px 0 var(--environment-shadow, rgba(0, 0, 0, 0.4));\n  pointer-events: all;\n  visibility: hidden;\n}\n#mathlive-environment-popover .MLEP__array-buttons {\n  height: calc(var(--_environment-panel-height) * 5/4);\n  width: calc(var(--_environment-panel-height) * 5/4);\n  margin-left: calc(0px - var(--_environment-panel-height) * 0.16);\n  margin-top: calc(0px - var(--_environment-panel-height) * 0.19);\n}\n#mathlive-environment-popover .MLEP__array-buttons .font {\n  fill: white;\n}\n#mathlive-environment-popover .MLEP__array-buttons circle {\n  fill: #7f7f7f;\n  transition: fill 300ms;\n}\n#mathlive-environment-popover .MLEP__array-buttons .MLEP__array-insert-background {\n  fill-opacity: 1;\n  fill: var(--_background);\n  stroke: var(--_accent-color);\n  stroke-width: 3px;\n}\n#mathlive-environment-popover .MLEP__array-buttons line {\n  stroke: var(--_accent-color);\n  stroke-opacity: 0;\n  stroke-width: 40;\n  pointer-events: none;\n  transition: stroke-opacity 300ms;\n  stroke-linecap: round;\n}\n#mathlive-environment-popover .MLEP__array-buttons g[data-command]:hover circle {\n  fill: var(--_accent-color);\n}\n#mathlive-environment-popover .MLEP__array-buttons g[data-command]:hover line {\n  stroke-opacity: 1;\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls {\n  height: 100%;\n  width: 50%;\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options {\n  width: var(--_environment-panel-height);\n  height: var(--_environment-panel-height);\n  display: flex;\n  flex-wrap: wrap;\n  flex-direction: row;\n  justify-content: space-around;\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg {\n  pointer-events: all;\n  margin-top: 2px;\n  width: calc(var(--_environment-panel-height) / 3 * 28 / 24);\n  height: calc(var(--_environment-panel-height) / 3 - 2px);\n  border-radius: calc(var(--_environment-panel-height) / 25);\n  background-color: var(--_button-background);\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg:hover {\n  background-color: var(--_button-background-hover);\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg path,\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg line {\n  stroke: var(--_button-text);\n  stroke-width: 2;\n  stroke-linecap: round;\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg rect,\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg path {\n  fill-opacity: 0;\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active {\n  pointer-events: none;\n  background-color: var(--_button-background-active);\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active path,\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active line {\n  stroke: var(--_accent-color);\n}\n#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active circle {\n  fill: var(--_accent-color);\n}\n";break;case"suggestion-popover":t="/* The element that display info while in latex mode */\n#mathlive-suggestion-popover {\n  background-color: rgba(97, 97, 97);\n  color: #fff;\n  text-align: center;\n  border-radius: 8px;\n  position: fixed;\n  z-index: 1;\n  display: none;\n  flex-direction: column;\n  justify-content: center;\n  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);\n}\n#mathlive-suggestion-popover.top-tip::after {\n  content: '';\n  position: absolute;\n  top: -15px;\n  left: calc(50% - 15px);\n  width: 0;\n  height: 0;\n  border-left: 15px solid transparent;\n  border-right: 15px solid transparent;\n  border-bottom: 15px solid rgba(97, 97, 97);\n  font-size: 1rem;\n}\n#mathlive-suggestion-popover.bottom-tip::after {\n  content: '';\n  position: absolute;\n  bottom: -15px;\n  left: calc(50% - 15px);\n  width: 0;\n  height: 0;\n  border-left: 15px solid transparent;\n  border-right: 15px solid transparent;\n  border-top: 15px solid rgba(97, 97, 97);\n  font-size: 1rem;\n}\n#mathlive-suggestion-popover.is-animated {\n  transition: all 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);\n  animation: ML__fade-in cubic-bezier(0, 0, 0.2, 1) 0.15s;\n}\n#mathlive-suggestion-popover.is-visible {\n  display: flex;\n}\n@keyframes ML__fade-in {\n  from {\n    opacity: 0;\n  }\n  to {\n    opacity: 1;\n  }\n}\n/* The wrapper class for the entire content of the popover panel */\n#mathlive-suggestion-popover ul {\n  display: flex;\n  flex-flow: column;\n  list-style: none;\n  margin: 0;\n  padding: 0;\n  align-items: flex-start;\n  max-height: 400px;\n  overflow-y: auto;\n}\n#mathlive-suggestion-popover li {\n  display: flex;\n  flex-direction: row;\n  justify-content: space-between;\n  margin: 8px;\n  padding: 8px;\n  width: calc(100% - 16px - 16px);\n  column-gap: 1em;\n  border-radius: 8px;\n  cursor: pointer;\n  /* Since the content can be clicked on, provide feedback on hover */\n}\n#mathlive-suggestion-popover li a {\n  color: #5ea6fd;\n  padding-top: 0.3em;\n  margin-top: 0.4em;\n  display: block;\n}\n#mathlive-suggestion-popover li a:hover {\n  color: #5ea6fd;\n  text-decoration: underline;\n}\n#mathlive-suggestion-popover li:hover,\n#mathlive-suggestion-popover li.is-pressed,\n#mathlive-suggestion-popover li.is-active {\n  background: rgba(255, 255, 255, 0.1);\n}\n/* The command inside a popover (inside a #mathlive-suggestion-popover) */\n.ML__popover__command {\n  font-size: 1.6rem;\n  font-family: KaTeX_Main;\n}\n.ML__popover__current {\n  background: #5ea6fd;\n  color: #fff;\n}\n.ML__popover__latex {\n  font-family: 'IBM Plex Mono', 'Source Code Pro', Consolas, 'Roboto Mono', Menlo, 'Bitstream Vera Sans Mono', 'DejaVu Sans Mono', Monaco, Courier, monospace;\n  align-self: center;\n}\n/* The keyboard shortcuts for a symbol as displayed in the popover */\n.ML__popover__keybinding {\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-size: 0.8em;\n  opacity: 0.7;\n}\n/* Style for the character that joins the modifiers of a keyboard shortcut \n(usually a \"+\" sign)*/\n.ML__shortcut-join {\n  opacity: 0.5;\n}\n";break;case"keystroke-caption":t="/* The element that displays the keys as the user type them */\n#mathlive-keystroke-caption-panel {\n  visibility: hidden;\n  /*min-width: 160px;*/\n  /*background-color: rgba(97, 97, 200, .95);*/\n  background: var(--secondary, hsl(var(--_hue), 19%, 26%));\n  border-color: var(--secondary-border, hsl(0, 0%, 91%));\n  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);\n  text-align: center;\n  border-radius: 6px;\n  padding: 16px;\n  position: absolute;\n  z-index: 1;\n  display: flex;\n  flex-direction: row-reverse;\n  justify-content: center;\n  --keystroke: white;\n  --on-keystroke: #555;\n  --keystroke-border: #f7f7f7;\n}\n@media (prefers-color-scheme: dark) {\n  body:not([theme='light']) #mathlive-keystroke-caption-panel {\n    --keystroke: hsl(var(--_hue), 50%, 30%);\n    --on-keystroke: hsl(0, 0%, 98%);\n    --keystroke-border: hsl(var(--_hue), 50%, 25%);\n  }\n}\nbody[theme='dark'] #mathlive-keystroke-caption-panel {\n  --keystroke: hsl(var(--_hue), 50%, 30%);\n  --on-keystroke: hsl(0, 0%, 98%);\n  --keystroke-border: hsl(var(--_hue), 50%, 25%);\n}\n#mathlive-keystroke-caption-panel > span {\n  min-width: 14px;\n  /*height: 8px;*/\n  margin: 0 8px 0 0;\n  padding: 4px;\n  background-color: var(--keystroke);\n  color: var(--on-keystroke);\n  fill: currentColor;\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-size: 1em;\n  border-radius: 6px;\n  border: 2px solid var(--keystroke-border);\n  /*box-shadow: 0 7px 14px rgba(0,0,0,0.25), 0 5px 5px rgba(0,0,0,0.22);*/\n}\n";break;case"virtual-keyboard":t=".ML__keyboard {\n  --_keyboard-height: 0;\n  --_keyboard-zindex: var(--keyboard-zindex, 105);\n  --_accent-color: var(--keyboard-accent-color, #0c75d8);\n  --_background: var(--keyboard-background, #cacfd7);\n  --_border: var(--keyboard-border, #ddd);\n  --_padding-horizontal: var(--keyboard-padding-horizontal, 0px);\n  --_padding-top: var(--keyboard-padding-top, 5px);\n  --_padding-bottom: var(--keyboard-padding-bottom, 0px);\n  --_row-padding-left: var(--keyboard-row-padding-left, 0px);\n  --_row-padding-right: var(--keyboard-row-padding-right, 0px);\n  --_toolbar-text: var(--keyboard-toolbar-text, #2c2e2f);\n  --_toolbar-text-active: var(--keyboard-toolbar-text-active, var(--_accent-color));\n  --_toolbar-background: var(--keyboard-toolbar-background, transparent);\n  --_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #eee);\n  --_toolbar-background-selected: var(--keyboard-toolbar-background-selected, transparent);\n  --_toolbar-font-size: var(--keyboard-toolbar-font-size, '135%');\n  --_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #fff);\n  --_keycap-background: var(--keycap-background, white);\n  --_keycap-background-hover: var(--keycap-background-hover, #f5f5f7);\n  --_keycap-background-active: var(--keycap-background-active, var(--_accent-color));\n  --_keycap-background-pressed: var(--keycap-background-pressed, var(--_accent-color));\n  --_keycap-border: var(--keycap-border, #e5e6e9);\n  --_keycap-border-bottom: var(--keycap-border-bottom, #8d8f92);\n  --_keycap-text: var(--keycap-text, #000);\n  --_keycap-text-active: var(--keycap-text-active, #fff);\n  --_keycap-text-hover: var(--keycap-text-hover, var(--_keycap-text));\n  --_keycap-text-pressed: var(--keycap-text-pressed, #fff);\n  --_keycap-shift-text: var(--keycap-shift-text, var(--_accent-color));\n  --_keycap-primary-background: var(--keycap-primary-background, var(--_accent-color));\n  --_keycap-primary-text: var(--keycap-primary-text, #ddd);\n  --_keycap-primary-background-hover: var(--keycap-primary-background-hover, #0d80f2);\n  --_keycap-secondary-background: var(--keycap-secondary-background, #a0a9b8);\n  --_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #7d8795);\n  --_keycap-secondary-text: var(--keycap-secondary-text, #060707);\n  --_keycap-secondary-border: var(--keycap-secondary-border, #c5c9d0);\n  --_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, #989da6);\n  --_keycap-height: var(--keycap-height, 60px);\n  /* Keycap width (incl. margin) */\n  --_keycap-max-width: var(--keycap-max-width, 100px);\n  --_keycap-gap: var(--keycap-gap, 8px);\n  --_keycap-font-size: var(--keycap-font-size, clamp(16px, 4cqw, 24px));\n  --_keycap-small-font-size: var(--keycap-small-font-size, calc(var(--keycap-font-size) * 0.8));\n  --_keycap-extra-small-font-size: var(--keycap-extra-small-font-size, calc(var(--keycap-font-size) / 1.42));\n  --_variant-panel-background: var(--variant-panel-background, #fff);\n  --_variant-keycap-text: var(--variant-keycap-text, var(--_keycap-text));\n  --_variant-keycap-text-active: var(--variant-keycap-text-active, var(--_keycap-text-active));\n  --_variant-keycap-background-active: var(--variant-keycap-background-active, var(--_accent-color));\n  --_variant-keycap-length: var(--variant-keycap-length, 70px);\n  --_variant-keycap-font-size: var(--variant-keycap-font-size, 30px);\n  --_variant-keycap-aside-font-size: var(--variant-keycap-aside-font-size, 12px);\n  --_keycap-shift-font-size: var(--keycap-shift-font-size, 16px);\n  --_keycap-shift-color: var(--keycap-shift-color, var(--_accent-color));\n  --_box-placeholder-color: var(--box-placeholder-color, var(--_accent-color));\n  --_box-placeholder-pressed-color: var(--box-placeholder-pressed-color, var(--keycap-text-pressed));\n}\n.is-math-mode .MLK__rows .if-text-mode,\n.is-text-mode .MLK__rows .if-math-mode {\n  display: none;\n}\n.if-can-undo,\n.if-can-redo,\n.if-can-copy,\n.if-can-cut,\n.if-can-paste {\n  opacity: 0.4;\n  pointer-events: none;\n}\n.can-undo .if-can-undo,\n.can-redo .if-can-redo,\n.can-copy .if-can-copy,\n.can-cut .if-can-cut,\n.can-paste .if-can-paste {\n  opacity: 1;\n  pointer-events: all;\n}\nbody > .ML__keyboard {\n  position: fixed;\n  --_padding-bottom: calc(var(--keyboard-padding-bottom, 0px) + env(safe-area-inset-bottom, 0));\n}\nbody > .ML__keyboard.is-visible > .MLK__backdrop {\n  box-shadow: 0 -5px 6px rgba(0, 0, 0, 0.08);\n  border-top: 1px solid var(--_border);\n}\nbody > .ML__keyboard.backdrop-is-transparent.is-visible > .MLK__backdrop {\n  box-shadow: none;\n  border: none;\n}\nbody > .ML__keyboard.is-visible.animate > .MLK__backdrop {\n  transition: 0.28s cubic-bezier(0, 0, 0.2, 1);\n  transition-property: transform, opacity;\n  transition-timing-function: cubic-bezier(0.4, 0, 1, 1);\n}\n.ML__keyboard {\n  position: relative;\n  overflow: hidden;\n  top: 0;\n  left: 0;\n  height: 100%;\n  width: 100%;\n  z-index: var(--_keyboard-zindex);\n  box-sizing: border-box;\n  outline: none;\n  border: none;\n  margin: 0;\n  padding: 0;\n  line-height: 1;\n  overflow-wrap: unset;\n  text-align: left;\n  vertical-align: baseline;\n  cursor: auto;\n  white-space: pre;\n  box-shadow: none;\n  opacity: 1;\n  transform: none;\n  pointer-events: none;\n}\n.ML__keyboard :where(div) {\n  box-sizing: border-box;\n  outline: none;\n  border: none;\n  margin: 0;\n  padding: 0;\n  line-height: 1;\n  overflow-wrap: unset;\n  text-align: left;\n  vertical-align: baseline;\n  cursor: auto;\n  white-space: pre;\n  box-shadow: none;\n  transform: none;\n}\n.MLK__backdrop {\n  position: absolute;\n  bottom: calc(-1 * var(--_keyboard-height));\n  width: 100%;\n  height: var(--_keyboard-height);\n  box-sizing: border-box;\n  padding-top: var(--_padding-top);\n  padding-bottom: var(--_padding-bottom);\n  padding-left: var(--_padding-horizontal);\n  padding-right: var(--_padding-horizontal);\n  opacity: 0;\n  visibility: hidden;\n  transform: translate(0, 0);\n  background: var(--_background);\n}\n.backdrop-is-transparent .MLK__backdrop {\n  background: transparent;\n}\n/* If a custom layout has a custom container/backdrop\n  (backdrop-is-transparent), make sure to let pointer event go through. */\n.backdrop-is-transparent .MLK__plate {\n  background: transparent;\n  pointer-events: none;\n}\n/* If a custom layout has a custom container/backdrop, make sure to \n   allow pointer events on it. */\n.backdrop-is-transparent .MLK__layer > div > div {\n  pointer-events: all;\n}\n.ML__keyboard.is-visible > .MLK__backdrop {\n  transform: translate(0, calc(-1 * var(--_keyboard-height)));\n  opacity: 1;\n  visibility: visible;\n}\n.caps-lock-indicator {\n  display: none;\n  width: 8px;\n  height: 8px;\n  background: #0cbc0c;\n  box-shadow: inset 0 0 4px 0 #13ca13, 0 0 4px 0 #a9ef48;\n  border-radius: 8px;\n  right: 8px;\n  top: 8px;\n  position: absolute;\n}\n.ML__keyboard.is-caps-lock .caps-lock-indicator {\n  display: block;\n}\n.ML__keyboard.is-caps-lock .shift {\n  background: var(--_keycap-background-active);\n  color: var(--_keycap-text-active);\n}\n.MLK__plate {\n  position: absolute;\n  top: var(--_padding-top);\n  left: var(--_padding-horizontal);\n  width: calc(100% - 2 * var(--_padding-horizontal));\n  margin: 0;\n  padding: 0;\n  box-sizing: border-box;\n  container-type: inline-size;\n  touch-action: none;\n  -webkit-user-select: none;\n  user-select: none;\n  pointer-events: all;\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-size: 16px;\n  /* Size of toolbar labels */\n  font-weight: 400;\n  text-shadow: none;\n}\n.ML__box-placeholder {\n  color: var(--_box-placeholder-color);\n}\n.MLK__tex {\n  font-family: KaTeX_Main, KaTeX_Math, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;\n}\n.MLK__tex-math {\n  font-family: KaTeX_Math, KaTeX_Main, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;\n  font-style: italic;\n}\n.MLK__layer {\n  display: none;\n  outline: none;\n}\n.MLK__layer.is-visible {\n  display: flex;\n  flex-flow: column;\n}\n/* Keyboard layouts are made or rows of keys... */\n.MLK__rows {\n  --_keycap-width: min(var(--_keycap-max-width), 10cqw);\n  display: flex;\n  flex-flow: column;\n  align-items: center;\n  border-collapse: separate;\n  clear: both;\n  border: 0;\n  margin: 0;\n  margin-bottom: var(--_keycap-gap);\n  gap: var(--_keycap-gap);\n  /* If the styling include, e.g., some shadows, they will be\n  cut off by the overflow. In that case, set the padding to \n  compensate. */\n  padding-left: var(--_row-padding-left);\n  padding-right: var(--_row-padding-right);\n  overflow: visible;\n  touch-action: none;\n}\n.MLK__rows > .MLK__row {\n  display: flex;\n  flex-flow: row;\n  justify-content: center;\n  width: 100%;\n  gap: var(--_keycap-gap);\n  margin: 0;\n  padding: 0;\n  /* For the alignment of the text on some modifiers (e.g. shift) */\n  /* Extra spacing between two adjacent keys */\n}\n.MLK__rows > .MLK__row .tex {\n  font-family: KaTeX_Math, KaTeX_Main, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;\n}\n.MLK__rows > .MLK__row .tex-math {\n  font-family: KaTeX_Math, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;\n}\n.MLK__rows > .MLK__row .big-op {\n  font-size: calc(1.25 * var(--_keycap-font-size));\n}\n.MLK__rows > .MLK__row .small {\n  font-size: var(--_keycap-small-font-size);\n}\n.MLK__rows > .MLK__row .bottom {\n  justify-content: flex-end;\n}\n.MLK__rows > .MLK__row .left {\n  align-items: flex-start;\n  padding-left: 12px;\n}\n.MLK__rows > .MLK__row .right {\n  align-items: flex-end;\n  padding-right: 12px;\n}\n.MLK__rows > .MLK__row .w0 {\n  width: 0;\n}\n.MLK__rows > .MLK__row .w5 {\n  width: calc(0.5 * var(--_keycap-width) - var(--_keycap-gap));\n}\n.MLK__rows > .MLK__row .w15 {\n  width: calc(1.5 * var(--_keycap-width) - var(--_keycap-gap));\n}\n.MLK__rows > .MLK__row .w20 {\n  width: calc(2 * var(--_keycap-width) - var(--_keycap-gap));\n}\n.MLK__rows > .MLK__row .w40 {\n  width: calc(4 * var(--_keycap-width) - var(--_keycap-gap));\n}\n.MLK__rows > .MLK__row .w50 {\n  width: calc(5 * var(--_keycap-width) - var(--_keycap-gap));\n}\n.MLK__rows > .MLK__row .MLK__keycap.w50 {\n  font-size: 80%;\n  padding-top: 10px;\n  font-weight: 100;\n}\n.MLK__rows > .MLK__row .separator {\n  background: transparent;\n  border: none;\n  pointer-events: none;\n}\n.MLK__rows > .MLK__row .horizontal-rule {\n  height: 6px;\n  margin-top: 3px;\n  margin-bottom: 0;\n  width: 100%;\n  border-radius: 0;\n  border-top: var(--_horizontal-rule);\n}\n.MLK__rows > .MLK__row .ghost {\n  background: var(--_toolbar-background);\n  border: none;\n  color: var(--_toolbar-text);\n}\n.MLK__rows > .MLK__row .ghost:hover {\n  background: var(--_toolbar-background-hover);\n}\n.MLK__rows > .MLK__row .bigfnbutton {\n  font-size: var(--_keycap-extra-small-font-size);\n}\n.MLK__rows > .MLK__row .shift,\n.MLK__rows > .MLK__row .action {\n  color: var(--_keycap-secondary-text);\n  background: var(--_keycap-secondary-background);\n  border-color: var(--_keycap-secondary-border);\n  border-bottom-color: var(--_keycap-secondary-border-bottom);\n  line-height: 0.8;\n  font-size: min(1rem, var(--_keycap-small-font-size));\n  font-weight: 600;\n  padding: 8px 12px 8px 12px;\n}\n.MLK__rows > .MLK__row .shift:hover,\n.MLK__rows > .MLK__row .action:hover {\n  background: var(--_keycap-secondary-background-hover);\n}\n.MLK__rows > .MLK__row .action.primary {\n  background: var(--_keycap-primary-background);\n  color: var(--_keycap-primary-text);\n}\n.MLK__rows > .MLK__row .action.primary:hover {\n  background: var(--_keycap-primary-background-hover);\n  color: var(--_keycap-primary-text);\n}\n.MLK__rows > .MLK__row .shift.selected,\n.MLK__rows > .MLK__row .action.selected {\n  color: var(--_toolbar-text-active);\n}\n.MLK__rows > .MLK__row .shift.selected.is-pressed,\n.MLK__rows > .MLK__row .action.selected.is-pressed,\n.MLK__rows > .MLK__row .shift.selected.is-active,\n.MLK__rows > .MLK__row .action.selected.is-active {\n  color: white;\n}\n.MLK__rows > .MLK__row .warning {\n  background: #cd0030;\n  color: white;\n}\n.MLK__rows > .MLK__row .warning svg.svg-glyph {\n  width: 24px;\n  height: 24px;\n  min-height: 24px;\n}\n/** A regular keycap\n * Use the :where() pseudo-class to give it a very low specifity, \n * so that it can be overriden by custom style.\n */\n:where(.MLK__rows > .MLK__row  div) {\n  display: flex;\n  flex-flow: column;\n  align-items: center;\n  justify-content: space-evenly;\n  width: calc(var(--_keycap-width) - var(--_keycap-gap));\n  height: var(--_keycap-height);\n  box-sizing: border-box;\n  padding: 0;\n  vertical-align: top;\n  text-align: center;\n  float: left;\n  color: var(--_keycap-text);\n  fill: currentColor;\n  font-size: var(--_keycap-font-size);\n  background: var(--_keycap-background);\n  border: 1px solid var(--_keycap-border);\n  border-bottom-color: var(--_keycap-border-bottom);\n  border-radius: 6px;\n  cursor: pointer;\n  touch-action: none;\n  /* Keys with a variants panel */\n  position: relative;\n  overflow: hidden;\n  -webkit-user-select: none;\n  user-select: none;\n  -webkit-tap-highlight-color: transparent;\n}\n:where(.MLK__rows > .MLK__row  div):hover {\n  overflow: visible;\n  background: var(--_keycap-background-hover);\n}\n:where(.MLK__rows > .MLK__row  div) .ML__latex {\n  pointer-events: none;\n  touch-action: none;\n}\n:where(.MLK__rows > .MLK__row  div) svg.svg-glyph {\n  margin: 8px 0;\n  width: 20px;\n  height: 20px;\n  min-height: 20px;\n}\n:where(.MLK__rows > .MLK__row  div) svg.svg-glyph-lg {\n  margin: 8px 0;\n  width: 24px;\n  height: 24px;\n  min-height: 24px;\n}\n:where(.MLK__rows > .MLK__row  div).MLK__tex-math {\n  font-size: 25px;\n}\n:where(.MLK__rows > .MLK__row  div).is-pressed {\n  background: var(--_keycap-background-pressed);\n  color: var(--_keycap-text-pressed);\n  --_box-placeholder-color: var(--_box-placeholder-pressed-color);\n}\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-active,\n:where(.MLK__rows > .MLK__row  div).action.is-active,\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-pressed,\n:where(.MLK__rows > .MLK__row  div).action.is-pressed {\n  z-index: calc(var(--_keyboard-zindex) - 5);\n}\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-active aside,\n:where(.MLK__rows > .MLK__row  div).action.is-active aside,\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-pressed aside,\n:where(.MLK__rows > .MLK__row  div).action.is-pressed aside {\n  display: none;\n}\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-active .MLK__shift,\n:where(.MLK__rows > .MLK__row  div).action.is-active .MLK__shift,\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-pressed .MLK__shift,\n:where(.MLK__rows > .MLK__row  div).action.is-pressed .MLK__shift {\n  display: none;\n}\n:where(.MLK__rows > .MLK__row  div).shift.is-pressed,\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-pressed,\n:where(.MLK__rows > .MLK__row  div).action.is-pressed {\n  background: var(--_keycap-background-pressed);\n  color: var(--_keycap-text-pressed);\n}\n:where(.MLK__rows > .MLK__row  div).shift.is-active,\n:where(.MLK__rows > .MLK__row  div).MLK__keycap.is-active,\n:where(.MLK__rows > .MLK__row  div).action.is-active {\n  background: var(--_keycap-background-active);\n  color: var(--_keycap-text-active);\n  --_box-placeholder-color: var(--_box-placeholder-pressed-color);\n}\n:where(.MLK__rows > .MLK__row  div) small {\n  color: var(--_keycap-secondary-text);\n}\n:where(.MLK__rows > .MLK__row  div) aside {\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-size: 10px;\n  line-height: 10px;\n  color: var(--_keycap-secondary-text);\n}\n/* Add an attribute 'data-tooltip' to display a tooltip on hover.\nNote there are a different set of tooltip rules for the keyboard toggle\n(it's in a different CSS tree) */\n.ML__keyboard [data-tooltip] {\n  position: relative;\n}\n.ML__keyboard [data-tooltip]::after {\n  position: absolute;\n  display: inline-table;\n  content: attr(data-tooltip);\n  top: inherit;\n  bottom: 100%;\n  width: max-content;\n  max-width: 200px;\n  padding: 8px 8px;\n  background: #616161;\n  color: #fff;\n  text-align: center;\n  z-index: 2;\n  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);\n  border-radius: 2px;\n  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;\n  font-weight: 400;\n  font-size: 12px;\n  transition: all 0.15s cubic-bezier(0.4, 0, 1, 1) 1s;\n  opacity: 0;\n  transform: scale(0.5);\n}\n.ML__keyboard [data-tooltip]:hover {\n  position: relative;\n}\n.ML__keyboard [data-tooltip]:hover::after {\n  opacity: 1;\n  transform: scale(1);\n}\n.MLK__toolbar {\n  align-self: center;\n  display: flex;\n  flex-flow: row;\n  justify-content: space-between;\n  width: 100%;\n  max-width: 996px;\n  min-height: 32px;\n  /* Icons for undo/redo, etc. */\n}\n.MLK__toolbar svg {\n  height: 20px;\n  width: 20px;\n}\n.MLK__toolbar > .left {\n  position: relative;\n  display: flex;\n  justify-content: flex-start;\n  flex-flow: row;\n}\n.MLK__toolbar > .right {\n  display: flex;\n  justify-content: flex-end;\n  flex-flow: row;\n}\n.MLK__toolbar > div > div {\n  /* \"button\" in the toolbar */\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  color: var(--_toolbar-text);\n  fill: currentColor;\n  background: var(--_toolbar-background);\n  font-size: var(--_toolbar-font-size);\n  padding: 4px 15px;\n  cursor: pointer;\n  width: max-content;\n  min-width: 42px;\n  min-height: 34px;\n  border: none;\n  padding-left: 10px;\n  padding-right: 10px;\n  padding-bottom: 8px;\n  padding-top: 8px;\n  margin-top: 0;\n  margin-bottom: 4px;\n  margin-left: 4px;\n  margin-right: 4px;\n  border-radius: 8px;\n  box-shadow: none;\n  border-bottom: 2px solid transparent;\n}\n.MLK__toolbar > div > div:not(.disabled):not(.selected):hover {\n  background: var(--_toolbar-background-hover);\n}\n.MLK__toolbar > div > div.disabled svg,\n.MLK__toolbar > div > div.disabled:hover svg,\n.MLK__toolbar > div > div.disabled.is-pressed svg {\n  color: var(--_toolbar-text);\n  opacity: 0.2;\n}\n.MLK__toolbar > div > div:hover,\n.MLK__toolbar > div > div:active,\n.MLK__toolbar > div > div.is-pressed,\n.MLK__toolbar > div > div.is-active {\n  color: var(--_toolbar-text-active);\n}\n.MLK__toolbar > div > div.selected {\n  color: var(--_toolbar-text-active);\n  background: var(--_toolbar-background-selected);\n  border-radius: 0;\n  border-bottom-color: var(--_toolbar-text-active);\n  padding-bottom: 4px;\n  margin-bottom: 8px;\n}\n/* This is the element that displays variants on press+hold */\n.MLK__variant-panel {\n  visibility: hidden;\n  position: fixed;\n  display: flex;\n  flex-flow: row wrap-reverse;\n  justify-content: center;\n  align-content: center;\n  margin: 0;\n  padding: 0;\n  bottom: auto;\n  top: 0;\n  box-sizing: content-box;\n  transform: none;\n  z-index: calc(var(--_keyboard-zindex) + 1);\n  touch-action: none;\n  max-width: 350px;\n  background: var(--_variant-panel-background);\n  text-align: center;\n  border-radius: 6px;\n  padding: 6px;\n  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);\n  transition: none;\n}\n.MLK__variant-panel.is-visible {\n  visibility: visible;\n}\n.MLK__variant-panel.compact {\n  --_variant-keycap-length: var(--variant-keycap-length, 50px);\n  --_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);\n  --_variant-keycap-aside-font-size: var(--variant-keycap-aside-font-size, 10px);\n}\n.MLK__variant-panel .item {\n  display: flex;\n  flex-flow: column;\n  align-items: center;\n  justify-content: center;\n  font-size: var(--_variant-keycap-font-size);\n  height: var(--_variant-keycap-length);\n  width: var(--_variant-keycap-length);\n  margin: 0;\n  box-sizing: border-box;\n  border-radius: 5px;\n  border: 1px solid transparent;\n  background: transparent;\n  pointer-events: all;\n  cursor: pointer;\n  color: var(--_variant-keycap-text);\n  fill: currentColor;\n}\n@media (max-height: 412px) {\n  .MLK__variant-panel .item {\n    --_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);\n    --_variant-keycap-length: var(--variant-keycap-length, 50px);\n  }\n}\n.MLK__variant-panel .item .ML__latex {\n  pointer-events: none;\n}\n.MLK__variant-panel .item.is-active {\n  background: var(--_variant-keycap-background-active);\n  color: var(--_variant-keycap-text-active);\n}\n.MLK__variant-panel .item.is-pressed {\n  background: var(--_variant-keycap-background-pressed);\n  color: var(--_variant-keycap-text-pressed);\n}\n.MLK__variant-panel .item.small {\n  font-size: var(--_keycap-small-font-size);\n}\n.MLK__variant-panel .item.swatch-button {\n  box-sizing: border-box;\n  background: #fbfbfb;\n}\n.MLK__variant-panel .item.swatch-button > span {\n  display: inline-block;\n  margin: 6px;\n  width: calc(100% - 12px);\n  height: calc(100% - 12px);\n  border-radius: 50%;\n}\n.MLK__variant-panel .item.swatch-button:hover {\n  background: #f0f0f0;\n}\n.MLK__variant-panel .item.swatch-button:hover > span {\n  border-radius: 2px;\n}\n.MLK__variant-panel .item.box > div,\n.MLK__variant-panel .item.box > span {\n  border: 1px dashed rgba(0, 0, 0, 0.24);\n}\n.MLK__variant-panel .item .warning {\n  min-height: 60px;\n  min-width: 60px;\n  background: #cd0030;\n  color: white;\n  padding: 5px;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  border-radius: 5px;\n}\n.MLK__variant-panel .item .warning.is-pressed,\n.MLK__variant-panel .item .warning.is-active {\n  background: red;\n}\n.MLK__variant-panel .item .warning svg.svg-glyph {\n  width: 50px;\n  height: 50px;\n}\n.MLK__variant-panel .item aside {\n  font-size: var(--_variant-keycap-aside-font-size);\n  line-height: 12px;\n  opacity: 0.78;\n  padding-top: 2px;\n}\n.MLK__keycap {\n  position: relative;\n}\n.MLK__shift {\n  display: block;\n  position: absolute;\n  right: 4px;\n  top: 4px;\n  font-size: var(--_keycap-shift-font-size);\n  color: var(--_keycap-shift-color);\n}\n.hide-shift .MLK__shift {\n  display: none;\n}\n@media (max-width: 414px) {\n  .MLK__variant-panel {\n    max-width: 350px;\n    --_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);\n    --_variant-keycap-length: var(--variant-keycap-length, 50px);\n  }\n}\n/* @xs breakpoint: iPhone 5 */\n@container (max-width: 414px) {\n  .MLK__rows {\n    --_keycap-gap: max(var(--_keycap-gap, 2px), 2px);\n    --_keycap-height: max(var(--_keycap-height), 42px);\n    --_keycap-width: min(min(var(--_keycap-max-width), 10cqw), 62px);\n  }\n  .MLK__toolbar > div > div {\n    font-size: 100%;\n    margin-left: 2px;\n    margin-right: 2px;\n  }\n  .MLK__rows .shift,\n  .MLK__rows .action {\n    font-size: 65%;\n  }\n  .MLK__rows .warning svg.svg-glyph {\n    width: 14px;\n    height: 14px;\n    min-height: 14px;\n  }\n}\n@container (max-width: 744px) {\n  .MLK__rows {\n    --_keycap-gap: max(var(--keycap-gap, 2px), 2px);\n    --_keycap-height: max(var(--keycap-height, 52px), 52px);\n    --_keycap-width: min(min(var(--_keycap-max-width), 10cqw), 62px);\n  }\n  .MLK__toolbar > div > div {\n    padding-left: 0;\n    padding-right: 0;\n  }\n  .MLK__tooltip::after {\n    padding: 8px 16px;\n    font-size: 16px;\n  }\n  .MLK__rows > .MLK__row > div.fnbutton {\n    font-size: 16px;\n  }\n  .MLK__rows > .MLK__row > div.bigfnbutton {\n    font-size: calc(var(--_keycap-extra-small-font-size) / 1.55);\n  }\n  .MLK__rows > .MLK__row > div.small {\n    font-size: 13px;\n  }\n  .MLK__rows > .MLK__row > div > aside {\n    display: none;\n  }\n  .MLK__shift {\n    display: none;\n  }\n}\n/* Medium breakpoint: larger phones */\n@container (max-width: 768px) {\n  .MLK__rows {\n    --_keycap-height: max(var(--keycap-height, 42px), 42px);\n  }\n  .MLK__rows > .MLK__row > div > small {\n    font-size: 14px;\n  }\n}\n@media (max-height: 768px) {\n  .MLK__rows {\n    --_keycap-height: max(var(--keycap-height, 42px), 42px);\n  }\n  .MLK__rows > .MLK__row > div > small {\n    font-size: 14px;\n  }\n}\n@container (max-width: 1444px) {\n  .MLK__rows .if-wide {\n    display: none;\n  }\n}\n@media (prefers-color-scheme: dark) {\n  .ML__keyboard {\n    --_accent-color: var(--keyboard-accent-color, #0b5c9c);\n    --_background: var(--keyboard-background, #151515);\n    --_border: var(--keyboard-border, transparent);\n    --_toolbar-text: var(--keyboard-toolbar-text, #e3e4e8);\n    --_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #303030);\n    --keyboard-toolbar-background-hover: #303030;\n    --_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #303030);\n    --_keycap-background: var(--keycap-background, #1f2022);\n    --_keycap-background-hover: var(--keycap-background-hover, #2f3032);\n    --_keycap-border: var(--_keycap-border, transparent);\n    --_keycap-border-bottom: var(--_keycap-border-bottom, transparent);\n    --_keycap-text: var(--keycap-text, #e3e4e8);\n    --_keycap-secondary-background: var(--keycap-secondary-background, #3d4144);\n    --_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #4d5154);\n    --_keycap-secondary-text: var(--keycap-secondary-text, #e7ebee);\n    --keycap-secondary-border: transparent;\n    --keycap-secondary-border-bottom: transparent;\n    --_keycap-secondary-border: var(--keycap-secondary-border, transparent);\n    --_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, transparent);\n    --_variant-panel-background: var(--variant-panel-background, #303030);\n    --_variant-keycap-text-active: var(--variant-keycap-text-active, #fff);\n  }\n}\n/* Same as the media query, but with a class */\n[theme='dark'] .ML__keyboard {\n  --_accent-color: var(--keyboard-accent-color, #0b5c9c);\n  --_background: var(--keyboard-background, #151515);\n  --_border: var(--keyboard-border, transparent);\n  --_toolbar-text: var(--keyboard-toolbar-text, #e3e4e8);\n  --_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #303030);\n  --keyboard-toolbar-background-hover: #303030;\n  --_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #303030);\n  --_keycap-background: var(--keycap-background, #1f2022);\n  --_keycap-background-hover: var(--keycap-background-hover, #2f3032);\n  --_keycap-border: var(--_keycap-border, transparent);\n  --_keycap-border-bottom: var(--_keycap-border-bottom, transparent);\n  --_keycap-text: var(--keycap-text, #e3e4e8);\n  --_keycap-secondary-background: var(--keycap-secondary-background, #3d4144);\n  --_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #4d5154);\n  --_keycap-secondary-text: var(--keycap-secondary-text, #e7ebee);\n  --keycap-secondary-border: transparent;\n  --keycap-secondary-border-bottom: transparent;\n  --_keycap-secondary-border: var(--keycap-secondary-border, transparent);\n  --_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, transparent);\n  --_variant-panel-background: var(--variant-panel-background, #303030);\n  --_variant-keycap-text-active: var(--variant-keycap-text-active, #fff);\n}\n[theme='light'] .ML__keyboard {\n  --_accent-color: var(--keyboard-accent-color, #0c75d8);\n  --_background: var(--keyboard-background, #cacfd7);\n  --_border: var(--keyboard-border, #ddd);\n  --_toolbar-text: var(--keyboard-toolbar-text, #2c2e2f);\n  --_toolbar-background: var(--keyboard-toolbar-background, transparent);\n  --_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #eee);\n  --_toolbar-background-selected: var(--keyboard-toolbar-background-selected, transparent);\n  --_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #fff);\n  --_keycap-background: var(--keycap-background, white);\n  --_keycap-background-hover: var(--keycap-background-hover, #f5f5f7);\n  --_keycap-background-active: var(--keycap-background-active, var(--_accent-color));\n  --_keycap-background-pressed: var(--keycap-background-pressed, var(--_accent-color));\n  --_keycap-border: var(--_keycap-border, #e5e6e9);\n  --_keycap-border-bottom: var(--_keycap-border-bottom, #8d8f92);\n  --_keycap-text: var(--keycap-text, #000);\n  --_keycap-text-active: var(--keycap-text-active, #fff);\n  --_keycap-text-hover: var(--keycap-text-hover, var(--_keycap-text));\n  --_keycap-text-pressed: var(--keycap-text-pressed, #fff);\n  --_keycap-shift-text: var(--keycap-shift-text, var(--_accent-color));\n  --_keycap-secondary-background: var(--keycap-secondary-background, #a0a9b8);\n  --_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #7d8795);\n  --_keycap-secondary-text: var(--keycap-secondary-text, #060707);\n  --_keycap-secondary-border: var(--keycap-secondary-border, #c5c9d0);\n  --_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, #989da6);\n  --_variant-panel-background: var(--variant-panel-background, #fff);\n  --_variant-keycap-text: var(--variant-keycap-textvar, var(--_keycap-text));\n  --_variant-keycap-text-active: var(--variant-keycap-text-active, var(--_keycap-text-active));\n  --_variant-keycap-background-active: var(--variant-keycap-background-active, var(--_accent-color));\n}\n";break;case"ui":t=":host {\n  --primary-color: #5898ff;\n  --primary-color-dimmed: #c0c0f0;\n  --primary-color-dark: var(--blue-500);\n  --primary-color-light: var(--blue-100);\n  --primary-color-reverse: #ffffff;\n  --secondary-color: #ff8a65;\n  --secondary-color-dimmed: #f0d5c5;\n  --secondary-color-dark: var(--orange-500);\n  --secondary-color-light: var(--orange-100);\n  --secondary-color-reverse: #ffffff;\n  --link-color: #5898ff;\n  --link-color-dimmed: #c5c5c5;\n  --link-color-dark: #121212;\n  --link-color-light: #e2e2e2;\n  --link-color-reverse: #ffffff;\n  --semantic-blue: var(--blue-700);\n  --semantic-red: var(--red-400);\n  --semantic-orange: var(--orange-400);\n  --semantic-green: var(--green-700);\n  --neutral-100: #f5f5f5;\n  --neutral-200: #eeeeee;\n  --neutral-300: #e0e0e0;\n  --neutral-400: #bdbdbd;\n  --neutral-500: #9e9e9e;\n  --neutral-600: #757575;\n  --neutral-700: #616161;\n  --neutral-800: #424242;\n  --neutral-900: #212121;\n  --red-25: #fff8f7;\n  --red-50: #fff1ef;\n  --red-100: #ffeae6;\n  --red-200: #ffcac1;\n  --red-300: #ffa495;\n  --red-400: #ff7865;\n  --red-500: #f21c0d;\n  --red-600: #e50018;\n  --red-700: #d30024;\n  --red-800: #bd002c;\n  --red-900: #a1002f;\n  --orange-25: #fffbf8;\n  --orange-50: #fff7f1;\n  --orange-100: #fff3ea;\n  --orange-200: #ffe1c9;\n  --orange-300: #ffcca2;\n  --orange-400: #ffb677;\n  --orange-500: #fe9310;\n  --orange-600: #f58700;\n  --orange-700: #ea7c00;\n  --orange-800: #dc6d00;\n  --orange-900: #ca5b00;\n  --brown-25: #fff8ef;\n  --brown-50: #fff1df;\n  --brown-100: #ffe9ce;\n  --brown-200: #ebcca6;\n  --brown-300: #cdaf8a;\n  --brown-400: #af936f;\n  --brown-500: #856a47;\n  --brown-600: #7f5e34;\n  --brown-700: #78511f;\n  --brown-800: #6e4200;\n  --brown-900: #593200;\n  --yellow-25: #fffdf9;\n  --yellow-50: #fffcf2;\n  --yellow-100: #fffaec;\n  --yellow-200: #fff2ce;\n  --yellow-300: #ffe8ab;\n  --yellow-400: #ffdf85;\n  --yellow-500: #ffcf33;\n  --yellow-600: #f1c000;\n  --yellow-700: #dfb200;\n  --yellow-800: #c9a000;\n  --yellow-900: #ad8a00;\n  --lime-25: #f4ffee;\n  --lime-50: #e9ffdd;\n  --lime-100: #ddffca;\n  --lime-200: #a8fb6f;\n  --lime-300: #94e659;\n  --lime-400: #80d142;\n  --lime-500: #63b215;\n  --lime-600: #45a000;\n  --lime-700: #268e00;\n  --lime-800: #007417;\n  --lime-900: #005321;\n  --green-25: #f5fff5;\n  --green-50: #ebffea;\n  --green-100: #e0ffdf;\n  --green-200: #a7ffa7;\n  --green-300: #5afa65;\n  --green-400: #45e953;\n  --green-500: #17cf36;\n  --green-600: #00b944;\n  --green-700: #00a34a;\n  --green-800: #008749;\n  --green-900: #00653e;\n  --teal-25: #f3ffff;\n  --teal-50: #e6fffe;\n  --teal-100: #d9fffe;\n  --teal-200: #8dfffe;\n  --teal-300: #57f4f4;\n  --teal-400: #43e5e5;\n  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--ui-field-bg-hover: var(--neutral-100);\n  --ui-field-bg-disabled: var(--neutral-300);\n  --ui-field-bg-invalid: var(--red-100);\n  --ui-field-bg-focus: var(--neutral-100);\n  --ui-field-border: 0.5px solid var(--border-color);\n  --ui-field-border-hover: 0.5px solid var(--border-color);\n  --ui-field-border-disabled: 0.5px solid var(--border-color);\n  --ui-field-border-invalid: 0.5px solid var(--border-color);\n  --ui-field-border-focus: 0.5px solid var(--border-color);\n  --ui-menu-bg: var(--neutral-100);\n  --ui-menu-text: var(--neutral-900);\n  --ui-menu-bg-hover: var(--neutral-200);\n  --ui-menu-text-hover: var(--neutral-900);\n  /** The `active` state is used for the state of menu items\n  * when they are selected.\n  */\n  --ui-menu-bg-active: var(--primary-color);\n  --ui-menu-text-active: var(--primary-color-reverse);\n  /** The `active-muted` set is used for the state of\n  * submenus when they are open.\n  */\n  --ui-menu-bg-active-muted: var(--neutral-300);\n  --ui-menu-text-active-muted: var(--neutral-900);\n  /* --ui-menu-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.302),\n0 2px 6px 2px rgba(60, 64, 67, 0.149); */\n  --ui-menu-shadow: 0 0 2px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 0, 0, 0.2);\n  --ui-menu-divider: 0.5px solid #c7c7c7;\n  /* var(--neutral-300); */\n  --ui-menu-z-index: 10000;\n  --page-bg: var(--neutral-100);\n  --content-bg: var(--neutral-200);\n}\n@media (prefers-color-scheme: dark) {\n  :host {\n    --ui-menu-bg: var(--neutral-200);\n  }\n}\n:host([theme='dark']) {\n  --ui-menu-bg: var(--neutral-200);\n}\n/* PingFang SC is a macOS font. 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Ugh. */\n  border: none;\n  width: fit-content;\n  height: fit-content;\n}\n:where(.ui-menu-container > li) {\n  display: flex;\n  flex-flow: row;\n  align-items: center;\n  padding: 1px 7px 1px 7px;\n  margin-top: 0;\n  margin-left: 6px;\n  margin-right: 6px;\n  border-radius: 4px;\n  white-space: nowrap;\n  position: relative;\n  outline: none;\n  fill: currentColor;\n  user-select: none;\n  cursor: default;\n  text-align: left;\n  color: inherit;\n  font-family: var(--ui-font-family);\n  font-size: var(--ui-font-size);\n  line-height: var(--ui-line-height);\n  letter-spacing: var(--ui-letter-spacing);\n}\n:where(.ui-menu-container > li > .label) {\n  appearance: none;\n  background: none;\n  outline: none;\n  width: 100%;\n  margin: 0;\n  padding: 1px 2px 1px 1px;\n  overflow: visible;\n  border: 1px solid transparent;\n  white-space: nowrap;\n  text-align: start;\n}\n:where(.ui-menu-container > li:has(.heading)) {\n  margin-top: 0.5em;\n}\n:where(.ui-menu-container > li > .label.heading) {\n  font-weight: bold;\n  opacity: 0.4;\n}\n:where(.ui-menu-container > li.indent > .label) {\n  margin-inline-start: 12px;\n}\n:where(.ui-menu-container > li > .label.indent) {\n  margin-inline-start: 12px;\n}\n:where(.ui-menu-container > li[role='divider']) {\n  border-bottom: 1px solid var(--ui-menu-divider);\n  border-radius: 0;\n  padding: 0;\n  margin-left: 15px;\n  margin-right: 15px;\n  padding-top: 5px;\n  margin-bottom: 5px;\n  width: calc(100% - 30px);\n  /** 100% - (margin-left + margin-right) */\n}\n:where(.ui-menu-container > li[aria-disabled='true']) {\n  opacity: 0.5;\n}\n:where(.ui-menu-container > li.active) {\n  background: var(--ui-menu-bg-active);\n  background: -apple-system-control-accent;\n  color: var(--ui-menu-text-active);\n}\n:where(.ui-menu-container > li.active.is-submenu-open) {\n  background: var(--ui-menu-bg-active-muted);\n  color: inherit;\n}\n:where(.ui-menu-container > li[aria-haspopup='true'] > .label) {\n  padding-inline-end: 0;\n}\n:where(.ui-menu-container > li[aria-haspopup='true'].active::after) {\n  color: var(--ui-menu-text-active);\n}\n/** Keyboard shortcut */\n:where(.ui-menu-container > li > kbd) {\n  font-family: var(--ui-font-family);\n  margin-inline-start: 12px;\n  opacity: 0.4;\n}\n:where(.ui-menu-container > li.active > kbd) {\n  opacity: 0.85;\n}\n.ui-trailing-chevron {\n  display: flex;\n  margin-inline-start: 24px;\n  width: 10px;\n  height: 10px;\n  margin-bottom: 4px;\n}\n.ui-trailing-chevron:dir(rtl) {\n  transform: scaleX(-1);\n}\n.ui-checkmark {\n  display: flex;\n  margin-inline-end: -11px;\n  margin-inline-start: -4px;\n  margin-top: 2px;\n  width: 16px;\n  height: 16px;\n}\n.ui-mixedmark {\n  display: flex;\n  margin-inline-end: -11px;\n  margin-inline-start: -4px;\n  margin-top: 2px;\n  width: 16px;\n  height: 16px;\n}\n"}return t}function ho(e){return lo||(lo={}),lo[e]||(lo[e]=new CSSStyleSheet,lo[e].replaceSync(uo(e))),lo[e]}function po(e){var t;if(!("adoptedStyleSheets"in document)){if(window.document.getElementById(`mathlive-style-${e}`))return;const t=window.document.createElement("style");return t.id=`mathlive-style-${e}`,t.append(window.document.createTextNode(uo(e))),void window.document.head.appendChild(t)}if(co||(co={}),0!==(null!=(t=co[e])?t:0))co[e]+=1;else{const t=ho(e);document.adoptedStyleSheets=[...document.adoptedStyleSheets,t],co[e]=1}}function fo(e){if("adoptedStyleSheets"in document&&(null==co?void 0:co[e])&&(co[e]-=1,co[e]<=0)){const t=lo[e];document.adoptedStyleSheets=document.adoptedStyleSheets.filter((e=>e!==t))}}var mo=class e extends Ds{constructor(e){var t;super(d(u({},e),{type:"accent",body:null!=(t=e.body)?t:void 0})),e.accentChar?this.accent=e.accentChar:this.svgAccent=null==e?void 0:e.svgAccent,this.skipBoundary=!0,this.captureSelection=!0}static fromJson(t){return new e(t)}toJson(){return d(u({},super.toJson()),{accentChar:this.accent,svgAccent:this.svgAccent})}render(e){var t;const n=new Ts({parent:e,mathstyle:"cramp"},this.style),i=null!=(t=Ds.createBox(n,this.body))?t:new cs("▢",{style:this.style});let r=0;!this.hasEmptyBranch("body")&&2===this.body.length&&this.body[1].isCharacterBox()&&(r=i.skew);let a,s=Math.min(i.height,Pa);if(this.svgAccent)a=ps(this.svgAccent),s=n.metrics.bigOpSpacing1-s;else if(this.accent){const e=new cs(this.accent,{fontFamily:"Main-Regular"});e.italic=0;const t=8407===this.accent?" 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i=null;const r=t.base,a=0,s=["ML__center"];t.paddedAboveBelow&&s.push("ML__label_padding");if(t.below&&t.above){const o=e.metrics.bigOpSpacing5+t.below.height+t.below.depth+r.depth+a;i=new ms({bottom:o,children:[e.metrics.bigOpSpacing5,{box:t.below,classes:s},{box:r,classes:["ML__center"]},n,{box:t.above,classes:s},e.metrics.bigOpSpacing5]})}else t.below?i=new ms({top:r.height-a,children:[e.metrics.bigOpSpacing5,{box:t.below,classes:s},{box:r,classes:["ML__center"]}]}):t.above&&(i=new ms({bottom:r.depth+a,children:[{box:r,classes:["ML__center"]},n,{box:t.above,classes:s},e.metrics.bigOpSpacing5]}));return new cs(i,{type:t.type})}(e,{base:t,above:i,below:r,type:"bin"===this.boxType||"rel"===this.boxType?this.boxType:"ord",paddedAboveBelow:this.paddedLabels});return a?(a="over-under"===this.subsupPlacement?this.attachLimits(e,{base:a,type:a.type}):this.attachSupsub(e,{base:a}),this.caret&&(a.caret=this.caret),this.bind(e,a)):null}};var ml=class e extends Ds{constructor(e){var t,n,i,r;super(d(u({},e),{type:"phantom"})),this.captureSelection=!0,this.isInvisible=null!=(t=e.isInvisible)&&t,this.smashDepth=null!=(n=e.smashDepth)&&n,this.smashHeight=null!=(i=e.smashHeight)&&i,this.smashWidth=null!=(r=e.smashWidth)&&r}static fromJson(t){return new e(t)}toJson(){const e={};return this.isInvisible&&(e.isInvisible=!0),this.smashDepth&&(e.smashDepth=!0),this.smashHeight&&(e.smashHeight=!0),this.smashWidth&&(e.smashWidth=!0),u(u({},super.toJson()),e)}render(e){const t=new Ts({parent:e,isPhantom:!0});if(!this.smashDepth&&!this.smashHeight&&!this.smashWidth)return console.assert(this.isInvisible),Ds.createBox(t,this.body,{classes:"inner"});const n=Ds.createBox(this.isInvisible?t:e,this.body);if(!n)return null;if(this.smashWidth){const t=new cs(null,{classes:"fix"});return new cs([n,t],{classes:"rlap"}).wrap(e)}if(!this.smashHeight&&!this.smashDepth)return n;if(this.smashHeight&&(n.height=0),this.smashDepth&&(n.depth=0),n.children)for(const e of 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Ds{constructor(e,t){super(d(u({},t),{type:"operator",isFunction:null==t?void 0:t.isFunction})),this.value=e,this.variant=null==t?void 0:t.variant,this.variantStyle=null==t?void 0:t.variantStyle,this.subsupPlacement=null==t?void 0:t.limits}static fromJson(t){return new e(t.symbol,t)}toJson(){const e=super.toJson();return this.variant&&(e.variant=this.variant),this.variantStyle&&(e.variantStyle=this.variantStyle),this.subsupPlacement&&(e.limits=this.subsupPlacement),this.value&&(e.symbol=this.value),e}render(e){var t;const n=new cs(this.value,{type:"op",mode:"math",maxFontSize:e.scalingFactor,style:{variant:this.variant,variantStyle:this.variantStyle},isSelected:this.isSelected,letterShapeStyle:e.letterShapeStyle});let i=n;if(this.superscript||this.subscript){const r=null!=(t=this.subsupPlacement)?t:"auto";i="over-under"===r||"auto"===r&&e.isDisplayStyle?this.attachLimits(e,{base:n}):this.attachSupsub(e,{base:n})}return new 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n=e.command;!n&&e.insert&&(n=["insert",e.insert,{focus:!0,feedback:!0,scrollIntoView:!0,mode:"math",format:"latex"}]),!n&&e.key&&(n=["typedText",e.key,{focus:!0,feedback:!0,simulateKeystroke:!0}]),!n&&e.latex&&(n=["insert",e.latex,{focus:!0,feedback:!0,scrollIntoView:!0,mode:"math",format:"latex"}]),n||(n=["typedText",e.label,{focus:!0,feedback:!0,simulateKeystroke:!0}]),null==(t=lu.singleton)||t.executeCommand(n)}function au(e){if(1!==e.nodeType)return!1;const t=e.classList;return t.contains("MLK__keycap")||t.contains("shift")||t.contains("action")||t.contains("fnbutton")||t.contains("bigfnbutton")}function su(e){if(!e)return;let t=e;for(;t&&!au(t);)t=t.parentElement;return null!=t?t:void 0}function ou(e){return!!e.class&&/(^|\s)shift($|\s)/.test(e.class)}var lu=class e{constructor(){var e,t,n;this.originalContainerBottomPadding=null,this.keycapRegistry={},this._shiftPressCount=0,this.targetOrigin=window.origin,this.originValidator="none",this._alphabeticLayout="auto",this._layouts=Object.freeze(["default"]),this._editToolbar="default",this._container=null!=(t=null==(e=window.document)?void 0:e.body)?t:null,this._visible=!1,this._rebuilding=!1,this.observer=new ResizeObserver((e=>{this.adjustBoundingRect(),this.dispatchEvent(new Event("geometrychange")),this.sendMessage("geometry-changed",{boundingRect:this.boundingRect})})),this.listeners={};try{null==(n=window.top)||n.addEventListener("message",this)}catch(e){window.addEventListener("message",this)}document.body.addEventListener("focusin",(e=>{const t=e.target;(null==t?void 0:t.isConnected)&&setTimeout((()=>{const e=cu();e&&!e.readOnly&&"auto"===e.mathVirtualKeyboardPolicy&&("matchMedia"in window?window.matchMedia("(pointer: coarse)").matches:"ontouchstart"in window||navigator.maxTouchPoints>0)&&this.show({animate:!0})}),300)})),document.addEventListener("focusout",(e=>{"manual"!==e.target.mathVirtualKeyboardPolicy&&setTimeout((()=>{cu()||this.hide()}),300)}))}get currentLayer(){var e,t,n;return null!=(n=null==(t=null==(e=this._element)?void 0:e.querySelector(".MLK__layer.is-visible"))?void 0:t.id)?n:""}set currentLayer(e){var t;if(!this._element)return void(this.latentLayer=e);let n=e?this._element.querySelector(`#${e}.MLK__layer`):null;n||(n=this._element.querySelector(".MLK__layer")),n&&(null==(t=this._element.querySelector(".MLK__layer.is-visible"))||t.classList.remove("is-visible"),n.classList.add("is-visible")),this.render()}get shiftPressCount(){return this._shiftPressCount}set shiftPressCount(e){var t;this._shiftPressCount=e>2||e<0?0:e,null==(t=this._element)||t.classList.toggle("is-caps-lock",2===this.shiftPressCount),this.render()}get isShifted(){return this._shiftPressCount>0}resetKeycapRegistry(){this.keycapRegistry={}}registerKeycap(e){const t="ML__k"+Date.now().toString(36).slice(-2)+Math.floor(1e5*Math.random()).toString(36);return this.keycapRegistry[t]=e,t}getKeycap(e){return e?this.keycapRegistry[e]:void 0}getLayer(e){const t=this.normalizedLayouts;for(const n of t)for(const t of n.layers)if(t.id===e)return t}get alphabeticLayout(){return this._alphabeticLayout}set alphabeticLayout(e){this._alphabeticLayout=e,this.rebuild()}get actionKeycap(){return this._actionKeycap}set actionKeycap(e){this._actionKeycap="string"==typeof e?{label:e}:e}get shiftKeycap(){return this._shiftKeycap}set shiftKeycap(e){this._shiftKeycap="string"==typeof e?{label:e}:e}get backspaceKeycap(){return this._backspaceKeycap}set backspaceKeycap(e){this._backspaceKeycap="string"==typeof e?{label:e}:e}get tabKeycap(){return this._tabKeycap}set tabKeycap(e){this._tabKeycap="string"==typeof e?{label:e}:e}get layouts(){return this._layouts}set layouts(e){this.updateNormalizedLayouts(e),this.rebuild()}updateNormalizedLayouts(e){const t=Array.isArray(e)?[...e]:[e],n=t.findIndex((e=>"default"===e));n>=0&&t.splice(n,1,"numeric","symbols","alphabetic","greek"),this._layouts=Object.freeze(t),this._normalizedLayouts=t.map((e=>Vc(e)))}get normalizedLayouts(){return this._normalizedLayouts||this.updateNormalizedLayouts(this._layouts),this._normalizedLayouts}get editToolbar(){return this._editToolbar}set editToolbar(e){this._editToolbar=e,this.rebuild()}get container(){return this._container}set container(e){this._container=e,this.rebuild()}static get singleton(){if(void 0===this._singleton)try{this._singleton=new e}catch(e){this._singleton=null}return this._singleton}get style(){return this._style}addEventListener(e,t,n){this.listeners[e]||(this.listeners[e]=new Set),this.listeners[e].has(t)||this.listeners[e].add(t)}dispatchEvent(e){return!this.listeners[e.type]||0===this.listeners[e.type].size||(this.listeners[e.type].forEach((t=>{"function"==typeof t?t(e):null==t||t.handleEvent(e)})),!e.defaultPrevented)}removeEventListener(e,t,n){this.listeners[e]&&this.listeners[e].delete(t)}get element(){return this._element}set element(e){var t;this._element!==e&&(null==(t=this._element)||t.remove(),this._element=e)}get visible(){return this._visible}set visible(e){e?this.show():this.hide()}get boundingRect(){var e;if(!this._visible)return new DOMRect;const t=null==(e=this._element)?void 0:e.getElementsByClassName("MLK__plate")[0];return t?t.getBoundingClientRect():new DOMRect}adjustBoundingRect(){var e,t;const n=this.boundingRect.height;if(this.container===document.body){null==(e=this._element)||e.style.setProperty("--_keyboard-height",`calc(${n}px + var(--_padding-top) + var(--_padding-bottom) + env(safe-area-inset-bottom, 0))`);const t=n-1;this.container.style.paddingBottom=this.originalContainerBottomPadding?`calc(${this.originalContainerBottomPadding} + ${t}px)`:`${t}px`}else null==(t=this._element)||t.style.setProperty("--_keyboard-height",`${n}px`)}rebuild(){if(this._rebuilding||!this._element)return;this._rebuilding=!0;const e=this.currentLayer;requestAnimationFrame((()=>{this._rebuilding=!1,this._element&&(this._element.remove(),this._element=void 0),this.visible&&(this.buildAndAttachElement(),this.currentLayer=e,this.render(),this.adjustBoundingRect(),this._element.classList.add("is-visible"))}))}render(){if(!this._element)return;const e=this.getLayer(this.currentLayer);this._element.classList.toggle("backdrop-is-transparent",Boolean(e&&(e.backdrop||e.container)));const t=this._element.querySelectorAll(".MLK__layer.is-visible .MLK__keycap, .MLK__layer.is-visible .action, .fnbutton, .MLK__layer.is-visible .bigfnbutton, .MLK__layer.is-visible .shift");if(t)for(const e of t){const t=this.getKeycap(e.id);if(t){const[n,i]=Jc(t,{shifted:this.isShifted});e.innerHTML=window.MathfieldElement.createHTML(n),e.className=i}}}show(e){var t;if(this._visible)return;const n=this.container;if(n&&window.mathVirtualKeyboard&&this.stateWillChange(!0)){if(this._element||(this.buildAndAttachElement(),this.adjustBoundingRect()),!this._visible){const e=this._element.getElementsByClassName("MLK__plate")[0];if(e&&this.observer.observe(e),n===window.document.body){const t=n.style.paddingBottom;this.originalContainerBottomPadding=t;const i=e.offsetHeight-1;n.style.paddingBottom=t?`calc(${t} + ${i}px)`:`${i}px`}window.addEventListener("mouseup",this),window.addEventListener("blur",this),window.addEventListener("keydown",this,{capture:!0}),window.addEventListener("keyup",this,{capture:!0}),null==(t=this._element)||t.classList.toggle("is-caps-lock",2===this.shiftPressCount),this.currentLayer=this.latentLayer}this._visible=!0,(null==e?void 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0,null!==this.originalContainerBottomPadding&&(n.style.paddingBottom=this.originalContainerBottomPadding)}this.stateChanged()}}get height(){var e,t;return null!=(t=null==(e=this.element)?void 0:e.offsetHeight)?t:0}buildAndAttachElement(){var e;console.assert(!this.element),this.element=Yc(this),window.addEventListener("contextmenu",this,{capture:!0}),this.element.addEventListener("contextmenu",(e=>{e.shiftKey||((e.ctrlKey||2===e.button)&&zc(e.target),e.preventDefault(),e.stopPropagation())}),{capture:!0}),null==(e=this.container)||e.appendChild(this.element)}handleEvent(e){if(Oc(e)){if(!so(e.origin,this.originValidator))throw new DOMException(`Message from unknown origin (${e.origin}) cannot be handled`,"SecurityError");"disconnect"===e.data.action?this.connectedMathfieldWindow=void 0:"update-setting"!==e.data.action&&"proxy-created"!==e.data.action&&"execute-command"!==e.data.action&&(console.assert(void 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e.mathfield.snapshot(),c.rightDelim=a,c.addChildren(e.extractAtoms([l,e.position]),c.parentBranch),e.contentDidChange({data:a,inputType:"insertText"}),e.mathfield.snapshot("insert-fence"),!0;if(r instanceof Ho&&("?"===r.rightDelim||"."===r.rightDelim)&&ed(r.leftDelim,a))return e.mathfield.snapshot(),r.isDirty=!0,r.rightDelim=a,r.parent.addChildren(e.extractAtoms([e.position,e.offsetOf(i.lastSibling)]),r.parentBranch),e.position=e.offsetOf(r),e.contentDidChange({data:a,inputType:"insertText"}),e.mathfield.snapshot("insert-fence"),!0;const u=r.parent;return!(!(u instanceof Ho)||"?"!==u.rightDelim&&"."!==u.rightDelim||!e.at(e.position).isLastSibling)&&(e.position=e.offsetOf(u),Qu(e,a,n))}return!1}function ed(e,t){return!e||(["(","\\lparen","{","\\{","\\lbrace","[","\\lbrack"].includes(e)?[")","\\rparen","}","\\}","\\rbrace","]","\\rbrack"].includes(t):go[e]===t)}function 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t.shape&&(h.fontShape=t.shape),"string"==typeof t.fontShape&&(h.fontShape=t.fontShape.toLowerCase()),h.fontShape&&(h.fontShape=null!=(c={italic:"it",up:"n",upright:"n",normal:"n"}[h.fontShape])?c:h.fontShape),t.variant&&(h.variant=t.variant.toLowerCase()),t.variantStyle&&(h.variantStyle=t.variantStyle.toLowerCase());const p=null!=(u=t.size)?u:t.fontSize;return"number"==typeof p?h.fontSize=Math.max(1,Math.min(10,p)):"string"==typeof p&&(h.fontSize=null!=(d={size1:1,size2:2,size3:3,size4:4,size5:5,size6:6,size7:7,size8:8,size9:9,size10:10}[p.toLowerCase()])?d:{tiny:1,scriptsize:2,footnotesize:3,small:4,normal:5,normalsize:5,large:6,Large:7,LARGE:8,huge:9,Huge:10}[p]),h}function id(e){let[t,n]=Ns(e.selection);if(t=rd(e,t,"backward"),n=rd(e,n,"forward"),t===n){const i=e.at(t);if("leftright"===i.type)return e.setSelection(e.offsetOf(i.firstChild)-1,n);if("first"===i.type&&("leftright"===i.parent.type||"surd"===i.parent.type))return e.setSelection(t-1,e.offsetOf(i.parent.lastChild)+1);e.setSelection(t-1,n)}else e.setSelection(t,n);return!0}function rd(e,t,n){var i,r,a;let s=e.at(t);if(!s)return t;const o="forward"===n?1:-1;if("text"===s.mode){for(;s&&"text"===s.mode&&F.test(s.value);)t+=o,s=e.at(t);return"backward"===n?t-1:t}if("latex"===s.mode){if(/[a-zA-Z\*]/.test(s.value))if("backward"===n)for(;s&&"latex"===s.mode&&"\\"!==s.value&&/[a-zA-Z]/.test(s.value);)t+=o,s=e.at(t);else for(;s&&"latex"===s.mode&&/[a-zA-Z\*]/.test(s.value);)t+=o,s=e.at(t);else{if("{"===s.value){if("forward"===n){for(;s&&"latex"===s.mode&&"}"!==s.value;)t+=o,s=e.at(t);return t}return t-1}if("}"===s.value){if("backward"===n){for(;s&&"latex"===s.mode&&"{"!==s.value;)t+=o,s=e.at(t);return t-1}return t}}return t-1}if("math"===s.mode){if(s.isDigit()){for(;null==(i=e.at(t+o))?void 0:i.isDigit();)t+=o;return"backward"===n?t-1:t}if(s.style.variant||s.style.variantStyle){let i=null==(r=e.at(t))?void 0:r.style;for(;i&&i.variant===s.style.variant&&i.variantStyle===s.style.variantStyle;)i=null==(a=e.at(t+o))?void 0:a.style,t+=o;return"backward"===n?t-1:t}return t}return t}Dc({moveToOpposite:e=>{const t=e.at(e.position),{parent:n}=t;if(!n)return e.announce("plonk"),!1;const i=t.parentBranch;let r;if("string"==typeof i&&(r={superscript:"subscript",subscript:"superscript",above:"below",below:"above"}[i]),!r){const n=t.subsupPlacement?$u(e):Bu(e);return e.mathfield.stopCoalescingUndo(),n}n.branch(r)||n.createBranch(r);const a=e.setSelection(e.getBranchRange(e.offsetOf(n),r));return e.mathfield.stopCoalescingUndo(),a},moveBeforeParent:e=>{const{parent:t}=e.at(e.position);return t?(e.position=e.offsetOf(t),e.mathfield.stopCoalescingUndo(),!0):(e.announce("plonk"),!1)},moveAfterParent:e=>Nu(e),moveToNextChar:e=>Iu(e,"forward"),moveToPreviousChar:e=>Iu(e,"backward"),moveUp:e=>Iu(e,"upward"),moveDown:e=>Iu(e,"downward"),moveToNextWord:e=>Du(e,"forward"),moveToPreviousWord:e=>Du(e,"backward"),moveToGroupStart:e=>{const t=e.offsetOf(e.at(e.position).firstSibling);return t===e.position?(e.announce("plonk"),!1):(e.position=t,e.mathfield.stopCoalescingUndo(),!0)},moveToGroupEnd:e=>{const t=e.offsetOf(e.at(e.position).lastSibling);return t===e.position?(e.announce("plonk"),!1):(e.position=t,e.mathfield.stopCoalescingUndo(),!0)},moveToNextGroup:e=>{var t,n,i,r;if(e.position===e.lastOffset&&e.anchor===e.lastOffset)return Uu(e,"forward");const a=e.at(e.position);if("text"===a.mode){if(e.selectionIsCollapsed){let n=a;for(;n&&"text"===n.mode;)n=n.leftSibling;let i=a;for(;"text"===(null==(t=i.rightSibling)?void 0:t.mode);)i=i.rightSibling;if(n&&i)return zu(e,[n,i])}if("text"===a.rightSibling.mode){let t=a;for(;t&&"text"===t.mode;)t=t.rightSibling;return t?(Ku(e,null!=(n=t.leftSibling)?n:t),e.mathfield.switchMode("math"),!0):Ku(e,e.lastOffset)}}const s=e.at(e.anchor).parentPrompt,o=s?e.offsetOf(s)+1:Math.max(e.position+1,0),l=ju(e,o,"forward");if(l)return Ku(e,l);const c=qu(e,a,(e=>"leftright"===e.type||"text"===e.type),"forward");if(c){if("text"===c.mode){let t=c;for(;t&&"text"===t.mode;)t=t.rightSibling;return zu(e,[null!=(i=c.leftSibling)?i:c,null!=(r=t.leftSibling)?r:t])}return zu(e,c)}const u=a.parent;if(u){if("leftright"===u.type||"surd"===u.type)return zu(e,u);if("superscript"===a.parentBranch&&u.subscript)return zu(e,u.subscript);if("above"===a.parentBranch&&u.below)return zu(e,u.below);if("superscript"===a.parentBranch||"subscript"===a.parentBranch)return Ku(e,u);if("above"===a.parentBranch||"below"===a.parentBranch)return zu(e,u)}return Ku(e,e.lastOffset)},moveToPreviousGroup:e=>{var t;if(0===e.position&&0===e.anchor)return Uu(e,"backward");let n=e.at(e.position);const i=n.mode;if("text"===i){if(e.selectionIsCollapsed){let i=n;for(;i&&"text"===i.mode;)i=i.leftSibling;let r=n;for(;"text"===(null==(t=r.rightSibling)?void 0:t.mode);)r=r.rightSibling;if(i&&r)return zu(e,[i,r])}for(;n&&"text"===n.mode;)n=n.leftSibling;return Ku(e,n?n:0)}const r=e.at(e.anchor).parentPrompt,a=r?e.offsetOf(r.leftSibling):Math.max(e.position-1,0),s=ju(e,a,"backward");if(s)return Ku(e,s);if("math"===i){const t=qu(e,n,(e=>"leftright"===e.type||"text"===e.type),"backward");if(t){if("text"===t.mode){let n=t;for(;n&&"text"===n.mode;)n=n.leftSibling;return zu(e,[t,n])}return zu(e,t)}const i=n.parent;if(i){if("leftright"===i.type||"surd"===i.type)return zu(e,i);if("subscript"===n.parentBranch&&i.superscript)return zu(e,i.superscript);if("below"===n.parentBranch&&i.above)return zu(e,i.above);if("superscript"===n.parentBranch||"subscript"===n.parentBranch)return Ku(e,i);if("above"===n.parentBranch||"below"===n.parentBranch)return zu(e,i)}return Ku(e,0)}return!1},moveToMathfieldStart:e=>e.selectionIsCollapsed&&0===e.position?(e.announce("plonk"),!1):(e.position=0,e.mathfield.stopCoalescingUndo(),!0),moveToMathfieldEnd:e=>e.selectionIsCollapsed&&e.position===e.lastOffset?(e.announce("plonk"),!1):(e.position=e.lastOffset,e.mathfield.stopCoalescingUndo(),!0),moveToSuperscript:Bu,moveToSubscript:$u},{target:"model",changeSelection:!0}),Dc({moveToNextPlaceholder:e=>Uu(e,"forward"),moveToPreviousPlaceholder:e=>Uu(e,"backward")},{target:"model",changeSelection:!0,audioFeedback:"return"}),Dc({undo:e=>(e.undo(),!0),redo:e=>(e.redo(),!0),scrollIntoView:e=>(e.scrollIntoView(),!0),scrollToStart:e=>(e.field.scroll(0,0),!0),scrollToEnd:e=>{const t=e.field.getBoundingClientRect();return e.field.scroll(t.left-window.scrollX,0),!0},toggleKeystrokeCaption:function(e){if(e.keystrokeCaptionVisible=!e.keystrokeCaptionVisible,e.keystrokeCaptionVisible){Zu().innerHTML=""}else{hc("mathlive-keystroke-caption-panel").style.visibility="hidden"}return!1},toggleContextMenu:e=>{const t=e.toggleContextMenu();return t||e.model.announce("plonk"),t},plonk:e=>(e.model.announce("plonk"),!0),switchMode:(e,t,n,i)=>(e.switchMode(t,n,i),!0),insert:(e,t,n)=>e.insert(t,n),typedText:(e,t,n)=>(Yu(e,t,n),!0),insertDecimalSeparator:e=>{const t=e.model;if("math"===t.mode&&","===window.MathfieldElement.decimalSeparator){if(t.at(Math.max(t.position,t.anchor)).isDigit())return e.insert("{,}",{format:"latex"}),e.snapshot("insert-mord"),!0}return e.insert("."),!0},commit:e=>{var t;return e.model.contentWillChange({inputType:"insertLineBreak"})&&(null==(t=e.host)||t.dispatchEvent(new Event("change",{bubbles:!0,composed:!0})),e.model.contentDidChange({inputType:"insertLineBreak"})),!0},insertPrompt:(e,t,n)=>{const i=e.getPrompts();let r="prompt-"+Date.now().toString(36).slice(-2)+Math.floor(1e5*Math.random()).toString(36),a=0;for(;i.includes(r)&&a<100;){if(99===a)return console.error("could not find a unique ID after 100 tries"),!1;r="prompt-"+Date.now().toString(36).slice(-2)+Math.floor(1e5*Math.random()).toString(36),a++}return e.insert(`\\placeholder[${null!=t?t:r}]{}`,n),!0}}),Dc({copyToClipboard:e=>(e.focus(),e.model.selectionIsCollapsed&&e.select(),"queryCommandSupported"in document&&document.queryCommandSupported("copy")?document.execCommand("copy"):e.element.querySelector(".ML__keyboard-sink").dispatchEvent(new ClipboardEvent("copy",{bubbles:!0,composed:!0})),!1)},{target:"mathfield"}),Dc({cutToClipboard:e=>(e.focus(),"queryCommandSupported"in document&&document.queryCommandSupported("cut")?document.execCommand("cut"):e.element.querySelector(".ML__keyboard-sink").dispatchEvent(new ClipboardEvent("cut",{bubbles:!0,composed:!0})),!0),pasteFromClipboard:e=>(e.focus(),"queryCommandSupported"in document&&document.queryCommandSupported("paste")?(document.execCommand("paste"),!0):(navigator.clipboard.readText().then((t=>{t&&e.model.contentWillChange({inputType:"insertFromPaste",data:t})?(e.stopCoalescingUndo(),e.stopRecording(),e.insert(t,{mode:e.model.mode})&&(cc(e),e.startRecording(),e.snapshot("paste"),e.model.contentDidChange({inputType:"insertFromPaste"}),Cc(e))):e.model.announce("plonk"),e.startRecording()})),!0))},{target:"mathfield",canUndo:!0,changeContent:!0,changeSelection:!0}),Dc({applyStyle:function(e,t){e.flushInlineShortcutBuffer(),e.stopCoalescingUndo();const n=nd(e,t),{model:i}=e;return i.selectionIsCollapsed?(e.defaultStyle.fontSeries&&n.fontSeries===e.defaultStyle.fontSeries&&(n.fontSeries="auto"),n.fontShape&&n.fontShape===e.defaultStyle.fontShape&&(n.fontShape="auto"),n.color&&n.color===e.defaultStyle.color&&(n.color="none"),n.backgroundColor&&n.backgroundColor===e.defaultStyle.backgroundColor&&(n.backgroundColor="none"),n.fontSize&&n.fontSize===e.defaultStyle.fontSize&&(n.fontSize="auto"),e.defaultStyle=u(u({},e.defaultStyle),n)):e.model.deferNotifications({content:!0,type:"insertText"},(()=>{i.selection.ranges.forEach((e=>mu(i,e,n,{operation:"toggle"}))),e.snapshot("style-change")})),!0}},{target:"mathfield",canUndo:!0,changeContent:!0}),Dc({selectGroup:e=>{const t=id(e);return t||e.announce("plonk"),t},selectAll:e=>e.setSelection(0,e.lastOffset),extendSelectionForward:e=>Iu(e,"forward",{extend:!0}),extendSelectionBackward:e=>Iu(e,"backward",{extend:!0}),extendToNextWord:e=>Du(e,"forward",{extend:!0}),extendToPreviousWord:e=>Du(e,"backward",{extend:!0}),extendSelectionUpward:e=>Iu(e,"upward",{extend:!0}),extendSelectionDownward:e=>Iu(e,"downward",{extend:!0}),extendToNextBoundary:e=>Du(e,"forward",{extend:!0}),extendToPreviousBoundary:e=>Du(e,"backward",{extend:!0}),extendToGroupStart:e=>{const t=e.setSelection(e.anchor,e.offsetOf(e.at(e.position).firstSibling));return t||e.announce("plonk"),t},extendToGroupEnd:e=>{const t=e.setSelection(e.anchor,e.offsetOf(e.at(e.position).lastSibling));return t||e.announce("plonk"),t},extendToMathFieldStart:e=>{const t=e.setSelection(e.anchor,0);return t||e.announce("plonk"),t},extendToMathFieldEnd:e=>{const t=e.setSelection(e.anchor,e.lastOffset);return t||e.announce("plonk"),t}},{target:"model",changeSelection:!0});var ad=null,sd=0,od=class e{static start(t,n,i,r){var a;e.element=t,null==(a=e.controller)||a.abort(),e.controller=new AbortController;const s={signal:e.controller.signal};"PointerEvent"in window?(t.addEventListener("pointermove",i,s),t.addEventListener("pointerup",r,s),t.addEventListener("pointercancel",r,s),ld(n)&&(e.pointerId=n.pointerId,t.setPointerCapture(n.pointerId))):(window.addEventListener("mousemove",i,s),window.addEventListener("blur",r,s),window.addEventListener("mouseup",r,s))}static stop(){var t;null==(t=e.controller)||t.abort(),e.controller=void 0,"number"==typeof e.pointerId&&(e.element.releasePointerCapture(e.pointerId),e.pointerId=void 0)}};function ld(e){return null!==e&&void 0!==globalThis.PointerEvent&&e instanceof PointerEvent}function cd(e,t){var n;if(t.buttons>1)return;e.atomBoundsCache=new Map;const i=e;let r,a=!1,s=!1,o="none",l=!1,c=!1;const u=t.clientX,d=t.clientY,h=Date.now(),p=i.field,f=setInterval((()=>{l?p.scroll({top:0,left:p.scrollLeft-16}):c&&p.scroll({top:0,left:p.scrollLeft+16})}),32);function m(){od.stop(),a=!1,clearInterval(f),e.element.classList.remove("tracking"),t&&t.preventDefault()}ad&&Math.abs(ad.x-u)<5&&Math.abs(ad.y-d)<5&&Date.now()<ad.time+500?(sd+=1,ad.time=h):(ad={x:u,y:d,time:h},sd=1);const g=p.getBoundingClientRect();if(u>=g.left&&u<=g.right&&d>=g.top&&d<=g.bottom){if(e.flushInlineShortcutBuffer(),e.adoptStyle="left",r=pd(e,u,d,{bias:0}),r>=0){if(e.element.classList.add("tracking"),t.shiftKey){const t=e.model.selectionIsCollapsed;e.model.extendSelectionTo(e.model.anchor,r),o=uc(e.model)||t?"all":"selection"}else"placeholder"===e.model.at(r).type?(e.model.setSelection(r-1,r),o="selection"):"placeholder"===(null==(n=e.model.at(r).rightSibling)?void 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ud(e,t,n){if(e>=n.left&&e<=n.right&&t>=n.top&&t<=n.bottom)return 0;const i=e-(n.left+n.right)/2,r=t-(n.top+n.bottom)/2;return i*i+r*r}function dd(e,t,n,i,r){if(!n.id)return[1/0,null];if(t.has(n.id))return t.get(n.id);const a=ro(e,n);if(!a)return[1/0,null];let s=[1/0,null];if(n.hasChildren&&!n.captureSelection&&i>=a.left&&i<=a.right)for(const a of n.children){const n=dd(e,t,a,i,r);n[0]<=s[0]&&(s=n)}return s[1]||(s=[ud(i,r,a),n]),t.set(n.id,s),s}function hd(e,t,n){const[,i]=dd(e,new Map,e.model.root,t,n);return i}function pd(e,t,n,i){var r;const a=e.field.querySelector(".ML__latex").getBoundingClientRect();if(!a)return 0;if(t>a.right||n>a.bottom+8)return e.model.lastOffset;if(t<a.left||n<a.top-8)return 0;(i=null!=i?i:{}).bias=null!=(r=i.bias)?r:0;let s=hd(e,t,n);const o=[];let l=s;for(;l;)o.unshift(l),l=l.parent;for(const e of o)if(e.captureSelection){s=e;break}let c=e.model.offsetOf(s);if(c<0)return-1;if(s.leftSibling)if(0===i.bias&&"placeholder"!==s.type){const n=ro(e,s);n&&t<(n.left+n.right)/2&&(c=e.model.offsetOf(s.leftSibling))}else i.bias<0&&(c=e.model.offsetOf(s.leftSibling));return c}function fd(e,t,n,i){var r;let a,s=[];if("string"!=typeof t||"math-json"===i.format){const n=window.MathfieldElement.computeEngine;if(!n)return["math-json",[]];[a,t]=["latex",n.box(t).latex],s=Qo(t,{context:e.mathfield.context})}else"string"==typeof t&&"ascii-math"===i.format?([a,t]=Us(t,{format:"ascii-math",inlineShortcuts:e.mathfield.options.inlineShortcuts}),s=Qo(t,{context:e.mathfield.context}),"latex"!==a&&e.mathfield.options.removeExtraneousParentheses&&gd(s)):("auto"===i.format||(null==(r=i.format)?void 0:r.startsWith("latex")))&&("auto"===i.format&&([a,t]=Us(t,{format:"auto",inlineShortcuts:e.mathfield.options.inlineShortcuts})),"latex"===i.format&&([,t]=Gs(t)),s=Qo(t,{context:e.mathfield.context,args:n}),"latex"!==i.format&&e.mathfield.options.removeExtraneousParentheses&&gd(s));return fu(s,i.style),[null!=a?a:"latex",s]}function md(e){if(!e)return 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n;this._element=null,this.parentMenu=t,this._declaration=e,Rd(e)?(this.type="submenu",this.submenu=new Kd(e.submenu,{parentMenu:t,submenuClass:e.submenuClass,columnCount:e.columnCount})):this.type=null!=(n=e.type)?n:"command",this.hasCheck=Pd(e)&&void 0!==e.checked}get rootMenu(){return this.parentMenu.rootMenu}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}dispose(){var e,t;null==(e=this._abortController)||e.abort(),this._abortController=void 0,null==(t=this._element)||t.remove(),this._element=null,this.submenu&&this.submenu.dispose(),this.submenu=void 0}get menuItem(){return this._declaration}get label(){var e;return null!=(e=this._label)?e:""}set label(e){void 0===e&&(e=""),e!==this._label&&(this._label=e,this.dirty=!0)}get visible(){return this._visible}set visible(e){e!==this._visible&&(this._visible=e,this.dirty=!0)}get enabled(){return this._enabled}set enabled(e){this._enabled=e,this.element&&(e?this.element.removeAttribute("aria-disabled"):this.element.setAttribute("aria-disabled","true")),this.dirty=!0}get checked(){return this._checked}set checked(e){this._checked=e,this.dirty=!0}get tooltip(){return this._tooltip}set tooltip(e){e!==this._tooltip&&(this._tooltip=e,this.dirty=!0)}get ariaLabel(){return this._ariaLabel}set ariaLabel(e){e!==this._ariaLabel&&(this._ariaLabel=e,this.dirty=!0)}get active(){var e,t;return null!=(t=null==(e=this.element)?void 0:e.classList.contains("active"))&&t}set active(e){this.element&&this.element.classList.toggle("active",e)}updateState(e){var t,n,i;const r=this._declaration;if(Od(r))return this.enabled=!1,void(this.checked=!1);Nd(r)&&(this.enabled=!1,this.checked=!1,this.visible=!0),Pd(r)&&(this.checked=Pd(r)&&null!=(t=zd(r.checked,e))&&t),(Pd(r)||Rd(r))&&(this.enabled=null==(n=zd(r.enabled,e))||n,this.visible=null==(i=zd(r.visible,e))||i,this.visible&&this.enabled&&this.submenu&&(this.submenu.updateState(e),this.submenu.visible||(this.visible=!1))),(Pd(r)||Nd(r)||Rd(r))&&(this.label=zd(r.label,e),this.tooltip=zd(r.tooltip,e),this.ariaLabel=zd(r.ariaLabel,e)),this._element&&this.updateElement()}set dirty(e){console.assert(!0===e),e&&this.parentMenu&&(this.parentMenu.dirty=!0)}updateElement(){if(!this.visible||!this.element)return;const e=this.element;e.textContent="",this.enabled?e.removeAttribute("aria-disabled"):e.setAttribute("aria-disabled","true"),!0===this.checked?(e.setAttribute("aria-checked","true"),e.append($d("checkmark"))):"mixed"===this.checked?(e.setAttribute("aria-checked","mixed"),e.append($d("mixedmark"))):e.removeAttribute("aria-checked"),this.ariaLabel&&e.setAttribute("aria-label",this.ariaLabel);const t=document.createElement("span");if(t.className=this.parentMenu.hasCheck?"label indent":"label","heading"===this.type&&t.classList.add("heading"),t.innerHTML=this.label,e.append(t),this._tooltip&&e.setAttribute("data-tooltip",this._tooltip),Pd(this._declaration)&&this._declaration.keyboardShortcut){const t=document.createElement("kbd");t.innerHTML=Gl(this._declaration.keyboardShortcut),e.append(t)}"submenu"===this.type&&e.append($d("trailing-chevron"))}get element(){if(this._element)return this._element;if(Od(this._declaration)){const e=document.createElement("li");return e.setAttribute("part","menu-divider"),e.setAttribute("role","divider"),this._element=e,e}const e=document.createElement("li");this._element=e,(Pd(this._declaration)||Nd(this._declaration)||Rd(this._declaration))&&this._declaration.class&&(e.className=this._declaration.class),e.setAttribute("part","menu-item"),e.setAttribute("tabindex","-1"),this.hasCheck?e.setAttribute("role","menuitemcheckbox"):e.setAttribute("role","menuitem"),"submenu"===this.type&&(e.setAttribute("aria-haspopup","true"),e.setAttribute("aria-expanded","false"));const t=this.abortController.signal;return e.addEventListener("pointerenter",this,{signal:t}),e.addEventListener("pointerleave",this,{signal:t}),e.addEventListener("pointerup",this,{signal:t}),e.addEventListener("click",this,{signal:t}),this._element}dispatchSelect(){if(!Pd(this._declaration))return;const e=new CustomEvent("menu-select",{cancelable:!0,bubbles:!0,detail:{modifiers:this.rootMenu.modifiers,id:this._declaration.id,data:this._declaration.data}});this.parentMenu.dispatchEvent(e)&&"function"==typeof this._declaration.onMenuSelect&&this._declaration.onMenuSelect({modifiers:this.rootMenu.modifiers,id:this._declaration.id,data:this._declaration.data})}handleEvent(e){var t;if(this.visible&&this.enabled){if("click"===e.type)return"modal"===this.rootMenu.state&&this.select(),e.stopPropagation(),void e.preventDefault();if("pointerenter"===e.type){const n=e;return this.rootMenu.cancelDelayedOperation(),void(this.parentMenu.isSubmenuOpen&&(null==(t=this.parentMenu.activeMenuItem)?void 0:t.movingTowardSubmenu(n))?this.rootMenu.scheduleOperation((()=>{this.parentMenu.activeMenuItem=this,this.openSubmenu()})):(this.parentMenu.activeMenuItem=this,this.openSubmenu({withDelay:!0})))}if("pointerleave"!==e.type)return"pointerup"===e.type?("modal"!==this.rootMenu.state&&this.select(),e.stopPropagation(),void e.preventDefault()):void 0;this.rootMenu.activeSubmenu===this.parentMenu&&(this.parentMenu.activeMenuItem=null)}}select(){this.rootMenu.cancelDelayedOperation(),"submenu"!==this.type?(this.active=!1,setTimeout((()=>{this.active=!0,setTimeout((()=>{this.rootMenu.hide(),this.dispatchSelect()}),80)}),80)):this.openSubmenu()}openSubmenu(e){var t;if("submenu"!==this.type||!this.element)return;if(null!=(t=null==e?void 0:e.withDelay)&&t)return void this.rootMenu.scheduleOperation((()=>this.openSubmenu()));const n=this.element.getBoundingClientRect(),i=Ld(this.element);this.submenu.show({container:this.rootMenu.element.parentNode,location:{x:Dd(n,"trailing",i),y:n.top-4},alternateLocation:{x:Dd(n,"leading",i),y:n.top-4}})}movingTowardSubmenu(e){if(!this.element)return!1;if("submenu"!==this.type)return!1;const t=this.rootMenu.lastMoveEvent;if(!t)return!1;const n=e.timeStamp-t.timeStamp;if(n>500)return!1;const i=e.clientX-t.clientX;var r,a,s;if((r=i,a=t.clientY-e.clientY,s=n,Math.hypot(r,a)/s)<=.2)return!1;let o="right";if(this.submenu.element){const e=this.submenu.element.getBoundingClientRect(),t=this.element.getBoundingClientRect();e.left<t.left+t.width/2&&(o="left")}return"right"===o?i>0:i<0}};function zd(e,t){return void 0===e||"function"!=typeof e?e:(null!=t||(t={alt:!1,control:!1,shift:!1,meta:!1}),e(t))}var Kd=class e{constructor(e,t){var n,i;this._element=null,this._activeMenuItem=null,this._dirty=!0,this.parentMenu=null!=(n=null==t?void 0:t.parentMenu)?n:null,this._submenuClass=null==t?void 0:t.submenuClass,this.columnCount=null!=(i=null==t?void 0:t.columnCount)?i:1,this.isSubmenuOpen=!1,this.menuItems=e}get children(){return this._menuItems}set menuItems(e){const t=this.parentMenu;this.dispose(),this.parentMenu=t,e=[...e],this._menuItems=e.map((e=>e.onCreate?e.onCreate(e,this):new Fd(e,this))),this.hasCheck=void 0,this.dirty=!0}dispose(){var e;this.hide(),this._element&&this._element.remove(),this._abortController&&this._abortController.abort(),null==(e=this._menuItems)||e.forEach((e=>e.dispose())),this._menuItems=[],this._activeMenuItem=null,this.parentMenu=null}handleEvent(e){if("wheel"===e.type&&this._element){const t=e;this._element.scrollBy(0,t.deltaY),e.stopPropagation()}}dispatchEvent(e){return this.rootMenu.dispatchEvent(e)}get rootMenu(){return this.parentMenu.rootMenu}updateState(e){var t,n,i;this._menuItems.forEach((t=>t.updateState(e)));const r=this.hasCheck;let a;this.hasCheck=this._menuItems.some((e=>e.visible&&e.hasCheck)),this.hasCheck!==r&&this._menuItems.forEach((t=>t.updateState(e)));let s=0;for(const e of this._menuItems)"heading"===e.type?(a&&0===s&&(a.visible=!1),a=e,s=0):"divider"===e.type&&a?(a.visible=s>0,a=void 0,s=0):a&&e.visible&&(s+=1);a&&(a.visible=s>0);let o=!0;for(const e of this._menuItems)"divider"===e.type?(e.visible=!o,o=!0):e.visible&&(o=!1);(null==(t=this.activeMenuItem)?void 0:t.visible)||(this.activeMenuItem=null),(null==(n=this.activeMenuItem)?void 0:n.enabled)||"submenu"!==(null==(i=this.activeMenuItem)?void 0:i.type)||this._activeMenuItem.submenu.hide(),this._dirty=!1}get enabled(){return this.updateIfDirty(),this._menuItems.some((e=>"divider"!==e.type&&e.visible&&e.enabled))}get visible(){return this.updateIfDirty(),this._menuItems.some((e=>"divider"!==e.type&&e.visible))}set dirty(e){console.assert(!0===e),this._dirty!==e&&e&&this.parentMenu&&(this._dirty=!0,this.parentMenu.dirty=!0)}updateIfDirty(){this._dirty&&this.updateState(this.rootMenu.modifiers)}updateElement(){var e;if(this._element){this._element.textContent="";for(const{element:e,visible:t}of this._menuItems)e&&t&&this._element.append(e);null==(e=this._element.querySelector("li:first-of-type"))||e.setAttribute("tabindex","0")}}get element(){if(this._element)return this._element;const e=document.createElement("menu");e.setAttribute("role","menu"),e.setAttribute("tabindex","-1"),e.setAttribute("aria-orientation","vertical"),e.setAttribute("part","ui-menu-container"),this._submenuClass&&e.classList.add(this._submenuClass),e.classList.add("ui-menu-container"),this._abortController||(this._abortController=new AbortController);const t=this._abortController.signal;return e.addEventListener("focus",this,{signal:t}),e.addEventListener("wheel",this,{passive:!0,signal:t}),this._element=e,this.updateElement(),e}get activeMenuItem(){return this._activeMenuItem}set activeMenuItem(e){var t,n,i,r;if(this.rootMenu.cancelDelayedOperation(),e!==this._activeMenuItem){if(this.activeMenuItem){const e=this.activeMenuItem;e.active=!1,null==(t=e.submenu)||t.hide()}if(null!=(n=null==e?void 0:e.visible)&&!n)return void(this._activeMenuItem=null);this._activeMenuItem=e,e&&(e.active=!0)}e?null==(i=e.element)||i.focus({preventScroll:!0}):null==(r=this._element)||r.focus({preventScroll:!0})}get firstMenuItem(){this.updateIfDirty();let e=0,t=!1;const n=this._menuItems;for(;!t&&e<=n.length-1;){const i=n[e];t="divider"!==i.type&&i.visible&&i.enabled,e+=1}return t?n[e-1]:null}get lastMenuItem(){this.updateIfDirty();const e=this._menuItems;let t=e.length-1,n=!1;for(;!n&&t>=0;){const i=e[t];n="divider"!==i.type&&i.visible&&i.enabled,t-=1}return n?e[t+1]:null}nextMenuItem(e){if(0===e)return this._activeMenuItem;if(!this._activeMenuItem)return e>0?this.firstMenuItem:this.lastMenuItem;if(!this.firstMenuItem||!this.lastMenuItem||!this._activeMenuItem)return null;this.updateIfDirty();const t=this._menuItems.indexOf(this.firstMenuItem),n=this._menuItems.indexOf(this.lastMenuItem);let i=this._menuItems.indexOf(this._activeMenuItem),r=1;for(;i>=t&&i<=n;){i+=e>0?1:-1;const t=this._menuItems[i];if(!t)break;if(t.visible&&t.enabled){if(r===Math.abs(e))return this._menuItems[i];r+=1}}return e>0?this.lastMenuItem:this.firstMenuItem}getMenuItemColumn(e){this.updateIfDirty();const t=this._menuItems.filter((e=>e.visible&&e.enabled)).indexOf(e);return t<0?-1:t%this.columnCount}static get collator(){return e._collator||(e._collator=new Intl.Collator(void 0,{usage:"search",sensitivity:"base"})),e._collator}findMenuItem(t){var n;this.updateIfDirty();const i=this._menuItems.filter((e=>"divider"!==e.type&&e.visible&&e.enabled));if(0===i.length)return null;const r=Math.max(...i.map((e=>e.label.length)))-t.length;if(r<0)return null;let a=null,s=0;for(;s<r&&!a;)a=null!=(n=i.find((n=>0===e.collator.compare(t,n.label.substring(s,t.length)))))?n:null,s++;return a}show(e){return!(!this.visible||!e.container)&&(this.updateElement(),e.container.appendChild(this.element),b()&&(this.element.popover="manual",this.element.showPopover()),e.location&&function(e,t){var n,i,r;const a=null!=(n=Ld(e))?n:"ltr";e.style.position="fixed",e.style.left="",e.style.top="",e.style.right="",e.style.bottom="",e.style.height="",e.style.width="";const s=e.getBoundingClientRect(),o=Number.isFinite(t.maxHeight)?Math.min(t.maxHeight,window.innerHeight):window.innerHeight;let l=Math.min(o,null!=(i=t.height)?i:s.height),c=Id(t.location.y,l,t.verticalPos,a);c+l>window.innerHeight-8&&(t.alternateLocation?(c=Id(t.alternateLocation.y,l,t.verticalPos,a),c+l>window.innerHeight-8&&(c=void 0)):c=void 0),Number.isFinite(c)||(c=Math.max(8,window.innerHeight-8-l),8+l>window.innerHeight-8&&(e.style.bottom="8px")),l=Math.min(c+l,window.innerHeight-8)-c;const u=Number.isFinite(t.maxWidth)?Math.min(t.maxWidth,window.innerWidth):window.innerWidth;let d=Math.min(u,null!=(r=t.width)?r:s.width),h=Id(t.location.x,d,t.horizontalPos,a);h+d>window.innerWidth-8&&(t.alternateLocation?(h=function(e,t,n,i){return"middle"===n?e-t/2:"start"===n&&"ltr"===i||"end"===n&&"rtl"===i||"top"===n||"right"===n?e:e-t}(t.alternateLocation.x,d,t.verticalPos,a),h+d>window.innerWidth-8&&(h=void 0)):h=void 0),Number.isFinite(h)||(h=Math.max(8,window.innerWidth-8-d),8+d>window.innerWidth-8&&(e.style.right="8px")),d=Math.min(h+d,window.innerWidth-8)-h,"rtl"===a?e.style.right=`${Math.ceil(window.innerWidth-h-d).toString()}px`:e.style.left=`${Math.ceil(h).toString()}px`,e.style.top=`${Math.ceil(c).toString()}px`,l!==s.height&&(e.style.height=`${Math.ceil(l).toString()}px`),d!==s.width&&(e.style.width=`${Math.ceil(d).toString()}px`)}(this.element,{location:e.location,alternateLocation:e.alternateLocation,verticalPos:"bottom",horizontalPos:"start"}),this.element.focus({preventScroll:!0}),this.parentMenu&&(this.parentMenu.openSubmenu=this),!0)}hide(){var e,t,n,i,r;this.openSubmenu=null,this.activeMenuItem=null,this.parentMenu&&(this.parentMenu.openSubmenu=null),b()&&(null==(e=this._element)?void 0:e.popover)&&this.element.hidePopover(),null==(n=null==(t=this.parentMenu)?void 0:t.element)||n.focus(),null==(r=null==(i=this._element)?void 0:i.parentNode)||r.removeChild(this._element)}set openSubmenu(e){var t,n,i,r;const a=null!==e;"submenu"===(null==(t=this.activeMenuItem)?void 0:t.type)&&(null==(n=this.activeMenuItem.element)||n.setAttribute("aria-expanded",a.toString())),null==(r=null==(i=this.activeMenuItem)?void 0:i.element)||r.classList.toggle("is-submenu-open",a),this.isSubmenuOpen=a}},Ud=class e extends Kd{constructor(e,t){var n;super(e),this.state="closed",this.typingBufferResetTimer=0,this.hysteresisTimer=0,this._updating=!1,this._host=null!=(n=null==t?void 0:t.host)?n:null,this.isDynamic=e.some(qd),this._modifiers={shift:!1,control:!1,alt:!1,meta:!1},this.typingBuffer="",this.state="closed"}get modifiers(){return this._modifiers}set modifiers(e){var t,n;(t=this._modifiers,n=e,!t&&n||t&&!n||t&&n&&(t.alt!==n.alt||t.control!==n.control||t.shift!==n.shift||t.meta!==n.meta))&&(this._modifiers=e,this.dirty=!0)}get activeSubmenu(){let e=this;for(;e.isSubmenuOpen;)e=e.activeMenuItem.submenu;return e}set dirty(e){this._updating||(console.assert(!0===e),this._dirty!==e&&(this._dirty=!0,e&&setTimeout((()=>{this.updateState(this.modifiers),this.updateElement()}))))}updateState(e){this._updating=!0,this.modifiers=null!=e?e:this.modifiers,super.updateState(this.modifiers),this._updating=!1}handleKeyupEvent(e){this.isDynamic&&(this.modifiers=Wl(e)),e.stopImmediatePropagation()}handleKeydownEvent(e){var t,n,i;if("Tab"===e.key||"Escape"===e.key)return void this.hide();this.isDynamic&&(this.modifiers=Wl(e));let r=!0;const a=this.activeSubmenu,s=a.activeMenuItem;switch(e.key){case" ":case"Space":case"Return":case"Enter":null==s||s.select(Wl(e));break;case"ArrowRight":if("submenu"===(null==s?void 0:s.type))s.select(Wl(e)),this.activeSubmenu.activeMenuItem=this.activeSubmenu.firstMenuItem;else if(s){const e=null!=(t=a.getMenuItemColumn(s))?t:-1;if(e>=0&&e<(null!=(n=a.columnCount)?n:1)-1){const e=a.nextMenuItem(1);e&&(a.activeMenuItem=e)}}else a.activeMenuItem=a.firstMenuItem;break;case"ArrowLeft":if(a===this.rootMenu)s||(a.activeMenuItem=a.firstMenuItem);else{if((s&&null!=(i=a.getMenuItemColumn(s))?i:-1)<=0||!s){a.hide();const e=a.parentMenu.activeMenuItem;if(e){const{element:t}=e;null==t||t.focus(),null==t||t.classList.remove("is-submenu-open")}}else{const e=a.nextMenuItem(-1);e&&(a.activeMenuItem=e)}}break;case"ArrowDown":a.activeMenuItem=a.nextMenuItem(a.columnCount);break;case"ArrowUp":a.activeMenuItem=a.nextMenuItem(-a.columnCount);break;case"Home":case"PageUp":a.activeMenuItem=a.firstMenuItem;break;case"End":case"PageDown":a.activeMenuItem=a.lastMenuItem;break;case"Backspace":if(this.typingBuffer&&(this.typingBuffer=this.typingBuffer.slice(0,-1),this.typingBuffer)){clearTimeout(this.typingBufferResetTimer);const e=a.findMenuItem(this.typingBuffer);e&&(a.activeMenuItem=e),this.typingBufferResetTimer=setTimeout((()=>{this.typingBuffer=""}),500)}break;default:if(Xl(e)){isFinite(this.typingBufferResetTimer)&&clearTimeout(this.typingBufferResetTimer),this.typingBuffer+=e.key;const t=a.findMenuItem(this.typingBuffer);t&&(a.activeMenuItem=t),this.typingBufferResetTimer=setTimeout((()=>{this.typingBuffer=""}),500)}else r=!1}r&&(e.preventDefault(),e.stopPropagation())}handleEvent(e){if("keydown"===e.type)this.handleKeydownEvent(e);else if("keyup"===e.type)this.handleKeyupEvent(e);else if("pointermove"===e.type)this.lastMoveEvent=e;else if("pointerup"===e.type&&e.target===this.scrim)Number.isFinite(this.rootMenu._openTimestamp)&&Date.now()-this.rootMenu._openTimestamp<120?this.state="modal":"modal"===this.state&&this.hide();else if("contextmenu"===e.type)return e.preventDefault(),void e.stopPropagation();super.handleEvent(e)}dispatchEvent(e){return!this._host||this._host.dispatchEvent(e)}get 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t;return!!(null==(t=e.model.parentEnvironment)?void 0:t.array)}function Uh(e,t){lc(e),e.flushInlineShortcutBuffer(),Eu(e.model,t),Cc(e)}function jh(e,t,n,i){return{label:()=>_h(`\\${n}{${Dh(e)}}`),tooltip:()=>{var e;return null!=(e=_(i))?e:i},visible:()=>function(e,t){const n=Ih(e);if(1!==n.length)return!1;const i=Al[t];return!!i&&!!i.test(n[0].value)}(e,t),checked:()=>{var n;return{some:"mixed",all:!0}[null!=(n=e.queryStyle({variant:t}))&&n]},onMenuSelect:()=>{e.applyStyle({variant:t},{operation:"toggle"}),e.adoptStyle="none"}}}function qh(e,t,n,i){return{label:()=>_h(`\\${n}{${Dh(e)}}`),tooltip:()=>{var e;return null!=(e=_(i))?e:i},visible:()=>function(e,t){return Dh(e).length>0}(e),checked:()=>{var n;return{some:"mixed",all:!0}[null!=(n=e.queryStyle({variantStyle:t}))&&n]},onMenuSelect:()=>{e.applyStyle({variantStyle:t},{operation:"toggle"}),e.adoptStyle="none"}}}function Hh(e,t){return e+gh(t)}function Vh(e){var t;let 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t=i[0].parent,r="below"===i[0].parentBranch?"above":"below",a=e.offsetOf(t.leftSibling);return e.deferNotifications({content:!0,selection:!0,type:n},(()=>{var n,i;const s=t.removeBranch(r);if(1!==s.length||"placeholder"!==s[0].type){const i=t.parent.addChildrenAfter(s,t);null==(n=t.parent)||n.removeChild(t),e.position=e.offsetOf(i)}else null==(i=t.parent)||i.removeChild(t),e.position=Math.max(0,a)}))}}return e.deferNotifications({content:!0,selection:!0,type:n},(()=>e.deleteAtoms(t)))}Dc({deleteAll:e=>e.contentWillChange({inputType:"deleteContent"})&&Xh(e,[0,-1],"deleteContent"),deleteForward:e=>function(e){return!!e.mathfield.isSelectionEditable&&!!e.contentWillChange({inputType:"deleteContentForward"})&&(e.selectionIsCollapsed?e.deferNotifications({content:!0,selection:!0,type:"deleteContentForward"},(()=>{var t,n;let i=e.at(e.position).rightSibling;if(i&&Yh(e,"forward",i))return;if(i){if(e.at(e.position).isLastSibling&&Yh(e,"forward",i.parent,i.parentBranch))return}else{if(i=e.at(e.position),i.isLastSibling&&Yh(e,"forward",i.parent,i.parentBranch))return;i=void 0}if(e.position===e.lastOffset||!i)return void e.announce("plonk");i.parent.removeChild(i);let r=null==(t=e.at(e.position))?void 0:t.rightSibling;for(;"subsup"===(null==r?void 0:r.type);)r.parent.removeChild(r),r=null==(n=e.at(e.position))?void 0:n.rightSibling;e.announce("delete",void 0,[i])})):Xh(e,Ns(e.selection),"deleteContentForward"))}(e),deleteBackward:e=>function(e){return!!e.mathfield.isSelectionEditable&&!!e.contentWillChange({inputType:"deleteContentBackward"})&&(e.selectionIsCollapsed?e.deferNotifications({content:!0,selection:!0,type:"deleteContentBackward"},(()=>{let t=e.at(e.position);if(!t||!Yh(e,"backward",t)){if(null==t?void 0:t.isFirstSibling){if(Yh(e,"backward",t.parent,t.parentBranch))return;t=null}t?(e.position=e.offsetOf(t.leftSibling),t.parent.removeChild(t),e.announce("delete",void 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Jh=`<svg xmlns="http://www.w3.org/2000/svg" style="width: 21px;"  viewBox="0 0 576 512" role="img" aria-label="${_("tooltip.toggle virtual keyboard")}"><path d="M528 64H48C21.49 64 0 85.49 0 112v288c0 26.51 21.49 48 48 48h480c26.51 0 48-21.49 48-48V112c0-26.51-21.49-48-48-48zm16 336c0 8.823-7.177 16-16 16H48c-8.823 0-16-7.177-16-16V112c0-8.823 7.177-16 16-16h480c8.823 0 16 7.177 16 16v288zM168 268v-24c0-6.627-5.373-12-12-12h-24c-6.627 0-12 5.373-12 12v24c0 6.627 5.373 12 12 12h24c6.627 0 12-5.373 12-12zm96 0v-24c0-6.627-5.373-12-12-12h-24c-6.627 0-12 5.373-12 12v24c0 6.627 5.373 12 12 12h24c6.627 0 12-5.373 12-12zm96 0v-24c0-6.627-5.373-12-12-12h-24c-6.627 0-12 5.373-12 12v24c0 6.627 5.373 12 12 12h24c6.627 0 12-5.373 12-12zm96 0v-24c0-6.627-5.373-12-12-12h-24c-6.627 0-12 5.373-12 12v24c0 6.627 5.373 12 12 12h24c6.627 0 12-5.373 12-12zm-336 80v-24c0-6.627-5.373-12-12-12H84c-6.627 0-12 5.373-12 12v24c0 6.627 5.373 12 12 12h24c6.627 0 12-5.373 12-12zm384 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A subset of the API is available on the server side in the "mathlive-ssr" library. If using server side rendering (with React for example) you may want to do a dynamic import of the MathLive library inside a `useEffect()` call.');var np=new WeakMap,ip={letterShapeStyle:"mf.letterShapeStyle = ...",horizontalSpacingScale:'Removed. Use `"thinmuskip"`, `"medmuskip"`, and `"thickmuskip"` registers ',macros:"mf.macros = ...",registers:"mf.registers = ...",backgroundColorMap:"mf.backgroundColorMap = ...",colorMap:"mf.colorMap = ...",enablePopover:"mf.popoverPolicy = ...",mathModeSpace:"mf.mathModeSpace = ...",placeholderSymbol:"mf.placeholderSymbol = ...",readOnly:"mf.readOnly = ...",removeExtraneousParentheses:"mf.removeExtraneousParentheses = ...",scriptDepth:"mf.scriptDepth = ...",smartFence:"mf.smartFence = ...",smartMode:"mf.smartMode = ...",smartSuperscript:"mf.smartSuperscript = ...",inlineShortcutTimeout:"mf.inlineShortcutTimeout = ...",inlineShortcuts:"mf.inlineShortcuts = ...",keybindings:"mf.keybindings = ...",virtualKeyboardMode:"mf.mathVirtualKeyboardPolicy = ...",customVirtualKeyboardLayers:"mathVirtualKeyboard.layers = ...",customVirtualKeyboards:"mathVirtualKeyboard.layouts = ...",keypressSound:"mathVirtualKeyboard.keypressSound = ...",keypressVibration:"mathVirtualKeyboard.keypressVibration = ...",plonkSound:"mathVirtualKeyboard.plonkSound = ...",virtualKeyboardContainer:"mathVirtualKeyboard.container = ...",virtualKeyboardLayout:"mathVirtualKeyboard.alphabeticLayout = ...",virtualKeyboardTheme:"No longer supported",virtualKeyboardToggleGlyph:"No longer supported",virtualKeyboardToolbar:"mathVirtualKeyboard.editToolbar = ...",virtualKeyboards:"Use `mathVirtualKeyboard.layouts`",speechEngine:"`MathfieldElement.speechEngine`",speechEngineRate:"`MathfieldElement.speechEngineRate`",speechEngineVoice:"`MathfieldElement.speechEngineVoice`",textToSpeechMarkup:"`MathfieldElement.textToSpeechMarkup`",textToSpeechRules:"`MathfieldElement.textToSpeechRules`",textToSpeechRulesOptions:"`MathfieldElement.textToSpeechRulesOptions`",readAloudHook:"`MathfieldElement.readAloudHook`",speakHook:"`MathfieldElement.speakHook`",computeEngine:"`MathfieldElement.computeEngine`",fontsDirectory:"`MathfieldElement.fontsDirectory`",soundsDirectory:"`MathfieldElement.soundsDirectory`",createHTML:"`MathfieldElement.createHTML`",onExport:"`MathfieldElement.onExport`",onInlineShortcut:"`MathfieldElement.onInlineShortcut`",onScrollIntoView:"`MathfieldElement.onScrollIntoView`",locale:"MathfieldElement.locale = ...",strings:"MathfieldElement.strings = ...",decimalSeparator:"MathfieldElement.decimalSeparator = ...",fractionNavigationOrder:"MathfieldElement.fractionNavigationOrder = ..."},rp=class e extends HTMLElement{static get formAssociated(){return lp()}static get optionsAttributes(){return{"default-mode":"string","letter-shape-style":"string","min-font-scale":"number","popover-policy":"string","math-mode-space":"string","read-only":"boolean","remove-extraneous-parentheses":"on/off","smart-fence":"on/off","smart-mode":"on/off","smart-superscript":"on/off","inline-shortcut-timeout":"string","script-depth":"string",placeholder:"string","virtual-keyboard-target-origin":"string","math-virtual-keyboard-policy":"string"}}static get observedAttributes(){return[...Object.keys(this.optionsAttributes),"contenteditable","disabled","readonly","read-only"]}static get fontsDirectory(){return this._fontsDirectory}static set fontsDirectory(e){e!==this._fontsDirectory&&(this._fontsDirectory=e,async function(){kc="not-loaded",Sc()}())}get fontsDirectory(){throw new Error("Use MathfieldElement.fontsDirectory instead")}set fontsDirectory(e){throw new Error("Use MathfieldElement.fontsDirectory instead")}static get soundsDirectory(){return this._soundsDirectory}static set soundsDirectory(e){this._soundsDirectory=e,this.audioBuffers={}}get soundsDirectory(){throw new Error("Use MathfieldElement.soundsDirectory instead")}set soundsDirectory(e){throw new Error("Use MathfieldElement.soundsDirectory instead")}static get keypressSound(){return this._keypressSound}static set keypressSound(e){var t,n,i;this.audioBuffers={},null===e?this._keypressSound={spacebar:null,return:null,delete:null,default:null}:"string"==typeof e?this._keypressSound={spacebar:e,return:e,delete:e,default:e}:"object"==typeof e&&"default"in e&&(this._keypressSound={spacebar:null!=(t=e.spacebar)?t:e.default,return:null!=(n=e.return)?n:e.default,delete:null!=(i=e.delete)?i:e.default,default:e.default})}static get plonkSound(){return this._plonkSound}static set plonkSound(e){this.audioBuffers={},this._plonkSound=e}static get audioContext(){return this._audioContext||(this._audioContext=new AudioContext),this._audioContext}static get speechEngine(){return this._speechEngine}static set speechEngine(e){this._speechEngine=e}static get speechEngineRate(){return this._speechEngineRate}static set speechEngineRate(e){this._speechEngineRate=e}static get speechEngineVoice(){return this._speechEngineVoice}static set speechEngineVoice(e){this._speechEngineVoice=e}static get textToSpeechMarkup(){return this._textToSpeechMarkup}static set textToSpeechMarkup(e){this._textToSpeechMarkup=e}static get textToSpeechRules(){return this._textToSpeechRules}static set textToSpeechRules(e){this._textToSpeechRules=e}static get textToSpeechRulesOptions(){return this._textToSpeechRulesOptions}static set textToSpeechRulesOptions(e){this._textToSpeechRulesOptions=e}static get locale(){return y.locale}static set locale(e){"auto"===e&&(e=navigator.language.slice(0,5)),y.locale=e}get locale(){throw new Error("Use MathfieldElement.locale instead")}set locale(e){throw new Error("Use MathfieldElement.locale instead")}static get strings(){return y.strings}static set strings(e){y.merge(e)}get strings(){throw new Error("Use MathfieldElement.strings instead")}set strings(e){throw new Error("Use MathfieldElement.strings instead")}static get decimalSeparator(){return this._decimalSeparator}static set decimalSeparator(e){this._decimalSeparator=e,this._computeEngine&&(this._computeEngine.latexOptions.decimalMarker=","===this.decimalSeparator?"{,}":".")}get decimalSeparator(){throw new Error("Use MathfieldElement.decimalSeparator instead")}set decimalSeparator(e){throw new Error("Use MathfieldElement.decimalSeparator instead")}static get computeEngine(){var e,t;if(void 0===this._computeEngine){const t=null==(e=window[Symbol.for("io.cortexjs.compute-engine")])?void 0:e.ComputeEngine;if(!t)return null;this._computeEngine=new t,this._computeEngine&&","===this.decimalSeparator&&(this._computeEngine.latexOptions.decimalMarker="{,}")}return null!=(t=this._computeEngine)?t:null}static set computeEngine(e){this._computeEngine=e}get computeEngine(){throw new Error("Use MathfieldElement.computeEngine instead")}set computeEngine(e){throw new Error("Use MathfieldElement.computeEngine instead")}static get isFunction(){return"function"!=typeof this._isFunction?()=>!1:this._isFunction}static set isFunction(e){this._isFunction=e}static async loadSound(e){delete this.audioBuffers[e];let t="";switch(e){case"keypress":t=this._keypressSound.default;break;case"return":t=this._keypressSound.return;break;case"spacebar":t=this._keypressSound.spacebar;break;case"delete":t=this._keypressSound.delete;break;case"plonk":t=this.plonkSound}if("string"!=typeof t)return;t=t.trim();const n=this.soundsDirectory;if(null!=n&&"null"!==n&&"none"!==t&&"null"!==t)try{const i=await fetch(await xc(`${n}/${t}`)),r=await i.arrayBuffer(),a=await this.audioContext.decodeAudioData(r);this.audioBuffers[e]=a}catch(e){}}static async playSound(e){if("suspended"!==this.audioContext.state&&"interrupted"!==this.audioContext.state||await this.audioContext.resume(),this.audioBuffers[e]||await this.loadSound(e),!this.audioBuffers[e])return;const t=this.audioContext.createBufferSource();t.buffer=this.audioBuffers[e];const n=this.audioContext.createGain();n.gain.value=.5,t.connect(n).connect(this.audioContext.destination),t.start()}constructor(e){if(super(),e){const t=[];for(const n of Object.keys(e))if(ip[n])if(ip[n].startsWith("mf."))if(ip[n].startsWith(`mf.${n}`))t.push(`Option \`${n}\` cannot be used as a constructor option. Use ${ip[n]}`);else{const e=ip[n].match(/([a-zA-Z]+) =/);t.push(`Option \`${n}\` has been renamed \`${e[1]}\``)}else t.push(`Option \`${n}\` cannot be used as a constructor option. Use ${ip[n]}`);if(t.length>0){console.group("%cMathLive 0.98.5: %cInvalid Options","color:#12b; font-size: 1.1rem","color:#db1111; font-size: 1.1rem"),console.warn("Some of the options passed to `new MathfieldElement(...)` are invalid. \n          See https://cortexjs.io/mathlive/changelog/ for details.");for(const e of t)console.warn(e);console.groupEnd()}}if(lp()&&(this._internals=this.attachInternals(),this._internals.role="math",this._internals.ariaLabel="math input field",this._internals.ariaMultiLine="false"),this.attachShadow({mode:"open",delegatesFocus:!0}),this.shadowRoot&&"adoptedStyleSheets"in this.shadowRoot){this.shadowRoot.adoptedStyleSheets=[ho("core"),ho("mathfield"),ho("mathfield-element"),ho("ui"),ho("menu")],this.shadowRoot.appendChild(document.createElement("span"));const e=document.createElement("slot");e.style.display="none",this.shadowRoot.appendChild(e)}else this.shadowRoot.innerHTML="<style>"+uo("core")+uo("mathfield")+uo("mathfield-element")+uo("ui")+uo("menu")+'</style><span></span><slot style="display:none"></slot>';e&&this._setOptions(e),this.shadowRoot.addEventListener("slotchange",(()=>{var e;const t=this.shadowRoot.querySelector("slot:not([name])");this.value=null!=(e=null==t?void 0:t.assignedNodes().map((e=>3===e.nodeType?e.textContent:"")).join("").trim())?e:""}))}showMenu(e){var t,n;return null!=(n=null==(t=this._mathfield)?void 0:t.showMenu(e))&&n}get mathVirtualKeyboard(){throw new Error("The `mathVirtualKeyboard` property is not available on the MathfieldElement. Use `window.mathVirtualKeyboard` instead.")}onPointerDown(){window.addEventListener("pointerup",(e=>{var t;e.target!==this||(null==(t=this._mathfield)?void 0:t.disabled)||this.dispatchEvent(new MouseEvent("click",{altKey:e.altKey,button:e.button,buttons:e.buttons,clientX:e.clientX,clientY:e.clientY,ctrlKey:e.ctrlKey,metaKey:e.metaKey,movementX:e.movementX,movementY:e.movementY,relatedTarget:e.relatedTarget,screenX:e.screenX,screenY:e.screenY,shiftKey:e.shiftKey}))}),{once:!0})}getPromptValue(e,t){var n,i;return null!=(i=null==(n=this._mathfield)?void 0:n.getPromptValue(e,t))?i:""}setPromptValue(e,t,n){var i;null==(i=this._mathfield)||i.setPromptValue(e,t,n)}getPromptRange(e){var t,n;return null!=(n=null==(t=this._mathfield)?void 0:t.getPromptRange(e))?n:null}getPrompts(e){var t,n;return null!=(n=null==(t=this._mathfield)?void 0:t.getPrompts(e))?n:[]}get form(){var e;return null==(e=this._internals)?void 0:e.form}get name(){var e;return null!=(e=this.getAttribute("name"))?e:""}get type(){return this.localName}get mode(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.model.mode)?t:"text"===this.defaultMode?"text":"math"}set mode(e){var t;null==(t=this._mathfield)||t.switchMode(e)}get expression(){if(this._mathfield)return window[Symbol.for("io.cortexjs.compute-engine")]?this._mathfield.expression:(console.error('MathLive 0.98.5: The CortexJS Compute Engine library is not available.\n        \n        Load the library, for example with:\n        \n        import "https://unpkg.com/@cortex-js/compute-engine?module"'),null)}set expression(t){var n,i;if(!this._mathfield)return;const r=null!=(i=null==(n=e.computeEngine)?void 0:n.box(t).latex)?i:null;null!==r&&this._mathfield.setValue(r),window[Symbol.for("io.cortexjs.compute-engine")]||console.error('MathLive 0.98.5: The CortexJS Compute Engine library is not available.\n        \n        Load the library, for example with:\n        \n        import "https://unpkg.com/@cortex-js/compute-engine?module"')}get errors(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.errors)?t:[]}_getOptions(e){return this._mathfield?du(this._mathfield.options,e):np.has(this)?u({},du(u(u({},hu()),uu(np.get(this).options)),e)):null}getOptions(e){return console.warn("%cMathLive 0.98.5: %cDeprecated Usage%c\n      `mf.getOptions()` is deprecated. Read the property directly on the mathfield instead.\n      See https://cortexjs.io/mathlive/changelog/ for details.","color:#12b; font-size: 1.1rem","color:#db1111; font-size: 1.1rem","color: inherit, font-size: 1rem"),this._mathfield?du(this._mathfield.options,e):np.has(this)?du(u(u({},hu()),uu(np.get(this).options)),e):null}reflectAttributes(){const t=hu(),n=this._getOptions();Object.keys(e.optionsAttributes).forEach((i=>{const r=sp(i);"on/off"===e.optionsAttributes[i]?t[r]!==n[r]?this.setAttribute(i,n[r]?"on":"off"):this.removeAttribute(i):t[r]!==n[r]&&("boolean"===e.optionsAttributes[i]?n[r]?this.setAttribute(i,""):this.removeAttribute(i):"string"!=typeof n[r]&&"number"!=typeof n[r]||this.setAttribute(i,n[r].toString()))}))}getOption(e){return console.warn("%cMathLive 0.98.5: %cDeprecated Usage%c\n      `mf.getOption()` is deprecated. Read the property directly on the mathfield instead.\n      See https://cortexjs.io/mathlive/changelog/ for details.","color:#12b; font-size: 1.1rem","color:#db1111; font-size: 1.1rem","color: inherit, font-size: 1rem"),this._getOptions([e])[e]}_getOption(e){return this._getOptions([e])[e]}_setOptions(e){if(this._mathfield)this._mathfield.setOptions(e);else if(np.has(this)){const t=u(u({},np.get(this).options),e);np.set(this,d(u({},np.get(this)),{selection:{ranges:t.readOnly?[[0,0]]:[[0,-1]]},options:t}))}else np.set(this,{value:void 0,selection:{ranges:[[0,0]]},options:e,menuItems:void 0});this.reflectAttributes()}setOptions(e){console.group("%cMathLive 0.98.5: %cDeprecated Usage","color:#12b; font-size: 1.1rem","color:#db1111; font-size: 1.1rem"),console.warn(" `mf.setOptions()` is deprecated. 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n=op(this);np.set(this,{value:e,selection:{ranges:[[-1,-1]],direction:"forward"},options:n,menuItems:void 0})}hasFocus(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.hasFocus())&&t}focus(){var e;null==(e=this._mathfield)||e.focus()}blur(){var e;null==(e=this._mathfield)||e.blur()}select(){var e;null==(e=this._mathfield)||e.select()}insert(e,t){var n,i;return null!=(i=null==(n=this._mathfield)?void 0:n.insert(e,t))&&i}applyStyle(e,t){var n;return null==(n=this._mathfield)?void 0:n.applyStyle(e,t)}queryStyle(e){var t,n;return null!=(n=null==(t=this._mathfield)?void 0:t.queryStyle(e))?n:"none"}get caretPoint(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.getCaretPoint())?t:null}set caretPoint(e){var t;e&&(null==(t=this._mathfield)||t.setCaretPoint(e.x,e.y))}setCaretPoint(e,t){var n,i;return null!=(i=null==(n=this._mathfield)?void 0:n.setCaretPoint(e,t))&&i}offsetFromPoint(e,t,n){return this._mathfield?pd(this._mathfield,e,t,n):-1}hitboxFromOffset(e){if(!this._mathfield)return null;const t=this._mathfield.model.at(e);if(!t)return null;const n=ro(this._mathfield,t);return n?new DOMRect(n.left,n.top,n.right-n.left,n.bottom-n.top):null}resetUndo(){var e;null==(e=this._mathfield)||e.resetUndo()}canUndo(){return!!this._mathfield&&this._mathfield.canUndo()}canRedo(){return!!this._mathfield&&this._mathfield.canRedo()}handleEvent(e){var t,n,i,r;"closed"===Ql.state&&"closed"===(null==(n=null==(t=this._mathfield)?void 0:t.menu)?void 0:n.state)&&("pointerdown"===e.type&&this.onPointerDown(),"focus"===e.type&&(null==(i=this._mathfield)||i.focus()),"blur"===e.type&&(null==(r=this._mathfield)||r.blur()))}connectedCallback(){var t,n,i,r;const a=window.getComputedStyle(this),s=this.shadowRoot,o="none"!==a.userSelect;if(o)s.host.addEventListener("pointerdown",this,!0);else{s.querySelector("span").style.pointerEvents="none"}s.host.addEventListener("focus",this,!0),s.host.addEventListener("blur",this,!0),lp()||(this.hasAttribute("role")||this.setAttribute("role","math"),this.hasAttribute("aria-label")||this.setAttribute("aria-label","math input field"),this.setAttribute("aria-multiline","false")),o&&!this.hasAttribute("contenteditable")&&this.setAttribute("contenteditable","true"),this.hasAttribute("tabindex")||this.setAttribute("tabindex","0");const l=s.querySelector("slot:not([name])");if(l)try{this._style=l.assignedElements().filter((e=>"style"===e.tagName.toLowerCase())).map((e=>e.textContent)).join("")}catch(e){console.error(e)}if(this._style){const e=document.createElement("style");e.textContent=this._style,s.appendChild(e)}let c="";if(c=this.hasAttribute("value")?this.getAttribute("value"):null!=(t=null==l?void 0:l.assignedNodes().map((e=>3===e.nodeType?e.textContent:"")).join("").trim())?t:"",this._mathfield=new class{constructor(e,t){var n,i,r;this.focusBlurInProgress=!1,this.options=u(d(u({},hu()),{macros:ie(),registers:Es()}),uu(t)),this.eventController=new AbortController;const a=this.eventController.signal;t.eventSink&&(this.host=t.eventSink),this.element=e,e.mathfield=this,this.blurred=!0,this.keystrokeCaptionVisible=!1,this.suggestionIndex=0,this.inlineShortcutBuffer=[],this.inlineShortcutBufferFlushTimer=0,this.defaultStyle={},this.adoptStyle="left","inline-math"===this.options.defaultMode?this.element.classList.add("ML__is-inline"):this.element.classList.remove("ML__is-inline"),this.dirty=!1;let s=null!=(i=null!=(n=t.value)?n:this.element.textContent)?i:"";s=s.trim();const o=pu(this.options),l=new Ds({type:"root",mode:o,body:Qo(s,{context:this.context})});this.model=new class{constructor(e,t,n){this.mathfield=e,this.mode=t,this.silenceNotifications=!1,this._selection={ranges:[[0,0]],direction:"none"},this._anchor=0,this._position=0,this.root=n}dispose(){this.mathfield=void 0}getState(){const e={ranges:[...this._selection.ranges]};return this.selection.direction&&"none"!==this.selection.direction&&(e.direction=this.selection.direction),{content:this.root.toJson(),selection:e,mode:this.mode}}setState(e,t){var n;const i=this.silenceNotifications;this.silenceNotifications=null==(n=null==t?void 0:t.silenceNotifications)||n;let r={};if("undo"===(null==t?void 0:t.type)&&(r={inputType:"historyUndo"}),"redo"===(null==t?void 0:t.type)&&(r={inputType:"historyRedo"}),this.contentWillChange(r)){const t=this.silenceNotifications;this.silenceNotifications=!0,this.mode=e.mode,this.root=Cl(e.content),this.selection=e.selection,this.silenceNotifications=t,this.contentDidChange(r)}this.silenceNotifications=i}get atoms(){return this.root.children}get selection(){return this._selection}set selection(e){this.setSelection(e)}setSelection(e,t){return!(!this.mathfield.contentEditable&&"none"===this.mathfield.userSelect)&&this.deferNotifications({selection:!0},(()=>{var n,i,r;const a=this.normalizeSelection(e,t);if(void 0===a)throw new TypeError("Invalid selection");if(1===a.ranges.length&&a.ranges[0][0]===a.ranges[0][1]){const e=a.ranges[0][0];return this.mathfield.dirty||(null==(n=this.at(e))?void 0:n.parentPrompt)||!this.mathfield.hasEditablePrompts?(this._anchor=e,this._position=e,void(this._selection=a)):(null==(i=this.at(e-1))?void 0:i.parentPrompt)?(this._anchor=this.normalizeOffset(e-1),this._position=this._anchor,void(this._selection=this.normalizeSelection(this._anchor))):(null==(r=this.at(e+1))?void 0:r.parentPrompt)?(this._anchor=this.normalizeOffset(e+1),this._position=this._anchor,void(this._selection=this.normalizeSelection(this._anchor))):(this._anchor=0,this._position=0,void(this._selection={ranges:[[0,0]]}))}const s=Ns(a);"backward"===a.direction?[this._position,this._anchor]=s:[this._anchor,this._position]=s;const o=this.at(s[0]+1),l=this.at(s[1]),c=Ds.commonAncestor(o,l);"array"===(null==c?void 0:c.type)&&o.parent===c&&l.parent,this._selection={ranges:[s],direction:a.direction},console.assert(this._position>=0&&this._position<=this.lastOffset)}))}setPositionHandlingPlaceholder(e){var t;const n=this.at(e);"placeholder"===(null==n?void 0:n.type)?this.setSelection(e-1,e):"placeholder"===(null==(t=null==n?void 0:n.rightSibling)?void 0:t.type)?this.setSelection(e,e+1):this.position=e,n instanceof ul&&n.isSuggestion&&(n.isSuggestion=!1),this.mathfield.stopCoalescingUndo()}get position(){return this._position}set position(e){this.setSelection(e,e)}get anchor(){return this._anchor}get selectionIsCollapsed(){return this._anchor===this._position}get selectionIsPlaceholder(){return 1===Math.abs(this._anchor-this._position)&&"placeholder"===this.at(Math.max(this._anchor,this._position)).type}collapseSelection(e="forward"){return this._anchor!==this._position&&(this.position="backward"===e?Math.min(this._anchor,this._position):Math.max(this._anchor,this._position),!0)}get lastOffset(){return this.atoms.length-1}at(e){return this.atoms[e]}offsetOf(e){return this.atoms.indexOf(e)}getSiblingsRange(e){const t=this.at(e),{parent:n}=t;if(!n)return[0,this.lastOffset];const i=t.parent.branch(t.parentBranch);return[this.offsetOf(i[0]),this.offsetOf(i[i.length-1])]}getBranchRange(e,t){const n=this.at(e).branch(t);return[this.offsetOf(n[0]),this.offsetOf(n[n.length-1])]}getAtoms(e,t,n){let i,r,a=null!=n?n:{};if(Fs(e)){if(a=null!=t?t:{},e.ranges.length>1)return e.ranges.reduce(((e,t)=>[...e,...this.getAtoms(t,a)]),[]);e=e.ranges[0]}if(Bs(e)){if(i=e,!Bs(t))return[];r=t}else[i,r]=e,a=null!=t?t:{};if(!Number.isFinite(i))return[];void 0===a.includeChildren&&(a.includeChildren=!1),i<0&&(i=this.lastOffset-i+1),r<0&&(r=this.lastOffset-r+1);const s=Math.min(i,r)+1,o=Math.max(i,r);if(!a.includeChildren&&1===s&&o===this.lastOffset)return[this.root];let l=[];for(let e=s;e<=o;e++){const t=this.atoms[e];Zh(this,t,s,o)&&l.push(t)}return a.includeChildren||(l=l.filter((e=>{let t=!1,{parent:n}=e;for(;n&&!t;)t=Zh(this,n,s,o),n=n.parent;return!t}))),l}getAllAtoms(e=0){const t=[],n=this.lastOffset;for(let i=e;i<=n;i++)t.push(this.atoms[i]);for(let n=0;n<e;n++)t.push(this.atoms[n]);return t}findAtom(e,t=0,n="forward"){let i;const r=this.lastOffset;if("forward"!==n){for(let n=t;n>=0;n--)if(i=this.atoms[n],e(i))return i;for(let n=r;n>t;n--)if(i=this.atoms[n],e(i))return i}else{for(let n=t;n<=r;n++)if(i=this.atoms[n],e(i))return i;for(let n=0;n<t;n++)if(i=this.atoms[n],e(i))return i}}extractAtoms(e){let t=this.getAtoms(e);if(1===t.length&&!t[0].parent){if("root"!==t[0].type)return t=this.root.cells.flat(),this.root=new Ds({type:"root",body:[]}),t;t=[...t[0].body],t.shift()}for(const e of t)e.parent.removeChild(e);return t}deleteAtoms(e){this.extractAtoms(e),this.position=e[0]}atomToString(e,t){const n=null!=t?t:"latex";if(n.startsWith("latex"))return Ds.serialize([e],{expandMacro:"latex-expanded"===n,skipStyles:"latex-unstyled"===n,skipPlaceholders:"latex-without-placeholders"===n,defaultMode:this.mathfield.options.defaultMode});if("math-ml"===n)return oh(e);if("spoken"===n)return gh(e);if("spoken-text"===n){const t=window.MathfieldElement.textToSpeechMarkup;window.MathfieldElement.textToSpeechMarkup="";const n=gh(e);return window.MathfieldElement.textToSpeechMarkup=t,n}if("spoken-ssml"===n||"spoken-ssml-with-highlighting"===n){const t=window.MathfieldElement.textToSpeechMarkup;window.MathfieldElement.textToSpeechMarkup="ssml";const n=gh(e);return window.MathfieldElement.textToSpeechMarkup=t,n}return"ascii-math"===n?yh(e):(console.error(`MathLive 0.98.5: Unexpected format "${n}`),"")}getValue(e,t,n){if(void 0===e)return this.atomToString(this.root,"latex");if("string"==typeof e&&"math-json"!==e)return this.atomToString(this.root,e);let i,r;if(Bs(e)&&Bs(t)?(i=[this.normalizeRange([e,t])],r=n):$s(e)?(i=[this.normalizeRange(e)],r=t):Fs(e)?(i=e.ranges,r=t):(i=[this.normalizeRange([0,-1])],r=e),null!=r||(r="latex"),"math-json"===r){if(!window.MathfieldElement.computeEngine)return window[Symbol.for("io.cortexjs.compute-engine")]||console.error('The CortexJS Compute Engine library is not available.\nLoad the library, for example with:\nimport "https://unpkg.com/@cortex-js/compute-engine?module"'),'["Error", "compute-engine-not-available"]';const e=this.getValue({ranges:i},"latex-unstyled");try{const t=window.MathfieldElement.computeEngine.parse(e);return JSON.stringify(t.json)}catch(e){return JSON.stringify(["Error",`'${e.toString()}'`])}}if(r.startsWith("latex")){const e={expandMacro:"latex-expanded"===r,skipStyles:"latex-unstyled"===r,skipPlaceholders:"latex-without-placeholders"===r,defaultMode:this.mathfield.options.defaultMode};return Xa(i.map((t=>Ds.serialize(this.getAtoms(t),e))))}return i.map((e=>this.getAtoms(e).map((e=>this.atomToString(e,r))).join(""))).join("")}extendSelectionTo(e,t){return!(!this.mathfield.contentEditable&&"none"===this.mathfield.userSelect)&&this.deferNotifications({selection:!0},(()=>{const n=this.normalizeRange([e,t]);let[i,r]=n,{parent:a}=this.at(r);if(a&&("genfrac"===a.type||"subsup"===a.type))for(;a!==this.root&&Wh(this,a,[i,r]);)r=this.offsetOf(a),a=a.parent;for(a=this.at(i).parent;a!==this.root&&Wh(this,a,[i,r]);)i=this.offsetOf(a.leftSibling),a=a.parent;if(a=this.at(r).parent,"genfrac"===(null==a?void 0:a.type))for(;a!==this.root&&Wh(this,a,[i,r]);)r=this.offsetOf(a),console.assert(r>=0),a=a.parent;this._position=this.normalizeOffset(t),this._selection={ranges:[[i,r]],direction:"none"}}))}announce(e,t,n=[]){var i,r;(null==(r=null==(i=this.mathfield.host)?void 0:i.dispatchEvent(new CustomEvent("announce",{detail:{command:e,previousPosition:t,atoms:n},cancelable:!0,bubbles:!0,composed:!0})))||r)&&Gh(this.mathfield,e,t,n)}deferNotifications(e,t){const n=this._selection,i=this._anchor,r=this._position,a=this.silenceNotifications;this.silenceNotifications=!0;const s=this.root.changeCounter;t();const o=this.root.changeCounter!==s,l=i!==this._anchor||r!==this._position||"different"===function(e,t){if(e.direction===t.direction){const n=e.ranges.length;if(t.ranges.length===n){let i=0;for(;i<n&&"equal"===Os(e.ranges[i],t.ranges[i]);)i++;return i===n?"equal":"different"}}return"different"}(this._selection,n);return this.silenceNotifications=a,e.content&&o&&this.contentDidChange({inputType:e.type}),e.selection&&l&&this.selectionDidChange(),o||l}normalizeOffset(e){return e>0?e=Math.min(e,this.lastOffset):e<0&&(e=this.lastOffset+e+1),e}normalizeRange(e){let[t,n]=e;return t=this.normalizeOffset(t),n=this.normalizeOffset(n),t<n?[t,n]:[n,t]}normalizeSelection(e,t){var n;let i;if(Bs(e)){const n=this.normalizeOffset(e);if(Bs(t)){const e=this.normalizeOffset(t);i=n<=e?{ranges:[[n,e]],direction:"none"}:{ranges:[[e,n]],direction:"backward"}}else i={ranges:[[n,n]],direction:"none"}}else if($s(e)){const t=this.normalizeOffset(e[0]),n=this.normalizeOffset(e[1]);i=t<=n?{ranges:[[t,n]],direction:"none"}:{ranges:[[n,t]],direction:"backward"}}else Fs(e)&&(i={ranges:e.ranges.map((e=>this.normalizeRange(e))),direction:null!=(n=e.direction)?n:"none"});return console.assert(void 0!==i),i}get parentEnvironment(){let e=this.at(this.position).parent;if(e){for(;e.parent&&"array"!==e.type;)e=e.parent;if("array"===e.type)return e}}get cell(){var e;let t=this.at(this.position);if(t){for(;t&&"array"!==(null==(e=t.parent)?void 0:e.type);)t=t.parent;if((null==t?void 0:t.parent)&&"array"===t.parent.type)return t.parentBranch}}contentWillChange(e={}){if(this.silenceNotifications||!this.mathfield)return!0;const t=this.silenceNotifications;this.silenceNotifications=!0;const n=this.mathfield.onContentWillChange(e);return this.silenceNotifications=t,n}contentDidChange(e){var t;if(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this.mathfield)),this.silenceNotifications||!this.mathfield.host||!this.mathfield)return;const n=this.silenceNotifications;this.silenceNotifications=!0,this.mathfield.host.dispatchEvent(new InputEvent("input",d(u({},e),{data:e.data?e.data:null!=(t=e.inputType)?t:"",bubbles:!0,composed:!0}))),this.silenceNotifications=n}selectionDidChange(){if(!this.mathfield)return;if(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this.mathfield)),this.silenceNotifications)return;const e=this.silenceNotifications;this.silenceNotifications=!0,this.mathfield.onSelectionDidChange(),this.silenceNotifications=e}}(this,o,l),this.undoManager=new Mu(this.model);const c=[];if(c.push("<span contenteditable=true aria-multiline=false part=keyboard-sink class=ML__keyboard-sink autocapitalize=off autocomplete=off autocorrect=off spellcheck=false inputmode=none tabindex=0></span>"),c.push('<span part=container class=ML__container aria-hidden=true  style="visibility:hidden">'),c.push("<span part=content class=ML__content>"),c.push(Tc(this)),c.push("</span>"),window.mathVirtualKeyboard&&(c.push(`<div part=virtual-keyboard-toggle class=ML__virtual-keyboard-toggle role=button ${this.hasEditableContent?"":'style="display:none;"'} data-l10n-tooltip="tooltip.toggle virtual keyboard">`),c.push(Jh),c.push("</div>")),c.push('<div part=menu-toggle class=ML__menu-toggle role=button data-l10n-tooltip="tooltip.menu">'),c.push(Qh),c.push("</div>"),c.push("</span>"),c.push("<span class=ML__sr-only>"),c.push("<span role=status aria-live=assertive aria-atomic=true></span>"),c.push("</span>"),this.element.innerHTML=window.MathfieldElement.createHTML(c.join("")),!this.element.children)return void console.error("%cMathLive 0.98.5: Something went wrong and the mathfield could not be created.%c\nIf you are using Vue, this may be because you are using the runtime-only build of Vue. Make sure to include `runtimeCompiler: true` in your Vue configuration. There may a warning from Vue in the log above.","color:red;font-family:system-ui;font-size:1.2rem;font-weight:bold","color:inherit;font-family:system-ui;font-size:inherit;font-weight:inherit");this._l10Subscription=y.subscribe((()=>y.update(this.element))),y.update(this.element),this.field=this.element.querySelector("[part=content]"),this.field.addEventListener("click",(e=>e.stopImmediatePropagation()),{capture:!1,signal:a}),this.field.addEventListener("wheel",this,{passive:!1,signal:a}),"PointerEvent"in window?this.field.addEventListener("pointerdown",this,{signal:a}):this.field.addEventListener("mousedown",this,{signal:a}),null==(r=this.element.querySelector("[part=virtual-keyboard-toggle]"))||r.addEventListener("click",(()=>{window.mathVirtualKeyboard.visible?window.mathVirtualKeyboard.hide():(window.mathVirtualKeyboard.show({animate:!0}),window.mathVirtualKeyboard.update(bd(this)))}),{signal:a}),this._menu=new jd(zh(this),{host:this.host}),this.field.addEventListener("contextmenu",this,{signal:a});const h=this.element.querySelector("[part=menu-toggle]");var p;null==h||h.addEventListener("pointerdown",(e=>{if(e.currentTarget!==h)return;if("closed"!==this._menu.state)return;this.element.classList.add("tracking");const t=h.getBoundingClientRect();this._menu.modifiers=Wl(e),this._menu.show({target:h,location:{x:t.left,y:t.bottom},onDismiss:()=>this.element.classList.remove("tracking")}),e.preventDefault(),e.stopPropagation()}),{signal:a}),(this.model.atoms.length<=1||this.disabled||this.readOnly&&!this.hasEditableContent||"none"===this.userSelect)&&(h.style.display="none"),this.ariaLiveText=this.element.querySelector("[role=status]"),this.keyboardDelegate=function(e,t,n){let i=null,r=null,a=!1,s=!1,o=!1;const l=new AbortController,c=l.signal;return e.addEventListener("keydown",(t=>{a||"Process"===t.key||"CapsLock"===t.code||/(Control|Meta|Alt|Shift)(Left|Right)/.test(t.code)?i=null:(i=t,r=null,n.onKeystroke(t)?e.textContent="":i=null)}),{capture:!0,signal:c}),e.addEventListener("keypress",(e=>{a||(i&&r&&n.onKeystroke(i),r=e)}),{capture:!0,signal:c}),e.addEventListener("compositionstart",(t=>{e.textContent="",a=!0,n.onCompositionStart(t.data)}),{capture:!0,signal:c}),e.addEventListener("compositionupdate",(e=>{a&&n.onCompositionUpdate(e.data)}),{capture:!0,signal:c}),e.addEventListener("compositionend",(t=>{e.textContent="",a&&(a=!1,n.onCompositionEnd(t.data))}),{capture:!0,signal:c}),e.addEventListener("beforeinput",(e=>e.stopImmediatePropagation()),{signal:c}),e.addEventListener("input",(t=>{var i;if(!a&&(e.textContent="","insertCompositionText"!==t.inputType)){if("insertFromPaste"===t.inputType)return t.preventDefault(),void t.stopPropagation();n.onInput(null!=(i=t.data)?i:""),t.preventDefault(),t.stopPropagation()}}),{signal:c}),e.addEventListener("paste",(t=>{e.focus({preventScroll:!0}),e.textContent="",n.onPaste(t)||t.preventDefault(),t.stopImmediatePropagation()}),{signal:c}),e.addEventListener("cut",(e=>n.onCut(e)),{capture:!0,signal:c}),e.addEventListener("copy",(e=>n.onCopy(e)),{capture:!0,signal:c}),e.addEventListener("blur",(a=>{var l,c;if((null==(c=null==(l=a.relatedTarget)?void 0:l._mathfield)?void 0:c.element)===t)return e.focus({preventScroll:!0}),a.preventDefault(),void a.stopPropagation();const u=Ql.state;return"open"===u||"opening"===u||a.relatedTarget===a.target.getRootNode().host?(a.preventDefault(),void a.stopPropagation()):void(o||s||(o=!0,i=null,r=null,n.onBlur(),o=!1))}),{capture:!0,signal:c}),e.addEventListener("focus",(e=>{o||s||(s=!0,n.onFocus(),s=!1)}),{capture:!0,signal:c}),{dispose:()=>l.abort(),cancelComposition:()=>{a&&(e.blur(),requestAnimationFrame((()=>e.focus({preventScroll:!0}))))},blur:()=>{"function"==typeof e.blur&&e.blur()},focus:()=>{s||"function"!=typeof e.focus||e.focus({preventScroll:!0})},hasFocus:()=>Jl()===e,setAriaLabel:t=>e.setAttribute("aria-label",t),setValue:t=>{var n;e.textContent=t,e.style.left="-1000px",null==(n=window.getSelection())||n.selectAllChildren(e)},moveTo:(t,n)=>{e.style.top=`${n}px`,e.style.left=`${t}px`}}}(this.element.querySelector(".ML__keyboard-sink"),this.element,this),window.addEventListener("resize",this,{signal:a}),document.addEventListener("scroll",this,{signal:a}),this.resizeObserver=new ResizeObserver((()=>Cc(this))),this.resizeObserver.observe(this.field),window.mathVirtualKeyboard.addEventListener("virtual-keyboard-toggle",this,{signal:a}),Kl&&!y.locale.startsWith(Kl.locale)&&(p=y.locale,Kl=jl.find((e=>p.startsWith(e.locale)))),"ready"!==kc&&document.fonts.ready.then((()=>Mc(this))),e.querySelector("[part=container]").style.removeProperty("visibility"),this.undoManager.startRecording(),this.undoManager.snapshot("set-value")}get defaultStyle(){return this._defaultStyle}set defaultStyle(e){this._defaultStyle=e}get effectiveStyle(){if("none"===this.adoptStyle)return this.defaultStyle;const e=this.model.at(this.model.position),t="right"===this.adoptStyle?e.rightSibling:e;if(!t)return this.defaultStyle;if("group"===t.type){const e=t.branch("body");return!e||e.length<2?{}:"right"===this.adoptStyle?e[1].computedStyle:e[e.length-1].computedStyle}return t.computedStyle}connectToVirtualKeyboard(){this.connectedToVirtualKeyboard||(this.connectedToVirtualKeyboard=!0,window.addEventListener("message",this,{signal:this.eventController.signal}),window.mathVirtualKeyboard.connect(),window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this)),Md(this))}disconnectFromVirtualKeyboard(){this.connectedToVirtualKeyboard&&(window.removeEventListener("message",this),window.mathVirtualKeyboard.disconnect(),this.connectedToVirtualKeyboard=!1,Ad())}showMenu(e){var t,n;const i=null!=(n=null!=(t=null==e?void 0:e.location)?t:eo(this.field))?n:void 0,r=null==e?void 0:e.modifiers,a=this.element.querySelector("[part=container]");return this._menu.show({target:a,location:i,modifiers:r})}get colorMap(){return e=>{var t,n,i;return null!=(i=null==(n=(t=this.options).colorMap)?void 0:n.call(t,e))?i:T(e)}}get backgroundColorMap(){return e=>{var t,n,i,r,a,s;return null!=(s=null!=(a=null==(n=(t=this.options).backgroundColorMap)?void 0:n.call(t,e))?a:null==(r=(i=this.options).colorMap)?void 0:r.call(i,e))?s:A(e)}}get smartFence(){var e;return null!=(e=this.options.smartFence)&&e}get readOnly(){var e;return null!=(e=this.options.readOnly)&&e}get disabled(){var e,t;return null!=(t=null==(e=this.host)?void 0:e.disabled)&&t}get contentEditable(){return!!this.host&&"false"!==this.host.getAttribute("contenteditable")}get userSelect(){if(!this.host)return"";const e=getComputedStyle(this.host);return e.getPropertyValue("user-select")||e.getPropertyValue("-webkit-user-select")}get hasEditableContent(){return!(this.disabled||!this.contentEditable)&&(!this.readOnly||this.hasEditablePrompts)}get hasEditablePrompts(){return this.readOnly&&!this.disabled&&this.contentEditable&&void 0!==this.model.findAtom((e=>"prompt"===e.type&&!e.locked))}get isSelectionEditable(){if(this.disabled||!this.contentEditable)return!1;if(!this.readOnly)return!0;const e=this.model.at(this.model.anchor),t=this.model.at(this.model.position),n=Ds.commonAncestor(e,t);return!("prompt"!==(null==n?void 0:n.type)&&!(null==n?void 0:n.parentPrompt))}get letterShapeStyle(){var e;return null!=(e=this.options.letterShapeStyle)?e:"tex"}get minFontScale(){return this.options.minFontScale}get selectionStyle(){if(this.model.selectionIsCollapsed)return this.effectiveStyle;const e=this.model.getAtoms(this.model.selection);if(0===e.length)return{};const t=u({},e[0].style);for(const n of e)for(const[e,i]of Object.entries(n.style))t[e]!==i&&delete t[e];return t}queryStyle(e){const t=nd(this,e);"verbatimColor"in t&&delete t.verbatimColor,"verbatimBackgroundColor"in t&&delete t.verbatimBackgroundColor;const n=Object.keys(t).length;if(0===n)return"all";if(n>1){for(const e of Object.keys(t)){const n=this.queryStyle({[e]:t[e]});if("none"===n)return"none";if("some"===n)return"some"}return"all"}const i=Object.keys(t)[0],r=t[i];if(this.model.selectionIsCollapsed)return this.effectiveStyle[i]===r?"all":"none";const a=this.model.getAtoms(this.model.selection,{includeChildren:!0});let s=a.length;if(0===s)return"none";let o=0;for(const e of a)"first"!==e.type?e.style[i]===r&&(o+=1):s-=1;return 0===o?"none":o===s?"all":"some"}get keybindings(){var e,t;if(this._keybindings)return this._keybindings;const[n,i]=function(e,t){const n=[],i=[];for(const r of e)try{const e=rc(r,t);if(!e)continue;const n=i.find((t=>t.key===e.key&&t.ifMode===e.ifMode));if(n)throw new Error(`Ambiguous key binding ${r.key} (${ac(r.command)}) matches ${n.key} (${ac(n.command)}) with the ${t.displayName} keyboard layout`);i.push(e)}catch(e){e instanceof Error&&n.push(e.message)}return[i,n]}(this.options.keybindings,null!=(e=Vl())?e:function(){switch(ql()){case"apple":return Nl;case"windows":return Bl;case"linux":return $l}return Nl}());return(null==(t=Vl())?void 0:t.score)>0&&(this._keybindings=n,i.length>0&&console.error("MathLive 0.98.5: Invalid keybindings for current keyboard layout",i)),n}get menu(){return this._menu}setOptions(e){var t;this.options=u(u({},this.options),uu(e)),this._keybindings=void 0,"inline-math"===this.options.defaultMode?this.element.classList.add("ML__is-inline"):this.element.classList.remove("ML__is-inline");let n=this.options.defaultMode;"inline-math"===n&&(n="math"),(null==(t=this.model.root.firstChild)?void 0:t.mode)!==n&&(this.model.root.firstChild.mode=n),this.options.readOnly&&this.hasFocus()&&window.mathVirtualKeyboard.visible&&this.executeCommand("hideVirtualKeyboard");const i=Ds.serialize([this.model.root],{expandMacro:!1,defaultMode:this.options.defaultMode});("macros"in e||this.model.getValue()!==i)&&Ys.insert(this.model,i,{insertionMode:"replaceAll",selectionMode:"after",format:"latex",silenceNotifications:!0,mode:"math"}),("value"in e||"macros"in e||"registers"in e||"colorMap"in e||"backgroundColorMap"in e||"letterShapeStyle"in e||"minFontScale"in e||"readOnly"in e||"placeholderSymbol"in e)&&Cc(this)}getOptions(e){return du(this.options,e)}getOption(e){return du(this.options,e)}async handleEvent(e){var t;if(Qs(this))if(Oc(e)){if(!so(e.origin,null!=(t=this.options.originValidator)?t:"none"))throw new DOMException(`Message from unknown origin (${e.origin}) cannot be handled`,"SecurityError");const{action:n}=e.data;if("execute-command"===n){const t=e.data.command;if("virtual-keyboard"===Rc(t))return;this.executeCommand(t)}else"update-state"===n||("focus"===n?this.focus({preventScroll:!0}):"blur"===n&&this.blur())}else switch(e.type){case"focus":this.onFocus();break;case"blur":this.onBlur();break;case"mousedown":"none"!==this.userSelect&&cd(this,e);break;case"pointerdown":"none"!==this.userSelect&&(cd(this,e),!1===e.shiftKey&&await Gd(e,this.element.querySelector("[part=container]"),this._menu)&&od.stop());break;case"contextmenu":"none"!==this.userSelect&&!1===e.shiftKey&&await Gd(e,this.element.querySelector("[part=container]"),this._menu)&&od.stop();break;case"virtual-keyboard-toggle":this.hasFocus()&&Md(this);break;case"resize":case"scroll":this.geometryChangeTimer&&cancelAnimationFrame(this.geometryChangeTimer),this.geometryChangeTimer=requestAnimationFrame((()=>Qs(this)&&this.onGeometryChange()));break;case"wheel":this.onWheel(e);break;default:console.warn("Unexpected event type",e.type)}}dispose(){Qs(this)&&(y.unsubscribe(this._l10Subscription),this.keyboardDelegate.dispose(),this.keyboardDelegate=void 0,this.eventController.abort(),this.eventController=void 0,this.resizeObserver.disconnect(),window.mathVirtualKeyboard.removeEventListener("virtual-keyboard-toggle",this),this.disconnectFromVirtualKeyboard(),this.model.dispose(),delete this.element.mathfield,this.element=void 0,this.host=void 0,this.field=void 0,this.ariaLiveText=void 0,document.getElementById("mathlive-keystroke-caption-panel")&&(pc("mathlive-keystroke-caption-panel"),fo("core"),fo("keystroke-caption")),document.getElementById("mathlive-suggestion-popover")&&(pc("mathlive-suggestion-popover"),fo("suggestion-popover"),fo("core")),document.getElementById("mathlive-environment-popover")&&(pc("mathlive-environment-popover"),fo("environment-popover"),fo("core")))}flushInlineShortcutBuffer(e){if(null!=e||(e={defer:!1}),!e.defer)return this.inlineShortcutBuffer=[],clearTimeout(this.inlineShortcutBufferFlushTimer),void(this.inlineShortcutBufferFlushTimer=0);this.options.inlineShortcutTimeout>0&&(clearTimeout(this.inlineShortcutBufferFlushTimer),this.inlineShortcutBufferFlushTimer=setTimeout((()=>this.flushInlineShortcutBuffer()),this.options.inlineShortcutTimeout))}executeCommand(e){return"virtual-keyboard"===Rc(e)?(this.focus({preventScroll:!0}),window.mathVirtualKeyboard.executeCommand(e),requestAnimationFrame((()=>window.mathVirtualKeyboard.update(bd(this)))),!1):function(e,t){var n;if(!t)return!1;let i,r=[],a=!1,s=!1;f(t)?(i=t[0],r=t.slice(1)):i=t,i=i.replace(/-\w/g,(e=>e[1].toUpperCase()));const o=Lc[i],l=null==o?void 0:o.target;if("model"===l){if(!e.isSelectionEditable&&(null==o?void 0:o.changeContent))return e.model.announce("plonk"),!1;/^(delete|add)/.test(i)&&("deleteBackward"!==i&&e.flushInlineShortcutBuffer(),e.snapshot(i)),/^complete/.test(i)||lc(e),Lc[i].fn(e.model,...r),cc(e),s=!0,a=!0}else if("virtual-keyboard"===l)s=null!=(n=window.mathVirtualKeyboard.executeCommand(t))&&n,a=!0;else{if(!Lc[i])throw new Error(`Unknown command "${i}"`);if(!e.isSelectionEditable&&(null==o?void 0:o.changeContent))return e.model.announce("plonk"),!1;/^(undo|redo)/.test(i)&&e.flushInlineShortcutBuffer(),s=Lc[i].fn(e,...r),a=!0}return"virtual-keyboard"!==l&&(!e.model.selectionIsCollapsed||(null==o?void 0:o.changeSelection)&&"deleteBackward"!==t)&&(e.flushInlineShortcutBuffer(),(null==o?void 0:o.changeContent)||e.stopCoalescingUndo(),e.defaultStyle={}),s&&Cc(e),a}(this,e)}get errors(){return el(this.model.getValue(),{context:this.context})}getValue(e,t,n){return this.model.getValue(e,t,n)}setValue(e,t){var n;void 0===(t=null!=t?t:{mode:"math"}).insertionMode&&(t.insertionMode="replaceAll"),void 0!==t.format&&"auto"!==t.format||(t.format="latex"),void 0!==t.mode&&"auto"!==t.mode||(t.mode=null!=(n=function(e,t){const n=e.at(t);let i;if(n){i=n.mode;let e=n.parent;for(;!i&&e;)e&&(i=e.mode),e=e.parent}return i}(this.model,this.model.position))?n:"math");const i=this.undoManager.canUndo();Ys.insert(this.model,e,t)&&(Cc(this),i||this.undoManager.reset(),this.undoManager.snapshot("set-value"))}get expression(){const e=window.MathfieldElement.computeEngine;return e?e.box(e.parse(this.model.getValue("latex-unstyled"))):(console.error("MathLive 0.98.5:  no compute engine available. Make sure the Compute Engine library is loaded."),null)}scrollIntoView(){var e;if(!this.element)return;if(this.host)if(this.options.onScrollIntoView)this.options.onScrollIntoView(this);else if(this.host.scrollIntoView({block:"nearest",inline:"nearest"}),window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.container===window.document.body){const t=window.mathVirtualKeyboard.boundingRect,n=this.host.getBoundingClientRect();n.bottom>t.top&&(null==(e=window.document.scrollingElement)||e.scrollBy(0,n.bottom-t.top+8))}this.dirty&&Ac(this,{interactive:!0});const t=this.field.getBoundingClientRect();let n=null;if(this.model.selectionIsCollapsed)n=eo(this.field);else{const e=ao(this);if(e.length>0){let i=-1/0,r=-1/0;for(const t of e)t.right>i&&(i=t.right),t.top<r&&(r=t.top);n={x:i+t.left-this.field.scrollLeft,y:r+t.top-this.field.scrollTop,height:0}}}if(this.host&&n){const e=this.host.getBoundingClientRect(),t=n.y;let i=this.host.scrollTop;t<e.top?i=t-e.top+this.host.scrollTop:t>e.bottom&&(i=t-e.bottom+this.host.scrollTop+n.height),this.host.scroll({top:i,left:0})}if(n){const e=n.x-window.scrollX;let i=this.field.scrollLeft;e<t.left?i=e-t.left+this.field.scrollLeft-20:e>t.right&&(i=e-t.right+this.field.scrollLeft+20),this.field.scroll({top:this.field.scrollTop,left:i})}}insert(e,t){return!("string"!=typeof e||0===e.length&&("insertBefore"===(null==t?void 0:t.insertionMode)||"insertAfter"===(null==t?void 0:t.insertionMode))||0===e.length&&this.model.selectionIsCollapsed||(this.flushInlineShortcutBuffer(),(t=null!=t?t:{mode:"math"}).focus&&this.focus(),t.feedback&&(window.MathfieldElement.keypressVibration&&g()&&navigator.vibrate(3),window.MathfieldElement.playSound("keypress")),"\\\\"===e?ku(this.model):"&"===e?Su(this.model):this.model.selectionIsCollapsed?Ys.insert(this.model,e,u({style:this.model.at(this.model.position).computedStyle},t)):Ys.insert(this.model,e,t),this.snapshot(`insert-${this.model.at(this.model.position).type}`),Cc(this),t.scrollIntoView&&this.scrollIntoView(),0))}switchMode(e,t="",n=""){var i;if(this.model.mode===e||!this.hasEditableContent||!this.contentEditable||this.disabled)return;const r=this.model.mode;if(this.model.mode=e,!(null==(i=this.host)?void 0:i.dispatchEvent(new Event("mode-change",{bubbles:!0,composed:!0,cancelable:!0}))))return void(this.model.mode=r);const a=this.model.mode,{model:s}=this;s.deferNotifications({content:Boolean(n)||Boolean(t),selection:!0,type:"insertText"},(()=>{let i=!1;if(this.flushInlineShortcutBuffer(),this.stopCoalescingUndo(),t&&"latex"!==e){const n=Qo(t,{context:this.context,parseMode:e});s.collapseSelection("forward");const r=s.at(s.position);s.position=s.offsetOf(r.parent.addChildrenAfter(n,r)),i=!0}if(this.model.mode=e,"latex"===e){let e,n=s.selectionIsCollapsed;dc(this,"accept");let i=s.at(s.position);if(n)e="\\";else{const r=Ns(s.selection);e=this.model.getValue(r,"latex");const a=this.model.extractAtoms(r);1===a.length&&"placeholder"===a[0].type&&(e=t,n=!0),i=s.at(r[0])}const r=new dl(e);i.parent.addChildAfter(r,i),n?s.position=s.offsetOf(r.lastChild):s.setSelection(s.offsetOf(r.firstChild),s.offsetOf(r.lastChild))}else sc(s).forEach((e=>{e.isError=!1}));if(n){const e=Qo(n,{context:this.context,parseMode:a});s.collapseSelection("forward");const t=s.at(s.position);s.position=s.offsetOf(t.parent.addChildrenAfter(e,t)),i=!0}return Cc(this),this.undoManager.snapshot("latex"===e?"insert-latex":"insert"),i})),this.model.mode=e,window.mathVirtualKeyboard.update(bd(this))}hasFocus(){return!this.blurred}focus(e){var t;this.hasFocus()||(this.keyboardDelegate.focus(),this.connectToVirtualKeyboard(),this.onFocus(),this.model.announce("line")),null!=(t=null==e?void 0:e.preventScroll)&&t||this.scrollIntoView()}blur(){this.disconnectFromVirtualKeyboard(),this.hasFocus()&&this.keyboardDelegate.blur()}select(){this.model.selection={ranges:[[0,this.model.lastOffset]]},this.focus()}applyStyle(e,t={}){var n,i;const r={operation:"set",silenceNotifications:!1};$s(t)?r.range=t:("toggle"===t.operation&&(r.operation="toggle"),r.range=t.range,r.silenceNotifications=null!=(n=t.silenceNotifications)&&n);const a=nd(this,e),s=null!=(i=r.operation)?i:"set";if(void 0===r.range&&this.model.selectionIsCollapsed){if("set"===s)return void(this.defaultStyle=u(u({},this.defaultStyle),a));const e=u({},this.defaultStyle);for(const t of Object.keys(a))e[t]===a[t]?("color"===t&&delete e.verbatimColor,"backgroundColor"===t&&delete e.verbatimBackgroundColor,delete e[t]):e[t]=a[t];this.defaultStyle=e}else this.model.deferNotifications({content:!r.silenceNotifications,type:"insertText"},(()=>{if(void 0===r.range)for(const e of this.model.selection.ranges)mu(this.model,e,a,{operation:s});else mu(this.model,r.range,a,{operation:s})})),Cc(this)}toggleContextMenu(){var e;return!!this._menu.visible&&("open"===this._menu.state?(this._menu.hide(),!0):(this._menu.show({target:this.element.querySelector("[part=container]"),location:null!=(e=this.getCaretPoint())?e:void 0,onDismiss:()=>{var e;return null==(e=this.element)?void 0:e.focus()}}),!0))}getCaretPoint(){const e=eo(this.field);return e?{x:e.x,y:e.y}:null}setCaretPoint(e,t){const n=pd(this,e,t,{bias:0});if(n<0)return!1;const i=this.model.position;return this.model.position=n,this.model.announce("move",i),Cc(this),!0}getPrompt(e){const t=this.model.findAtom((t=>"prompt"===t.type&&t.placeholderId===e));return console.assert(void 0!==t,"MathLive 0.98.5:  no prompts with matching ID found"),t}getPromptValue(e,t){const n=this.getPrompt(e);if(!n)return"";const i=this.model.offsetOf(n.firstChild),r=this.model.offsetOf(n.lastChild);return this.model.getValue(i,r,t)}getPrompts(e){return this.model.getAllAtoms().filter((t=>!("prompt"!==t.type||e&&(e.id&&t.placeholderId!==e.id||e.locked&&t.locked!==e.locked||"undefined"===e.correctness&&t.correctness||e.correctness&&t.correctness!==e.correctness)))).map((e=>e.placeholderId))}setPromptValue(e,t,n){if(void 0!==t){const i=this.getPrompt(e);if(!i)return void console.error(`MathLive 0.98.5: unknown prompt ${e}`);const r=this.model.getBranchRange(this.model.offsetOf(i),"body");this.model.setSelection(r),this.insert(t,d(u({},n),{insertionMode:"replaceSelection"}))}(null==n?void 0:n.silenceNotifications)&&(this.valueOnFocus=this.getValue()),Cc(this)}setPromptState(e,t,n){const i=this.getPrompt(e);i?("undefined"===t?i.correctness=void 0:"string"==typeof t&&(i.correctness=t),"boolean"==typeof n&&(i.locked=n,i.captureSelection=n),Cc(this)):console.error(`MathLive 0.98.5: unknown prompt ${e}`)}getPromptState(e){const t=this.getPrompt(e);return t?[t.correctness,t.locked]:(console.error(`MathLive 0.98.5: unknown prompt ${e}`),[void 0,!0])}getPromptRange(e){const t=this.getPrompt(e);return t?this.model.getBranchRange(this.model.offsetOf(t),"body"):(console.error(`MathLive 0.98.5: unknown prompt ${e}`),[0,0])}canUndo(){return this.undoManager.canUndo()}canRedo(){return this.undoManager.canRedo()}popUndoStack(){this.undoManager.pop()}snapshot(e){var t;this.undoManager.snapshot(e)&&(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this)),null==(t=this.host)||t.dispatchEvent(new CustomEvent("undo-state-change",{bubbles:!0,composed:!0,detail:{type:"snapshot"}})))}stopCoalescingUndo(){this.undoManager.stopCoalescing(this.model.selection)}stopRecording(){this.undoManager.stopRecording()}startRecording(){this.undoManager.startRecording()}undo(){var e;this.undoManager.undo()&&(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this)),null==(e=this.host)||e.dispatchEvent(new CustomEvent("undo-state-change",{bubbles:!0,composed:!0,detail:{type:"undo"}})))}redo(){var e;this.undoManager.redo()&&(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this)),null==(e=this.host)||e.dispatchEvent(new CustomEvent("undo-state-change",{bubbles:!0,composed:!0,detail:{type:"undo"}})))}resetUndo(){var e;null==(e=this.undoManager)||e.reset()}onSelectionDidChange(){var e,t;const n=this.model;this.keyboardDelegate.setValue(n.getValue(this.model.selection,"latex-expanded"));{const t=n.at(n.position),i=null!=(e=t.mode)?e:pu(this.options);this.model.mode!==i&&("latex"===this.model.mode?(dc(this,"accept",{mode:i}),n.position=n.offsetOf(t)):this.switchMode(i))}null==(t=this.host)||t.dispatchEvent(new Event("selection-change",{bubbles:!0,composed:!0})),window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(bd(this)),Md(this)}onContentWillChange(e){var t,n,i;return null==(i=null==(n=this.host)?void 0:n.dispatchEvent(new InputEvent("beforeinput",d(u({},e),{data:e.data?e.data:null!=(t=e.inputType)?t:"",cancelable:!0,bubbles:!0,composed:!0}))))||i}onFocus(){!this.focusBlurInProgress&&this.blurred&&(this.focusBlurInProgress=!0,this.blurred=!1,this.keyboardDelegate.focus(),this.stopCoalescingUndo(),Ac(this,{interactive:!0}),this.valueOnFocus=this.model.getValue(),this.hasEditablePrompts&&!this.model.at(this.model.anchor).parentPrompt&&this.executeCommand("moveToNextPlaceholder"),this.focusBlurInProgress=!1)}onBlur(){var e,t,n;if(this.focusBlurInProgress||this.blurred)return;this.focusBlurInProgress=!0,this.stopCoalescingUndo(),this.blurred=!0,this.ariaLiveText.textContent="",vc(this),this.model.getValue()!==this.valueOnFocus&&(null==(e=this.host)||e.dispatchEvent(new Event("change",{bubbles:!0,composed:!0}))),this.disconnectFromVirtualKeyboard(),null==(t=this.host)||t.dispatchEvent(new Event("blur",{bubbles:!1,composed:!0})),null==(n=this.host)||n.dispatchEvent(new UIEvent("focusout",{bubbles:!0,composed:!0})),Cc(this),this.focusBlurInProgress=!1,Ad();const i=new AbortController,r=i.signal;document.addEventListener("visibilitychange",(()=>{"hidden"===document.visibilityState&&document.addEventListener("visibilitychange",(()=>{Qs(this)&&"visible"===document.visibilityState&&this.focus({preventScroll:!0})}),{once:!0,signal:r})}),{once:!0,signal:r}),setTimeout((()=>i.abort()),100)}onInput(e){Yu(this,e)}onKeystroke(e){return Wu(this,e)}onCompositionStart(e){this.model.deleteAtoms(Ns(this.model.selection));const t=eo(this.field);t&&requestAnimationFrame((()=>{Ac(this),this.keyboardDelegate.moveTo(t.x,t.y-t.height)}))}onCompositionUpdate(e){!function(e,t){const n=e.at(e.position);if("composition"===n.type)n.value=t;else{const{caret:i}=n;n.caret=void 0;const r=new Uo(t,{mode:n.mode});r.caret=i,n.parent.addChildAfter(r,n),e.position+=1}}(this.model,e),Cc(this)}onCompositionEnd(e){!function(e){const t=e.at(e.position);"composition"===t.type&&(t.parent.removeChild(t),e.position-=1)}(this.model),Yu(this,e,{simulateKeystroke:!0})}onCut(e){this.isSelectionEditable?this.model.contentWillChange({inputType:"deleteByCut"})&&(this.stopCoalescingUndo(),Ys.onCopy(this,e),Xh(this.model,Ns(this.model.selection),"deleteByCut"),this.snapshot("cut"),Cc(this)):this.model.announce("plonk")}onCopy(e){Ys.onCopy(this,e)}onPaste(e){let t=this.isSelectionEditable;return t&&(t=Ys.onPaste(this.model.at(this.model.position).mode,this,e.clipboardData)),t||this.model.announce("plonk"),e.preventDefault(),e.stopPropagation(),t}onGeometryChange(){this._menu.hide(),gc(this),Md(this)}onWheel(e){const t=5*e.deltaX;if(!Number.isFinite(t)||0===t)return;const n=this.field;t<0&&0===n.scrollLeft||t>0&&n.offsetWidth+n.scrollLeft>=n.scrollWidth||(n.scrollBy({top:0,left:t}),e.preventDefault(),e.stopPropagation())}getHTMLElement(e){let t=e;for(;!t.id&&t.hasChildren;)t=e.children[0];return this.field.querySelector(`[data-atom-id="${t.id}"]`)}get context(){var e,t;return{registers:null!=(e=this.options.registers)?e:{},smartFence:this.smartFence,letterShapeStyle:this.letterShapeStyle,minFontScale:this.minFontScale,placeholderSymbol:null!=(t=this.options.placeholderSymbol)?t:"▢",colorMap:e=>this.colorMap(e),backgroundColorMap:e=>this.backgroundColorMap(e),getMacro:e=>oe(e,this.options.macros),atomIdsSettings:{seed:"random",groupNumbers:!1}}}}(s.querySelector(":host > span"),d(u({},null!=(i=null==(n=np.get(this))?void 0:n.options)?i:op(this)),{eventSink:this,value:c})),!np.has(this)){this.upgradeProperty("disabled"),this.upgradeProperty("readonly");for(const t of Object.keys(e.optionsAttributes))this.upgradeProperty(sp(t))}if(null==(r=this._mathfield)?void 0:r.model){if(np.has(this)){const e=this._mathfield,t=np.get(this),n=t.menuItems;e.model.deferNotifications({content:!1,selection:!1},(()=>{const n=t.value;void 0!==n&&e.setValue(n),e.model.selection=t.selection,np.delete(this)})),n&&(this.menuItems=n)}window.queueMicrotask((()=>{this.isConnected&&this.dispatchEvent(new Event("mount",{cancelable:!1,bubbles:!0,composed:!0}))})),Sc()}else this._mathfield=null}disconnectedCallback(){var t,n;if(this.shadowRoot.host.removeEventListener("pointerdown",this,!0),!this._mathfield)return;window.queueMicrotask((()=>this.dispatchEvent(new Event("unmount",{cancelable:!1,bubbles:!0,composed:!0}))));const i=du(this._mathfield.options,Object.keys(e.optionsAttributes).map((e=>sp(e))));np.set(this,{value:this._mathfield.getValue(),selection:this._mathfield.model.selection,menuItems:null!=(n=null==(t=this._mathfield.menu)?void 0:t.menuItems)?n:void 0,options:i}),this._mathfield.dispose(),this._mathfield=null}upgradeProperty(e){if(this.hasOwnProperty(e)){const t=this[e];delete this[e],"readonly"!==e&&"read-only"!==e||(e="readOnly"),this[e]=t}}attributeChangedCallback(e,t,n){if(t===n)return;const i=null!==n;switch(e){case"contenteditable":Cc(this._mathfield);break;case"disabled":this.disabled=i;break;case"read-only":case"readonly":this.readOnly=i}}get readonly(){return this.hasAttribute("readonly")||this.hasAttribute("read-only")}set readonly(e){const t=Boolean(e);t?(this.setAttribute("readonly",""),lp()?this._internals.ariaReadOnly="true":this.setAttribute("aria-readonly","true"),this.setAttribute("aria-readonly","true")):(lp()?this._internals.ariaReadOnly="false":this.removeAttribute("aria-readonly"),this.removeAttribute("readonly"),this.removeAttribute("read-only")),this._setOptions({readOnly:t})}get disabled(){return this.hasAttribute("disabled")}set disabled(e){var t;const n=Boolean(e);n?this.setAttribute("disabled",""):this.removeAttribute("disabled"),lp()?this._internals.ariaDisabled=n?"true":"false":this.setAttribute("aria-disabled",n?"true":"false"),n&&(null==(t=this._mathfield)?void 0:t.hasFocus)&&window.mathVirtualKeyboard.visible&&this._mathfield.executeCommand("hideVirtualKeyboard")}get value(){return this.getValue()}set value(e){this.setValue(e)}get defaultMode(){return this._getOption("defaultMode")}set defaultMode(e){this._setOptions({defaultMode:e})}get macros(){return this._getOption("macros")}set macros(e){this._setOptions({macros:e})}get registers(){const e=this;return new Proxy({},{get:(t,n)=>{if("string"==typeof n)return e._getOption("registers")[n]},set(t,n,i){return"string"==typeof n&&(e._setOptions({registers:d(u({},e._getOption("registers")),{[n]:i})}),!0)}})}set registers(e){this._setOptions({registers:e})}get colorMap(){return this._getOption("colorMap")}set colorMap(e){this._setOptions({colorMap:e})}get backgroundColorMap(){return this._getOption("backgroundColorMap")}set backgroundColorMap(e){this._setOptions({backgroundColorMap:e})}get letterShapeStyle(){return this._getOption("letterShapeStyle")}set letterShapeStyle(e){this._setOptions({letterShapeStyle:e})}get minFontScale(){return this._getOption("minFontScale")}set minFontScale(e){this._setOptions({minFontScale:e})}get smartMode(){return this._getOption("smartMode")}set smartMode(e){this._setOptions({smartMode:e})}get smartFence(){return this._getOption("smartFence")}set smartFence(e){this._setOptions({smartFence:e})}get smartSuperscript(){return this._getOption("smartSuperscript")}set smartSuperscript(e){this._setOptions({smartSuperscript:e})}get scriptDepth(){return this._getOption("scriptDepth")}set scriptDepth(e){this._setOptions({scriptDepth:e})}get removeExtraneousParentheses(){return this._getOption("removeExtraneousParentheses")}set removeExtraneousParentheses(e){this._setOptions({removeExtraneousParentheses:e})}get mathModeSpace(){return this._getOption("mathModeSpace")}set mathModeSpace(e){this._setOptions({mathModeSpace:e})}get placeholderSymbol(){return this._getOption("placeholderSymbol")}set placeholderSymbol(e){this._setOptions({placeholderSymbol:e})}get popoverPolicy(){return this._getOption("popoverPolicy")}set popoverPolicy(e){this._setOptions({popoverPolicy:e})}get environmentPopoverPolicy(){return this._getOption("environmentPopoverPolicy")}set environmentPopoverPolicy(e){this._setOptions({environmentPopoverPolicy:e})}get menuItems(){var e,t,n;return this._mathfield?null!=(e=this._mathfield.menu._menuItems.map((e=>e.menuItem)))?e:[]:null!=(n=null==(t=np.get(this))?void 0:t.menuItems)?n:[]}set menuItems(e){var t;if(this._mathfield){const n=null==(t=this._mathfield.element)?void 0:t.querySelector("[part=menu-toggle]");n&&(n.style.display=0===e.length?"none":""),this._mathfield.menu.menuItems=e}np.has(this)?np.set(this,d(u({},np.get(this)),{menuItems:e})):np.set(this,{value:void 0,selection:{ranges:[[0,0]]},options:op(this),menuItems:e})}get mathVirtualKeyboardPolicy(){return this._getOption("mathVirtualKeyboardPolicy")}set mathVirtualKeyboardPolicy(e){this._setOptions({mathVirtualKeyboardPolicy:e})}get inlineShortcuts(){return this._getOption("inlineShortcuts")}set inlineShortcuts(e){this._setOptions({inlineShortcuts:e})}get inlineShortcutTimeout(){return this._getOption("inlineShortcutTimeout")}set inlineShortcutTimeout(e){this._setOptions({inlineShortcutTimeout:e})}get keybindings(){return this._getOption("keybindings")}set keybindings(e){this._setOptions({keybindings:e})}get onInlineShortcut(){return this._getOption("onInlineShortcut")}set onInlineShortcut(e){this._setOptions({onInlineShortcut:e})}get onScrollIntoView(){return this._getOption("onScrollIntoView")}set onScrollIntoView(e){this._setOptions({onScrollIntoView:e})}get onExport(){return this._getOption("onExport")}set onExport(e){this._setOptions({onExport:e})}get readOnly(){return this._getOption("readOnly")}set readOnly(e){this._setOptions({readOnly:e})}get isSelectionEditable(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.isSelectionEditable)&&t}setPromptState(e,t,n){var i;null==(i=this._mathfield)||i.setPromptState(e,t,n)}getPromptState(e){var t,n;return null!=(n=null==(t=this._mathfield)?void 0:t.getPromptState(e))?n:[void 0,!0]}get virtualKeyboardTargetOrigin(){return this._getOption("virtualKeyboardTargetOrigin")}set virtualKeyboardTargetOrigin(e){this._setOptions({virtualKeyboardTargetOrigin:e})}get selection(){return this._mathfield?this._mathfield.model.selection:np.has(this)?np.get(this).selection:{ranges:[[0,0]],direction:"forward"}}set selection(e){if("number"==typeof e&&(e={ranges:[[e,e]]}),this._mathfield)return this._mathfield.model.selection=e,void Cc(this._mathfield);np.has(this)?np.set(this,d(u({},np.get(this)),{selection:e})):np.set(this,{value:void 0,selection:e,options:op(this),menuItems:void 0})}get selectionIsCollapsed(){const e=this.selection;return 1===e.ranges.length&&e.ranges[0][0]===e.ranges[0][1]}get position(){return this._mathfield?this._mathfield.model.position:np.has(this)?np.get(this).selection.ranges[0][0]:0}set position(e){this._mathfield&&(this._mathfield.model.position=e,Cc(this._mathfield)),np.has(this)?np.set(this,d(u({},np.get(this)),{selection:{ranges:[[e,e]]}})):np.set(this,{value:void 0,selection:{ranges:[[e,e]]},options:op(this),menuItems:void 0})}getOffsetDepth(e){var t,n;return this._mathfield?(null!=(n=null==(t=this._mathfield.model.at(e))?void 0:t.treeDepth)?n:2)-2:0}get lastOffset(){var e,t;return null!=(t=null==(e=this._mathfield)?void 0:e.model.lastOffset)?t:-1}};rp.version="0.98.5",rp._fontsDirectory="./fonts",rp._soundsDirectory="./sounds",rp.keypressVibration=!0,rp._keypressSound={spacebar:"keypress-spacebar.wav",return:"keypress-return.wav",delete:"keypress-delete.wav",default:"keypress-standard.wav"},rp._plonkSound="plonk.wav",rp.audioBuffers={},rp.createHTML=e=>e,rp._speechEngineRate="100%",rp._speechEngineVoice="Joanna",rp._textToSpeechMarkup="",rp._textToSpeechRules="mathlive",rp._textToSpeechRulesOptions={},rp.speakHook=function(e){var t,n;if(m())if(window.MathfieldElement.speechEngine&&"local"!==window.MathfieldElement.speechEngine)if("amazon"===window.MathfieldElement.speechEngine)if("AWS"in window){const i=new window.AWS.Polly({apiVersion:"2016-06-10"}),r={OutputFormat:"mp3",VoiceId:null!=(t=window.MathfieldElement.speechEngineVoice)?t:"Joanna",Engine:["Amy","Emma","Brian","Ivy","Joanna","Kendra","Kimberly","Salli","Joey","Justin","Matthew"].includes(null!=(n=window.MathfieldElement.speechEngineVoice)?n:"Joanna")?"neural":"standard",Text:e,TextType:"ssml"};i.synthesizeSpeech(r,((e,t)=>{if(e)console.trace(`MathLive 0.98.5: \`polly.synthesizeSpeech()\` error: ${e}`);else if(null==t?void 0:t.AudioStream){const e=new Uint8Array(t.AudioStream),n=new Blob([e.buffer],{type:"audio/mpeg"}),i=URL.createObjectURL(n);new Audio(i).play().catch((e=>console.log(e)))}else console.log("polly.synthesizeSpeech():",t)}))}else console.error("MathLive 0.98.5: AWS SDK not loaded. See https://www.npmjs.com/package/aws-sdk");else"google"===window.MathfieldElement.speechEngine&&console.error("MathLive 0.98.5: The Google speech engine is not supported yet. Please come again.");else{const t=new SpeechSynthesisUtterance(e);window.speechSynthesis.speak(t)}else console.log("Speak:",e)},rp.readAloudHook=function(e,t){var n;if(!m())return;if("amazon"!==window.MathfieldElement.speechEngine)return console.error("MathLive 0.98.5: Use Amazon TTS Engine for synchronized highlighting"),void("function"==typeof window.MathfieldElement.speakHook&&window.MathfieldElement.speakHook(t));if(!window.AWS)return void console.error("MathLive 0.98.5: AWS SDK not loaded. See https://www.npmjs.com/package/aws-sdk");const i=new window.AWS.Polly({apiVersion:"2016-06-10"}),r={OutputFormat:"json",VoiceId:null!=(n=window.MathfieldElement.speechEngineVoice)?n:"Joanna",Engine:"standard",Text:t,TextType:"ssml",SpeechMarkTypes:["ssml"]};pp().readAloudElement=e,i.synthesizeSpeech(r,((e,n)=>{if(e)return void console.trace(`MathLive 0.98.5: \`polly.synthesizeSpeech()\` error: ${e}`);if(!(null==n?void 0:n.AudioStream))return void console.log("polly.synthesizeSpeech():",n);const a=new TextDecoder("utf-8").decode(new Uint8Array(n.AudioStream));pp().readAloudMarks=a.split("\n").map((e=>e?JSON.parse(e):{})),pp().readAloudTokens=[];for(const e of pp().readAloudMarks)e.value&&pp().readAloudTokens.push(e.value);pp().readAloudCurrentMark="",r.OutputFormat="mp3",r.SpeechMarkTypes=[],i.synthesizeSpeech(r,((e,n)=>{if(e)return void console.trace(`MathLive 0.98.5: \`polly.synthesizeSpeech("${t}") error:${e}`);if(!(null==n?void 0:n.AudioStream))return;const i=new Uint8Array(n.AudioStream),r=new Blob([i.buffer],{type:"audio/mpeg"}),a=URL.createObjectURL(r),s=pp();s.readAloudAudio?s.readAloudAudio.pause():(s.readAloudAudio=new Audio,s.readAloudAudio.addEventListener("ended",(()=>{const e=s.readAloudMathfield;s.readAloudStatus="ended",document.body.dispatchEvent(new Event("read-aloud-status-change",{bubbles:!0,composed:!0})),e?(Ac(e),s.readAloudElement=null,s.readAloudMathfield=null,s.readAloudTokens=[],s.readAloudMarks=[],s.readAloudCurrentMark=""):ep(s.readAloudElement)})),s.readAloudAudio.addEventListener("timeupdate",(()=>{let e="";const t=1e3*s.readAloudAudio.currentTime+100;for(const n of s.readAloudMarks)n.time<t&&(e=n.value);s.readAloudCurrentMark!==e&&(s.readAloudCurrentToken=e,e&&e===s.readAloudFinalToken?s.readAloudAudio.pause():(s.readAloudCurrentMark=e,tp(s.readAloudElement,s.readAloudCurrentMark)))}))),s.readAloudAudio.src=a,s.readAloudStatus="playing",document.body.dispatchEvent(new Event("read-aloud-status-change",{bubbles:!0,composed:!0})),s.readAloudAudio.play()}))}))},rp._decimalSeparator=".",rp.fractionNavigationOrder="numerator-denominator",rp._isFunction=e=>{var t,n;const i=window.MathfieldElement.computeEngine;return null!=(n=null==(t=null==i?void 0:i.parse(e).domain)?void 0:t.isFunction)&&n};var ap=rp;function sp(e){return e.replace(/[^a-zA-Z\d]+(.)/g,((e,t)=>t.toUpperCase()))}function op(e){const t={readOnly:!1},n=ap.optionsAttributes;return Object.keys(n).forEach((i=>{if(e.hasAttribute(i)){const r=e.getAttribute(i);"placeholder"===i?t.contentPlaceholder=null!=r?r:"":"boolean"===n[i]?t[sp(i)]=!0:"on/off"===n[i]?t[sp(i)]="on"===r||"off"!==r&&void 0:"number"===n[i]?t[sp(i)]=Number.parseFloat(null!=r?r:"0"):t[sp(i)]=r}})),t}function lp(){return!(!("ElementInternals"in window)||!HTMLElement.prototype.attachInternals)&&"role"in window.ElementInternals.prototype}var cp,up,dp,hp=ap;if(m()&&!(null==(cp=window.customElements)?void 0:cp.get("math-field"))){null!=window[up=Symbol.for("io.cortexjs.mathlive")]||(window[up]={});window[Symbol.for("io.cortexjs.mathlive")].version="0.98.5",window.MathfieldElement=ap,null==(dp=window.customElements)||dp.define("math-field",ap)}function pp(){var e;return null!=globalThis[e=Symbol.for("io.cortexjs.mathlive")]||(globalThis[e]={}),globalThis[Symbol.for("io.cortexjs.mathlive")]}Dc({switchKeyboardLayer:function(e,t){const n=lu.singleton;return!!n&&(n.show(),Kc(),n.currentLayer=t,n.render(),n.focus(),!0)},toggleVirtualKeyboard:function(){const e=window.mathVirtualKeyboard;return e.visible?e.hide({animate:!0}):e.show({animate:!0}),!1},hideVirtualKeyboard:()=>(window.mathVirtualKeyboard.hide({animate:!0}),!1),showVirtualKeyboard:()=>(window.mathVirtualKeyboard.show({animate:!0}),!1)},{target:"virtual-keyboard"})}}]);