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NewEduCoderBuild/205.dfd63186.async.js

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0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:f.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableID3MetadataCues:!0},P()),{},{subtitleStreamController:i.SubtitleStreamController,subtitleTrackController:U.default,timelineController:v.TimelineController,audioStreamController:K.default,audioTrackController:F.default,emeController:w.default,cmcdController:p.default});function P(){return{cueHandler:d.default,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function l(s,g){if((g.liveSyncDurationCount||g.liveMaxLatencyDurationCount)&&(g.liveSyncDuration||g.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(g.liveMaxLatencyDurationCount!==void 0&&(g.liveSyncDurationCount===void 0||g.liveMaxLatencyDurationCount<=g.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(g.liveMaxLatencyDuration!==void 0&&(g.liveSyncDuration===void 0||g.liveMaxLatencyDuration<=g.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return h({},s,g)}function c(s){var g=s.loader;if(g!==M.default&&g!==y.default)u.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),s.progressive=!1;else{var R=(0,M.fetchSupported)();R&&(s.loader=M.default,s.progressive=!0,s.enableSoftwareAES=!0,u.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>y});var V=B("./src/polyfills/number.ts"),K=B("./src/utils/ewma-bandwidth-estimator.ts"),F=B("./src/events.ts"),i=B("./src/errors.ts"),U=B("./src/types/loader.ts"),L=B("./src/utils/logger.ts");function v(M,d){for(var f=0;f<d.length;f++){var u=d[f];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(M,b(u.key),u)}}function E(M,d,f){return d&&v(M.prototype,d),f&&v(M,f),Object.defineProperty(M,"prototype",{writable:!1}),M}function b(M){var d=w(M,"string");return typeof d=="symbol"?d:String(d)}function w(M,d){if(typeof M!="object"||M===null)return M;var f=M[Symbol.toPrimitive];if(f!==void 0){var u=f.call(M,d||"default");if(typeof u!="object")return u;throw new TypeError("@@toPrimitive must return a primitive value.")}return(d==="string"?String:Number)(M)}var p=function(){function M(f){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=f;var u=f.config;this.bwEstimator=new K.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var d=M.prototype;return d.registerListeners=function(){var u=this.hls;u.on(F.Events.FRAG_LOADING,this.onFragLoading,this),u.on(F.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(F.Events.ERROR,this.onError,this)},d.unregisterListeners=function(){var u=this.hls;u.off(F.Events.FRAG_LOADING,this.onFragLoading,this),u.off(F.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(F.Events.ERROR,this.onError,this)},d.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},d.onFragLoading=function(u,h){var S=h.frag;if(S.type===U.PlaylistLevelType.MAIN&&!this.timer){var k;this.fragCurrent=S,this.partCurrent=(k=h.part)!=null?k:null,this.timer=self.setInterval(this.onCheck,100)}},d.onLevelLoaded=function(u,h){var S=this.hls.config;h.details.live?this.bwEstimator.update(S.abrEwmaSlowLive,S.abrEwmaFastLive):this.bwEstimator.update(S.abrEwmaSlowVoD,S.abrEwmaFastVoD)},d._abandonRulesCheck=function(){var u=this.fragCurrent,h=this.partCurrent,S=this.hls,k=S.autoLevelEnabled,m=S.media;if(!(!u||!m)){var A=h?h.stats:u.stats,I=h?h.duration:u.duration;if(A.aborted||A.loaded&&A.loaded===A.total||u.level===0){this.clearTimer(),this._nextAutoLevel=-1;return}if(!(!k||m.paused||!m.playbackRate||!m.readyState)){var C=S.mainForwardBufferInfo;if(C!==null){var P=performance.now()-A.loading.start,l=Math.abs(m.playbackRate);if(!(P<=500*I/l)){var c=A.loaded&&A.loading.first,s=this.bwEstimator.getEstimate(),g=S.levels,R=S.minAutoLevel,D=g[u.level],x=A.total||Math.max(A.loaded,Math.round(I*D.maxBitrate/8)),T=c?A.loaded*1e3/P:0,O=T?(x-A.loaded)/T:x*8/s,$=C.len/l;if(!(O<=$)){var H=Number.POSITIVE_INFINITY,Z;for(Z=u.level-1;Z>R;Z--){var te=g[Z].maxBitrate;if(H=T?I*te/(8*.8*T):I*te/s,H<$)break}H>=O||(L.logger.warn("Fragment "+u.sn+(h?" part "+h.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+Z+`
Current BW estimate: `+((0,V.isFiniteNumber)(s)?(s/1024).toFixed(3):"Unknown")+` Kb/s
Estimated load time for current fragment: `+O.toFixed(3)+` s
Estimated load time for the next fragment: `+H.toFixed(3)+` s
Time to underbuffer: `+$.toFixed(3)+" s"),S.nextLoadLevel=Z,c&&this.bwEstimator.sample(P,A.loaded),this.clearTimer(),(u.loader||u.keyLoader)&&(this.fragCurrent=this.partCurrent=null,u.abortRequests()),S.trigger(F.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:h,stats:A}))}}}}}},d.onFragLoaded=function(u,h){var S=h.frag,k=h.part;if(S.type===U.PlaylistLevelType.MAIN&&(0,V.isFiniteNumber)(S.sn)){var m=k?k.stats:S.stats,A=k?k.duration:S.duration;if(this.clearTimer(),this.lastLoadedFragLevel=S.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var I=this.hls.levels[S.level],C=(I.loaded?I.loaded.bytes:0)+m.loaded,P=(I.loaded?I.loaded.duration:0)+A;I.loaded={bytes:C,duration:P},I.realBitrate=Math.round(8*C/P)}if(S.bitrateTest){var l={stats:m,frag:S,part:k,id:S.type};this.onFragBuffered(F.Events.FRAG_BUFFERED,l)}}},d.onFragBuffered=function(u,h){var S=h.frag,k=h.part,m=k?k.stats:S.stats;if(!m.aborted&&!(S.type!==U.PlaylistLevelType.MAIN||S.sn==="initSegment")){var A=m.parsing.end-m.loading.start;this.bwEstimator.sample(A,m.loaded),m.bwEstimate=this.bwEstimator.getEstimate(),S.bitrateTest?this.bitrateTestDelay=A/1e3:this.bitrateTestDelay=0}},d.onError=function(u,h){var S;if(((S=h.frag)===null||S===void 0?void 0:S.type)===U.PlaylistLevelType.MAIN){if(h.type===i.ErrorTypes.KEY_SYSTEM_ERROR){this.clearTimer();return}switch(h.details){case i.ErrorDetails.FRAG_LOAD_ERROR:case i.ErrorDetails.FRAG_LOAD_TIMEOUT:case i.ErrorDetails.KEY_LOAD_ERROR:case i.ErrorDetails.KEY_LOAD_TIMEOUT:this.clearTimer();break;default:break}}},d.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},d.getNextABRAutoLevel=function(){var u=this.fragCurrent,h=this.partCurrent,S=this.hls,k=S.maxAutoLevel,m=S.config,A=S.minAutoLevel,I=S.media,C=h?h.duration:u?u.duration:0,P=I&&I.playbackRate!==0?Math.abs(I.playbackRate):1,l=this.bwEstimator?this.bwEstimator.getEstimate():m.abrEwmaDefaultEstimate,c=S.mainForwardBufferInfo,s=(c?c.len:0)/P,g=this.findBestLevel(l,A,k,s,m.abrBandWidthFactor,m.abrBandWidthUpFactor);if(g>=0)return g;L.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var R=C?Math.min(C,m.maxStarvationDelay):m.maxStarvationDelay,D=m.abrBandWidthFactor,x=m.abrBandWidthUpFactor;if(!s){var T=this.bitrateTestDelay;if(T){var O=C?Math.min(C,m.maxLoadingDelay):m.maxLoadingDelay;R=O-T,L.logger.trace("bitrate test took "+Math.round(1e3*T)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*R)+" ms"),D=x=1}}return g=this.findBestLevel(l,A,k,s+R,D,x),Math.max(g,0)},d.findBestLevel=function(u,h,S,k,m,A){for(var I,C=this.fragCurrent,P=this.partCurrent,l=this.lastLoadedFragLevel,c=this.hls.levels,s=c[l],g=!!(s!=null&&(I=s.details)!==null&&I!==void 0&&I.live),R=s==null?void 0:s.codecSet,D=P?P.duration:C?C.duration:0,x=S;x>=h;x--){var T=c[x];if(!(!T||R&&T.codecSet!==R)){var O=T.details,$=(P?O==null?void 0:O.partTarget:O==null?void 0:O.averagetargetduration)||D,H=void 0;x<=l?H=m*u:H=A*u;var Z=c[x].maxBitrate,te=Z*$/H;if(L.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+x+"/"+Math.round(H)+"/"+Z+"/"+$+"/"+k+"/"+te),H>Z&&(te===0||!(0,V.isFiniteNumber)(te)||g&&!this.bitrateTestDelay||te<k))return x}}return-1},E(M,[{key:"nextAutoLevel",get:function(){var u=this._nextAutoLevel,h=this.bwEstimator;if(u!==-1&&!h.canEstimate())return u;var S=this.getNextABRAutoLevel();return u!==-1&&this.hls.levels[S].loadError?u:(u!==-1&&(S=Math.min(u,S)),S)},set:function(u){this._nextAutoLevel=u}}]),M}();const y=p},"./src/controller/audio-stream-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>m});var V=B("./src/polyfills/number.ts"),K=B("./src/controller/base-stream-controller.ts"),F=B("./src/events.ts"),i=B("./src/utils/buffer-helper.ts"),U=B("./src/controller/fragment-tracker.ts"),L=B("./src/types/level.ts"),v=B("./src/types/loader.ts"),E=B("./src/loader/fragment.ts"),b=B("./src/demux/chunk-cache.ts"),w=B("./src/demux/transmuxer-interface.ts"),p=B("./src/types/transmuxer.ts"),y=B("./src/controller/fragment-finders.ts"),M=B("./src/utils/discontinuities.ts"),d=B("./src/errors.ts");function f(){return f=Object.assign?Object.assign.bind():function(A){for(var I=1;I<arguments.length;I++){var C=arguments[I];for(var P in C)Object.prototype.hasOwnProperty.call(C,P)&&(A[P]=C[P])}return A},f.apply(this,arguments)}function u(A,I){A.prototype=Object.create(I.prototype),A.prototype.constructor=A,h(A,I)}function h(A,I){return h=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(P,l){return P.__proto__=l,P},h(A,I)}var S=100,k=function(A){u(I,A);function I(P,l,c){var s;return s=A.call(this,P,l,c,"[audio-stream-controller]")||this,s.videoBuffer=null,s.videoTrackCC=-1,s.waitingVideoCC=-1,s.audioSwitch=!1,s.trackId=-1,s.waitingData=null,s.mainDetails=null,s.bufferFlushed=!1,s.cachedTrackLoadedData=null,s._registerListeners(),s}var C=I.prototype;return C.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},C._registerListeners=function(){var l=this.hls;l.on(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(F.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.on(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(F.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(F.Events.ERROR,this.onError,this),l.on(F.Events.BUFFER_RESET,this.onBufferReset,this),l.on(F.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},C._unregisterListeners=function(){var l=this.hls;l.off(F.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(F.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(F.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(F.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(F.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),l.off(F.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(F.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(F.Events.ERROR,this.onError,this),l.off(F.Events.BUFFER_RESET,this.onBufferReset,this),l.off(F.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(F.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(F.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.off(F.Events.FRAG_BUFFERED,this.onFragBuffered,this)},C.onInitPtsFound=function(l,c){var s=c.frag,g=c.id,R=c.initPTS;if(g==="main"){var D=s.cc;this.initPTS[s.cc]=R,this.log("InitPTS for cc: "+D+" found from main: "+R),this.videoTrackCC=D,this.state===K.State.WAITING_INIT_PTS&&this.tick()}},C.startLoad=function(l){if(!this.levels){this.startPosition=l,this.state=K.State.STOPPED;return}var c=this.lastCurrentTime;this.stopLoad(),this.setInterval(S),this.fragLoadError=0,c>0&&l===-1?(this.log("Override startPosition with lastCurrentTime @"+c.toFixed(3)),l=c,this.state=K.State.IDLE):(this.loadedmetadata=!1,this.state=K.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()},C.doTick=function(){switch(this.state){case K.State.IDLE:this.doTickIdle();break;case K.State.WAITING_TRACK:{var l,c=this.levels,s=this.trackId,g=c==null||(l=c[s])===null||l===void 0?void 0:l.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=K.State.WAITING_INIT_PTS}break}case K.State.FRAG_LOADING_WAITING_RETRY:{var R,D=performance.now(),x=this.retryDate;(!x||D>=x||(R=this.media)!==null&&R!==void 0&&R.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.trackId),this.state=K.State.IDLE);break}case K.State.WAITING_INIT_PTS:{var T=this.waitingData;if(T){var O=T.frag,$=T.part,H=T.cache,Z=T.complete;if(this.initPTS[O.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=K.State.FRAG_LOADING;var te=H.flush(),J={frag:O,part:$,payload:te,networkDetails:null};this._handleFragmentLoadProgress(J),Z&&A.prototype._handleFragmentLoadComplete.call(this,J)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+O.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var ie=this.getLoadPosition(),oe=i.BufferHelper.bufferInfo(this.mediaBuffer,ie,this.config.maxBufferHole),ue=(0,y.fragmentWithinToleranceTest)(oe.end,this.config.maxFragLookUpTolerance,O);ue<0&&(this.log("Waiting fragment cc ("+O.cc+") @ "+O.start+" cancelled because another fragment at "+oe.end+" is needed"),this.clearWaitingFragment())}}else this.state=K.State.IDLE}}this.onTickEnd()},C.clearWaitingFragment=function(){var l=this.waitingData;l&&(this.fragmentTracker.removeFragment(l.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=K.State.IDLE)},C.resetLoadingState=function(){this.clearWaitingFragment(),A.prototype.resetLoadingState.call(this)},C.onTickEnd=function(){var l=this.media;!l||!l.readyState||(this.lastCurrentTime=l.currentTime)},C.doTickIdle=function(){var l=this.hls,c=this.levels,s=this.media,g=this.trackId,R=l.config;if(!(!c||!c[g])&&!(!s&&(this.startFragRequested||!R.startFragPrefetch))){var D=c[g],x=D.details;if(!x||x.live&&this.levelLastLoaded!==g||this.waitForCdnTuneIn(x)){this.state=K.State.WAITING_TRACK;return}var T=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&T&&(this.bufferFlushed=!1,this.afterBufferFlushed(T,E.ElementaryStreamTypes.AUDIO,v.PlaylistLevelType.AUDIO));var O=this.getFwdBufferInfo(T,v.PlaylistLevelType.AUDIO);if(O!==null){var $=this.audioSwitch;if(!$&&this._streamEnded(O,x)){l.trigger(F.Events.BUFFER_EOS,{type:"audio"}),this.state=K.State.ENDED;return}var H=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,v.PlaylistLevelType.MAIN),Z=O.len,te=this.getMaxBufferLength(H==null?void 0:H.len);if(!(Z>=te&&!$)){var J=x.fragments,ie=J[0].start,oe=O.end;if($&&s){var ue=this.getLoadPosition();oe=ue,x.PTSKnown&&ue<ie&&(O.end>ie||O.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),s.currentTime=ie+.05)}if(!(H&&oe>H.end+x.targetduration)&&!((!H||!H.len)&&O.len)){var Pe=this.getNextFragment(oe,x);if(!Pe){this.bufferFlushed=!0;return}this.loadFragment(Pe,x,oe)}}}}},C.getMaxBufferLength=function(l){var c=A.prototype.getMaxBufferLength.call(this);return l?Math.max(c,l):c},C.onMediaDetaching=function(){this.videoBuffer=null,A.prototype.onMediaDetaching.call(this)},C.onAudioTracksUpdated=function(l,c){var s=c.audioTracks;this.resetTransmuxer(),this.levels=s.map(function(g){return new L.Level(g)})},C.onAudioTrackSwitching=function(l,c){var s=!!c.url;this.trackId=c.id;var g=this.fragCurrent;g&&g.abortRequests(),this.fragCurrent=null,this.clearWaitingFragment(),s?this.setInterval(S):this.resetTransmuxer(),s?(this.audioSwitch=!0,this.state=K.State.IDLE):this.state=K.State.STOPPED,this.tick()},C.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},C.onLevelLoaded=function(l,c){this.mainDetails=c.details,this.cachedTrackLoadedData!==null&&(this.hls.trigger(F.Events.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},C.onAudioTrackLoaded=function(l,c){var s;if(this.mainDetails==null){this.cachedTrackLoadedData=c;return}var g=this.levels,R=c.details,D=c.id;if(!g){this.warn("Audio tracks were reset while loading level "+D);return}this.log("Track "+D+" loaded ["+R.startSN+","+R.endSN+"],duration:"+R.totalduration);var x=g[D],T=0;if(R.live||(s=x.details)!==null&&s!==void 0&&s.live){var O=this.mainDetails;if(R.fragments[0]||(R.deltaUpdateFailed=!0),R.deltaUpdateFailed||!O)return;!x.details&&R.hasProgramDateTime&&O.hasProgramDateTime?((0,M.alignMediaPlaylistByPDT)(R,O),T=R.fragments[0].start):T=this.alignPlaylists(R,x.details)}x.details=R,this.levelLastLoaded=D,!this.startFragRequested&&(this.mainDetails||!R.live)&&this.setStartPosition(x.details,T),this.state===K.State.WAITING_TRACK&&!this.waitForCdnTuneIn(R)&&(this.state=K.State.IDLE),this.tick()},C._handleFragmentLoadProgress=function(l){var c,s=l.frag,g=l.part,R=l.payload,D=this.config,x=this.trackId,T=this.levels;if(!T){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+s.sn+" of level "+s.level+" will not be buffered");return}var O=T[x];console.assert(O,"Audio track is defined on fragment load progress");var $=O.details;console.assert($,"Audio track details are defined on fragment load progress");var H=D.defaultAudioCodec||O.audioCodec||"mp4a.40.2",Z=this.transmuxer;Z||(Z=this.transmuxer=new w.default(this.hls,v.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var te=this.initPTS[s.cc],J=(c=s.initSegment)===null||c===void 0?void 0:c.data;if(te!==void 0){var ie=!1,oe=g?g.index:-1,ue=oe!==-1,Pe=new p.ChunkMetadata(s.level,s.sn,s.stats.chunkCount,R.byteLength,oe,ue);Z.push(R,J,H,"",s,g,$.totalduration,ie,Pe,te)}else{this.log("Unknown video PTS for cc "+s.cc+", waiting for video PTS before demuxing audio frag "+s.sn+" of ["+$.startSN+" ,"+$.endSN+"],track "+x);var Ne=this.waitingData=this.waitingData||{frag:s,part:g,cache:new b.default,complete:!1},Ve=Ne.cache;Ve.push(new Uint8Array(R)),this.waitingVideoCC=this.videoTrackCC,this.state=K.State.WAITING_INIT_PTS}},C._handleFragmentLoadComplete=function(l){if(this.waitingData){this.waitingData.complete=!0;return}A.prototype._handleFragmentLoadComplete.call(this,l)},C.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},C.onBufferCreated=function(l,c){var s=c.tracks.audio;s&&(this.mediaBuffer=s.buffer||null),c.tracks.video&&(this.videoBuffer=c.tracks.video.buffer||null)},C.onFragBuffered=function(l,c){var s=c.frag,g=c.part;if(s.type!==v.PlaylistLevelType.AUDIO){if(!this.loadedmetadata&&s.type===v.PlaylistLevelType.MAIN){var R;(R=this.videoBuffer||this.media)!==null&&R!==void 0&&R.buffered.length&&(this.loadedmetadata=!0)}return}if(this.fragContextChanged(s)){this.warn("Fragment "+s.sn+(g?" p: "+g.index:"")+" of level "+s.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}s.sn!=="initSegment"&&(this.fragPrevious=s,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(s,g)},C.onError=function(l,c){if(c.type===d.ErrorTypes.KEY_SYSTEM_ERROR){this.onFragmentOrKeyLoadError(v.PlaylistLevelType.AUDIO,c);return}switch(c.details){case d.ErrorDetails.FRAG_LOAD_ERROR:case d.ErrorDetails.FRAG_LOAD_TIMEOUT:case d.ErrorDetails.FRAG_PARSING_ERROR:case d.ErrorDetails.KEY_LOAD_ERROR:case d.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(v.PlaylistLevelType.AUDIO,c);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==K.State.ERROR&&this.state!==K.State.STOPPED&&(this.state=c.fatal?K.State.ERROR:K.State.IDLE,this.warn(c.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(c.parent==="audio"&&(this.state===K.State.PARSING||this.state===K.State.PARSED)){var s=!0,g=this.getFwdBufferInfo(this.mediaBuffer,v.PlaylistLevelType.AUDIO);g&&g.len>.5&&(s=!this.reduceMaxBufferLength(g.len)),s&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},C.onBufferFlushed=function(l,c){var s=c.type;s===E.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0,this.state===K.State.ENDED&&(this.state=K.State.IDLE))},C._handleTransmuxComplete=function(l){var c,s="audio",g=this.hls,R=l.remuxResult,D=l.chunkMeta,x=this.getCurrentContext(D);if(!x){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetStartWhenNotLoaded(D.level);return}var T=x.frag,O=x.part,$=x.level.details,H=R.audio,Z=R.text,te=R.id3,J=R.initSegment;if(!(this.fragContextChanged(T)||!$)){if(this.state=K.State.PARSING,this.audioSwitch&&H&&this.completeAudioSwitch(),J!=null&&J.tracks&&(this._bufferInitSegment(J.tracks,T,D),g.trigger(F.Events.FRAG_PARSING_INIT_SEGMENT,{frag:T,id:s,tracks:J.tracks})),H){var ie=H.startPTS,oe=H.endPTS,ue=H.startDTS,Pe=H.endDTS;O&&(O.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ie,endPTS:oe,startDTS:ue,endDTS:Pe}),T.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ie,oe,ue,Pe),this.bufferFragmentData(H,T,O,D)}if(te!=null&&(c=te.samples)!==null&&c!==void 0&&c.length){var Ne=f({id:s,frag:T,details:$},te);g.trigger(F.Events.FRAG_PARSING_METADATA,Ne)}if(Z){var Ve=f({id:s,frag:T,details:$},Z);g.trigger(F.Events.FRAG_PARSING_USERDATA,Ve)}}},C._bufferInitSegment=function(l,c,s){if(this.state===K.State.PARSING){l.video&&delete l.video;var g=l.audio;if(g){g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(F.Events.BUFFER_CODECS,l);var R=g.initSegment;if(R!=null&&R.byteLength){var D={type:"audio",frag:c,part:null,chunkMeta:s,parent:c.type,data:R};this.hls.trigger(F.Events.BUFFER_APPENDING,D)}this.tick()}}},C.loadFragment=function(l,c,s){var g=this.fragmentTracker.getState(l);this.fragCurrent=l,(this.audioSwitch||g===U.FragmentState.NOT_LOADED||g===U.FragmentState.PARTIAL)&&(l.sn==="initSegment"?this._loadInitSegment(l,c):c.live&&!(0,V.isFiniteNumber)(this.initPTS[l.cc])?(this.log("Waiting for video PTS in continuity counter "+l.cc+" of live stream before loading audio fragment "+l.sn+" of level "+this.trackId),this.state=K.State.WAITING_INIT_PTS):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,l,c,s)))},C.completeAudioSwitch=function(){var l=this.hls,c=this.media,s=this.trackId;c&&(this.log("Switching audio track : flushing all audio"),A.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,l.trigger(F.Events.AUDIO_TRACK_SWITCHED,{id:s})},I}(K.default);const m=k},"./src/controller/audio-track-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>y});var V=B("./src/events.ts"),K=B("./src/errors.ts"),F=B("./src/controller/base-playlist-controller.ts"),i=B("./src/types/loader.ts");function U(M,d){for(var f=0;f<d.length;f++){var u=d[f];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(M,v(u.key),u)}}function L(M,d,f){return d&&U(M.prototype,d),f&&U(M,f),Object.defineProperty(M,"prototype",{writable:!1}),M}function v(M){var d=E(M,"string");return typeof d=="symbol"?d:String(d)}function E(M,d){if(typeof M!="object"||M===null)return M;var f=M[Symbol.toPrimitive];if(f!==void 0){var u=f.call(M,d||"default");if(typeof u!="object")return u;throw new TypeError("@@toPrimitive must return a primitive value.")}return(d==="string"?String:Number)(M)}function b(M,d){M.prototype=Object.create(d.prototype),M.prototype.constructor=M,w(M,d)}function w(M,d){return w=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(u,h){return u.__proto__=h,u},w(M,d)}var p=function(M){b(d,M);function d(u){var h;return h=M.call(this,u,"[audio-track-controller]")||this,h.tracks=[],h.groupId=null,h.tracksInGroup=[],h.trackId=-1,h.trackName="",h.selectDefaultTrack=!0,h.registerListeners(),h}var f=d.prototype;return f.registerListeners=function(){var h=this.hls;h.on(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.on(V.Events.LEVEL_LOADING,this.onLevelLoading,this),h.on(V.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),h.on(V.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),h.on(V.Events.ERROR,this.onError,this)},f.unregisterListeners=function(){var h=this.hls;h.off(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),h.off(V.Events.LEVEL_LOADING,this.onLevelLoading,this),h.off(V.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),h.off(V.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),h.off(V.Events.ERROR,this.onError,this)},f.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,M.prototype.destroy.call(this)},f.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},f.onManifestParsed=function(h,S){this.tracks=S.audioTracks||[]},f.onAudioTrackLoaded=function(h,S){var k=S.id,m=S.details,A=this.tracksInGroup[k];if(!A){this.warn("Invalid audio track id "+k);return}var I=A.details;A.details=S.details,this.log("audioTrack "+k+" loaded ["+m.startSN+"-"+m.endSN+"]"),k===this.trackId&&(this.retryCount=0,this.playlistLoaded(k,S,I))},f.onLevelLoading=function(h,S){this.switchLevel(S.level)},f.onLevelSwitching=function(h,S){this.switchLevel(S.level)},f.switchLevel=function(h){var S=this.hls.levels[h];if(S!=null&&S.audioGroupIds){var k=S.audioGroupIds[S.urlId];if(this.groupId!==k){this.groupId=k;var m=this.tracks.filter(function(I){return!k||I.groupId===k});this.selectDefaultTrack&&!m.some(function(I){return I.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=m;var A={audioTracks:m};this.log("Updating audio tracks, "+m.length+' track(s) found in "'+k+'" group-id'),this.hls.trigger(V.Events.AUDIO_TRACKS_UPDATED,A),this.selectInitialTrack()}}},f.onError=function(h,S){M.prototype.onError.call(this,h,S),!(S.fatal||!S.context)&&S.context.type===i.PlaylistContextType.AUDIO_TRACK&&S.context.id===this.trackId&&S.context.groupId===this.groupId&&this.retryLoadingOrFail(S)},f.setAudioTrack=function(h){var S=this.tracksInGroup;if(h<0||h>=S.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var k=S[this.trackId];this.log("Now switching to audio-track index "+h);var m=S[h],A=m.id,I=m.groupId,C=I===void 0?"":I,P=m.name,l=m.type,c=m.url;if(this.trackId=h,this.trackName=P,this.selectDefaultTrack=!1,this.hls.trigger(V.Events.AUDIO_TRACK_SWITCHING,{id:A,groupId:C,name:P,type:l,url:c}),!(m.details&&!m.details.live)){var s=this.switchParams(m.url,k==null?void 0:k.details);this.loadPlaylist(s)}},f.selectInitialTrack=function(){var h=this.tracksInGroup;console.assert(h.length,"Initial audio track should be selected when tracks are known");var S=this.trackName,k=this.findTrackId(S)||this.findTrackId();k!==-1?this.setAudioTrack(k):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(V.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},f.findTrackId=function(h){for(var S=this.tracksInGroup,k=0;k<S.length;k++){var m=S[k];if((!this.selectDefaultTrack||m.default)&&(!h||h===m.name))return m.id}return-1},f.loadPlaylist=function(h){M.prototype.loadPlaylist.call(this);var S=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(S)){var k=S.id,m=S.groupId,A=S.url;if(h)try{A=h.addDirectives(A)}catch(I){this.warn("Could not construct new URL with HLS Delivery Directives: "+I)}this.log("loading audio-track playlist for id: "+k),this.clearTimer(),this.hls.trigger(V.Events.AUDIO_TRACK_LOADING,{url:A,id:k,groupId:m,deliveryDirectives:h||null})}},L(d,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(h){this.selectDefaultTrack=!1,this.setAudioTrack(h)}}]),d}(F.default);const y=p},"./src/controller/base-playlist-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>U});var V=B("./src/types/level.ts"),K=B("./src/controller/level-helper.ts"),F=B("./src/utils/logger.ts"),i=B("./src/errors.ts"),U=function(){function L(E,b){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=F.logger.log.bind(F.logger,b+":"),this.warn=F.logger.warn.bind(F.logger,b+":"),this.hls=E}var v=L.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(b,w){w.fatal&&(w.type===i.ErrorTypes.NETWORK_ERROR||w.type===i.ErrorTypes.KEY_SYSTEM_ERROR)&&this.stopLoad()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.requestScheduled=-1,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(b,w){var p=w==null?void 0:w.renditionReports;if(p)for(var y=0;y<p.length;y++){var M=p[y],d=void 0;try{d=new self.URL(M.URI,w.url).href}catch(S){F.logger.warn("Could not construct new URL for Rendition Report: "+S),d=M.URI||""}if(d===b.slice(-d.length)){var f=parseInt(M["LAST-MSN"])||(w==null?void 0:w.lastPartSn),u=parseInt(M["LAST-PART"])||(w==null?void 0:w.lastPartIndex);if(this.hls.config.lowLatencyMode){var h=Math.min(w.age-w.partTarget,w.targetduration);u>=0&&h>w.partTarget&&(u+=1)}return new V.HlsUrlParameters(f,u>=0?u:void 0,V.HlsSkip.No)}}},v.loadPlaylist=function(b){this.requestScheduled===-1&&(this.requestScheduled=self.performance.now())},v.shouldLoadTrack=function(b){return this.canLoad&&b&&!!b.url&&(!b.details||b.details.live)},v.playlistLoaded=function(b,w,p){var y=this,M=w.details,d=w.stats,f=self.performance.now(),u=d.loading.first?Math.max(0,f-d.loading.first):0;if(M.advancedDateTime=Date.now()-u,M.live||p!=null&&p.live){if(M.reloaded(p),p&&this.log("live playlist "+b+" "+(M.advanced?"REFRESHED "+M.lastPartSn+"-"+M.lastPartIndex:"MISSED")),p&&M.fragments.length>0&&(0,K.mergeDetails)(p,M),!this.canLoad||!M.live)return;var h,S=void 0,k=void 0;if(M.canBlockReload&&M.endSN&&M.advanced){var m=this.hls.config.lowLatencyMode,A=M.lastPartSn,I=M.endSN,C=M.lastPartIndex,P=C!==-1,l=A===I,c=m?0:C;P?(S=l?I+1:A,k=l?c:C+1):S=I+1;var s=M.age,g=s+M.ageHeader,R=Math.min(g-M.partTarget,M.targetduration*1.5);if(R>0){if(p&&R>p.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+p.tuneInGoal+" to: "+R+" with playlist age: "+M.age),R=0;else{var D=Math.floor(R/M.targetduration);if(S+=D,k!==void 0){var x=Math.round(R%M.targetduration/M.partTarget);k+=x}this.log("CDN Tune-in age: "+M.ageHeader+"s last advanced "+s.toFixed(2)+"s goal: "+R+" skip sn "+D+" to part "+k)}M.tuneInGoal=R}if(h=this.getDeliveryDirectives(M,w.deliveryDirectives,S,k),m||!l){this.loadPlaylist(h);return}}else h=this.getDeliveryDirectives(M,w.deliveryDirectives,S,k);var T=this.hls.mainForwardBufferInfo,O=T?T.end-T.len:0,$=(M.edge-O)*1e3,H=(0,K.computeReloadInterval)(M,$);M.updated?f>this.requestScheduled+H&&(this.requestScheduled=d.loading.start):this.requestScheduled=-1,S!==void 0&&M.canBlockReload?this.requestScheduled=d.loading.first+H-(M.partTarget*1e3||1e3):this.requestScheduled=(this.requestScheduled===-1?f:this.requestScheduled)+H;var Z=this.requestScheduled-f;Z=Math.max(0,Z),this.log("reload live playlist "+b+" in "+Math.round(Z)+" ms"),this.timer=self.setTimeout(function(){return y.loadPlaylist(h)},Z)}else this.clearTimer()},v.getDeliveryDirectives=function(b,w,p,y){var M=(0,V.getSkipValue)(b,p);return w!=null&&w.skip&&b.deltaUpdateFailed&&(p=w.msn,y=w.part,M=V.HlsSkip.No),new V.HlsUrlParameters(p,y,M)},v.retryLoadingOrFail=function(b){var w=this,p=this.hls.config,y=this.retryCount<p.levelLoadingMaxRetry;if(y){var M;if(this.requestScheduled=-1,this.retryCount++,b.details.indexOf("LoadTimeOut")>-1&&(M=b.context)!==null&&M!==void 0&&M.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+b.details+'"'),this.loadPlaylist();else{var d=Math.min(Math.pow(2,this.retryCount)*p.levelLoadingRetryDelay,p.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return w.loadPlaylist()},d),this.warn("retry playlist loading #"+this.retryCount+" in "+d+' ms after "'+b.details+'"')}}else this.warn('cannot recover from error "'+b.details+'"'),this.clearTimer(),b.fatal=!0;return y},L}()},"./src/controller/base-stream-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{State:()=>P,default:()=>l});var V=B("./src/polyfills/number.ts"),K=B("./src/task-loop.ts"),F=B("./src/controller/fragment-tracker.ts"),i=B("./src/utils/buffer-helper.ts"),U=B("./src/utils/logger.ts"),L=B("./src/events.ts"),v=B("./src/errors.ts"),E=B("./src/types/transmuxer.ts"),b=B("./src/utils/mp4-tools.ts"),w=B("./src/utils/discontinuities.ts"),p=B("./src/controller/fragment-finders.ts"),y=B("./src/controller/level-helper.ts"),M=B("./src/loader/fragment-loader.ts"),d=B("./src/crypt/decrypter.ts"),f=B("./src/utils/time-ranges.ts"),u=B("./src/types/loader.ts");function h(c,s){for(var g=0;g<s.length;g++){var R=s[g];R.enumerable=R.enumerable||!1,R.configurable=!0,"value"in R&&(R.writable=!0),Object.defineProperty(c,k(R.key),R)}}function S(c,s,g){return s&&h(c.prototype,s),g&&h(c,g),Object.defineProperty(c,"prototype",{writable:!1}),c}function k(c){var s=m(c,"string");return typeof s=="symbol"?s:String(s)}function m(c,s){if(typeof c!="object"||c===null)return c;var g=c[Symbol.toPrimitive];if(g!==void 0){var R=g.call(c,s||"default");if(typeof R!="object")return R;throw new TypeError("@@toPrimitive must return a primitive value.")}return(s==="string"?String:Number)(c)}function A(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function I(c,s){c.prototype=Object.create(s.prototype),c.prototype.constructor=c,C(c,s)}function C(c,s){return C=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(R,D){return R.__proto__=D,R},C(c,s)}var P={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},l=function(c){I(s,c);function s(R,D,x,T){var O;return O=c.call(this)||this,O.hls=void 0,O.fragPrevious=null,O.fragCurrent=null,O.fragmentTracker=void 0,O.transmuxer=null,O._state=P.STOPPED,O.media=null,O.mediaBuffer=null,O.config=void 0,O.bitrateTest=!1,O.lastCurrentTime=0,O.nextLoadPosition=0,O.startPosition=0,O.loadedmetadata=!1,O.fragLoadError=0,O.retryDate=0,O.levels=null,O.fragmentLoader=void 0,O.keyLoader=void 0,O.levelLastLoaded=null,O.startFragRequested=!1,O.decrypter=void 0,O.initPTS=[],O.onvseeking=null,O.onvended=null,O.logPrefix="",O.log=void 0,O.warn=void 0,O.logPrefix=T,O.log=U.logger.log.bind(U.logger,T+":"),O.warn=U.logger.warn.bind(U.logger,T+":"),O.hls=R,O.fragmentLoader=new M.default(R.config),O.keyLoader=x,O.fragmentTracker=D,O.config=R.config,O.decrypter=new d.default(R.config),R.on(L.Events.LEVEL_SWITCHING,O.onLevelSwitching,A(O)),O}var g=s.prototype;return g.doTick=function(){this.onTickEnd()},g.onTickEnd=function(){},g.startLoad=function(D){},g.stopLoad=function(){this.fragmentLoader.abort(),this.keyLoader.abort();var D=this.fragCurrent;D&&(D.abortRequests(),this.fragmentTracker.removeFragment(D)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=P.STOPPED},g._streamEnded=function(D,x){if(x.live||D.nextStart||!D.end||!this.media)return!1;var T=x.partList;if(T!=null&&T.length){var O=T[T.length-1],$=i.BufferHelper.isBuffered(this.media,O.start+O.duration/2);return $}var H=x.fragments[x.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(H)},g.getLevelDetails=function(){if(this.levels&&this.levelLastLoaded!==null){var D;return(D=this.levels[this.levelLastLoaded])===null||D===void 0?void 0:D.details}},g.onMediaAttached=function(D,x){var T=this.media=this.mediaBuffer=x.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),T.addEventListener("seeking",this.onvseeking),T.addEventListener("ended",this.onvended);var O=this.config;this.levels&&O.autoStartLoad&&this.state===P.STOPPED&&this.startLoad(O.startPosition)},g.onMediaDetaching=function(){var D=this.media;D!=null&&D.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),D&&this.onvseeking&&this.onvended&&(D.removeEventListener("seeking",this.onvseeking),D.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},g.onMediaSeeking=function(){var D=this.config,x=this.fragCurrent,T=this.media,O=this.mediaBuffer,$=this.state,H=T?T.currentTime:0,Z=i.BufferHelper.bufferInfo(O||T,H,D.maxBufferHole);if(this.log("media seeking to "+((0,V.isFiniteNumber)(H)?H.toFixed(3):H)+", state: "+$),this.state===P.ENDED)this.resetLoadingState();else if(x){var te=D.maxFragLookUpTolerance,J=x.start-te,ie=x.start+x.duration+te;if(!Z.len||ie<Z.start||J>Z.end){var oe=H>ie;(H<J||oe)&&(oe&&x.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),x.abortRequests()),this.resetLoadingState())}}T&&(this.lastCurrentTime=H),!this.loadedmetadata&&!Z.len&&(this.nextLoadPosition=this.startPosition=H),this.tickImmediate()},g.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},g.onLevelSwitching=function(D,x){this.fragLoadError=0},g.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},g.onHandlerDestroyed=function(){this.state=P.STOPPED,this.hls.off(L.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},g.loadFragment=function(D,x,T){this._loadFragForPlayback(D,x,T)},g._loadFragForPlayback=function(D,x,T){var O=this,$=function(Z){if(O.fragContextChanged(D)){O.warn("Fragment "+D.sn+(Z.part?" p: "+Z.part.index:"")+" of level "+D.level+" was dropped during download."),O.fragmentTracker.removeFragment(D);return}D.stats.chunkCount++,O._handleFragmentLoadProgress(Z)};this._doFragLoad(D,x,T,$).then(function(H){if(H){O.fragLoadError=0;var Z=O.state;if(O.fragContextChanged(D)){(Z===P.FRAG_LOADING||!O.fragCurrent&&Z===P.PARSING)&&(O.fragmentTracker.removeFragment(D),O.state=P.IDLE);return}"payload"in H&&(O.log("Loaded fragment "+D.sn+" of level "+D.level),O.hls.trigger(L.Events.FRAG_LOADED,H)),O._handleFragmentLoadComplete(H)}}).catch(function(H){O.state===P.STOPPED||O.state===P.ERROR||(O.warn(H),O.resetFragmentLoading(D))})},g.flushMainBuffer=function(D,x,T){if(T===void 0&&(T=null),!!(D-x)){var O={startOffset:D,endOffset:x,type:T};this.fragLoadError=0,this.hls.trigger(L.Events.BUFFER_FLUSHING,O)}},g._loadInitSegment=function(D,x){var T=this;this._doFragLoad(D,x).then(function(O){if(!O||T.fragContextChanged(D)||!T.levels)throw new Error("init load aborted");return O}).then(function(O){var $=T.hls,H=O.payload,Z=D.decryptdata;if(H&&H.byteLength>0&&Z&&Z.key&&Z.iv&&Z.method==="AES-128"){var te=self.performance.now();return T.decrypter.decrypt(new Uint8Array(H),Z.key.buffer,Z.iv.buffer).then(function(J){var ie=self.performance.now();return $.trigger(L.Events.FRAG_DECRYPTED,{frag:D,payload:J,stats:{tstart:te,tdecrypt:ie}}),O.payload=J,O})}return O}).then(function(O){var $=T.fragCurrent,H=T.hls,Z=T.levels;if(!Z)throw new Error("init load aborted, missing levels");var te=Z[D.level].details;console.assert(te,"Level details are defined when init segment is loaded");var J=D.stats;T.state=P.IDLE,T.fragLoadError=0,D.data=new Uint8Array(O.payload),J.parsing.start=J.buffering.start=self.performance.now(),J.parsing.end=J.buffering.end=self.performance.now(),O.frag===$&&H.trigger(L.Events.FRAG_BUFFERED,{stats:J,frag:$,part:null,id:D.type}),T.tick()}).catch(function(O){T.state===P.STOPPED||T.state===P.ERROR||(T.warn(O),T.resetFragmentLoading(D))})},g.fragContextChanged=function(D){var x=this.fragCurrent;return!D||!x||D.level!==x.level||D.sn!==x.sn||D.urlId!==x.urlId},g.fragBufferedComplete=function(D,x){var T,O,$,H,Z=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+D.type+" sn: "+D.sn+(x?" part: "+x.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+D.level+" (frag:["+((T=D.startPTS)!=null?T:NaN).toFixed(3)+"-"+((O=D.endPTS)!=null?O:NaN).toFixed(3)+"] > buffer:"+(Z?f.default.toString(i.BufferHelper.getBuffered(Z)):"(detached)")+")"),this.state=P.IDLE,Z&&(!this.loadedmetadata&&D.type==u.PlaylistLevelType.MAIN&&Z.buffered.length&&(($=this.fragCurrent)===null||$===void 0?void 0:$.sn)===((H=this.fragPrevious)===null||H===void 0?void 0:H.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},g.seekToStartPos=function(){},g._handleFragmentLoadComplete=function(D){var x=this.transmuxer;if(x){var T=D.frag,O=D.part,$=D.partsLoaded,H=!$||$.length===0||$.some(function(te){return!te}),Z=new E.ChunkMetadata(T.level,T.sn,T.stats.chunkCount+1,0,O?O.index:-1,!H);x.flush(Z)}},g._handleFragmentLoadProgress=function(D){},g._doFragLoad=function(D,x,T,O){var $,H=this;if(T===void 0&&(T=null),!this.levels)throw new Error("frag load aborted, missing levels");var Z=null;if(D.encrypted&&!(($=D.decryptdata)!==null&&$!==void 0&&$.key)?(this.log("Loading key for "+D.sn+" of ["+x.startSN+"-"+x.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+D.level),this.state=P.KEY_LOADING,this.fragCurrent=D,Z=this.keyLoader.load(D).then(function(ue){if(!H.fragContextChanged(ue.frag))return H.hls.trigger(L.Events.KEY_LOADED,ue),H.state===P.KEY_LOADING&&(H.state=P.IDLE),ue}),this.hls.trigger(L.Events.KEY_LOADING,{frag:D}),this.throwIfFragContextChanged("KEY_LOADING")):!D.encrypted&&x.encryptedFragments.length&&this.keyLoader.loadClear(D,x.encryptedFragments),T=Math.max(D.start,T||0),this.config.lowLatencyMode&&x){var te=x.partList;if(te&&O){T>D.end&&x.fragmentHint&&(D=x.fragmentHint);var J=this.getNextPart(te,D,T);if(J>-1){var ie=te[J];return this.log("Loading part sn: "+D.sn+" p: "+ie.index+" cc: "+D.cc+" of playlist ["+x.startSN+"-"+x.endSN+"] parts [0-"+J+"-"+(te.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+D.level+", target: "+parseFloat(T.toFixed(3))),this.nextLoadPosition=ie.start+ie.duration,this.state=P.FRAG_LOADING,this.hls.trigger(L.Events.FRAG_LOADING,{frag:D,part:te[J],targetBufferTime:T}),this.throwIfFragContextChanged("FRAG_LOADING parts"),Z?Z.then(function(ue){return!ue||H.fragContextChanged(ue.frag)?null:H.doFragPartsLoad(D,te,J,O)}).catch(function(ue){return H.handleFragLoadError(ue)}):this.doFragPartsLoad(D,te,J,O).catch(function(ue){return H.handleFragLoadError(ue)})}else if(!D.url||this.loadedEndOfParts(te,T))return Promise.resolve(null)}}this.log("Loading fragment "+D.sn+" cc: "+D.cc+" "+(x?"of ["+x.startSN+"-"+x.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+D.level+", target: "+parseFloat(T.toFixed(3))),(0,V.isFiniteNumber)(D.sn)&&!this.bitrateTest&&(this.nextLoadPosition=D.start+D.duration),this.state=P.FRAG_LOADING,this.hls.trigger(L.Events.FRAG_LOADING,{frag:D,targetBufferTime:T}),this.throwIfFragContextChanged("FRAG_LOADING");var oe=this.config.progressive;return oe&&Z?Z.then(function(ue){return!ue||H.fragContextChanged(ue==null?void 0:ue.frag)?null:H.fragmentLoader.load(D,O)}).catch(function(ue){return H.handleFragLoadError(ue)}):Promise.all([this.fragmentLoader.load(D,oe?O:void 0),Z]).then(function(ue){var Pe=ue[0];return!oe&&Pe&&O&&O(Pe),Pe}).catch(function(ue){return H.handleFragLoadError(ue)})},g.throwIfFragContextChanged=function(D){if(this.fragCurrent===null)throw new Error("frag load aborted, context changed in "+D)},g.doFragPartsLoad=function(D,x,T,O){var $=this;return new Promise(function(H,Z){var te=[],J=function ie(oe){var ue=x[oe];$.fragmentLoader.loadPart(D,ue,O).then(function(Pe){te[ue.index]=Pe;var Ne=Pe.part;$.hls.trigger(L.Events.FRAG_LOADED,Pe);var Ve=x[oe+1];if(Ve&&Ve.fragment===D)ie(oe+1);else return H({frag:D,part:Ne,partsLoaded:te})}).catch(Z)};J(T)})},g.handleFragLoadError=function(D){if("data"in D){var x=D.data;D.data&&x.details===v.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(x.frag,x.part):this.hls.trigger(L.Events.ERROR,x)}else this.hls.trigger(L.Events.ERROR,{type:v.ErrorTypes.OTHER_ERROR,details:v.ErrorDetails.INTERNAL_EXCEPTION,err:D,fatal:!0});return null},g._handleTransmuxerFlush=function(D){var x=this.getCurrentContext(D);if(!x||this.state!==P.PARSING){!this.fragCurrent&&this.state!==P.STOPPED&&this.state!==P.ERROR&&(this.state=P.IDLE);return}var T=x.frag,O=x.part,$=x.level,H=self.performance.now();T.stats.parsing.end=H,O&&(O.stats.parsing.end=H),this.updateLevelTiming(T,O,$,D.partial)},g.getCurrentContext=function(D){var x=this.levels,T=D.level,O=D.sn,$=D.part;if(!x||!x[T])return this.warn("Levels object was unset while buffering fragment "+O+" of level "+T+". The current chunk will not be buffered."),null;var H=x[T],Z=$>-1?(0,y.getPartWith)(H,O,$):null,te=Z?Z.fragment:(0,y.getFragmentWithSN)(H,O,this.fragCurrent);return te?{frag:te,part:Z,level:H}:null},g.bufferFragmentData=function(D,x,T,O){if(!(!D||this.state!==P.PARSING)){var $=D.data1,H=D.data2,Z=$;if($&&H&&(Z=(0,b.appendUint8Array)($,H)),!(!Z||!Z.length)){var te={type:D.type,frag:x,part:T,chunkMeta:O,parent:x.type,data:Z};this.hls.trigger(L.Events.BUFFER_APPENDING,te),D.dropped&&D.independent&&!T&&this.flushBufferGap(x)}}},g.flushBufferGap=function(D){var x=this.media;if(x){if(!i.BufferHelper.isBuffered(x,x.currentTime)){this.flushMainBuffer(0,D.start);return}var T=x.currentTime,O=i.BufferHelper.bufferInfo(x,T,0),$=D.duration,H=Math.min(this.config.maxFragLookUpTolerance*2,$*.25),Z=Math.max(Math.min(D.start-H,O.end-H),T+H);D.start-Z>H&&this.flushMainBuffer(Z,D.start)}},g.getFwdBufferInfo=function(D,x){var T=this.config,O=this.getLoadPosition();if(!(0,V.isFiniteNumber)(O))return null;var $=i.BufferHelper.bufferInfo(D,O,T.maxBufferHole);if($.len===0&&$.nextStart!==void 0){var H=this.fragmentTracker.getBufferedFrag(O,x);if(H&&$.nextStart<H.end)return i.BufferHelper.bufferInfo(D,O,Math.max($.nextStart,T.maxBufferHole))}return $},g.getMaxBufferLength=function(D){var x=this.config,T;return D?T=Math.max(8*x.maxBufferSize/D,x.maxBufferLength):T=x.maxBufferLength,Math.min(T,x.maxMaxBufferLength)},g.reduceMaxBufferLength=function(D){var x=this.config,T=D||x.maxBufferLength;return x.maxMaxBufferLength>=T?(x.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+x.maxMaxBufferLength+"s"),!0):!1},g.getNextFragment=function(D,x){var T=x.fragments,O=T.length;if(!O)return null;var $=this.config,H=T[0].start,Z;if(x.live){var te=$.initialLiveManifestSize;if(O<te)return this.warn("Not enough fragments to start playback (have: "+O+", need: "+te+")"),null;!x.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(Z=this.getInitialLiveFragment(x,T),this.startPosition=Z?this.hls.liveSyncPosition||Z.start:D)}else D<=H&&(Z=T[0]);if(!Z){var J=$.lowLatencyMode?x.partEnd:x.fragmentEnd;Z=this.getFragmentAtPosition(D,J,x)}return this.mapToInitFragWhenRequired(Z)},g.mapToInitFragWhenRequired=function(D){return D!=null&&D.initSegment&&!(D!=null&&D.initSegment.data)&&!this.bitrateTest?D.initSegment:D},g.getNextPart=function(D,x,T){for(var O=-1,$=!1,H=!0,Z=0,te=D.length;Z<te;Z++){var J=D[Z];if(H=H&&!J.independent,O>-1&&T<J.start)break;var ie=J.loaded;ie?O=-1:($||J.independent||H)&&J.fragment===x&&(O=Z),$=ie}return O},g.loadedEndOfParts=function(D,x){var T=D[D.length-1];return T&&x>T.start&&T.loaded},g.getInitialLiveFragment=function(D,x){var T=this.fragPrevious,O=null;if(T){if(D.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+T.programDateTime),O=(0,p.findFragmentByPDT)(x,T.endProgramDateTime,this.config.maxFragLookUpTolerance)),!O){var $=T.sn+1;if($>=D.startSN&&$<=D.endSN){var H=x[$-D.startSN];T.cc===H.cc&&(O=H,this.log("Live playlist, switching playlist, load frag with next SN: "+O.sn))}O||(O=(0,p.findFragWithCC)(x,T.cc),O&&this.log("Live playlist, switching playlist, load frag with same CC: "+O.sn))}}else{var Z=this.hls.liveSyncPosition;Z!==null&&(O=this.getFragmentAtPosition(Z,this.bitrateTest?D.fragmentEnd:D.edge,D))}return O},g.getFragmentAtPosition=function(D,x,T){var O=this.config,$=this.fragPrevious,H=T.fragments,Z=T.endSN,te=T.fragmentHint,J=O.maxFragLookUpTolerance,ie=!!(O.lowLatencyMode&&T.partList&&te);ie&&te&&!this.bitrateTest&&(H=H.concat(te),Z=te.sn);var oe;if(D<x){var ue=D>x-J?0:J;oe=(0,p.findFragmentByPTS)($,H,D,ue)}else oe=H[H.length-1];if(oe){var Pe=oe.sn-T.startSN;if(this.fragmentTracker.getState(oe)===F.FragmentState.OK&&($=oe),$&&oe.sn===$.sn&&!ie){var Ne=$&&oe.level===$.level;if(Ne){var Ve=H[Pe+1];oe.sn<Z&&this.fragmentTracker.getState(Ve)!==F.FragmentState.OK?(this.log("SN "+oe.sn+" just loaded, load next one: "+Ve.sn),oe=Ve):oe=null}}}return oe},g.synchronizeToLiveEdge=function(D){var x=this.config,T=this.media;if(T){var O=this.hls.liveSyncPosition,$=T.currentTime,H=D.fragments[0].start,Z=D.edge,te=$>=H-x.maxFragLookUpTolerance&&$<=Z;if(O!==null&&T.duration>O&&($<O||!te)){var J=x.liveMaxLatencyDuration!==void 0?x.liveMaxLatencyDuration:x.liveMaxLatencyDurationCount*D.targetduration;(!te&&T.readyState<4||$<Z-J)&&(this.loadedmetadata||(this.nextLoadPosition=O),T.readyState&&(this.warn("Playback: "+$.toFixed(3)+" is located too far from the end of live sliding playlist: "+Z+", reset currentTime to : "+O.toFixed(3)),T.currentTime=O))}}},g.alignPlaylists=function(D,x){var T=this.levels,O=this.levelLastLoaded,$=this.fragPrevious,H=O!==null?T[O]:null,Z=D.fragments.length;if(!Z)return this.warn("No fragments in live playlist"),0;var te=D.fragments[0].start,J=!x,ie=D.alignedSliding&&(0,V.isFiniteNumber)(te);if(J||!ie&&!te){(0,w.alignStream)($,H,D);var oe=D.fragments[0].start;return this.log("Live playlist sliding: "+oe.toFixed(2)+" start-sn: "+(x?x.startSN:"na")+"->"+D.startSN+" prev-sn: "+($?$.sn:"na")+" fragments: "+Z),oe}return te},g.waitForCdnTuneIn=function(D){var x=3;return D.live&&D.canBlockReload&&D.partTarget&&D.tuneInGoal>Math.max(D.partHoldBack,D.partTarget*x)},g.setStartPosition=function(D,x){var T=this.startPosition;if(T<x&&(T=-1),T===-1||this.lastCurrentTime===-1){var O=D.startTimeOffset;(0,V.isFiniteNumber)(O)?(T=x+O,O<0&&(T+=D.totalduration),T=Math.min(Math.max(x,T),x+D.totalduration),this.log("Start time offset "+O+" found in playlist, adjust startPosition to "+T),this.startPosition=T):D.live?T=this.hls.liveSyncPosition||x:this.startPosition=T=0,this.lastCurrentTime=T}this.nextLoadPosition=T},g.getLoadPosition=function(){var D=this.media,x=0;return this.loadedmetadata&&D?x=D.currentTime:this.nextLoadPosition&&(x=this.nextLoadPosition),x},g.handleFragLoadAborted=function(D,x){this.transmuxer&&D.sn!=="initSegment"&&D.stats.aborted&&(this.warn("Fragment "+D.sn+(x?" part"+x.index:"")+" of level "+D.level+" was aborted"),this.resetFragmentLoading(D))},g.resetFragmentLoading=function(D){(!this.fragCurrent||!this.fragContextChanged(D)&&this.state!==P.FRAG_LOADING_WAITING_RETRY)&&(this.state=P.IDLE)},g.onFragmentOrKeyLoadError=function(D,x){if(x.fatal){this.stopLoad(),this.state=P.ERROR;return}var T=this.config;if(x.chunkMeta){var O=this.getCurrentContext(x.chunkMeta);O&&(x.frag=O.frag,x.levelRetry=!0,this.fragLoadError=T.fragLoadingMaxRetry)}var $=x.frag;if(!(!$||$.type!==D)){var H=this.fragCurrent;if(console.assert(H&&$.sn===H.sn&&$.level===H.level&&$.urlId===H.urlId,"Frag load error must match current frag to retry"),this.fragLoadError+1<=T.fragLoadingMaxRetry){this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition);var Z=Math.min(Math.pow(2,this.fragLoadError)*T.fragLoadingRetryDelay,T.fragLoadingMaxRetryTimeout);this.warn("Fragment "+$.sn+" of "+D+" "+$.level+" failed to load, retrying in "+Z+"ms"),this.retryDate=self.performance.now()+Z,this.fragLoadError++,this.state=P.FRAG_LOADING_WAITING_RETRY}else x.levelRetry?(D===u.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=P.IDLE):(U.logger.error(x.details+" reaches max retry, redispatch as fatal ..."),x.fatal=!0,this.hls.stopLoad(),this.state=P.ERROR)}},g.afterBufferFlushed=function(D,x,T){if(D){var O=i.BufferHelper.getBuffered(D);this.fragmentTracker.detectEvictedFragments(x,O,T),this.state===P.ENDED&&this.resetLoadingState()}},g.resetLoadingState=function(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=P.IDLE},g.resetStartWhenNotLoaded=function(D){if(!this.loadedmetadata){this.startFragRequested=!1;var x=this.levels?this.levels[D].details:null;x!=null&&x.live?(this.startPosition=-1,this.setStartPosition(x,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}},g.updateLevelTiming=function(D,x,T,O){var $=this,H=T.details;console.assert(!!H,"level.details must be defined");var Z=Object.keys(D.elementaryStreams).reduce(function(te,J){var ie=D.elementaryStreams[J];if(ie){var oe=ie.endPTS-ie.startPTS;if(oe<=0)return $.warn("Could not parse fragment "+D.sn+" "+J+" duration reliably ("+oe+")"),te||!1;var ue=O?0:(0,y.updateFragPTSDTS)(H,D,ie.startPTS,ie.endPTS,ie.startDTS,ie.endDTS);return $.hls.trigger(L.Events.LEVEL_PTS_UPDATED,{details:H,level:T,drift:ue,type:J,frag:D,start:ie.startPTS,end:ie.endPTS}),!0}return te},!1);Z||(this.warn("Found no media in fragment "+D.sn+" of level "+T.id+" resetting transmuxer to fallback to playlist timing"),this.resetTransmuxer()),this.state=P.PARSED,this.hls.trigger(L.Events.FRAG_PARSED,{frag:D,part:x})},g.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},S(s,[{key:"state",get:function(){return this._state},set:function(D){var x=this._state;x!==D&&(this._state=D,this.log(x+"->"+D))}}]),s}(K.default)},"./src/controller/buffer-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>p});var V=B("./src/polyfills/number.ts"),K=B("./src/events.ts"),F=B("./src/utils/logger.ts"),i=B("./src/errors.ts"),U=B("./src/utils/buffer-helper.ts"),L=B("./src/utils/mediasource-helper.ts"),v=B("./src/loader/fragment.ts"),E=B("./src/controller/buffer-operation-queue.ts"),b=(0,L.getMediaSource)(),w=/([ha]vc.)(?:\.[^.,]+)+/,p=function(){function y(d){var f=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var u=f.media,h=f.mediaSource;F.logger.log("[buffer-controller]: Media source opened"),u&&(u.removeEventListener("emptied",f._onMediaEmptied),f.updateMediaElementDuration(),f.hls.trigger(K.Events.MEDIA_ATTACHED,{media:u})),h&&h.removeEventListener("sourceopen",f._onMediaSourceOpen),f.checkPendingTracks()},this._onMediaSourceClose=function(){F.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){F.logger.log("[buffer-controller]: Media source ended")},this._onMediaEmptied=function(){var u=f.media,h=f._objectUrl;u&&u.src!==h&&F.logger.error("Media element src was set while attaching MediaSource ("+h+" > "+u.src+")")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var M=y.prototype;return M.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},M.destroy=function(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null},M.registerListeners=function(){var f=this.hls;f.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),f.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.on(K.Events.BUFFER_RESET,this.onBufferReset,this),f.on(K.Events.BUFFER_APPENDING,this.onBufferAppending,this),f.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),f.on(K.Events.BUFFER_EOS,this.onBufferEos,this),f.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),f.on(K.Events.LEVEL_UPDATED,this.onLevelUpdated,this),f.on(K.Events.FRAG_PARSED,this.onFragParsed,this),f.on(K.Events.FRAG_CHANGED,this.onFragChanged,this)},M.unregisterListeners=function(){var f=this.hls;f.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),f.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),f.off(K.Events.BUFFER_RESET,this.onBufferReset,this),f.off(K.Events.BUFFER_APPENDING,this.onBufferAppending,this),f.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),f.off(K.Events.BUFFER_EOS,this.onBufferEos,this),f.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),f.off(K.Events.LEVEL_UPDATED,this.onLevelUpdated,this),f.off(K.Events.FRAG_PARSED,this.onFragParsed,this),f.off(K.Events.FRAG_CHANGED,this.onFragChanged,this)},M._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new E.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.lastMpegAudioChunk=null},M.onManifestParsed=function(f,u){var h=2;(u.audio&&!u.video||!u.altAudio)&&(h=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=h,this.details=null,F.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},M.onMediaAttaching=function(f,u){var h=this.media=u.media;if(h&&b){var S=this.mediaSource=new b;S.addEventListener("sourceopen",this._onMediaSourceOpen),S.addEventListener("sourceended",this._onMediaSourceEnded),S.addEventListener("sourceclose",this._onMediaSourceClose),h.src=self.URL.createObjectURL(S),this._objectUrl=h.src,h.addEventListener("emptied",this._onMediaEmptied)}},M.onMediaDetaching=function(){var f=this.media,u=this.mediaSource,h=this._objectUrl;if(u){if(F.logger.log("[buffer-controller]: media source detaching"),u.readyState==="open")try{u.endOfStream()}catch(S){F.logger.warn("[buffer-controller]: onMediaDetaching: "+S.message+" while calling endOfStream")}this.onBufferReset(),u.removeEventListener("sourceopen",this._onMediaSourceOpen),u.removeEventListener("sourceended",this._onMediaSourceEnded),u.removeEventListener("sourceclose",this._onMediaSourceClose),f&&(f.removeEventListener("emptied",this._onMediaEmptied),h&&self.URL.revokeObjectURL(h),f.src===h?(f.removeAttribute("src"),f.load()):F.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(K.Events.MEDIA_DETACHED,void 0)},M.onBufferReset=function(){var f=this;this.getSourceBufferTypes().forEach(function(u){var h=f.sourceBuffer[u];try{h&&(f.removeBufferListeners(u),f.mediaSource&&f.mediaSource.removeSourceBuffer(h),f.sourceBuffer[u]=void 0)}catch(S){F.logger.warn("[buffer-controller]: Failed to reset the "+u+" buffer",S)}}),this._initSourceBuffer()},M.onBufferCodecs=function(f,u){var h=this,S=this.getSourceBufferTypes().length;Object.keys(u).forEach(function(k){if(S){var m=h.tracks[k];if(m&&typeof m.buffer.changeType=="function"){var A=u[k],I=A.id,C=A.codec,P=A.levelCodec,l=A.container,c=A.metadata,s=(m.levelCodec||m.codec).replace(w,"$1"),g=(P||C).replace(w,"$1");if(s!==g){var R=l+";codecs="+(P||C);h.appendChangeType(k,R),F.logger.log("[buffer-controller]: switching codec "+s+" to "+g),h.tracks[k]={buffer:m.buffer,codec:C,container:l,levelCodec:P,metadata:c,id:I}}}}else h.pendingTracks[k]=u[k]}),!S&&(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks())},M.appendChangeType=function(f,u){var h=this,S=this.operationQueue,k={execute:function(){var A=h.sourceBuffer[f];A&&(F.logger.log("[buffer-controller]: changing "+f+" sourceBuffer type to "+u),A.changeType(u)),S.shiftAndExecuteNext(f)},onStart:function(){},onComplete:function(){},onError:function(A){F.logger.warn("[buffer-controller]: Failed to change "+f+" SourceBuffer type",A)}};S.append(k,f)},M.onBufferAppending=function(f,u){var h=this,S=this.hls,k=this.operationQueue,m=this.tracks,A=u.data,I=u.type,C=u.frag,P=u.part,l=u.chunkMeta,c=l.buffering[I],s=self.performance.now();c.start=s;var g=C.stats.buffering,R=P?P.stats.buffering:null;g.start===0&&(g.start=s),R&&R.start===0&&(R.start=s);var D=m.audio,x=!1;I==="audio"&&(D==null?void 0:D.container)==="audio/mpeg"&&(x=!this.lastMpegAudioChunk||l.id===1||this.lastMpegAudioChunk.sn!==l.sn,this.lastMpegAudioChunk=l);var T=C.start,O={execute:function(){if(c.executeStart=self.performance.now(),x){var H=h.sourceBuffer[I];if(H){var Z=T-H.timestampOffset;Math.abs(Z)>=.1&&(F.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+T+" (delta: "+Z+") sn: "+C.sn+")"),H.timestampOffset=T)}}h.appendExecutor(A,I)},onStart:function(){},onComplete:function(){var H=self.performance.now();c.executeEnd=c.end=H,g.first===0&&(g.first=H),R&&R.first===0&&(R.first=H);var Z=h.sourceBuffer,te={};for(var J in Z)te[J]=U.BufferHelper.getBuffered(Z[J]);h.appendError=0,h.hls.trigger(K.Events.BUFFER_APPENDED,{type:I,frag:C,part:P,chunkMeta:l,parent:C.type,timeRanges:te})},onError:function(H){F.logger.error("[buffer-controller]: Error encountered while trying to append to the "+I+" SourceBuffer",H);var Z={type:i.ErrorTypes.MEDIA_ERROR,parent:C.type,details:i.ErrorDetails.BUFFER_APPEND_ERROR,err:H,fatal:!1};H.code===DOMException.QUOTA_EXCEEDED_ERR?Z.details=i.ErrorDetails.BUFFER_FULL_ERROR:(h.appendError++,Z.details=i.ErrorDetails.BUFFER_APPEND_ERROR,h.appendError>S.config.appendErrorMaxRetry&&(F.logger.error("[buffer-controller]: Failed "+S.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),Z.fatal=!0,S.stopLoad())),S.trigger(K.Events.ERROR,Z)}};k.append(O,I)},M.onBufferFlushing=function(f,u){var h=this,S=this.operationQueue,k=function(A){return{execute:h.removeExecutor.bind(h,A,u.startOffset,u.endOffset),onStart:function(){},onComplete:function(){h.hls.trigger(K.Events.BUFFER_FLUSHED,{type:A})},onError:function(C){F.logger.warn("[buffer-controller]: Failed to remove from "+A+" SourceBuffer",C)}}};u.type?S.append(k(u.type),u.type):this.getSourceBufferTypes().forEach(function(m){S.append(k(m),m)})},M.onFragParsed=function(f,u){var h=this,S=u.frag,k=u.part,m=[],A=k?k.elementaryStreams:S.elementaryStreams;A[v.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(A[v.ElementaryStreamTypes.AUDIO]&&m.push("audio"),A[v.ElementaryStreamTypes.VIDEO]&&m.push("video"));var I=function(){var P=self.performance.now();S.stats.buffering.end=P,k&&(k.stats.buffering.end=P);var l=k?k.stats:S.stats;h.hls.trigger(K.Events.FRAG_BUFFERED,{frag:S,part:k,stats:l,id:S.type})};m.length===0&&F.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+S.type+" level: "+S.level+" sn: "+S.sn),this.blockBuffers(I,m)},M.onFragChanged=function(f,u){this.flushBackBuffer()},M.onBufferEos=function(f,u){var h=this,S=this.getSourceBufferTypes().reduce(function(k,m){var A=h.sourceBuffer[m];return A&&(!u.type||u.type===m)&&(A.ending=!0,A.ended||(A.ended=!0,F.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),k&&!!(!A||A.ended)},!0);S&&(F.logger.log("[buffer-controller]: Queueing mediaSource.endOfStream()"),this.blockBuffers(function(){h.getSourceBufferTypes().forEach(function(m){var A=h.sourceBuffer[m];A&&(A.ending=!1)});var k=h.mediaSource;if(!k||k.readyState!=="open"){k&&F.logger.info("[buffer-controller]: Could not call mediaSource.endOfStream(). mediaSource.readyState: "+k.readyState);return}F.logger.log("[buffer-controller]: Calling mediaSource.endOfStream()"),k.endOfStream()}))},M.onLevelUpdated=function(f,u){var h=u.details;h.fragments.length&&(this.details=h,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},M.flushBackBuffer=function(){var f=this.hls,u=this.details,h=this.media,S=this.sourceBuffer;if(!(!h||u===null)){var k=this.getSourceBufferTypes();if(k.length){var m=u.live&&f.config.liveBackBufferLength!==null?f.config.liveBackBufferLength:f.config.backBufferLength;if(!(!(0,V.isFiniteNumber)(m)||m<0)){var A=h.currentTime,I=u.levelTargetDuration,C=Math.max(m,I),P=Math.floor(A/I)*I-C;k.forEach(function(l){var c=S[l];if(c){var s=U.BufferHelper.getBuffered(c);if(s.length>0&&P>s.start(0)){if(f.trigger(K.Events.BACK_BUFFER_REACHED,{bufferEnd:P}),u.live)f.trigger(K.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:P});else if(c.ended&&s.end(s.length-1)-A<I*2){F.logger.info("[buffer-controller]: Cannot flush "+l+" back buffer while SourceBuffer is in ended state");return}f.trigger(K.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:P,type:l})}}})}}}},M.updateMediaElementDuration=function(){if(!(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")){var f=this.details,u=this.hls,h=this.media,S=this.mediaSource,k=f.fragments[0].start+f.totalduration,m=h.duration,A=(0,V.isFiniteNumber)(S.duration)?S.duration:0;f.live&&u.config.liveDurationInfinity?(F.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),S.duration=1/0,this.updateSeekableRange(f)):(k>A&&k>m||!(0,V.isFiniteNumber)(m))&&(F.logger.log("[buffer-controller]: Updating Media Source duration to "+k.toFixed(3)),S.duration=k)}},M.updateSeekableRange=function(f){var u=this.mediaSource,h=f.fragments,S=h.length;if(S&&f.live&&u!==null&&u!==void 0&&u.setLiveSeekableRange){var k=Math.max(0,h[0].start),m=Math.max(k,k+f.totalduration);u.setLiveSeekableRange(k,m)}},M.checkPendingTracks=function(){var f=this.bufferCodecEventsExpected,u=this.operationQueue,h=this.pendingTracks,S=Object.keys(h).length;if(S&&!f||S===2){this.createSourceBuffers(h),this.pendingTracks={};var k=this.getSourceBufferTypes();if(k.length===0){this.hls.trigger(K.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}k.forEach(function(m){u.executeNext(m)})}},M.createSourceBuffers=function(f){var u=this.sourceBuffer,h=this.mediaSource;if(!h)throw Error("createSourceBuffers called when mediaSource was null");var S=0;for(var k in f)if(!u[k]){var m=f[k];if(!m)throw Error("source buffer exists for track "+k+", however track does not");var A=m.levelCodec||m.codec,I=m.container+";codecs="+A;F.logger.log("[buffer-controller]: creating sourceBuffer("+I+")");try{var C=u[k]=h.addSourceBuffer(I),P=k;this.addBufferListener(P,"updatestart",this._onSBUpdateStart),this.addBufferListener(P,"updateend",this._onSBUpdateEnd),this.addBufferListener(P,"error",this._onSBUpdateError),this.tracks[k]={buffer:C,codec:A,container:m.container,levelCodec:m.levelCodec,metadata:m.metadata,id:m.id},S++}catch(l){F.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+l.message),this.hls.trigger(K.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:l,mimeType:I})}}S&&this.hls.trigger(K.Events.BUFFER_CREATED,{tracks:this.tracks})},M._onSBUpdateStart=function(f){var u=this.operationQueue,h=u.current(f);h.onStart()},M._onSBUpdateEnd=function(f){var u=this.operationQueue,h=u.current(f);h.onComplete(),u.shiftAndExecuteNext(f)},M._onSBUpdateError=function(f,u){F.logger.error("[buffer-controller]: "+f+" SourceBuffer error",u),this.hls.trigger(K.Events.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var h=this.operationQueue.current(f);h&&h.onError(u)},M.removeExecutor=function(f,u,h){var S=this.media,k=this.mediaSource,m=this.operationQueue,A=this.sourceBuffer,I=A[f];if(!S||!k||!I){F.logger.warn("[buffer-controller]: Attempting to remove from the "+f+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(f);return}var C=(0,V.isFiniteNumber)(S.duration)?S.duration:1/0,P=(0,V.isFiniteNumber)(k.duration)?k.duration:1/0,l=Math.max(0,u),c=Math.min(h,C,P);c>l&&!I.ending?(I.ended=!1,F.logger.log("[buffer-controller]: Removing ["+l+","+c+"] from the "+f+" SourceBuffer"),console.assert(!I.updating,f+" sourceBuffer must not be updating"),I.remove(l,c)):m.shiftAndExecuteNext(f)},M.appendExecutor=function(f,u){var h=this.operationQueue,S=this.sourceBuffer,k=S[u];if(!k){F.logger.warn("[buffer-controller]: Attempting to append to the "+u+" SourceBuffer, but it does not exist"),h.shiftAndExecuteNext(u);return}k.ended=!1,console.assert(!k.updating,u+" sourceBuffer must not be updating"),k.appendBuffer(f)},M.blockBuffers=function(f,u){var h=this;if(u===void 0&&(u=this.getSourceBufferTypes()),!u.length){F.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve().then(f);return}var S=this.operationQueue,k=u.map(function(m){return S.appendBlocker(m)});Promise.all(k).then(function(){f(),u.forEach(function(m){var A=h.sourceBuffer[m];(!A||!A.updating)&&S.shiftAndExecuteNext(m)})})},M.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},M.addBufferListener=function(f,u,h){var S=this.sourceBuffer[f];if(S){var k=h.bind(this,f);this.listeners[f].push({event:u,listener:k}),S.addEventListener(u,k)}},M.removeBufferListeners=function(f){var u=this.sourceBuffer[f];u&&this.listeners[f].forEach(function(h){u.removeEventListener(h.event,h.listener)})},y}()},"./src/controller/buffer-operation-queue.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>K});var V=B("./src/utils/logger.ts"),K=function(){function F(U){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=U}var i=F.prototype;return i.append=function(L,v){var E=this.queues[v];E.push(L),E.length===1&&this.buffers[v]&&this.executeNext(v)},i.insertAbort=function(L,v){var E=this.queues[v];E.unshift(L),this.executeNext(v)},i.appendBlocker=function(L){var v,E=new Promise(function(w){v=w}),b={execute:v,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(b,L),E},i.executeNext=function(L){var v=this.buffers,E=this.queues,b=v[L],w=E[L];if(w.length){var p=w[0];try{p.execute()}catch(y){V.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),p.onError(y),(!b||!b.updating)&&(w.shift(),this.executeNext(L))}}},i.shiftAndExecuteNext=function(L){this.queues[L].shift(),this.executeNext(L)},i.current=function(L){return this.queues[L][0]},F}()},"./src/controller/cap-level-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>v});var V=B("./src/events.ts");function K(E,b){for(var w=0;w<b.length;w++){var p=b[w];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(E,i(p.key),p)}}function F(E,b,w){return b&&K(E.prototype,b),w&&K(E,w),Object.defineProperty(E,"prototype",{writable:!1}),E}function i(E){var b=U(E,"string");return typeof b=="symbol"?b:String(b)}function U(E,b){if(typeof E!="object"||E===null)return E;var w=E[Symbol.toPrimitive];if(w!==void 0){var p=w.call(E,b||"default");if(typeof p!="object")return p;throw new TypeError("@@toPrimitive must return a primitive value.")}return(b==="string"?String:Number)(E)}var L=function(){function E(w){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=w,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var b=E.prototype;return b.setStreamController=function(p){this.streamController=p},b.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},b.registerListeners=function(){var p=this.hls;p.on(V.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.on(V.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.on(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.on(V.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.on(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},b.unregisterListener=function(){var p=this.hls;p.off(V.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.off(V.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.off(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.off(V.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.off(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},b.onFpsDropLevelCapping=function(p,y){E.isLevelAllowed(y.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(y.droppedLevel)},b.onMediaAttaching=function(p,y){this.media=y.media instanceof HTMLVideoElement?y.media:null,this.clientRect=null},b.onManifestParsed=function(p,y){var M=this.hls;this.restrictedLevels=[],this.firstLevel=y.firstLevel,M.config.capLevelToPlayerSize&&y.video&&this.startCapping()},b.onBufferCodecs=function(p,y){var M=this.hls;M.config.capLevelToPlayerSize&&y.video&&this.startCapping()},b.onMediaDetaching=function(){this.stopCapping()},b.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var p=this.hls.levels;if(p.length){var y=this.hls;y.autoLevelCapping=this.getMaxLevel(p.length-1),y.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=y.autoLevelCapping}}},b.getMaxLevel=function(p){var y=this,M=this.hls.levels;if(!M.length)return-1;var d=M.filter(function(f,u){return E.isLevelAllowed(u,y.restrictedLevels)&&u<=p});return this.clientRect=null,E.getMaxLevelByMediaSize(d,this.mediaWidth,this.mediaHeight)},b.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},b.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},b.getDimensions=function(){if(this.clientRect)return this.clientRect;var p=this.media,y={width:0,height:0};if(p){var M=p.getBoundingClientRect();y.width=M.width,y.height=M.height,!y.width&&!y.height&&(y.width=M.right-M.left||p.width||0,y.height=M.bottom-M.top||p.height||0)}return this.clientRect=y,y},E.isLevelAllowed=function(p,y){return y===void 0&&(y=[]),y.indexOf(p)===-1},E.getMaxLevelByMediaSize=function(p,y,M){if(!p||!p.length)return-1;for(var d=function(k,m){return m?k.width!==m.width||k.height!==m.height:!0},f=p.length-1,u=0;u<p.length;u+=1){var h=p[u];if((h.width>=y||h.height>=M)&&d(h,p[u+1])){f=u;break}}return f},F(E,[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var p=1;if(!this.hls.config.ignoreDevicePixelRatio)try{p=self.devicePixelRatio}catch(y){}return p}}]),E}();const v=L},"./src/controller/cmcd-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>M});var V=B("./src/events.ts"),K=B("./src/types/cmcd.ts"),F=B("./src/utils/buffer-helper.ts"),i=B("./src/utils/logger.ts");function U(d,f){for(var u=0;u<f.length;u++){var h=f[u];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(d,v(h.key),h)}}function L(d,f,u){return f&&U(d.prototype,f),u&&U(d,u),Object.defineProperty(d,"prototype",{writable:!1}),d}function v(d){var f=E(d,"string");return typeof f=="symbol"?f:String(f)}function E(d,f){if(typeof d!="object"||d===null)return d;var u=d[Symbol.toPrimitive];if(u!==void 0){var h=u.call(d,f||"default");if(typeof h!="object")return h;throw new TypeError("@@toPrimitive must return a primitive value.")}return(f==="string"?String:Number)(d)}function b(d,f){var u=typeof Symbol!="undefined"&&d[Symbol.iterator]||d["@@iterator"];if(u)return(u=u.call(d)).next.bind(u);if(Array.isArray(d)||(u=w(d))||f&&d&&typeof d.length=="number"){u&&(d=u);var h=0;return function(){return h>=d.length?{done:!0}:{done:!1,value:d[h++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
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0,this.onWaiting=function(){h.initialized&&(h.starved=!0),h.buffering=!0},this.onPlaying=function(){h.initialized||(h.initialized=!0),h.buffering=!1},this.applyPlaylistData=function(m){try{h.apply(m,{ot:K.CMCDObjectType.MANIFEST,su:!h.initialized})}catch(A){i.logger.warn("Could not generate manifest CMCD data.",A)}},this.applyFragmentData=function(m){try{var A=m.frag,I=h.hls.levels[A.level],C=h.getObjectType(A),P={d:A.duration*1e3,ot:C};(C===K.CMCDObjectType.VIDEO||C===K.CMCDObjectType.AUDIO||C==K.CMCDObjectType.MUXED)&&(P.br=I.bitrate/1e3,P.tb=h.getTopBandwidth(C)/1e3,P.bl=h.getBufferLength(C)),h.apply(m,P)}catch(l){i.logger.warn("Could not generate segment CMCD data.",l)}},this.hls=u;var S=this.config=u.config,k=S.cmcd;k!=null&&(S.pLoader=this.createPlaylistLoader(),S.fLoader=this.createFragmentLoader(),this.sid=k.sessionId||d.uuid(),this.cid=k.contentId,this.useHeaders=k.useHeaders===!0,this.registerListeners())}var f=d.prototype;return f.registerListeners=function(){var h=this.hls;h.on(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(V.Events.MEDIA_DETACHED,this.onMediaDetached,this),h.on(V.Events.BUFFER_CREATED,this.onBufferCreated,this)},f.unregisterListeners=function(){var h=this.hls;h.off(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(V.Events.MEDIA_DETACHED,this.onMediaDetached,this),h.off(V.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},f.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},f.onMediaAttached=function(h,S){this.media=S.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},f.onMediaDetached=function(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)},f.onBufferCreated=function(h,S){var k,m;this.audioBuffer=(k=S.tracks.audio)===null||k===void 0?void 0:k.buffer,this.videoBuffer=(m=S.tracks.video)===null||m===void 0?void 0:m.buffer},f.createData=function(){var h;return{v:K.CMCDVersion,sf:K.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(h=this.media)===null||h===void 0?void 0:h.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},f.apply=function(h,S){S===void 0&&(S={}),y(S,this.createData());var k=S.ot===K.CMCDObjectType.INIT||S.ot===K.CMCDObjectType.VIDEO||S.ot===K.CMCDObjectType.MUXED;if(this.starved&&k&&(S.bs=!0,S.su=!0,this.starved=!1),S.su==null&&(S.su=this.buffering),this.useHeaders){var m=d.toHeaders(S);if(!Object.keys(m).length)return;h.headers||(h.headers={}),y(h.headers,m)}else{var A=d.toQuery(S);if(!A)return;h.url=d.appendQueryToUri(h.url,A)}},f.getObjectType=function(h){var S=h.type;if(S==="subtitle")return K.CMCDObjectType.TIMED_TEXT;if(h.sn==="initSegment")return K.CMCDObjectType.INIT;if(S==="audio")return K.CMCDObjectType.AUDIO;if(S==="main")return this.hls.audioTracks.length?K.CMCDObjectType.VIDEO:K.CMCDObjectType.MUXED},f.getTopBandwidth=function(h){var S=0,k,m=this.hls;if(h===K.CMCDObjectType.AUDIO)k=m.audioTracks;else{var A=m.maxAutoLevel,I=A>-1?A+1:m.levels.length;k=m.levels.slice(0,I)}for(var C=b(k),P;!(P=C()).done;){var l=P.value;l.bitrate>S&&(S=l.bitrate)}return S>0?S:NaN},f.getBufferLength=function(h){var S=this.hls.media,k=h===K.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!k||!S)return NaN;var m=F.BufferHelper.bufferInfo(k,S.currentTime,this.config.maxBufferHole);return m.len*1e3},f.createPlaylistLoader=function(){var h=this.config.pLoader,S=this.applyPlaylistData,k=h||this.config.loader;return function(){function m(I){this.loader=void 0,this.loader=new k(I)}var A=m.prototype;return A.destroy=function(){this.loader.destroy()},A.abort=function(){this.loader.abort()},A.load=function(C,P,l){S(C),this.loader.load(C,P,l)},L(m,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),m}()},f.createFragmentLoader=function(){var h=this.config.fLoader,S=this.applyFragmentData,k=h||this.config.loader;return function(){function m(I){this.loader=void 0,this.loader=new k(I)}var A=m.prototype;return A.destroy=function(){this.loader.destroy()},A.abort=function(){this.loader.abort()},A.load=function(C,P,l){S(C),this.loader.load(C,P,l)},L(m,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),m}()},d.uuid=function(){var h=URL.createObjectURL(new Blob),S=h.toString();return URL.revokeObjectURL(h),S.slice(S.lastIndexOf("/")+1)},d.serialize=function(h){for(var S=[],k=function(O){return!Number.isNaN(O)&&O!=null&&O!==""&&O!==!1},m=function(O){return Math.round(O)},A=function(O){return m(O/100)*100},I=function(O){return encodeURIComponent(O)},C={br:m,d:m,bl:A,dl:A,mtp:A,nor:I,rtp:A,tb:m},P=Object.keys(h||{}).sort(),l=b(P),c;!(c=l()).done;){var s=c.value,g=h[s];if(k(g)&&!(s==="v"&&g===1)&&!(s=="pr"&&g===1)){var R=C[s];R&&(g=R(g));var D=typeof g,x=void 0;s==="ot"||s==="sf"||s==="st"?x=s+"="+g:D==="boolean"?x=s:D==="number"?x=s+"="+g:x=s+"="+JSON.stringify(g),S.push(x)}}return S.join(",")},d.toHeaders=function(h){for(var S=Object.keys(h),k={},m=["Object","Request","Session","Status"],A=[{},{},{},{}],I={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},C=0,P=S;C<P.length;C++){var l=P[C],c=I[l]!=null?I[l]:1;A[c][l]=h[l]}for(var s=0;s<A.length;s++){var g=d.serialize(A[s]);g&&(k["CMCD-"+m[s]]=g)}return k},d.toQuery=function(h){return"CMCD="+encodeURIComponent(d.serialize(h))},d.appendQueryToUri=function(h,S){if(!S)return h;var k=h.includes("?")?"&":"?";return""+h+k+S},d}()},"./src/controller/eme-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>C});var V=B("./src/events.ts"),K=B("./src/errors.ts"),F=B("./src/utils/logger.ts"),i=B("./src/utils/mediakeys-helper.ts"),U=B("./src/utils/keysystem-util.ts"),L=B("./src/utils/numeric-encoding-utils.ts"),v=B("./src/loader/level-key.ts"),E=B("./src/utils/hex.ts"),b=B("./src/utils/mp4-tools.ts"),w=B("./node_modules/eventemitter3/index.js"),p=B.n(w);function y(P,l){P.prototype=Object.create(l.prototype),P.prototype.constructor=P,h(P,l)}function M(P){var l=typeof Map=="function"?new Map:void 0;return M=function(s){if(s===null||!u(s))return s;if(typeof s!="function")throw new TypeError("Super expression must either be null or a function");if(typeof l!="undefined"){if(l.has(s))return l.get(s);l.set(s,g)}function g(){return d(s,arguments,S(this).constructor)}return g.prototype=Object.create(s.prototype,{constructor:{value:g,enumerable:!1,writable:!0,configurable:!0}}),h(g,s)},M(P)}function d(P,l,c){return f()?d=Reflect.construct.bind():d=function(g,R,D){var x=[null];x.push.apply(x,R);var T=Function.bind.apply(g,x),O=new T;return D&&h(O,D.prototype),O},d.apply(null,arguments)}function f(){if(typeof Reflect=="undefined"||!Reflect.construct||Reflect.construct.sham)return!1;if(typeof Proxy=="function")return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(P){return!1}}function u(P){return Function.toString.call(P).indexOf("[native code]")!==-1}function h(P,l){return h=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(s,g){return s.__proto__=g,s},h(P,l)}function S(P){return S=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(c){return c.__proto__||Object.getPrototypeOf(c)},S(P)}var k=3,m="[eme]",A=function(){function P(c){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=P.CDMCleanupPromise?[P.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=F.logger.debug.bind(F.logger,m),this.log=F.logger.log.bind(F.logger,m),this.warn=F.logger.warn.bind(F.logger,m),this.error=F.logger.error.bind(F.logger,m),this.hls=c,this.config=c.config,this.registerListeners()}var l=P.prototype;return l.destroy=function(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null},l.registerListeners=function(){this.hls.on(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(V.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(V.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},l.unregisterListeners=function(){this.hls.off(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(V.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(V.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},l.getLicenseServerUrl=function(s){var g=this.config,R=g.drmSystems,D=g.widevineLicenseUrl,x=R[s];if(x)return x.licenseUrl;if(s===i.KeySystems.WIDEVINE&&D)return D;throw new Error('no license server URL configured for key-system "'+s+'"')},l.getServerCertificateUrl=function(s){var g=this.config.drmSystems,R=g[s];if(R)return R.serverCertificateUrl;this.log('No Server Certificate in config.drmSystems["'+s+'"]')},l.attemptKeySystemAccess=function(s){var g=this,R=this.hls.levels,D=function($,H,Z){return!!$&&Z.indexOf($)===H},x=R.map(function(O){return O.audioCodec}).filter(D),T=R.map(function(O){return O.videoCodec}).filter(D);return x.length+T.length===0&&T.push("avc1.42e01e"),new Promise(function(O,$){var H=function Z(te){var J=te.shift();g.getMediaKeysPromise(J,x,T).then(function(ie){return O({keySystem:J,mediaKeys:ie})}).catch(function(ie){te.length?Z(te):ie instanceof I?$(ie):$(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_NO_ACCESS,error:ie,fatal:!0},ie.message))})};H(s)})},l.requestMediaKeySystemAccess=function(s,g){var R=this.config.requestMediaKeySystemAccessFunc;if(typeof R!="function"){var D="Configured requestMediaKeySystemAccess is not a function "+R;return i.requestMediaKeySystemAccess===null&&self.location.protocol==="http:"&&(D="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(D))}return R(s,g)},l.getMediaKeysPromise=function(s,g,R){var D=this,x=(0,i.getSupportedMediaKeySystemConfigurations)(s,g,R,this.config.drmSystemOptions),T=this.keySystemAccessPromises[s],O=T==null?void 0:T.keySystemAccess;if(!O){this.log('Requesting encrypted media "'+s+'" key-system access with config: '+JSON.stringify(x)),O=this.requestMediaKeySystemAccess(s,x);var $=this.keySystemAccessPromises[s]={keySystemAccess:O};return O.catch(function(H){D.log('Failed to obtain access to key-system "'+s+'": '+H)}),O.then(function(H){D.log('Access for key-system "'+H.keySystem+'" obtained');var Z=D.fetchServerCertificate(s);return D.log('Create media-keys for "'+s+'"'),$.mediaKeys=H.createMediaKeys().then(function(te){return D.log('Media-keys created for "'+s+'"'),Z.then(function(J){return J?D.setMediaKeysServerCertificate(te,s,J):te})}),$.mediaKeys.catch(function(te){D.error('Failed to create media-keys for "'+s+'"}: '+te)}),$.mediaKeys})}return O.then(function(){return T.mediaKeys})},l.createMediaKeySessionContext=function(s){var g=s.decryptdata,R=s.keySystem,D=s.mediaKeys;console.assert(!!D,"mediaKeys is defined"),this.log('Creating key-system session "'+R+'" keyId: '+E.default.hexDump(g.keyId||[]));var x=D.createSession(),T={decryptdata:g,keySystem:R,mediaKeys:D,mediaKeysSession:x,keyStatus:"status-pending"};return this.mediaKeySessions.push(T),T},l.renewKeySession=function(s){var g=s.decryptdata;if(g.pssh){var R=this.createMediaKeySessionContext(s),D=this.getKeyIdString(g),x="cenc";this.keyIdToKeySessionPromise[D]=this.generateRequestWithPreferredKeySession(R,x,g.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(s)},l.getKeyIdString=function(s){if(!s)throw new Error("Could not read keyId of undefined decryptdata");if(s.keyId===null)throw new Error("keyId is null");return E.default.hexDump(s.keyId)},l.updateKeySession=function(s,g){var R,D=s.mediaKeysSession;return this.log('Updating key-session "'+D.sessionId+'" for keyID '+E.default.hexDump(((R=s.decryptdata)===null||R===void 0?void 0:R.keyId)||[])+`
} (data length: `+(g&&g.byteLength)+")"),D.update(g)},l.selectKeySystemFormat=function(s){var g=Object.keys(s.levelkeys||{});return this.keyFormatPromise||(this.log("Selecting key-system from fragment (sn: "+s.sn+" "+s.type+": "+s.level+") key formats "+g.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(g)),this.keyFormatPromise},l.getKeyFormatPromise=function(s){var g=this;return new Promise(function(R,D){var x=(0,i.getKeySystemsForConfig)(g.config),T=s.map(i.keySystemFormatToKeySystemDomain).filter(function(O){return!!O&&x.indexOf(O)!==-1});return g.getKeySystemSelectionPromise(T).then(function(O){var $=O.keySystem,H=(0,i.keySystemDomainToKeySystemFormat)($);H?R(H):D(new Error('Unable to find format for key-system "'+$+'"'))}).catch(D)})},l.loadKey=function(s){var g=this,R=s.keyInfo.decryptdata,D=this.getKeyIdString(R),x="(keyId: "+D+' format: "'+R.keyFormat+'" method: '+R.method+" uri: "+R.uri+")";this.log("Starting session for key "+x);var T=this.keyIdToKeySessionPromise[D];return T||(T=this.keyIdToKeySessionPromise[D]=this.getKeySystemForKeyPromise(R).then(function(O){var $=O.keySystem,H=O.mediaKeys;return g.throwIfDestroyed(),g.log("Handle encrypted media sn: "+s.frag.sn+" "+s.frag.type+": "+s.frag.level+" using key "+x),g.attemptSetMediaKeys($,H).then(function(){g.throwIfDestroyed();var Z=g.createMediaKeySessionContext({keySystem:$,mediaKeys:H,decryptdata:R}),te="cenc";return g.generateRequestWithPreferredKeySession(Z,te,R.pssh,"playlist-key")})}),T.catch(function(O){return g.handleError(O)})),T},l.throwIfDestroyed=function(s){if(s===void 0&&(s="Invalid state"),!this.hls)throw new Error("invalid state")},l.handleError=function(s){this.hls&&(this.error(s.message),s instanceof I?this.hls.trigger(V.Events.ERROR,s.data):this.hls.trigger(V.Events.ERROR,{type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_NO_KEYS,error:s,fatal:!0}))},l.getKeySystemForKeyPromise=function(s){var g=this.getKeyIdString(s),R=this.keyIdToKeySessionPromise[g];if(!R){var D=(0,i.keySystemFormatToKeySystemDomain)(s.keyFormat),x=D?[D]:(0,i.getKeySystemsForConfig)(this.config);return this.attemptKeySystemAccess(x)}return R},l.getKeySystemSelectionPromise=function(s){if(s.length||(s=(0,i.getKeySystemsForConfig)(this.config)),s.length===0)throw new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},"Missing key-system license configuration options "+JSON.stringify({drmSystems:this.config.drmSystems}));return this.attemptKeySystemAccess(s)},l._onMediaEncrypted=function(s){var g=this,R=s.initDataType,D=s.initData;if(this.debug('"'+s.type+'" event: init data type: "'+R+'"'),D!==null){var x,T;if(R==="sinf"&&this.config.drmSystems[i.KeySystems.FAIRPLAY]){var O=(0,b.bin2str)(new Uint8Array(D));try{var $=(0,L.base64Decode)(JSON.parse(O).sinf),H=(0,b.parseSinf)(new Uint8Array($));if(!H)return;x=H.subarray(8,24),T=i.KeySystems.FAIRPLAY}catch(Ve){this.warn('Failed to parse sinf "encrypted" event message initData');return}}else{var Z=(0,b.parsePssh)(D);if(Z===null)return;Z.version===0&&Z.systemId===i.KeySystemIds.WIDEVINE&&Z.data&&(x=Z.data.subarray(8,24)),T=(0,i.keySystemIdToKeySystemDomain)(Z.systemId)}if(!(!T||!x)){for(var te=E.default.hexDump(x),J=this.keyIdToKeySessionPromise,ie=this.mediaKeySessions,oe=J[te],ue=function(ot){var Et=ie[ot],it=Et.decryptdata;if(it.pssh||!it.keyId)return"continue";var Ie=E.default.hexDump(it.keyId);if(te===Ie||it.uri.replace(/-/g,"").indexOf(te)!==-1)return oe=J[Ie],delete J[Ie],it.pssh=new Uint8Array(D),it.keyId=x,oe=J[te]=oe.then(function(){return g.generateRequestWithPreferredKeySession(Et,R,D,"encrypted-event-key-match")}),"break"},Pe=0;Pe<ie.length;Pe++){var Ne=ue(Pe);if(Ne!=="continue"&&Ne==="break")break}oe||(oe=J[te]=this.getKeySystemSelectionPromise([T]).then(function(Ve){var ot,Et=Ve.keySystem,it=Ve.mediaKeys;g.throwIfDestroyed();var Ie=new v.LevelKey("ISO-23001-7",te,(ot=(0,i.keySystemDomainToKeySystemFormat)(Et))!=null?ot:"");return Ie.pssh=new Uint8Array(D),Ie.keyId=x,g.attemptSetMediaKeys(Et,it).then(function(){g.throwIfDestroyed();var He=g.createMediaKeySessionContext({decryptdata:Ie,keySystem:Et,mediaKeys:it});return g.generateRequestWithPreferredKeySession(He,R,D,"encrypted-event-no-match")})})),oe.catch(function(Ve){return g.handleError(Ve)})}}},l._onWaitingForKey=function(s){this.log('"'+s.type+'" event')},l.attemptSetMediaKeys=function(s,g){var R=this,D=this.setMediaKeysQueue.slice();this.log('Setting media-keys for "'+s+'"');var x=Promise.all(D).then(function(){if(!R.media)throw new Error("Attempted to set mediaKeys without media element attached");return R.media.setMediaKeys(g)});return this.setMediaKeysQueue.push(x),x.then(function(){R.log('Media-keys set for "'+s+'"'),D.push(x),R.setMediaKeysQueue=R.setMediaKeysQueue.filter(function(T){return D.indexOf(T)===-1})})},l.generateRequestWithPreferredKeySession=function(s,g,R,D){var x,T,O=this,$=(x=this.config.drmSystems)===null||x===void 0||(T=x[s.keySystem])===null||T===void 0?void 0:T.generateRequest;if($)try{var H=$.call(this.hls,g,R,s);if(!H)throw new Error("Invalid response from configured generateRequest filter");g=H.initDataType,R=s.decryptdata.pssh=H.initData?new Uint8Array(H.initData):null}catch(oe){var Z;if(this.warn(oe.message),(Z=this.hls)!==null&&Z!==void 0&&Z.config.debug)throw oe}if(R===null)return this.log('Skipping key-session request for "'+D+'" (no initData)'),Promise.resolve(s);var te=this.getKeyIdString(s.decryptdata);this.log('Generating key-session request for "'+D+'": '+te+" (init data type: "+g+" length: "+(R?R.byteLength:null)+")");var J=new(p());s.mediaKeysSession.onmessage=function(oe){var ue=s.mediaKeysSession;if(!ue){J.emit("error",new Error("invalid state"));return}var Pe=oe.messageType,Ne=oe.message;O.log('"'+Pe+'" message event for session "'+ue.sessionId+'" message size: '+Ne.byteLength),Pe==="license-request"||Pe==="license-renewal"?O.renewLicense(s,Ne).catch(function(Ve){O.handleError(Ve),J.emit("error",Ve)}):Pe==="license-release"?s.keySystem===i.KeySystems.FAIRPLAY&&(O.updateKeySession(s,(0,U.strToUtf8array)("acknowledged")),O.removeSession(s)):O.warn('unhandled media key message type "'+Pe+'"')},s.mediaKeysSession.onkeystatuseschange=function(oe){var ue=s.mediaKeysSession;if(!ue){J.emit("error",new Error("invalid state"));return}O.onKeyStatusChange(s);var Pe=s.keyStatus;J.emit("keyStatus",Pe),Pe==="expired"&&(O.warn(s.keySystem+" expired for key "+te),O.renewKeySession(s))};var ie=new Promise(function(oe,ue){J.on("error",ue),J.on("keyStatus",function(Pe){Pe.startsWith("usable")?oe():Pe==="output-restricted"?ue(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):Pe==="internal-error"?ue(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},'key status changed to "'+Pe+'"')):Pe==="expired"?ue(new Error("key expired while generating request")):O.warn('unhandled key status change "'+Pe+'"')})});return s.mediaKeysSession.generateRequest(g,R).then(function(){var oe;O.log('Request generated for key-session "'+((oe=s.mediaKeysSession)===null||oe===void 0?void 0:oe.sessionId)+'" keyId: '+te)}).catch(function(oe){throw new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_NO_SESSION,error:oe,fatal:!1},"Error generating key-session request: "+oe)}).then(function(){return ie}).catch(function(oe){throw J.removeAllListeners(),O.removeSession(s),oe}).then(function(){return J.removeAllListeners(),s})},l.onKeyStatusChange=function(s){var g=this;s.mediaKeysSession.keyStatuses.forEach(function(R,D){g.log('key status change "'+R+'" for keyStatuses keyId: '+E.default.hexDump("buffer"in D?new Uint8Array(D.buffer,D.byteOffset,D.byteLength):new Uint8Array(D))+" session keyId: "+E.default.hexDump(new Uint8Array(s.decryptdata.keyId||[]))+" uri: "+s.decryptdata.uri),s.keyStatus=R})},l.fetchServerCertificate=function(s){var g=this;return new Promise(function(R,D){var x=g.getServerCertificateUrl(s);if(!x)return R();g.log('Fetching serverCertificate for "'+s+'"');var T=new XMLHttpRequest;T.open("GET",x,!0),T.responseType="arraybuffer",T.onreadystatechange=function(){T.readyState===XMLHttpRequest.DONE&&(T.status===200?R(T.response):D(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:T},'"'+s+'" certificate request XHR failed ('+x+"). Status: "+T.status+" ("+T.statusText+")")))},T.send()})},l.setMediaKeysServerCertificate=function(s,g,R){var D=this;return new Promise(function(x,T){s.setServerCertificate(R).then(function(O){D.log("setServerCertificate "+(O?"success":"not supported by CDM")+" ("+(R==null?void 0:R.byteLength)+') on "'+g+'"'),x(s)}).catch(function(O){T(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:O,fatal:!0},O.message))})})},l.renewLicense=function(s,g){var R=this;return this.requestLicense(s,new Uint8Array(g)).then(function(D){return R.updateKeySession(s,new Uint8Array(D)).catch(function(x){throw new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:x,fatal:!0},x.message)})})},l.setupLicenseXHR=function(s,g,R,D){var x=this,T=this.config.licenseXhrSetup;return T?Promise.resolve().then(function(){if(!R.decryptdata)throw new Error("Key removed");return T.call(x.hls,s,g,R,D)}).catch(function(O){if(!R.decryptdata)throw O;return s.open("POST",g,!0),T.call(x.hls,s,g,R,D)}).then(function(O){s.readyState||s.open("POST",g,!0);var $=O||D;return{xhr:s,licenseChallenge:$}}):(s.open("POST",g,!0),Promise.resolve({xhr:s,licenseChallenge:D}))},l.requestLicense=function(s,g){var R=this;return new Promise(function(D,x){var T=R.getLicenseServerUrl(s.keySystem);R.log("Sending license request to URL: "+T);var O=new XMLHttpRequest;O.responseType="arraybuffer",O.onreadystatechange=function(){if(!R.hls||!s.mediaKeysSession)return x(new Error("invalid state"));if(O.readyState===4)if(O.status===200){R._requestLicenseFailureCount=0;var $=O.response;R.log("License received "+($ instanceof ArrayBuffer?$.byteLength:$));var H=R.config.licenseResponseCallback;if(H)try{$=H.call(R.hls,O,T,s)}catch(te){R.error(te)}D($)}else if(R._requestLicenseFailureCount++,R._requestLicenseFailureCount>k||O.status>=400&&O.status<500)x(new I({type:K.ErrorTypes.KEY_SYSTEM_ERROR,details:K.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:O},"License Request XHR failed ("+T+"). Status: "+O.status+" ("+O.statusText+")"));else{var Z=k-R._requestLicenseFailureCount+1;R.warn("Retrying license request, "+Z+" attempts left"),R.requestLicense(s,g).then(D,x)}},s.licenseXhr&&s.licenseXhr.readyState!==XMLHttpRequest.DONE&&s.licenseXhr.abort(),s.licenseXhr=O,R.setupLicenseXHR(O,T,s,g).then(function($){var H=$.xhr,Z=$.licenseChallenge;H.send(Z)})})},l.onMediaAttached=function(s,g){if(this.config.emeEnabled){var R=g.media;this.media=R,R.addEventListener("encrypted",this.onMediaEncrypted),R.addEventListener("waitingforkey",this.onWaitingForKey)}},l.onMediaDetached=function(){var s=this,g=this.media,R=this.mediaKeySessions;g&&(g.removeEventListener("encrypted",this.onMediaEncrypted),g.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},v.LevelKey.clearKeyUriToKeyIdMap();var D=R.length;P.CDMCleanupPromise=Promise.all(R.map(function(x){return s.removeSession(x)}).concat(g==null?void 0:g.setMediaKeys(null).catch(function(x){s.log("Could not clear media keys: "+x+". media.src: "+(g==null?void 0:g.src))}))).then(function(){D&&(s.log("finished closing key sessions and clearing media keys"),R.length=0)}).catch(function(x){s.log("Could not close sessions and clear media keys: "+x+". media.src: "+(g==null?void 0:g.src))})},l.onManifestLoaded=function(s,g){var R=g.sessionKeys;if(!(!R||!this.config.emeEnabled)&&!this.keyFormatPromise){var D=R.reduce(function(x,T){return x.indexOf(T.keyFormat)===-1&&x.push(T.keyFormat),x},[]);this.log("Selecting key-system from session-keys "+D.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(D)}},l.removeSession=function(s){var g=this,R=s.mediaKeysSession,D=s.licenseXhr;if(R){this.log("Remove licenses and keys and close session "+R.sessionId),R.onmessage=null,R.onkeystatuseschange=null,D&&D.readyState!==XMLHttpRequest.DONE&&D.abort(),s.mediaKeysSession=s.decryptdata=s.licenseXhr=void 0;var x=this.mediaKeySessions.indexOf(s);return x>-1&&this.mediaKeySessions.splice(x,1),R.remove().catch(function(T){g.log("Could not remove session: "+T)}).then(function(){return R.close()}).catch(function(T){g.log("Could not close session: "+T)})}},P}();A.CDMCleanupPromise=void 0;var I=function(P){y(l,P);function l(c,s){var g;return g=P.call(this,s)||this,g.data=void 0,g.data=c,c.err=c.error,g}return l}(M(Error));const C=A},"./src/controller/fps-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>i});var V=B("./src/events.ts"),K=B("./src/utils/logger.ts"),F=function(){function U(v){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=v,this.registerListeners()}var L=U.prototype;return L.setStreamController=function(E){this.streamController=E},L.registerListeners=function(){this.hls.on(V.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},L.unregisterListeners=function(){this.hls.off(V.Events.MEDIA_ATTACHING,this.onMediaAttaching)},L.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},L.onMediaAttaching=function(E,b){var w=this.hls.config;if(w.capLevelOnFPSDrop){var p=b.media instanceof self.HTMLVideoElement?b.media:null;this.media=p,p&&typeof p.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),w.fpsDroppedMonitoringPeriod)}},L.checkFPS=function(E,b,w){var p=performance.now();if(b){if(this.lastTime){var y=p-this.lastTime,M=w-this.lastDroppedFrames,d=b-this.lastDecodedFrames,f=1e3*M/y,u=this.hls;if(u.trigger(V.Events.FPS_DROP,{currentDropped:M,currentDecoded:d,totalDroppedFrames:w}),f>0&&M>u.config.fpsDroppedMonitoringThreshold*d){var h=u.currentLevel;K.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(u.autoLevelCapping===-1||u.autoLevelCapping>=h)&&(h=h-1,u.trigger(V.Events.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:u.currentLevel}),u.autoLevelCapping=h,this.streamController.nextLevelSwitch())}}this.lastTime=p,this.lastDroppedFrames=w,this.lastDecodedFrames=b}},L.checkFPSInterval=function(){var E=this.media;if(E)if(this.isVideoPlaybackQualityAvailable){var b=E.getVideoPlaybackQuality();this.checkFPS(E,b.totalVideoFrames,b.droppedVideoFrames)}else this.checkFPS(E,E.webkitDecodedFrameCount,E.webkitDroppedFrameCount)},U}();const i=F},"./src/controller/fragment-finders.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{findFragWithCC:()=>v,findFragmentByPDT:()=>F,findFragmentByPTS:()=>i,fragmentWithinToleranceTest:()=>U,pdtWithinToleranceTest:()=>L});var V=B("./src/polyfills/number.ts"),K=B("./src/utils/binary-search.ts");function F(E,b,w){if(b===null||!Array.isArray(E)||!E.length||!(0,V.isFiniteNumber)(b))return null;var p=E[0].programDateTime;if(b<(p||0))return null;var y=E[E.length-1].endProgramDateTime;if(b>=(y||0))return null;w=w||0;for(var M=0;M<E.length;++M){var d=E[M];if(L(b,w,d))return d}return null}function i(E,b,w,p){w===void 0&&(w=0),p===void 0&&(p=0);var y=null;if(E?y=b[E.sn-b[0].sn+1]||null:w===0&&b[0].start===0&&(y=b[0]),y&&U(w,p,y)===0)return y;var M=K.default.search(b,U.bind(null,w,p));return M&&(M!==E||!y)?M:y}function U(E,b,w){if(E===void 0&&(E=0),b===void 0&&(b=0),w.start<=E&&w.start+w.duration>E)return 0;var p=Math.min(b,w.duration+(w.deltaPTS?w.deltaPTS:0));return w.start+w.duration-p<=E?1:w.start-p>E&&w.start?-1:0}function L(E,b,w){var p=Math.min(b,w.duration+(w.deltaPTS?w.deltaPTS:0))*1e3,y=w.endProgramDateTime||0;return y-p>E}function v(E,b){return K.default.search(E,function(w){return w.cc<b?1:w.cc>b?-1:0})}},"./src/controller/fragment-tracker.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{FragmentState:()=>F,FragmentTracker:()=>i});var V=B("./src/events.ts"),K=B("./src/types/loader.ts"),F;(function(v){v.NOT_LOADED="NOT_LOADED",v.APPENDING="APPENDING",v.PARTIAL="PARTIAL",v.OK="OK"})(F||(F={}));var i=function(){function v(b){this.activeFragment=null,this.activeParts=null,this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=b,this._registerListeners()}var E=v.prototype;return E._registerListeners=function(){var w=this.hls;w.on(V.Events.BUFFER_APPENDED,this.onBufferAppended,this),w.on(V.Events.FRAG_BUFFERED,this.onFragBuffered,this),w.on(V.Events.FRAG_LOADED,this.onFragLoaded,this)},E._unregisterListeners=function(){var w=this.hls;w.off(V.Events.BUFFER_APPENDED,this.onBufferAppended,this),w.off(V.Events.FRAG_BUFFERED,this.onFragBuffered,this),w.off(V.Events.FRAG_LOADED,this.onFragLoaded,this)},E.destroy=function(){this._unregisterListeners(),this.fragments=this.endListFragments=this.timeRanges=this.activeFragment=this.activeParts=null},E.getAppendedFrag=function(w,p){if(p===K.PlaylistLevelType.MAIN){var y=this.activeFragment,M=this.activeParts;if(!y)return null;if(M)for(var d=M.length;d--;){var f=M[d],u=f?f.end:y.appendedPTS;if(f.start<=w&&u!==void 0&&w<=u)return d>9&&(this.activeParts=M.slice(d-9)),f}else if(y.start<=w&&y.appendedPTS!==void 0&&w<=y.appendedPTS)return y}return this.getBufferedFrag(w,p)},E.getBufferedFrag=function(w,p){for(var y=this.fragments,M=Object.keys(y),d=M.length;d--;){var f=y[M[d]];if((f==null?void 0:f.body.type)===p&&f.buffered){var u=f.body;if(u.start<=w&&w<=u.end)return u}}return null},E.detectEvictedFragments=function(w,p,y){var M=this;this.timeRanges&&(this.timeRanges[w]=p),Object.keys(this.fragments).forEach(function(d){var f=M.fragments[d];if(f){if(!f.buffered&&!f.loaded){f.body.type===y&&M.removeFragment(f.body);return}var u=f.range[w];u&&u.time.some(function(h){var S=!M.isTimeBuffered(h.startPTS,h.endPTS,p);return S&&M.removeFragment(f.body),S})}})},E.detectPartialFragments=function(w){var p=this,y=this.timeRanges,M=w.frag,d=w.part;if(!(!y||M.sn==="initSegment")){var f=L(M),u=this.fragments[f];u&&(Object.keys(y).forEach(function(h){var S=M.elementaryStreams[h];if(S){var k=y[h],m=d!==null||S.partial===!0;u.range[h]=p.getBufferedTimes(M,d,m,k)}}),u.loaded=null,Object.keys(u.range).length?(u.buffered=!0,u.body.endList&&(this.endListFragments[u.body.type]=u)):this.removeFragment(u.body))}},E.fragBuffered=function(w){var p=L(w),y=this.fragments[p];y&&(y.loaded=null,y.buffered=!0)},E.getBufferedTimes=function(w,p,y,M){for(var d={time:[],partial:y},f=p?p.start:w.start,u=p?p.end:w.end,h=w.minEndPTS||u,S=w.maxStartPTS||f,k=0;k<M.length;k++){var m=M.start(k)-this.bufferPadding,A=M.end(k)+this.bufferPadding;if(S>=m&&h<=A){d.time.push({startPTS:Math.max(f,M.start(k)),endPTS:Math.min(u,M.end(k))});break}else if(f<A&&u>m)d.partial=!0,d.time.push({startPTS:Math.max(f,M.start(k)),endPTS:Math.min(u,M.end(k))});else if(u<=m)break}return d},E.getPartialFragment=function(w){var p=null,y,M,d,f=0,u=this.bufferPadding,h=this.fragments;return Object.keys(h).forEach(function(S){var k=h[S];k&&U(k)&&(M=k.body.start-u,d=k.body.end+u,w>=M&&w<=d&&(y=Math.min(w-M,d-w),f<=y&&(p=k.body,f=y)))}),p},E.isEndListAppended=function(w){var p=this.endListFragments[w];return p!==void 0&&(p.buffered||U(p))},E.getState=function(w){var p=L(w),y=this.fragments[p];return y?y.buffered?U(y)?F.PARTIAL:F.OK:F.APPENDING:F.NOT_LOADED},E.isTimeBuffered=function(w,p,y){for(var M,d,f=0;f<y.length;f++){if(M=y.start(f)-this.bufferPadding,d=y.end(f)+this.bufferPadding,w>=M&&p<=d)return!0;if(p<=M)return!1}return!1},E.onFragLoaded=function(w,p){var y=p.frag,M=p.part;if(!(y.sn==="initSegment"||y.bitrateTest||M)){var d=L(y);this.fragments[d]={body:y,loaded:p,buffered:!1,range:Object.create(null)}}},E.onBufferAppended=function(w,p){var y=this,M=p.frag,d=p.part,f=p.timeRanges;if(M.type===K.PlaylistLevelType.MAIN)if(this.activeFragment!==M&&(this.activeFragment=M,M.appendedPTS=void 0),d){var u=this.activeParts;u||(this.activeParts=u=[]),u.push(d)}else this.activeParts=null;this.timeRanges=f,Object.keys(f).forEach(function(h){var S=f[h];if(y.detectEvictedFragments(h,S),!d&&M.type===K.PlaylistLevelType.MAIN){var k=M.elementaryStreams[h];if(!k)return;for(var m=0;m<S.length;m++){var A=S.end(m);A<=k.endPTS&&A>k.startPTS?M.appendedPTS=Math.max(A,M.appendedPTS||0):M.appendedPTS=k.endPTS}}})},E.onFragBuffered=function(w,p){this.detectPartialFragments(p)},E.hasFragment=function(w){var p=L(w);return!!this.fragments[p]},E.removeFragmentsInRange=function(w,p,y){var M=this;Object.keys(this.fragments).forEach(function(d){var f=M.fragments[d];if(f&&f.buffered){var u=f.body;u.type===y&&u.start<p&&u.end>w&&M.removeFragment(u)}})},E.removeFragment=function(w){var p=L(w);w.stats.loaded=0,w.clearElementaryStreamInfo(),w.appendedPTS=void 0,delete this.fragments[p],w.endList&&delete this.endListFragments[w.type]},E.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activeFragment=null,this.activeParts=null},v}();function U(v){var E,b;return v.buffered&&(((E=v.range.video)===null||E===void 0?void 0:E.partial)||((b=v.range.audio)===null||b===void 0?void 0:b.partial))}function L(v){return v.type+"_"+v.level+"_"+v.urlId+"_"+v.sn}},"./src/controller/gap-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{MAX_START_GAP_JUMP:()=>L,SKIP_BUFFER_HOLE_STEP_SECONDS:()=>v,SKIP_BUFFER_RANGE_START:()=>E,STALL_MINIMUM_DURATION_MS:()=>U,default:()=>b});var V=B("./src/utils/buffer-helper.ts"),K=B("./src/errors.ts"),F=B("./src/events.ts"),i=B("./src/utils/logger.ts"),U=250,L=2,v=.1,E=.05,b=function(){function w(y,M,d,f){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=y,this.media=M,this.fragmentTracker=d,this.hls=f}var p=w.prototype;return p.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},p.poll=function(M,d){var f=this.config,u=this.media,h=this.stalled;if(u!==null){var S=u.currentTime,k=u.seeking,m=this.seeking&&!k,A=!this.seeking&&k;if(this.seeking=k,S!==M){if(this.moved=!0,h!==null){if(this.stallReported){var I=self.performance.now()-h;i.logger.warn("playback not stuck anymore @"+S+", after "+Math.round(I)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((A||m)&&(this.stalled=null),!(u.paused&&!k||u.ended||u.playbackRate===0||!V.BufferHelper.getBuffered(u).length)){var C=V.BufferHelper.bufferInfo(u,S,0),P=C.len>0,l=C.nextStart||0;if(!(!P&&!l)){if(k){var c=C.len>L,s=!l||d&&d.start<=S||l-S>L&&!this.fragmentTracker.getPartialFragment(S);if(c||s)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,R=Math.max(l,C.start||0)-S,D=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,x=D==null||(g=D.details)===null||g===void 0?void 0:g.live,T=x?D.details.targetduration*2:L;if(R>0&&R<=T){this._trySkipBufferHole(null);return}}var O=self.performance.now();if(h===null){this.stalled=O;return}var $=O-h;if(!(!k&&$>=U&&(this._reportStall(C),!this.media))){var H=V.BufferHelper.bufferInfo(u,S,f.maxBufferHole);this._tryFixBufferStall(H,$)}}}}},p._tryFixBufferStall=function(M,d){var f=this.config,u=this.fragmentTracker,h=this.media;if(h!==null){var S=h.currentTime,k=u.getPartialFragment(S);if(k){var m=this._trySkipBufferHole(k);if(m||!this.media)return}M.len>f.maxBufferHole&&d>f.highBufferWatchdogPeriod*1e3&&(i.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},p._reportStall=function(M){var d=this.hls,f=this.media,u=this.stallReported;!u&&f&&(this.stallReported=!0,i.logger.warn("Playback stalling at @"+f.currentTime+" due to low buffer ("+JSON.stringify(M)+")"),d.trigger(F.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:M.len}))},p._trySkipBufferHole=function(M){var d=this.config,f=this.hls,u=this.media;if(u===null)return 0;for(var h=u.currentTime,S=0,k=V.BufferHelper.getBuffered(u),m=0;m<k.length;m++){var A=k.start(m);if(h+d.maxBufferHole>=S&&h<A){var I=Math.max(A+E,u.currentTime+v);return i.logger.warn("skipping hole, adjusting currentTime from "+h+" to "+I),this.moved=!0,this.stalled=null,u.currentTime=I,M&&f.trigger(F.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+h+" to "+I,frag:M}),I}S=k.end(m)}return 0},p._tryNudgeBuffer=function(){var M=this.config,d=this.hls,f=this.media,u=this.nudgeRetry;if(f!==null){var h=f.currentTime;if(this.nudgeRetry++,u<M.nudgeMaxRetry){var S=h+(u+1)*M.nudgeOffset;i.logger.warn("Nudging 'currentTime' from "+h+" to "+S),f.currentTime=S,d.trigger(F.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else i.logger.error("Playhead still not moving while enough data buffered @"+h+" after "+M.nudgeMaxRetry+" nudges"),d.trigger(F.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})}},w}()},"./src/controller/id3-track-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>M});var V=B("./src/polyfills/number.ts"),K=B("./src/events.ts"),F=B("./src/utils/texttrack-utils.ts"),i=B("./src/demux/id3.ts"),U=B("./src/loader/date-range.ts"),L=B("./src/types/demuxer.ts"),v=.25;function E(){return self.WebKitDataCue||self.VTTCue||self.TextTrackCue}var b=function(){var d=E();try{new d(0,Number.POSITIVE_INFINITY,"")}catch(f){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function w(d,f){return d.getTime()/1e3-f}function p(d){return Uint8Array.from(d.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer}var y=function(){function d(u){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=u,this._registerListeners()}var f=d.prototype;return f.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},f._registerListeners=function(){var h=this.hls;h.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),h.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),h.on(K.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},f._unregisterListeners=function(){var h=this.hls;h.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),h.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),h.off(K.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},f.onMediaAttached=function(h,S){this.media=S.media},f.onMediaDetaching=function(){this.id3Track&&((0,F.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},f.onManifestLoading=function(){this.dateRangeCuesAppended={}},f.createTrack=function(h){var S=this.getID3Track(h.textTracks);return S.mode="hidden",S},f.getID3Track=function(h){if(this.media){for(var S=0;S<h.length;S++){var k=h[S];if(k.kind==="metadata"&&k.label==="id3")return(0,F.sendAddTrackEvent)(k,this.media),k}return this.media.addTextTrack("metadata","id3")}},f.onFragParsingMetadata=function(h,S){if(this.media){var k=this.hls.config,m=k.enableEmsgMetadataCues,A=k.enableID3MetadataCues;if(!(!m&&!A)){var I=S.samples;this.id3Track||(this.id3Track=this.createTrack(this.media));for(var C=E(),P=0;P<I.length;P++){var l=I[P].type;if(!(l===L.MetadataSchema.emsg&&!m||!A)){var c=i.getID3Frames(I[P].data);if(c){var s=I[P].pts,g=s+I[P].duration;g>b&&(g=b);var R=g-s;R<=0&&(g=s+v);for(var D=0;D<c.length;D++){var x=c[D];if(!i.isTimeStampFrame(x)){this.updateId3CueEnds(s);var T=new C(s,g,"");T.value=x,l&&(T.type=l),this.id3Track.addCue(T)}}}}}}}},f.updateId3CueEnds=function(h){var S,k=(S=this.id3Track)===null||S===void 0?void 0:S.cues;if(k)for(var m=k.length;m--;){var A=k[m];A.startTime<h&&A.endTime===b&&(A.endTime=h)}},f.onBufferFlushing=function(h,S){var k=S.startOffset,m=S.endOffset,A=S.type,I=this.id3Track,C=this.hls;if(C){var P=C.config,l=P.enableEmsgMetadataCues,c=P.enableID3MetadataCues;if(I&&(l||c)){var s;A==="audio"?s=function(R){return R.type===L.MetadataSchema.audioId3&&c}:A==="video"?s=function(R){return R.type===L.MetadataSchema.emsg&&l}:s=function(R){return R.type===L.MetadataSchema.audioId3&&c||R.type===L.MetadataSchema.emsg&&l},(0,F.removeCuesInRange)(I,k,m,s)}}},f.onLevelUpdated=function(h,S){var k=this,m=S.details;if(!(!this.media||!m.hasProgramDateTime||!this.hls.config.enableDateRangeMetadataCues)){var A=this.dateRangeCuesAppended,I=this.id3Track,C=m.dateRanges,P=Object.keys(C);if(I)for(var l=Object.keys(A).filter(function(O){return!P.includes(O)}),c=function($){var H=l[$];Object.keys(A[H].cues).forEach(function(Z){I.removeCue(A[H].cues[Z])}),delete A[H]},s=l.length;s--;)c(s);var g=m.fragments[m.fragments.length-1];if(!(P.length===0||!(0,V.isFiniteNumber)(g==null?void 0:g.programDateTime))){this.id3Track||(this.id3Track=this.createTrack(this.media));for(var R=g.programDateTime/1e3-g.start,D=E(),x=function($){var H=P[$],Z=C[H],te=A[H],J=(te==null?void 0:te.cues)||{},ie=(te==null?void 0:te.durationKnown)||!1,oe=w(Z.startDate,R),ue=b,Pe=Z.endDate;if(Pe)ue=w(Pe,R),ie=!0;else if(Z.endOnNext&&!ie){var Ne=P.reduce(function(He,ht){var ft=C[ht];return ft.class===Z.class&&ft.id!==ht&&ft.startDate>Z.startDate&&He.push(ft),He},[]).sort(function(He,ht){return He.startDate.getTime()-ht.startDate.getTime()})[0];Ne&&(ue=w(Ne.startDate,R),ie=!0)}for(var Ve=Object.keys(Z.attr),ot=0;ot<Ve.length;ot++){var Et=Ve[ot];if(!(Et===U.DateRangeAttribute.ID||Et===U.DateRangeAttribute.CLASS||Et===U.DateRangeAttribute.START_DATE||Et===U.DateRangeAttribute.DURATION||Et===U.DateRangeAttribute.END_DATE||Et===U.DateRangeAttribute.END_ON_NEXT)){var it=J[Et];if(it)ie&&!te.durationKnown&&(it.endTime=ue);else{var Ie=Z.attr[Et];it=new D(oe,ue,""),(Et===U.DateRangeAttribute.SCTE35_OUT||Et===U.DateRangeAttribute.SCTE35_IN)&&(Ie=p(Ie)),it.value={key:Et,data:Ie},it.type=L.MetadataSchema.dateRange,k.id3Track.addCue(it),J[Et]=it}}}A[H]={cues:J,dateRange:Z,durationKnown:ie}},T=0;T<P.length;T++)x(T)}}},d}();const M=y},"./src/controller/latency-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>E});var V=B("./src/errors.ts"),K=B("./src/events.ts"),F=B("./src/utils/logger.ts");function i(b,w){for(var p=0;p<w.length;p++){var y=w[p];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(b,L(y.key),y)}}function U(b,w,p){return w&&i(b.prototype,w),p&&i(b,p),Object.defineProperty(b,"prototype",{writable:!1}),b}function L(b){var w=v(b,"string");return typeof w=="symbol"?w:String(w)}function v(b,w){if(typeof b!="object"||b===null)return b;var p=b[Symbol.toPrimitive];if(p!==void 0){var y=p.call(b,w||"default");if(typeof y!="object")return y;throw new TypeError("@@toPrimitive must return a primitive value.")}return(w==="string"?String:Number)(b)}var E=function(){function b(p){var y=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return y.timeupdate()},this.hls=p,this.config=p.config,this.registerListeners()}var w=b.prototype;return w.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},w.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(K.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(K.Events.ERROR,this.onError,this)},w.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(K.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(K.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(K.Events.ERROR,this.onError)},w.onMediaAttached=function(y,M){this.media=M.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},w.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},w.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},w.onLevelUpdated=function(y,M){var d=M.details;this.levelDetails=d,d.advanced&&this.timeupdate(),!d.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},w.onError=function(y,M){M.details===V.ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,F.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},w.timeupdate=function(){var y=this.media,M=this.levelDetails;if(!(!y||!M)){this.currentTime=y.currentTime;var d=this.computeLatency();if(d!==null){this._latency=d;var f=this.config,u=f.lowLatencyMode,h=f.maxLiveSyncPlaybackRate;if(!(!u||h===1)){var S=this.targetLatency;if(S!==null){var k=d-S,m=Math.min(this.maxLatency,S+M.targetduration),A=k<m;if(M.live&&A&&k>.05&&this.forwardBufferLength>1){var I=Math.min(2,Math.max(1,h)),C=Math.round(2/(1+Math.exp(-.75*k-this.edgeStalled))*20)/20;y.playbackRate=Math.min(I,Math.max(1,C))}else y.playbackRate!==1&&y.playbackRate!==0&&(y.playbackRate=1)}}}}},w.estimateLiveEdge=function(){var y=this.levelDetails;return y===null?null:y.edge+y.age},w.computeLatency=function(){var y=this.estimateLiveEdge();return y===null?null:y-this.currentTime},U(b,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var y=this.config,M=this.levelDetails;return y.liveMaxLatencyDuration!==void 0?y.liveMaxLatencyDuration:M?y.liveMaxLatencyDurationCount*M.targetduration:0}},{key:"targetLatency",get:function(){var y=this.levelDetails;if(y===null)return null;var M=y.holdBack,d=y.partHoldBack,f=y.targetduration,u=this.config,h=u.liveSyncDuration,S=u.liveSyncDurationCount,k=u.lowLatencyMode,m=this.hls.userConfig,A=k&&d||M;(m.liveSyncDuration||m.liveSyncDurationCount||A===0)&&(A=h!==void 0?h:S*f);var I=f,C=1;return A+Math.min(this.stallCount*C,I)}},{key:"liveSyncPosition",get:function(){var y=this.estimateLiveEdge(),M=this.targetLatency,d=this.levelDetails;if(y===null||M===null||d===null)return null;var f=d.edge,u=y-M-this.edgeStalled,h=f-d.totalduration,S=f-(this.config.lowLatencyMode&&d.partTarget||d.targetduration);return Math.min(Math.max(h,u),S)}},{key:"drift",get:function(){var y=this.levelDetails;return y===null?1:y.drift}},{key:"edgeStalled",get:function(){var y=this.levelDetails;if(y===null)return 0;var M=(this.config.lowLatencyMode&&y.partTarget||y.targetduration)*3;return Math.max(y.age-M,0)}},{key:"forwardBufferLength",get:function(){var y=this.media,M=this.levelDetails;if(!y||!M)return 0;var d=y.buffered.length;return(d?y.buffered.end(d-1):M.edge)-this.currentTime}}]),b}()},"./src/controller/level-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>u});var V=B("./src/types/level.ts"),K=B("./src/events.ts"),F=B("./src/errors.ts"),i=B("./src/utils/codecs.ts"),U=B("./src/controller/level-helper.ts"),L=B("./src/controller/base-playlist-controller.ts"),v=B("./src/types/loader.ts");function E(){return E=Object.assign?Object.assign.bind():function(h){for(var S=1;S<arguments.length;S++){var k=arguments[S];for(var m in k)Object.prototype.hasOwnProperty.call(k,m)&&(h[m]=k[m])}return h},E.apply(this,arguments)}function b(h,S){for(var k=0;k<S.length;k++){var m=S[k];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(h,p(m.key),m)}}function w(h,S,k){return S&&b(h.prototype,S),k&&b(h,k),Object.defineProperty(h,"prototype",{writable:!1}),h}function p(h){var S=y(h,"string");return typeof S=="symbol"?S:String(S)}function y(h,S){if(typeof h!="object"||h===null)return h;var k=h[Symbol.toPrimitive];if(k!==void 0){var m=k.call(h,S||"default");if(typeof m!="object")return m;throw new TypeError("@@toPrimitive must return a primitive value.")}return(S==="string"?String:Number)(h)}function M(h,S){h.prototype=Object.create(S.prototype),h.prototype.constructor=h,d(h,S)}function d(h,S){return d=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(m,A){return m.__proto__=A,m},d(h,S)}var f=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(h){M(S,h);function S(m){var A;return A=h.call(this,m,"[level-controller]")||this,A._levels=[],A._firstLevel=-1,A._startLevel=void 0,A.currentLevelIndex=-1,A.manualLevelIndex=-1,A.onParsedComplete=void 0,A._registerListeners(),A}var k=S.prototype;return k._registerListeners=function(){var A=this.hls;A.on(K.Events.MANIFEST_LOADED,this.onManifestLoaded,this),A.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.on(K.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),A.on(K.Events.FRAG_LOADED,this.onFragLoaded,this),A.on(K.Events.ERROR,this.onError,this)},k._unregisterListeners=function(){var A=this.hls;A.off(K.Events.MANIFEST_LOADED,this.onManifestLoaded,this),A.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),A.off(K.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),A.off(K.Events.FRAG_LOADED,this.onFragLoaded,this),A.off(K.Events.ERROR,this.onError,this)},k.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,h.prototype.destroy.call(this)},k.startLoad=function(){var A=this._levels;A.forEach(function(I){I.loadError=0}),h.prototype.startLoad.call(this)},k.onManifestLoaded=function(A,I){var C=[],P=[],l=[],c,s={},g,R=!1,D=!1,x=!1;if(I.levels.forEach(function(H){var Z=H.attrs;R=R||!!(H.width&&H.height),D=D||!!H.videoCodec,x=x||!!H.audioCodec,f&&H.audioCodec&&H.audioCodec.indexOf("mp4a.40.34")!==-1&&(H.audioCodec=void 0);var te=H.bitrate+"-"+H.attrs.RESOLUTION+"-"+H.attrs.CODECS;g=s[te],g?g.url.push(H.url):(g=new V.Level(H),s[te]=g,C.push(g)),Z&&(Z.AUDIO&&(0,U.addGroupId)(g,"audio",Z.AUDIO),Z.SUBTITLES&&(0,U.addGroupId)(g,"text",Z.SUBTITLES))}),(R||D)&&x&&(C=C.filter(function(H){var Z=H.videoCodec,te=H.width,J=H.height;return!!Z||!!(te&&J)})),C=C.filter(function(H){var Z=H.audioCodec,te=H.videoCodec;return(!Z||(0,i.isCodecSupportedInMp4)(Z,"audio"))&&(!te||(0,i.isCodecSupportedInMp4)(te,"video"))}),I.audioTracks&&(P=I.audioTracks.filter(function(H){return!H.audioCodec||(0,i.isCodecSupportedInMp4)(H.audioCodec,"audio")}),(0,U.assignTrackIdsByGroup)(P)),I.subtitles&&(l=I.subtitles,(0,U.assignTrackIdsByGroup)(l)),C.length>0){c=C[0].bitrate,C.sort(function(H,Z){return H.attrs["HDCP-LEVEL"]!==Z.attrs["HDCP-LEVEL"]?(H.attrs["HDCP-LEVEL"]||"")>(Z.attrs["HDCP-LEVEL"]||"")?1:-1:H.bitrate!==Z.bitrate?H.bitrate-Z.bitrate:H.attrs.SCORE!==Z.attrs.SCORE?H.attrs.decimalFloatingPoint("SCORE")-Z.attrs.decimalFloatingPoint("SCORE"):R&&H.height!==Z.height?H.height-Z.height:0}),this._levels=C;for(var T=0;T<C.length;T++)if(C[T].bitrate===c){this._firstLevel=T,this.log("manifest loaded, "+C.length+" level(s) found, first bitrate: "+c);break}var O=x&&!D,$={levels:C,audioTracks:P,subtitleTracks:l,sessionData:I.sessionData,sessionKeys:I.sessionKeys,firstLevel:this._firstLevel,stats:I.stats,audio:x,video:D,altAudio:!O&&P.some(function(H){return!!H.url})};this.hls.trigger(K.Events.MANIFEST_PARSED,$),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(K.Events.ERROR,{type:F.ErrorTypes.MEDIA_ERROR,details:F.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:I.url,reason:"no level with compatible codecs found in manifest"})},k.onError=function(A,I){var C,P;if(h.prototype.onError.call(this,A,I),!I.fatal){var l=I.context,c=this._levels[this.currentLevelIndex];if(l&&(l.type===v.PlaylistContextType.AUDIO_TRACK&&c.audioGroupIds&&l.groupId===c.audioGroupIds[c.urlId]||l.type===v.PlaylistContextType.SUBTITLE_TRACK&&c.textGroupIds&&l.groupId===c.textGroupIds[c.urlId])){this.redundantFailover(this.currentLevelIndex);return}var s=!1,g=!0,R;switch(I.details){case F.ErrorDetails.FRAG_LOAD_ERROR:case F.ErrorDetails.FRAG_LOAD_TIMEOUT:case F.ErrorDetails.KEY_LOAD_ERROR:case F.ErrorDetails.KEY_LOAD_TIMEOUT:if(I.frag){var D=I.frag.type===v.PlaylistLevelType.MAIN?I.frag.level:this.currentLevelIndex,x=this._levels[D];x?(x.fragmentError++,x.fragmentError>this.hls.config.fragLoadingMaxRetry&&(R=D)):R=D}break;case F.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:{var T=c.attrs["HDCP-LEVEL"];T&&(this.hls.maxHdcpLevel=V.HdcpLevels[V.HdcpLevels.indexOf(T)-1],this.warn('Restricting playback to HDCP-LEVEL of "'+this.hls.maxHdcpLevel+'" or lower'))}case F.ErrorDetails.FRAG_PARSING_ERROR:case F.ErrorDetails.KEY_SYSTEM_NO_SESSION:R=((C=I.frag)===null||C===void 0?void 0:C.type)===v.PlaylistLevelType.MAIN?I.frag.level:this.currentLevelIndex,I.levelRetry=!1;break;case F.ErrorDetails.LEVEL_LOAD_ERROR:case F.ErrorDetails.LEVEL_LOAD_TIMEOUT:l&&(l.deliveryDirectives&&(g=!1),R=l.level),s=!0;break;case F.ErrorDetails.REMUX_ALLOC_ERROR:R=(P=I.level)!=null?P:this.currentLevelIndex,s=!0;break}R!==void 0&&this.recoverLevel(I,R,s,g)}},k.recoverLevel=function(A,I,C,P){var l=A.details,c=this._levels[I];if(c.loadError++,C){var s=this.retryLoadingOrFail(A);if(s)A.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(P){var g=c.url.length;if(g>1&&c.loadError<g)A.levelRetry=!0,this.redundantFailover(I);else if(this.manualLevelIndex===-1){for(var R=-1,D=this._levels,x=D.length;x--;){var T=(x+this.currentLevelIndex)%D.length;if(T!==this.currentLevelIndex&&D[T].loadError===0){R=T;break}}R>-1&&this.currentLevelIndex!==R?(this.warn(l+": switch to "+R),A.levelRetry=!0,this.hls.nextAutoLevel=R):A.levelRetry===!1&&(A.fatal=!0)}}},k.redundantFailover=function(A){var I=this._levels[A],C=I.url.length;if(C>1){var P=(I.urlId+1)%C;this.warn("Switching to redundant URL-id "+P),this._levels.forEach(function(l){l.urlId=P}),this.level=A}},k.onFragLoaded=function(A,I){var C=I.frag;if(C!==void 0&&C.type===v.PlaylistLevelType.MAIN){var P=this._levels[C.level];P!==void 0&&(P.fragmentError=0,P.loadError=0)}},k.onLevelLoaded=function(A,I){var C,P=I.level,l=I.details,c=this._levels[P];if(!c){var s;this.warn("Invalid level index "+P),(s=I.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(l.deltaUpdateFailed=!0);return}P===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(P,I,c.details)):(C=I.deliveryDirectives)!==null&&C!==void 0&&C.skip&&(l.deltaUpdateFailed=!0)},k.onAudioTrackSwitched=function(A,I){var C=this.hls.levels[this.currentLevelIndex];if(C&&C.audioGroupIds){for(var P=-1,l=this.hls.audioTracks[I.id].groupId,c=0;c<C.audioGroupIds.length;c++)if(C.audioGroupIds[c]===l){P=c;break}P!==C.urlId&&(C.urlId=P,this.startLoad())}},k.loadPlaylist=function(A){h.prototype.loadPlaylist.call(this);var I=this.currentLevelIndex,C=this._levels[I];if(this.canLoad&&C&&C.url.length>0){var P=C.urlId,l=C.url[P];if(A)try{l=A.addDirectives(l)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+I+((A==null?void 0:A.msn)!==void 0?" at sn "+A.msn+" part "+A.part:"")+" with URL-id "+P+" "+l),this.clearTimer(),this.hls.trigger(K.Events.LEVEL_LOADING,{url:l,level:I,id:P,deliveryDirectives:A||null})}},k.removeLevel=function(A,I){var C=function(c,s){return s!==I},P=this._levels.filter(function(l,c){return c!==A?!0:l.url.length>1&&I!==void 0?(l.url=l.url.filter(C),l.audioGroupIds&&(l.audioGroupIds=l.audioGroupIds.filter(C)),l.textGroupIds&&(l.textGroupIds=l.textGroupIds.filter(C)),l.urlId=0,!0):!1}).map(function(l,c){var s=l.details;return s!=null&&s.fragments&&s.fragments.forEach(function(g){g.level=c}),l});this._levels=P,this.hls.trigger(K.Events.LEVELS_UPDATED,{levels:P})},w(S,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(A){var I,C=this._levels;if(C.length!==0&&!(this.currentLevelIndex===A&&(I=C[A])!==null&&I!==void 0&&I.details)){if(A<0||A>=C.length){var P=A<0;if(this.hls.trigger(K.Events.ERROR,{type:F.ErrorTypes.OTHER_ERROR,details:F.ErrorDetails.LEVEL_SWITCH_ERROR,level:A,fatal:P,reason:"invalid level idx"}),P)return;A=Math.min(A,C.length-1)}this.clearTimer();var l=this.currentLevelIndex,c=C[l],s=C[A];this.log("switching to level "+A+" from "+l),this.currentLevelIndex=A;var g=E({},s,{level:A,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete g._urlId,this.hls.trigger(K.Events.LEVEL_SWITCHING,g);var R=s.details;if(!R||R.live){var D=this.switchParams(s.uri,c==null?void 0:c.details);this.loadPlaylist(D)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(A){this.manualLevelIndex=A,this._startLevel===void 0&&(this._startLevel=A),A!==-1&&(this.level=A)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(A){this._firstLevel=A}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var A=this.hls.config.startLevel;return A!==void 0?A:this._firstLevel}else return this._startLevel},set:function(A){this._startLevel=A}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(A){this.level=A,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=A)}}]),S}(L.default)},"./src/controller/level-helper.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{addGroupId:()=>U,addSliding:()=>f,adjustSliding:()=>d,assignTrackIdsByGroup:()=>L,computeReloadInterval:()=>u,getFragmentWithSN:()=>h,getPartWith:()=>S,mapFragmentIntersection:()=>M,mapPartIntersection:()=>y,mergeDetails:()=>w,updateFragPTSDTS:()=>b,updatePTS:()=>v});var V=B("./src/polyfills/number.ts"),K=B("./src/utils/logger.ts"),F=B("./src/loader/date-range.ts");function i(){return i=Object.assign?Object.assign.bind():function(k){for(var m=1;m<arguments.length;m++){var A=arguments[m];for(var I in A)Object.prototype.hasOwnProperty.call(A,I)&&(k[I]=A[I])}return k},i.apply(this,arguments)}function U(k,m,A){switch(m){case"audio":k.audioGroupIds||(k.audioGroupIds=[]),k.audioGroupIds.push(A);break;case"text":k.textGroupIds||(k.textGroupIds=[]),k.textGroupIds.push(A);break}}function L(k){var m={};k.forEach(function(A){var I=A.groupId||"";A.id=m[I]=m[I]||0,m[I]++})}function v(k,m,A){var I=k[m],C=k[A];E(I,C)}function E(k,m){var A=m.startPTS;if((0,V.isFiniteNumber)(A)){var I=0,C;m.sn>k.sn?(I=A-k.start,C=k):(I=k.start-A,C=m),C.duration!==I&&(C.duration=I)}else if(m.sn>k.sn){var P=k.cc===m.cc;P&&k.minEndPTS?m.start=k.start+(k.minEndPTS-k.start):m.start=k.start+k.duration}else m.start=Math.max(k.start-m.duration,0)}function b(k,m,A,I,C,P){var l=I-A;l<=0&&(K.logger.warn("Fragment should have a positive duration",m),I=A+m.duration,P=C+m.duration);var c=A,s=I,g=m.startPTS,R=m.endPTS;if((0,V.isFiniteNumber)(g)){var D=Math.abs(g-A);(0,V.isFiniteNumber)(m.deltaPTS)?m.deltaPTS=Math.max(D,m.deltaPTS):m.deltaPTS=D,c=Math.max(A,g),A=Math.min(A,g),C=Math.min(C,m.startDTS),s=Math.min(I,R),I=Math.max(I,R),P=Math.max(P,m.endDTS)}m.duration=I-A;var x=A-m.start;m.start=m.startPTS=A,m.maxStartPTS=c,m.startDTS=C,m.endPTS=I,m.minEndPTS=s,m.endDTS=P;var T=m.sn;if(!k||T<k.startSN||T>k.endSN)return 0;var O,$=T-k.startSN,H=k.fragments;for(H[$]=m,O=$;O>0;O--)E(H[O],H[O-1]);for(O=$;O<H.length-1;O++)E(H[O],H[O+1]);return k.fragmentHint&&E(H[H.length-1],k.fragmentHint),k.PTSKnown=k.alignedSliding=!0,x}function w(k,m){for(var A=null,I=k.fragments,C=I.length-1;C>=0;C--){var P=I[C].initSegment;if(P){A=P;break}}k.fragmentHint&&delete k.fragmentHint.endPTS;var l=0,c;if(M(k,m,function(O,$){O.relurl&&(l=O.cc-$.cc),(0,V.isFiniteNumber)(O.startPTS)&&(0,V.isFiniteNumber)(O.endPTS)&&($.start=$.startPTS=O.startPTS,$.startDTS=O.startDTS,$.appendedPTS=O.appendedPTS,$.maxStartPTS=O.maxStartPTS,$.endPTS=O.endPTS,$.endDTS=O.endDTS,$.minEndPTS=O.minEndPTS,$.duration=O.endPTS-O.startPTS,$.duration&&(c=$),m.PTSKnown=m.alignedSliding=!0),$.elementaryStreams=O.elementaryStreams,$.loader=O.loader,$.stats=O.stats,$.urlId=O.urlId,O.initSegment&&($.initSegment=O.initSegment,A=O.initSegment)}),A){var s=m.fragmentHint?m.fragments.concat(m.fragmentHint):m.fragments;s.forEach(function(O){var $;(!O.initSegment||O.initSegment.relurl===(($=A)===null||$===void 0?void 0:$.relurl))&&(O.initSegment=A)})}if(m.skippedSegments)if(m.deltaUpdateFailed=m.fragments.some(function(O){return!O}),m.deltaUpdateFailed){K.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var g=m.skippedSegments;g--;)m.fragments.shift();m.startSN=m.fragments[0].sn,m.startCC=m.fragments[0].cc}else m.canSkipDateRanges&&(m.dateRanges=p(k.dateRanges,m.dateRanges,m.recentlyRemovedDateranges));var R=m.fragments;if(l){K.logger.warn("discontinuity sliding from playlist, take drift into account");for(var D=0;D<R.length;D++)R[D].cc+=l}m.skippedSegments&&(m.startCC=m.fragments[0].cc),y(k.partList,m.partList,function(O,$){$.elementaryStreams=O.elementaryStreams,$.stats=O.stats}),c?b(m,c,c.startPTS,c.endPTS,c.startDTS,c.endDTS):d(k,m),R.length&&(m.totalduration=m.edge-R[0].start),m.driftStartTime=k.driftStartTime,m.driftStart=k.driftStart;var x=m.advancedDateTime;if(m.advanced&&x){var T=m.edge;m.driftStart||(m.driftStartTime=x,m.driftStart=T),m.driftEndTime=x,m.driftEnd=T}else m.driftEndTime=k.driftEndTime,m.driftEnd=k.driftEnd,m.advancedDateTime=k.advancedDateTime}function p(k,m,A){var I=i({},k);return A&&A.forEach(function(C){delete I[C]}),Object.keys(m).forEach(function(C){var P=new F.DateRange(m[C].attr,I[C]);P.isValid?I[C]=P:K.logger.warn('Ignoring invalid Playlist Delta Update DATERANGE tag: "'+JSON.stringify(m[C].attr)+'"')}),I}function y(k,m,A){if(k&&m)for(var I=0,C=0,P=k.length;C<=P;C++){var l=k[C],c=m[C+I];l&&c&&l.index===c.index&&l.fragment.sn===c.fragment.sn?A(l,c):I--}}function M(k,m,A){for(var I=m.skippedSegments,C=Math.max(k.startSN,m.startSN)-m.startSN,P=(k.fragmentHint?1:0)+(I?m.endSN:Math.min(k.endSN,m.endSN))-m.startSN,l=m.startSN-k.startSN,c=m.fragmentHint?m.fragments.concat(m.fragmentHint):m.fragments,s=k.fragmentHint?k.fragments.concat(k.fragmentHint):k.fragments,g=C;g<=P;g++){var R=s[l+g],D=c[g];I&&!D&&g<I&&(D=m.fragments[g]=R),R&&D&&A(R,D)}}function d(k,m){var A=m.startSN+m.skippedSegments-k.startSN,I=k.fragments;A<0||A>=I.length||f(m,I[A].start)}function f(k,m){if(m){for(var A=k.fragments,I=k.skippedSegments;I<A.length;I++)A[I].start+=m;k.fragmentHint&&(k.fragmentHint.start+=m)}}function u(k,m){m===void 0&&(m=1/0);var A=1e3*k.targetduration;if(k.updated){var I=k.fragments,C=4;if(I.length&&A*C>m){var P=I[I.length-1].duration*1e3;P<A&&(A=P)}}else A/=2;return Math.round(A)}function h(k,m,A){if(!k||!k.details)return null;var I=k.details,C=I.fragments[m-I.startSN];return C||(C=I.fragmentHint,C&&C.sn===m)?C:m<I.startSN&&A&&A.sn===m?A:null}function S(k,m,A){if(!k||!k.details)return null;var I=k.details.partList;if(I)for(var C=I.length;C--;){var P=I[C];if(P.index===A&&P.fragment.sn===m)return P}return null}},"./src/controller/stream-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>m});var V=B("./src/polyfills/number.ts"),K=B("./src/controller/base-stream-controller.ts"),F=B("./src/is-supported.ts"),i=B("./src/events.ts"),U=B("./src/utils/buffer-helper.ts"),L=B("./src/controller/fragment-tracker.ts"),v=B("./src/types/loader.ts"),E=B("./src/loader/fragment.ts"),b=B("./src/demux/transmuxer-interface.ts"),w=B("./src/types/transmuxer.ts"),p=B("./src/controller/gap-controller.ts"),y=B("./src/errors.ts");function M(A,I){for(var C=0;C<I.length;C++){var P=I[C];P.enumerable=P.enumerable||!1,P.configurable=!0,"value"in P&&(P.writable=!0),Object.defineProperty(A,f(P.key),P)}}function d(A,I,C){return I&&M(A.prototype,I),C&&M(A,C),Object.defineProperty(A,"prototype",{writable:!1}),A}function f(A){var I=u(A,"string");return typeof I=="symbol"?I:String(I)}function u(A,I){if(typeof A!="object"||A===null)return A;var C=A[Symbol.toPrimitive];if(C!==void 0){var P=C.call(A,I||"default");if(typeof P!="object")return P;throw new TypeError("@@toPrimitive must return a primitive value.")}return(I==="string"?String:Number)(A)}function h(A,I){A.prototype=Object.create(I.prototype),A.prototype.constructor=A,S(A,I)}function S(A,I){return S=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(P,l){return P.__proto__=l,P},S(A,I)}var k=100,m=function(A){h(I,A);function I(P,l,c){var s;return s=A.call(this,P,l,c,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.couldBacktrack=!1,s.backtrackFragment=null,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var C=I.prototype;return C._registerListeners=function(){var l=this.hls;l.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.on(i.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),l.on(i.Events.ERROR,this.onError,this),l.on(i.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.on(i.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),l.on(i.Events.BUFFER_CREATED,this.onBufferCreated,this),l.on(i.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.on(i.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),l.on(i.Events.FRAG_BUFFERED,this.onFragBuffered,this)},C._unregisterListeners=function(){var l=this.hls;l.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),l.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),l.off(i.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),l.off(i.Events.ERROR,this.onError,this),l.off(i.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),l.off(i.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),l.off(i.Events.BUFFER_CREATED,this.onBufferCreated,this),l.off(i.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),l.off(i.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),l.off(i.Events.FRAG_BUFFERED,this.onFragBuffered,this)},C.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},C.startLoad=function(l){if(this.levels){var c=this.lastCurrentTime,s=this.hls;if(this.stopLoad(),this.setInterval(k),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=s.startLevel;g===-1&&(s.config.testBandwidth&&this.levels.length>1?(g=0,this.bitrateTest=!0):g=s.nextAutoLevel),this.level=s.nextLoadLevel=g,this.loadedmetadata=!1}c>0&&l===-1&&(this.log("Override startPosition with lastCurrentTime @"+c.toFixed(3)),l=c),this.state=K.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=l,this.tick()}else this._forceStartLoad=!0,this.state=K.State.STOPPED},C.stopLoad=function(){this._forceStartLoad=!1,A.prototype.stopLoad.call(this)},C.doTick=function(){switch(this.state){case K.State.IDLE:this.doTickIdle();break;case K.State.WAITING_LEVEL:{var l,c=this.levels,s=this.level,g=c==null||(l=c[s])===null||l===void 0?void 0:l.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=K.State.IDLE;break}break}case K.State.FRAG_LOADING_WAITING_RETRY:{var R,D=self.performance.now(),x=this.retryDate;(!x||D>=x||(R=this.media)!==null&&R!==void 0&&R.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=K.State.IDLE)}break;default:break}this.onTickEnd()},C.onTickEnd=function(){A.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},C.doTickIdle=function(){var l=this.hls,c=this.levelLastLoaded,s=this.levels,g=this.media,R=l.config,D=l.nextLoadLevel;if(!(c===null||!g&&(this.startFragRequested||!R.startFragPrefetch))&&!(this.altAudio&&this.audioOnly)&&!(!s||!s[D])){var x=s[D],T=this.getMainFwdBufferInfo();if(T!==null){var O=this.getLevelDetails();if(O&&this._streamEnded(T,O)){var $={};this.altAudio&&($.type="video"),this.hls.trigger(i.Events.BUFFER_EOS,$),this.state=K.State.ENDED;return}this.level=l.nextLoadLevel=D;var H=x.details;if(!H||this.state===K.State.WAITING_LEVEL||H.live&&this.levelLastLoaded!==D){this.level=D,this.state=K.State.WAITING_LEVEL;return}var Z=T.len,te=this.getMaxBufferLength(x.maxBitrate);if(!(Z>=te)){this.backtrackFragment&&this.backtrackFragment.start>T.end&&(this.backtrackFragment=null);var J=this.backtrackFragment?this.backtrackFragment.start:T.end,ie=this.getNextFragment(J,H);if(this.couldBacktrack&&!this.fragPrevious&&ie&&ie.sn!=="initSegment"&&this.fragmentTracker.getState(ie)!==L.FragmentState.OK){var oe,ue=((oe=this.backtrackFragment)!=null?oe:ie).sn,Pe=ue-H.startSN,Ne=H.fragments[Pe-1];Ne&&ie.cc===Ne.cc&&(ie=Ne,this.fragmentTracker.removeFragment(Ne))}else this.backtrackFragment&&T.len&&(this.backtrackFragment=null);if(ie&&this.fragmentTracker.getState(ie)===L.FragmentState.OK&&this.nextLoadPosition>J){var Ve=this.audioOnly&&!this.altAudio?E.ElementaryStreamTypes.AUDIO:E.ElementaryStreamTypes.VIDEO,ot=(Ve===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;ot&&this.afterBufferFlushed(ot,Ve,v.PlaylistLevelType.MAIN),ie=this.getNextFragment(this.nextLoadPosition,H)}ie&&(ie.initSegment&&!ie.initSegment.data&&!this.bitrateTest&&(ie=ie.initSegment),this.loadFragment(ie,H,J))}}}},C.loadFragment=function(l,c,s){var g,R=this.fragmentTracker.getState(l);this.fragCurrent=l,R===L.FragmentState.NOT_LOADED?l.sn==="initSegment"?this._loadInitSegment(l,c):this.bitrateTest?(this.log("Fragment "+l.sn+" of level "+l.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(l,c)):(this.startFragRequested=!0,A.prototype.loadFragment.call(this,l,c,s)):R===L.FragmentState.APPENDING?this.reduceMaxBufferLength(l.duration)&&this.fragmentTracker.removeFragment(l):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},C.getAppendedFrag=function(l){var c=this.fragmentTracker.getAppendedFrag(l,v.PlaylistLevelType.MAIN);return c&&"fragment"in c?c.fragment:c},C.getBufferedFrag=function(l){return this.fragmentTracker.getBufferedFrag(l,v.PlaylistLevelType.MAIN)},C.followingBufferedFrag=function(l){return l?this.getBufferedFrag(l.end+.5):null},C.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},C.nextLevelSwitch=function(){var l=this.levels,c=this.media;if(c!=null&&c.readyState){var s,g=this.getAppendedFrag(c.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!c.paused&&l){var R=this.hls.nextLoadLevel,D=l[R],x=this.fragLastKbps;x&&this.fragCurrent?s=this.fragCurrent.duration*D.maxBitrate/(1e3*x)+1:s=0}else s=0;var T=this.getBufferedFrag(c.currentTime+s);if(T){var O=this.followingBufferedFrag(T);if(O){this.abortCurrentFrag();var $=O.maxStartPTS?O.maxStartPTS:O.start,H=O.duration,Z=Math.max(T.end,$+Math.min(Math.max(H-this.config.maxFragLookUpTolerance,H*.5),H*.75));this.flushMainBuffer(Z,Number.POSITIVE_INFINITY)}}}},C.abortCurrentFrag=function(){var l=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,l&&l.abortRequests(),this.state){case K.State.KEY_LOADING:case K.State.FRAG_LOADING:case K.State.FRAG_LOADING_WAITING_RETRY:case K.State.PARSING:case K.State.PARSED:this.state=K.State.IDLE;break}this.nextLoadPosition=this.getLoadPosition()},C.flushMainBuffer=function(l,c){A.prototype.flushMainBuffer.call(this,l,c,this.altAudio?"video":null)},C.onMediaAttached=function(l,c){A.prototype.onMediaAttached.call(this,l,c);var s=c.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),s.addEventListener("playing",this.onvplaying),s.addEventListener("seeked",this.onvseeked),this.gapController=new p.default(this.config,s,this.fragmentTracker,this.hls)},C.onMediaDetaching=function(){var l=this.media;l&&this.onvplaying&&this.onvseeked&&(l.removeEventListener("playing",this.onvplaying),l.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),A.prototype.onMediaDetaching.call(this)},C.onMediaPlaying=function(){this.tick()},C.onMediaSeeked=function(){var l=this.media,c=l?l.currentTime:null;(0,V.isFiniteNumber)(c)&&this.log("Media seeked to "+c.toFixed(3)),this.tick()},C.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(i.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},C.onManifestParsed=function(l,c){var s=!1,g=!1,R;c.levels.forEach(function(D){R=D.audioCodec,R&&(R.indexOf("mp4a.40.2")!==-1&&(s=!0),R.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=s&&g&&!(0,F.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=c.levels,this.startFragRequested=!1},C.onLevelLoading=function(l,c){var s=this.levels;if(!(!s||this.state!==K.State.IDLE)){var g=s[c.level];(!g.details||g.details.live&&this.levelLastLoaded!==c.level||this.waitForCdnTuneIn(g.details))&&(this.state=K.State.WAITING_LEVEL)}},C.onLevelLoaded=function(l,c){var s,g=this.levels,R=c.level,D=c.details,x=D.totalduration;if(!g){this.warn("Levels were reset while loading level "+R);return}this.log("Level "+R+" loaded ["+D.startSN+","+D.endSN+"], cc ["+D.startCC+", "+D.endCC+"] duration:"+x);var T=this.fragCurrent;T&&(this.state===K.State.FRAG_LOADING||this.state===K.State.FRAG_LOADING_WAITING_RETRY)&&T.level!==c.level&&T.loader&&(this.state=K.State.IDLE,this.backtrackFragment=null,T.abortRequests());var O=g[R],$=0;if(D.live||(s=O.details)!==null&&s!==void 0&&s.live){if(D.fragments[0]||(D.deltaUpdateFailed=!0),D.deltaUpdateFailed)return;$=this.alignPlaylists(D,O.details)}if(O.details=D,this.levelLastLoaded=R,this.hls.trigger(i.Events.LEVEL_UPDATED,{details:D,level:R}),this.state===K.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(D))return;this.state=K.State.IDLE}this.startFragRequested?D.live&&this.synchronizeToLiveEdge(D):this.setStartPosition(D,$),this.tick()},C._handleFragmentLoadProgress=function(l){var c,s=l.frag,g=l.part,R=l.payload,D=this.levels;if(!D){this.warn("Levels were reset while fragment load was in progress. Fragment "+s.sn+" of level "+s.level+" will not be buffered");return}var x=D[s.level],T=x.details;if(!T){this.warn("Dropping fragment "+s.sn+" of level "+s.level+" after level details were reset");return}var O=x.videoCodec,$=T.PTSKnown||!T.live,H=(c=s.initSegment)===null||c===void 0?void 0:c.data,Z=this._getAudioCodec(x),te=this.transmuxer=this.transmuxer||new b.default(this.hls,v.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),J=g?g.index:-1,ie=J!==-1,oe=new w.ChunkMetadata(s.level,s.sn,s.stats.chunkCount,R.byteLength,J,ie),ue=this.initPTS[s.cc];te.push(R,H,Z,O,s,g,T.totalduration,$,oe,ue)},C.onAudioTrackSwitching=function(l,c){var s=this.altAudio,g=!!c.url,R=c.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var D=this.fragCurrent;D&&(this.log("Switching to main audio track, cancel main fragment load"),D.abortRequests()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var x=this.hls;s&&x.trigger(i.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),x.trigger(i.Events.AUDIO_TRACK_SWITCHED,{id:R})}},C.onAudioTrackSwitched=function(l,c){var s=c.id,g=!!this.hls.audioTracks[s].url;if(g){var R=this.videoBuffer;R&&this.mediaBuffer!==R&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=R)}this.altAudio=g,this.tick()},C.onBufferCreated=function(l,c){var s=c.tracks,g,R,D=!1;for(var x in s){var T=s[x];if(T.id==="main"){if(R=x,g=T,x==="video"){var O=s[x];O&&(this.videoBuffer=O.buffer)}}else D=!0}D&&g?(this.log("Alternate track found, use "+R+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},C.onFragBuffered=function(l,c){var s=c.frag,g=c.part;if(!(s&&s.type!==v.PlaylistLevelType.MAIN)){if(this.fragContextChanged(s)){this.warn("Fragment "+s.sn+(g?" p: "+g.index:"")+" of level "+s.level+" finished buffering, but was aborted. state: "+this.state),this.state===K.State.PARSED&&(this.state=K.State.IDLE);return}var R=g?g.stats:s.stats;this.fragLastKbps=Math.round(8*R.total/(R.buffering.end-R.loading.first)),s.sn!=="initSegment"&&(this.fragPrevious=s),this.fragBufferedComplete(s,g)}},C.onError=function(l,c){if(c.type===y.ErrorTypes.KEY_SYSTEM_ERROR){this.onFragmentOrKeyLoadError(v.PlaylistLevelType.MAIN,c);return}switch(c.details){case y.ErrorDetails.FRAG_LOAD_ERROR:case y.ErrorDetails.FRAG_LOAD_TIMEOUT:case y.ErrorDetails.FRAG_PARSING_ERROR:case y.ErrorDetails.KEY_LOAD_ERROR:case y.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(v.PlaylistLevelType.MAIN,c);break;case y.ErrorDetails.LEVEL_LOAD_ERROR:case y.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==K.State.ERROR&&(c.fatal?(this.warn(""+c.details),this.state=K.State.ERROR):!c.levelRetry&&this.state===K.State.WAITING_LEVEL&&(this.state=K.State.IDLE));break;case y.ErrorDetails.BUFFER_FULL_ERROR:if(c.parent==="main"&&(this.state===K.State.PARSING||this.state===K.State.PARSED)){var s=!0,g=this.getFwdBufferInfo(this.media,v.PlaylistLevelType.MAIN);g&&g.len>.5&&(s=!this.reduceMaxBufferLength(g.len)),s&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},C.checkBuffer=function(){var l=this.media,c=this.gapController;if(!(!l||!c||!l.readyState)){if(this.loadedmetadata||!U.BufferHelper.getBuffered(l).length){var s=this.state!==K.State.IDLE?this.fragCurrent:null;c.poll(this.lastCurrentTime,s)}this.lastCurrentTime=l.currentTime}},C.onFragLoadEmergencyAborted=function(){this.state=K.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},C.onBufferFlushed=function(l,c){var s=c.type;if(s!==E.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(s===E.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,s,v.PlaylistLevelType.MAIN)}},C.onLevelsUpdated=function(l,c){this.levels=c.levels},C.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},C.seekToStartPos=function(){var l=this.media;if(l){var c=l.currentTime,s=this.startPosition;if(s>=0&&c<s){if(l.seeking){this.log("could not seek to "+s+", already seeking at "+c);return}var g=U.BufferHelper.getBuffered(l),R=g.length?g.start(0):0,D=R-s;D>0&&(D<this.config.maxBufferHole||D<this.config.maxFragLookUpTolerance)&&(this.log("adjusting start position by "+D+" to match buffer start"),s+=D,this.startPosition=s),this.log("seek to target start position "+s+" from current time "+c),l.currentTime=s}}},C._getAudioCodec=function(l){var c=this.config.defaultAudioCodec||l.audioCodec;return this.audioCodecSwap&&c&&(this.log("Swapping audio codec"),c.indexOf("mp4a.40.5")!==-1?c="mp4a.40.2":c="mp4a.40.5"),c},C._loadBitrateTestFrag=function(l,c){var s=this;l.bitrateTest=!0,this._doFragLoad(l,c).then(function(g){var R=s.hls;if(!(!g||s.fragContextChanged(l))){s.fragLoadError=0,s.state=K.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var D=l.stats;D.parsing.start=D.parsing.end=D.buffering.start=D.buffering.end=self.performance.now(),R.trigger(i.Events.FRAG_LOADED,g),l.bitrateTest=!1}})},C._handleTransmuxComplete=function(l){var c,s="main",g=this.hls,R=l.remuxResult,D=l.chunkMeta,x=this.getCurrentContext(D);if(!x){this.warn("The loading context changed while buffering fragment "+D.sn+" of level "+D.level+". This chunk will not be buffered."),this.resetStartWhenNotLoaded(D.level);return}var T=x.frag,O=x.part,$=x.level,H=R.video,Z=R.text,te=R.id3,J=R.initSegment,ie=$.details,oe=this.altAudio?void 0:R.audio;if(!this.fragContextChanged(T)){if(this.state=K.State.PARSING,J){J.tracks&&(this._bufferInitSegment($,J.tracks,T,D),g.trigger(i.Events.FRAG_PARSING_INIT_SEGMENT,{frag:T,id:s,tracks:J.tracks}));var ue=J.initPTS,Pe=J.timescale;(0,V.isFiniteNumber)(ue)&&(this.initPTS[T.cc]=ue,g.trigger(i.Events.INIT_PTS_FOUND,{frag:T,id:s,initPTS:ue,timescale:Pe}))}if(H&&R.independent!==!1){if(ie){var Ne=H.startPTS,Ve=H.endPTS,ot=H.startDTS,Et=H.endDTS;if(O)O.elementaryStreams[H.type]={startPTS:Ne,endPTS:Ve,startDTS:ot,endDTS:Et};else if(H.firstKeyFrame&&H.independent&&D.id===1&&(this.couldBacktrack=!0),H.dropped&&H.independent){var it=this.getMainFwdBufferInfo(),Ie=(it?it.end:this.getLoadPosition())+this.config.maxBufferHole,He=H.firstKeyFramePTS?H.firstKeyFramePTS:Ne;if(Ie<He-this.config.maxBufferHole){this.backtrack(T);return}T.setElementaryStreamInfo(H.type,T.start,Ve,T.start,Et,!0)}T.setElementaryStreamInfo(H.type,Ne,Ve,ot,Et),this.backtrackFragment&&(this.backtrackFragment=T),this.bufferFragmentData(H,T,O,D)}}else if(R.independent===!1){this.backtrack(T);return}if(oe){var ht=oe.startPTS,ft=oe.endPTS,dt=oe.startDTS,se=oe.endDTS;O&&(O.elementaryStreams[E.ElementaryStreamTypes.AUDIO]={startPTS:ht,endPTS:ft,startDTS:dt,endDTS:se}),T.setElementaryStreamInfo(E.ElementaryStreamTypes.AUDIO,ht,ft,dt,se),this.bufferFragmentData(oe,T,O,D)}if(ie&&te!==null&&te!==void 0&&(c=te.samples)!==null&&c!==void 0&&c.length){var De={id:s,frag:T,details:ie,samples:te.samples};g.trigger(i.Events.FRAG_PARSING_METADATA,De)}if(ie&&Z){var ze={id:s,frag:T,details:ie,samples:Z.samples};g.trigger(i.Events.FRAG_PARSING_USERDATA,ze)}}},C._bufferInitSegment=function(l,c,s,g){var R=this;if(this.state===K.State.PARSING){this.audioOnly=!!c.audio&&!c.video,this.altAudio&&!this.audioOnly&&delete c.audio;var D=c.audio,x=c.video,T=c.audiovideo;if(D){var O=l.audioCodec,$=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(O&&(O.indexOf("mp4a.40.5")!==-1?O="mp4a.40.2":O="mp4a.40.5"),D.metadata.channelCount!==1&&$.indexOf("firefox")===-1&&(O="mp4a.40.5")),$.indexOf("android")!==-1&&D.container!=="audio/mpeg"&&(O="mp4a.40.2",this.log("Android: force audio codec to "+O)),l.audioCodec&&l.audioCodec!==O&&this.log('Swapping manifest audio codec "'+l.audioCodec+'" for "'+O+'"'),D.levelCodec=O,D.id="main",this.log("Init audio buffer, container:"+D.container+", codecs[selected/level/parsed]=["+(O||"")+"/"+(l.audioCodec||"")+"/"+D.codec+"]")}x&&(x.levelCodec=l.videoCodec,x.id="main",this.log("Init video buffer, container:"+x.container+", codecs[level/parsed]=["+(l.videoCodec||"")+"/"+x.codec+"]")),T&&this.log("Init audiovideo buffer, container:"+T.container+", codecs[level/parsed]=["+(l.attrs.CODECS||"")+"/"+T.codec+"]"),this.hls.trigger(i.Events.BUFFER_CODECS,c),Object.keys(c).forEach(function(H){var Z=c[H],te=Z.initSegment;te!=null&&te.byteLength&&R.hls.trigger(i.Events.BUFFER_APPENDING,{type:H,data:te,frag:s,part:null,chunkMeta:g,parent:s.type})}),this.tick()}},C.getMainFwdBufferInfo=function(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,v.PlaylistLevelType.MAIN)},C.backtrack=function(l){this.couldBacktrack=!0,this.backtrackFragment=l,this.resetTransmuxer(),this.flushBufferGap(l),this.fragmentTracker.removeFragment(l),this.fragPrevious=null,this.nextLoadPosition=l.start,this.state=K.State.IDLE},C.checkFragmentChanged=function(){var l=this.media,c=null;if(l&&l.readyState>1&&l.seeking===!1){var s=l.currentTime;if(U.BufferHelper.isBuffered(l,s)?c=this.getAppendedFrag(s):U.BufferHelper.isBuffered(l,s+.1)&&(c=this.getAppendedFrag(s+.1)),c){this.backtrackFragment=null;var g=this.fragPlaying,R=c.level;(!g||c.sn!==g.sn||g.level!==R||c.urlId!==g.urlId)&&(this.fragPlaying=c,this.hls.trigger(i.Events.FRAG_CHANGED,{frag:c}),(!g||g.level!==R)&&this.hls.trigger(i.Events.LEVEL_SWITCHED,{level:R}))}}},d(I,[{key:"nextLevel",get:function(){var l=this.nextBufferedFrag;return l?l.level:-1}},{key:"currentFrag",get:function(){var l=this.media;return l?this.fragPlaying||this.getAppendedFrag(l.currentTime):null}},{key:"currentProgramDateTime",get:function(){var l=this.media;if(l){var c=l.currentTime,s=this.currentFrag;if(s&&(0,V.isFiniteNumber)(c)&&(0,V.isFiniteNumber)(s.programDateTime)){var g=s.programDateTime+(c-s.start)*1e3;return new Date(g)}}return null}},{key:"currentLevel",get:function(){var l=this.currentFrag;return l?l.level:-1}},{key:"nextBufferedFrag",get:function(){var l=this.currentFrag;return l?this.followingBufferedFrag(l):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),I}(K.default)},"./src/controller/subtitle-stream-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{SubtitleStreamController:()=>h});var V=B("./src/events.ts"),K=B("./src/utils/buffer-helper.ts"),F=B("./src/controller/fragment-finders.ts"),i=B("./src/utils/discontinuities.ts"),U=B("./src/controller/level-helper.ts"),L=B("./src/controller/fragment-tracker.ts"),v=B("./src/controller/base-stream-controller.ts"),E=B("./src/types/loader.ts"),b=B("./src/types/level.ts");function w(k,m){for(var A=0;A<m.length;A++){var I=m[A];I.enumerable=I.enumerable||!1,I.configurable=!0,"value"in I&&(I.writable=!0),Object.defineProperty(k,y(I.key),I)}}function p(k,m,A){return m&&w(k.prototype,m),A&&w(k,A),Object.defineProperty(k,"prototype",{writable:!1}),k}function y(k){var m=M(k,"string");return typeof m=="symbol"?m:String(m)}function M(k,m){if(typeof k!="object"||k===null)return k;var A=k[Symbol.toPrimitive];if(A!==void 0){var I=A.call(k,m||"default");if(typeof I!="object")return I;throw new TypeError("@@toPrimitive must return a primitive value.")}return(m==="string"?String:Number)(k)}function d(k,m){k.prototype=Object.create(m.prototype),k.prototype.constructor=k,f(k,m)}function f(k,m){return f=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(I,C){return I.__proto__=C,I},f(k,m)}var u=500,h=function(k){d(m,k);function m(I,C,P){var l;return l=k.call(this,I,C,P,"[subtitle-stream-controller]")||this,l.levels=[],l.currentTrackId=-1,l.tracksBuffered=[],l.mainDetails=null,l._registerListeners(),l}var A=m.prototype;return A.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},A._registerListeners=function(){var C=this.hls;C.on(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.on(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.on(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.on(V.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.on(V.Events.ERROR,this.onError,this),C.on(V.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.on(V.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.on(V.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.on(V.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.on(V.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),C.on(V.Events.FRAG_BUFFERED,this.onFragBuffered,this)},A._unregisterListeners=function(){var C=this.hls;C.off(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),C.off(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this),C.off(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),C.off(V.Events.LEVEL_LOADED,this.onLevelLoaded,this),C.off(V.Events.ERROR,this.onError,this),C.off(V.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),C.off(V.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),C.off(V.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),C.off(V.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),C.off(V.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),C.off(V.Events.FRAG_BUFFERED,this.onFragBuffered,this)},A.startLoad=function(C){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(u),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=C,this.tick()},A.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},A.onLevelLoaded=function(C,P){this.mainDetails=P.details},A.onSubtitleFragProcessed=function(C,P){var l=P.frag,c=P.success;if(this.fragPrevious=l,this.state=v.State.IDLE,!!c){var s=this.tracksBuffered[this.currentTrackId];if(s){for(var g,R=l.start,D=0;D<s.length;D++)if(R>=s[D].start&&R<=s[D].end){g=s[D];break}var x=l.start+l.duration;g?g.end=x:(g={start:R,end:x},s.push(g)),this.fragmentTracker.fragBuffered(l)}}},A.onBufferFlushing=function(C,P){var l=P.startOffset,c=P.endOffset;if(l===0&&c!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,g=this.levels;if(!g.length||!g[s]||!g[s].details)return;var R=g[s].details,D=R.targetduration,x=c-D;if(x<=0)return;P.endOffsetSubtitles=Math.max(0,x),this.tracksBuffered.forEach(function(T){for(var O=0;O<T.length;){if(T[O].end<=x){T.shift();continue}else if(T[O].start<x)T[O].start=x;else break;O++}}),this.fragmentTracker.removeFragmentsInRange(l,x,E.PlaylistLevelType.SUBTITLE)}},A.onFragBuffered=function(C,P){if(!this.loadedmetadata&&P.frag.type===E.PlaylistLevelType.MAIN){var l;(l=this.media)!==null&&l!==void 0&&l.buffered.length&&(this.loadedmetadata=!0)}},A.onError=function(C,P){var l=P.frag;!l||l.type!==E.PlaylistLevelType.SUBTITLE||(this.fragCurrent&&this.fragCurrent.abortRequests(),this.state=v.State.IDLE)},A.onSubtitleTracksUpdated=function(C,P){var l=this,c=P.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(s){return new b.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){l.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},A.onSubtitleTrackSwitch=function(C,P){if(this.currentTrackId=P.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var l=this.levels[this.currentTrackId];l!=null&&l.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,l&&this.setInterval(u)},A.onSubtitleTrackLoaded=function(C,P){var l,c=P.details,s=P.id,g=this.currentTrackId,R=this.levels;if(R.length){var D=R[g];if(!(s>=R.length||s!==g||!D)){this.mediaBuffer=this.mediaBufferTimeRanges;var x=0;if(c.live||(l=D.details)!==null&&l!==void 0&&l.live){var T=this.mainDetails;if(c.deltaUpdateFailed||!T)return;var O=T.fragments[0];D.details?(x=this.alignPlaylists(c,D.details),x===0&&O&&(x=O.start,(0,U.addSliding)(c,x))):c.hasProgramDateTime&&T.hasProgramDateTime?((0,i.alignMediaPlaylistByPDT)(c,T),x=c.fragments[0].start):O&&(x=O.start,(0,U.addSliding)(c,x))}if(D.details=c,this.levelLastLoaded=s,!this.startFragRequested&&(this.mainDetails||!c.live)&&this.setStartPosition(D.details,x),this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var $=(0,F.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);$||(this.warn("Subtitle playlist not aligned with playback"),D.details=void 0)}}}},A._handleFragmentLoadComplete=function(C){var P=this,l=C.frag,c=C.payload,s=l.decryptdata,g=this.hls;if(!this.fragContextChanged(l)&&c&&c.byteLength>0&&s&&s.key&&s.iv&&s.method==="AES-128"){var R=performance.now();this.decrypter.decrypt(new Uint8Array(c),s.key.buffer,s.iv.buffer).then(function(D){var x=performance.now();g.trigger(V.Events.FRAG_DECRYPTED,{frag:l,payload:D,stats:{tstart:R,tdecrypt:x}})}).catch(function(D){P.warn(D.name+": "+D.message),P.state=v.State.IDLE})}},A.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var C=this.currentTrackId,P=this.levels;if(!P.length||!P[C]||!P[C].details)return;var l=P[C].details,c=l.targetduration,s=this.config,g=this.getLoadPosition(),R=K.BufferHelper.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],g-c,s.maxBufferHole),D=R.end,x=R.len,T=this.getFwdBufferInfo(this.media,E.PlaylistLevelType.MAIN),O=this.getMaxBufferLength(T==null?void 0:T.len)+c;if(x>O)return;console.assert(l,"Subtitle track details are defined on idle subtitle stream controller tick");var $=l.fragments,H=$.length,Z=l.edge,te=null,J=this.fragPrevious;if(D<Z){var ie=s.maxFragLookUpTolerance;te=(0,F.findFragmentByPTS)(J,$,Math.max($[0].start,D),ie),!te&&J&&J.start<$[0].start&&(te=$[0])}else te=$[H-1];if(!te)return;te=this.mapToInitFragWhenRequired(te),this.fragmentTracker.getState(te)===L.FragmentState.NOT_LOADED&&this.loadFragment(te,l,D)}},A.getMaxBufferLength=function(C){var P=k.prototype.getMaxBufferLength.call(this);return C?Math.max(P,C):P},A.loadFragment=function(C,P,l){this.fragCurrent=C,C.sn==="initSegment"?this._loadInitSegment(C,P):(this.startFragRequested=!0,k.prototype.loadFragment.call(this,C,P,l))},p(m,[{key:"mediaBufferTimeRanges",get:function(){return new S(this.tracksBuffered[this.currentTrackId]||[])}}]),m}(v.default),S=function(m){this.buffered=void 0;var A=function(C,P,l){if(P=P>>>0,P>l-1)throw new DOMException("Failed to execute '"+C+"' on 'TimeRanges': The index provided ("+P+") is greater than the maximum bound ("+l+")");return m[P][C]};this.buffered={get length(){return m.length},end:function(C){return A("end",C,m.length)},start:function(C){return A("start",C,m.length)}}}},"./src/controller/subtitle-track-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>M});var V=B("./src/events.ts"),K=B("./src/utils/texttrack-utils.ts"),F=B("./src/controller/base-playlist-controller.ts"),i=B("./src/types/loader.ts");function U(d,f){for(var u=0;u<f.length;u++){var h=f[u];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(d,v(h.key),h)}}function L(d,f,u){return f&&U(d.prototype,f),u&&U(d,u),Object.defineProperty(d,"prototype",{writable:!1}),d}function v(d){var f=E(d,"string");return typeof f=="symbol"?f:String(f)}function E(d,f){if(typeof d!="object"||d===null)return d;var u=d[Symbol.toPrimitive];if(u!==void 0){var h=u.call(d,f||"default");if(typeof h!="object")return h;throw new TypeError("@@toPrimitive must return a primitive value.")}return(f==="string"?String:Number)(d)}function b(d,f){d.prototype=Object.create(f.prototype),d.prototype.constructor=d,w(d,f)}function w(d,f){return w=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(h,S){return h.__proto__=S,h},w(d,f)}var p=function(d){b(f,d);function f(h){var S;return S=d.call(this,h,"[subtitle-track-controller]")||this,S.media=null,S.tracks=[],S.groupId=null,S.tracksInGroup=[],S.trackId=-1,S.selectDefaultTrack=!0,S.queuedDefaultTrack=-1,S.trackChangeListener=function(){return S.onTextTracksChanged()},S.asyncPollTrackChange=function(){return S.pollTrackChange(0)},S.useTextTrackPolling=!1,S.subtitlePollingInterval=-1,S._subtitleDisplay=!0,S.registerListeners(),S}var u=f.prototype;return u.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,d.prototype.destroy.call(this)},u.registerListeners=function(){var S=this.hls;S.on(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.on(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.on(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),S.on(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),S.on(V.Events.LEVEL_LOADING,this.onLevelLoading,this),S.on(V.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),S.on(V.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),S.on(V.Events.ERROR,this.onError,this)},u.unregisterListeners=function(){var S=this.hls;S.off(V.Events.MEDIA_ATTACHED,this.onMediaAttached,this),S.off(V.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(V.Events.MANIFEST_LOADING,this.onManifestLoading,this),S.off(V.Events.MANIFEST_PARSED,this.onManifestParsed,this),S.off(V.Events.LEVEL_LOADING,this.onLevelLoading,this),S.off(V.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),S.off(V.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),S.off(V.Events.ERROR,this.onError,this)},u.onMediaAttached=function(S,k){this.media=k.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))},u.pollTrackChange=function(S){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,S)},u.onMediaDetaching=function(){if(this.media){self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var S=y(this.media.textTracks);S.forEach(function(k){(0,K.clearCurrentCues)(k)}),this.subtitleTrack=-1,this.media=null}},u.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},u.onManifestParsed=function(S,k){this.tracks=k.subtitleTracks},u.onSubtitleTrackLoaded=function(S,k){var m=k.id,A=k.details,I=this.trackId,C=this.tracksInGroup[I];if(!C){this.warn("Invalid subtitle track id "+m);return}var P=C.details;C.details=k.details,this.log("subtitle track "+m+" loaded ["+A.startSN+"-"+A.endSN+"]"),m===this.trackId&&(this.retryCount=0,this.playlistLoaded(m,k,P))},u.onLevelLoading=function(S,k){this.switchLevel(k.level)},u.onLevelSwitching=function(S,k){this.switchLevel(k.level)},u.switchLevel=function(S){var k=this.hls.levels[S];if(k!=null&&k.textGroupIds){var m=k.textGroupIds[k.urlId];if(this.groupId!==m){var A=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,I=this.tracks.filter(function(l){return!m||l.groupId===m});this.tracksInGroup=I;var C=this.findTrackId(A==null?void 0:A.name)||this.findTrackId();this.groupId=m;var P={subtitleTracks:I};this.log("Updating subtitle tracks, "+I.length+' track(s) found in "'+m+'" group-id'),this.hls.trigger(V.Events.SUBTITLE_TRACKS_UPDATED,P),C!==-1&&this.setSubtitleTrack(C,A)}}},u.findTrackId=function(S){for(var k=this.tracksInGroup,m=0;m<k.length;m++){var A=k[m];if((!this.selectDefaultTrack||A.default)&&(!S||S===A.name))return A.id}return-1},u.onError=function(S,k){d.prototype.onError.call(this,S,k),!(k.fatal||!k.context)&&k.context.type===i.PlaylistContextType.SUBTITLE_TRACK&&k.context.id===this.trackId&&k.context.groupId===this.groupId&&this.retryLoadingOrFail(k)},u.loadPlaylist=function(S){d.prototype.loadPlaylist.call(this);var k=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(k)){var m=k.id,A=k.groupId,I=k.url;if(S)try{I=S.addDirectives(I)}catch(C){this.warn("Could not construct new URL with HLS Delivery Directives: "+C)}this.log("Loading subtitle playlist for id "+m),this.hls.trigger(V.Events.SUBTITLE_TRACK_LOADING,{url:I,id:m,groupId:A,deliveryDirectives:S||null})}},u.toggleTrackModes=function(S){var k=this,m=this.media,A=this.trackId;if(m){var I=y(m.textTracks),C=I.filter(function(c){return c.groupId===k.groupId});if(S===-1)[].slice.call(I).forEach(function(c){c.mode="disabled"});else{var P=C[A];P&&(P.mode="disabled")}var l=C[S];l&&(l.mode=this.subtitleDisplay?"showing":"hidden")}},u.setSubtitleTrack=function(S,k){var m,A=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=S;return}if(this.trackId!==S&&this.toggleTrackModes(S),!(this.trackId===S&&(S===-1||(m=A[S])!==null&&m!==void 0&&m.details)||S<-1||S>=A.length)){this.clearTimer();var I=A[S];if(this.log("Switching to subtitle track "+S),this.trackId=S,I){var C=I.id,P=I.groupId,l=P===void 0?"":P,c=I.name,s=I.type,g=I.url;this.hls.trigger(V.Events.SUBTITLE_TRACK_SWITCH,{id:C,groupId:l,name:c,type:s,url:g});var R=this.switchParams(I.url,k==null?void 0:k.details);this.loadPlaylist(R)}else this.hls.trigger(V.Events.SUBTITLE_TRACK_SWITCH,{id:S})}},u.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!(!this.media||!this.hls.config.renderTextTracksNatively)){for(var S=-1,k=y(this.media.textTracks),m=0;m<k.length;m++)if(k[m].mode==="hidden")S=m;else if(k[m].mode==="showing"){S=m;break}this.subtitleTrack!==S&&(this.subtitleTrack=S)}},L(f,[{key:"subtitleDisplay",get:function(){return this._subtitleDisplay},set:function(S){this._subtitleDisplay=S,this.trackId>-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(S){this.selectDefaultTrack=!1;var k=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(S,k)}}]),f}(F.default);function y(d){for(var f=[],u=0;u<d.length;u++){var h=d[u];(h.kind==="subtitles"||h.kind==="captions")&&h.label&&f.push(d[u])}return f}const M=p},"./src/controller/timeline-controller.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{TimelineController:()=>p});var V=B("./src/polyfills/number.ts"),K=B("./src/events.ts"),F=B("./src/utils/cea-608-parser.ts"),i=B("./src/utils/output-filter.ts"),U=B("./src/utils/webvtt-parser.ts"),L=B("./src/utils/texttrack-utils.ts"),v=B("./src/utils/imsc1-ttml-parser.ts"),E=B("./src/utils/mp4-tools.ts"),b=B("./src/types/loader.ts"),w=B("./src/utils/logger.ts"),p=function(){function f(h){if(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.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=d(),this.captionsProperties=void 0,this.hls=h,this.config=h.config,this.Cues=h.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}},this.config.enableCEA708Captions){var S=new i.default(this,"textTrack1"),k=new i.default(this,"textTrack2"),m=new i.default(this,"textTrack3"),A=new i.default(this,"textTrack4");this.cea608Parser1=new F.default(1,S,k),this.cea608Parser2=new F.default(3,m,A)}h.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),h.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(K.Events.MANIFEST_LOADED,this.onManifestLoaded,this),h.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),h.on(K.Events.FRAG_LOADING,this.onFragLoading,this),h.on(K.Events.FRAG_LOADED,this.onFragLoaded,this),h.on(K.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),h.on(K.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),h.on(K.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),h.on(K.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),h.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var u=f.prototype;return u.destroy=function(){var S=this.hls;S.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),S.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),S.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),S.off(K.Events.MANIFEST_LOADED,this.onManifestLoaded,this),S.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),S.off(K.Events.FRAG_LOADING,this.onFragLoading,this),S.off(K.Events.FRAG_LOADED,this.onFragLoaded,this),S.off(K.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),S.off(K.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),S.off(K.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),S.off(K.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),S.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},u.addCues=function(S,k,m,A,I){for(var C=!1,P=I.length;P--;){var l=I[P],c=M(l[0],l[1],k,m);if(c>=0&&(l[0]=Math.min(l[0],k),l[1]=Math.max(l[1],m),C=!0,c/(m-k)>.5))return}if(C||I.push([k,m]),this.config.renderTextTracksNatively){var s=this.captionsTracks[S];this.Cues.newCue(s,k,m,A)}else{var g=this.Cues.newCue(null,k,m,A);this.hls.trigger(K.Events.CUES_PARSED,{type:"captions",cues:g,track:S})}},u.onInitPtsFound=function(S,k){var m=this,A=k.frag,I=k.id,C=k.initPTS,P=k.timescale,l=this.unparsedVttFrags;I==="main"&&(this.initPTS[A.cc]=C,this.timescale[A.cc]=P),l.length&&(this.unparsedVttFrags=[],l.forEach(function(c){m.onFragLoaded(K.Events.FRAG_LOADED,c)}))},u.getExistingTrack=function(S){var k=this.media;if(k)for(var m=0;m<k.textTracks.length;m++){var A=k.textTracks[m];if(A[S])return A}return null},u.createCaptionsTrack=function(S){this.config.renderTextTracksNatively?this.createNativeTrack(S):this.createNonNativeTrack(S)},u.createNativeTrack=function(S){if(!this.captionsTracks[S]){var k=this.captionsProperties,m=this.captionsTracks,A=this.media,I=k[S],C=I.label,P=I.languageCode,l=this.getExistingTrack(S);if(l)m[S]=l,(0,L.clearCurrentCues)(m[S]),(0,L.sendAddTrackEvent)(m[S],A);else{var c=this.createTextTrack("captions",C,P);c&&(c[S]=!0,m[S]=c)}}},u.createNonNativeTrack=function(S){if(!this.nonNativeCaptionsTracks[S]){var k=this.captionsProperties[S];if(k){var m=k.label,A={_id:S,label:m,kind:"captions",default:k.media?!!k.media.default:!1,closedCaptions:k.media};this.nonNativeCaptionsTracks[S]=A,this.hls.trigger(K.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[A]})}}},u.createTextTrack=function(S,k,m){var A=this.media;if(A)return A.addTextTrack(S,k,m)},u.onMediaAttaching=function(S,k){this.media=k.media,this._cleanTracks()},u.onMediaDetaching=function(){var S=this.captionsTracks;Object.keys(S).forEach(function(k){(0,L.clearCurrentCues)(S[k]),delete S[k]}),this.nonNativeCaptionsTracks={}},u.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=d(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},u._cleanTracks=function(){var S=this.media;if(S){var k=S.textTracks;if(k)for(var m=0;m<k.length;m++)(0,L.clearCurrentCues)(k[m])}},u.onSubtitleTracksUpdated=function(S,k){var m=this;this.textTracks=[];var A=k.subtitleTracks||[],I=A.some(function(c){return c.textCodec===v.IMSC1_CODEC});if(this.config.enableWebVTT||I&&this.config.enableIMSC1){var C=this.tracks&&A&&this.tracks.length===A.length;if(this.tracks=A||[],this.config.renderTextTracksNatively){var P=this.media?this.media.textTracks:[];this.tracks.forEach(function(c,s){var g;if(s<P.length){for(var R=null,D=0;D<P.length;D++)if(y(P[D],c)){R=P[D];break}R&&(g=R)}if(g)(0,L.clearCurrentCues)(g);else{var x=m._captionsOrSubtitlesFromCharacteristics(c);g=m.createTextTrack(x,c.name,c.lang),g&&(g.mode="disabled")}g&&(g.groupId=c.groupId,m.textTracks.push(g))})}else if(!C&&this.tracks&&this.tracks.length){var l=this.tracks.map(function(c){return{label:c.name,kind:c.type.toLowerCase(),default:c.default,subtitleTrack:c}});this.hls.trigger(K.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:l})}}},u._captionsOrSubtitlesFromCharacteristics=function(S){var k;if((k=S.attrs)!==null&&k!==void 0&&k.CHARACTERISTICS){var m=/transcribes-spoken-dialog/gi.test(S.attrs.CHARACTERISTICS),A=/describes-music-and-sound/gi.test(S.attrs.CHARACTERISTICS);if(m&&A)return"captions"}return"subtitles"},u.onManifestLoaded=function(S,k){var m=this;this.config.enableCEA708Captions&&k.captions&&k.captions.forEach(function(A){var I=/(?:CC|SERVICE)([1-4])/.exec(A.instreamId);if(I){var C="textTrack"+I[1],P=m.captionsProperties[C];P&&(P.label=A.name,A.lang&&(P.languageCode=A.lang),P.media=A)}})},u.closedCaptionsForLevel=function(S){var k=this.hls.levels[S.level];return k==null?void 0:k.attrs["CLOSED-CAPTIONS"]},u.onFragLoading=function(S,k){var m=this.cea608Parser1,A=this.cea608Parser2,I=this.lastSn,C=this.lastPartIndex;if(!(!this.enabled||!(m&&A))&&k.frag.type===b.PlaylistLevelType.MAIN){var P,l,c=k.frag.sn,s=(P=k==null||(l=k.part)===null||l===void 0?void 0:l.index)!=null?P:-1;c===I+1||c===I&&s===C+1||(m.reset(),A.reset()),this.lastSn=c,this.lastPartIndex=s}},u.onFragLoaded=function(S,k){var m=k.frag,A=k.payload,I=this.initPTS,C=this.unparsedVttFrags;if(m.type===b.PlaylistLevelType.SUBTITLE)if(A.byteLength){if(!(0,V.isFiniteNumber)(I[m.cc])){C.push(k),I.length&&this.hls.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Missing initial subtitle PTS")});return}var P=m.decryptdata,l="stats"in k;if(P==null||!P.encrypted||l){var c=this.tracks[m.level],s=this.vttCCs;s[m.cc]||(s[m.cc]={start:m.start,prevCC:this.prevCC,new:!0},this.prevCC=m.cc),c&&c.textCodec===v.IMSC1_CODEC?this._parseIMSC1(m,A):this._parseVTTs(m,A,s)}}else this.hls.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:m,error:new Error("Empty subtitle payload")})},u._parseIMSC1=function(S,k){var m=this,A=this.hls;(0,v.parseIMSC1)(k,this.initPTS[S.cc],this.timescale[S.cc],function(I){m._appendCues(I,S.level),A.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:S})},function(I){w.logger.log("Failed to parse IMSC1: "+I),A.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:S,error:I})})},u._parseVTTs=function(S,k,m){var A,I=this,C=this.hls,P=(A=S.initSegment)!==null&&A!==void 0&&A.data?(0,E.appendUint8Array)(S.initSegment.data,new Uint8Array(k)):k;(0,U.parseWebVTT)(P,this.initPTS[S.cc],this.timescale[S.cc],m,S.cc,S.start,function(l){I._appendCues(l,S.level),C.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:S})},function(l){I._fallbackToIMSC1(S,k),w.logger.log("Failed to parse VTT cue: "+l),C.trigger(K.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:S,error:l})})},u._fallbackToIMSC1=function(S,k){var m=this,A=this.tracks[S.level];A.textCodec||(0,v.parseIMSC1)(k,this.initPTS[S.cc],this.timescale[S.cc],function(){A.textCodec=v.IMSC1_CODEC,m._parseIMSC1(S,k)},function(){A.textCodec="wvtt"})},u._appendCues=function(S,k){var m=this.hls;if(this.config.renderTextTracksNatively){var A=this.textTracks[k];if(!A||A.mode==="disabled")return;S.forEach(function(P){return(0,L.addCueToTrack)(A,P)})}else{var I=this.tracks[k];if(!I)return;var C=I.default?"default":"subtitles"+k;m.trigger(K.Events.CUES_PARSED,{type:"subtitles",cues:S,track:C})}},u.onFragDecrypted=function(S,k){var m=k.frag;if(m.type===b.PlaylistLevelType.SUBTITLE){if(!(0,V.isFiniteNumber)(this.initPTS[m.cc])){this.unparsedVttFrags.push(k);return}this.onFragLoaded(K.Events.FRAG_LOADED,k)}},u.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},u.onFragParsingUserdata=function(S,k){var m=this.cea608Parser1,A=this.cea608Parser2;if(!(!this.enabled||!(m&&A))){var I=k.frag,C=k.samples;if(!(I.type===b.PlaylistLevelType.MAIN&&this.closedCaptionsForLevel(I)==="NONE"))for(var P=0;P<C.length;P++){var l=C[P].bytes;if(l){var c=this.extractCea608Data(l);m.addData(C[P].pts,c[0]),A.addData(C[P].pts,c[1])}}}},u.onBufferFlushing=function(S,k){var m=k.startOffset,A=k.endOffset,I=k.endOffsetSubtitles,C=k.type,P=this.media;if(!(!P||P.currentTime<A)){if(!C||C==="video"){var l=this.captionsTracks;Object.keys(l).forEach(function(s){return(0,L.removeCuesInRange)(l[s],m,A)})}if(this.config.renderTextTracksNatively&&m===0&&I!==void 0){var c=this.textTracks;Object.keys(c).forEach(function(s){return(0,L.removeCuesInRange)(c[s],m,I)})}}},u.extractCea608Data=function(S){for(var k=[[],[]],m=S[0]&31,A=2,I=0;I<m;I++){var C=S[A++],P=127&S[A++],l=127&S[A++];if(!(P===0&&l===0)){var c=(4&C)!==0;if(c){var s=3&C;(s===0||s===1)&&(k[s].push(P),k[s].push(l))}}}return k},f}();function y(f,u){return f&&f.label===u.name&&!(f.textTrack1||f.textTrack2)}function M(f,u,h,S){return Math.min(u,S)-Math.max(f,h)}function d(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}}}},"./src/crypt/aes-crypto.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>V});var V=function(){function K(i,U){this.subtle=void 0,this.aesIV=void 0,this.subtle=i,this.aesIV=U}var F=K.prototype;return F.decrypt=function(U,L){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},L,U)},K}()},"./src/crypt/aes-decryptor.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>F,removePadding:()=>K});var V=B("./src/utils/typed-array.ts");function K(i){var U=i.byteLength,L=U&&new DataView(i.buffer).getUint8(U-1);return L?(0,V.sliceUint8)(i,0,U-L):i}var F=function(){function i(){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()}var U=i.prototype;return U.uint8ArrayToUint32Array_=function(v){for(var E=new DataView(v),b=new Uint32Array(4),w=0;w<4;w++)b[w]=E.getUint32(w*4);return b},U.initTable=function(){var v=this.sBox,E=this.invSBox,b=this.subMix,w=b[0],p=b[1],y=b[2],M=b[3],d=this.invSubMix,f=d[0],u=d[1],h=d[2],S=d[3],k=new Uint32Array(256),m=0,A=0,I=0;for(I=0;I<256;I++)I<128?k[I]=I<<1:k[I]=I<<1^283;for(I=0;I<256;I++){var C=A^A<<1^A<<2^A<<3^A<<4;C=C>>>8^C&255^99,v[m]=C,E[C]=m;var P=k[m],l=k[P],c=k[l],s=k[C]*257^C*16843008;w[m]=s<<24|s>>>8,p[m]=s<<16|s>>>16,y[m]=s<<8|s>>>24,M[m]=s,s=c*16843009^l*65537^P*257^m*16843008,f[C]=s<<24|s>>>8,u[C]=s<<16|s>>>16,h[C]=s<<8|s>>>24,S[C]=s,m?(m=P^k[k[k[c^P]]],A^=k[k[A]]):m=A=1}},U.expandKey=function(v){for(var E=this.uint8ArrayToUint32Array_(v),b=!0,w=0;w<E.length&&b;)b=E[w]===this.key[w],w++;if(!b){this.key=E;var p=this.keySize=E.length;if(p!==4&&p!==6&&p!==8)throw new Error("Invalid aes key size="+p);var y=this.ksRows=(p+6+1)*4,M,d,f=this.keySchedule=new Uint32Array(y),u=this.invKeySchedule=new Uint32Array(y),h=this.sBox,S=this.rcon,k=this.invSubMix,m=k[0],A=k[1],I=k[2],C=k[3],P,l;for(M=0;M<y;M++){if(M<p){P=f[M]=E[M];continue}l=P,M%p===0?(l=l<<8|l>>>24,l=h[l>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[l&255],l^=S[M/p|0]<<24):p>6&&M%p===4&&(l=h[l>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[l&255]),f[M]=P=(f[M-p]^l)>>>0}for(d=0;d<y;d++)M=y-d,d&3?l=f[M]:l=f[M-4],d<4||M<=4?u[d]=l:u[d]=m[h[l>>>24]]^A[h[l>>>16&255]]^I[h[l>>>8&255]]^C[h[l&255]],u[d]=u[d]>>>0}},U.networkToHostOrderSwap=function(v){return v<<24|(v&65280)<<8|(v&16711680)>>8|v>>>24},U.decrypt=function(v,E,b){for(var w=this.keySize+6,p=this.invKeySchedule,y=this.invSBox,M=this.invSubMix,d=M[0],f=M[1],u=M[2],h=M[3],S=this.uint8ArrayToUint32Array_(b),k=S[0],m=S[1],A=S[2],I=S[3],C=new Int32Array(v),P=new Int32Array(C.length),l,c,s,g,R,D,x,T,O,$,H,Z,te,J,ie=this.networkToHostOrderSwap;E<C.length;){for(O=ie(C[E]),$=ie(C[E+1]),H=ie(C[E+2]),Z=ie(C[E+3]),R=O^p[0],D=Z^p[1],x=H^p[2],T=$^p[3],te=4,J=1;J<w;J++)l=d[R>>>24]^f[D>>16&255]^u[x>>8&255]^h[T&255]^p[te],c=d[D>>>24]^f[x>>16&255]^u[T>>8&255]^h[R&255]^p[te+1],s=d[x>>>24]^f[T>>16&255]^u[R>>8&255]^h[D&255]^p[te+2],g=d[T>>>24]^f[R>>16&255]^u[D>>8&255]^h[x&255]^p[te+3],R=l,D=c,x=s,T=g,te=te+4;l=y[R>>>24]<<24^y[D>>16&255]<<16^y[x>>8&255]<<8^y[T&255]^p[te],c=y[D>>>24]<<24^y[x>>16&255]<<16^y[T>>8&255]<<8^y[R&255]^p[te+1],s=y[x>>>24]<<24^y[T>>16&255]<<16^y[R>>8&255]<<8^y[D&255]^p[te+2],g=y[T>>>24]<<24^y[R>>16&255]<<16^y[D>>8&255]<<8^y[x&255]^p[te+3],P[E]=ie(l^k),P[E+1]=ie(g^m),P[E+2]=ie(s^A),P[E+3]=ie(c^I),k=O,m=$,A=H,I=Z,E=E+4}return P.buffer},i}()},"./src/crypt/decrypter.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>E});var V=B("./src/crypt/aes-crypto.ts"),K=B("./src/crypt/fast-aes-key.ts"),F=B("./src/crypt/aes-decryptor.ts"),i=B("./src/utils/logger.ts"),U=B("./src/utils/mp4-tools.ts"),L=B("./src/utils/typed-array.ts"),v=16,E=function(){function b(p,y){var M=y===void 0?{}:y,d=M.removePKCS7Padding,f=d===void 0?!0:d;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.useSoftware=p.enableSoftwareAES,this.removePKCS7Padding=f,f)try{var u=self.crypto;u&&(this.subtle=u.subtle||u.webkitSubtle)}catch(h){}this.subtle===null&&(this.useSoftware=!0)}var w=b.prototype;return w.destroy=function(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null},w.isSync=function(){return this.useSoftware},w.flush=function(){var y=this.currentResult,M=this.remainderData;if(!y||M)return this.reset(),null;var d=new Uint8Array(y);return this.reset(),this.removePKCS7Padding?(0,F.removePadding)(d):d},w.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},w.decrypt=function(y,M,d){var f=this;return this.useSoftware?new Promise(function(u,h){f.softwareDecrypt(new Uint8Array(y),M,d);var S=f.flush();S?u(S.buffer):h(new Error("[softwareDecrypt] Failed to decrypt data"))}):this.webCryptoDecrypt(new Uint8Array(y),M,d)},w.softwareDecrypt=function(y,M,d){var f=this.currentIV,u=this.currentResult,h=this.remainderData;this.logOnce("JS AES decrypt"),h&&(y=(0,U.appendUint8Array)(h,y),this.remainderData=null);var S=this.getValidChunk(y);if(!S.length)return null;f&&(d=f);var k=this.softwareDecrypter;k||(k=this.softwareDecrypter=new F.default),k.expandKey(M);var m=u;return this.currentResult=k.decrypt(S.buffer,0,d),this.currentIV=(0,L.sliceUint8)(S,-16).buffer,m||null},w.webCryptoDecrypt=function(y,M,d){var f=this,u=this.subtle;return(this.key!==M||!this.fastAesKey)&&(this.key=M,this.fastAesKey=new K.default(u,M)),this.fastAesKey.expandKey().then(function(h){if(!u)return Promise.reject(new Error("web crypto not initialized"));f.logOnce("WebCrypto AES decrypt");var S=new V.default(u,new Uint8Array(d));return S.decrypt(y.buffer,h)}).catch(function(h){return i.logger.warn("[decrypter]: WebCrypto Error, disable WebCrypto API, "+h.name+": "+h.message),f.onWebCryptoError(y,M,d)})},w.onWebCryptoError=function(y,M,d){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(y,M,d);var f=this.flush();if(f)return f.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")},w.getValidChunk=function(y){var M=y,d=y.length-y.length%v;return 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h=(0,V.isFiniteNumber)(u.presentationTime)?u.presentationTime/u.timeScale:y+u.presentationTimeDelta/u.timeScale,S=u.eventDuration===4294967295?Number.POSITIVE_INFINITY:u.eventDuration/u.timeScale;S<=.001&&(S=Number.POSITIVE_INFINITY);var k=u.payload;M.samples.push({data:k,len:k.byteLength,dts:h,pts:h,type:K.MetadataSchema.emsg,duration:S})}})}return M},b.demuxSampleAes=function(p,y,M){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},b.destroy=function(){},E}();const v=L},"./src/demux/mpegaudio.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{appendFrame:()=>L,canParse:()=>w,isHeader:()=>b,isHeaderPattern:()=>E,parseHeader:()=>v,probe:()=>p});var 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R=navigator.userAgent||"",D=R.match(/Chrome\/(\d+)/i);V=D?parseInt(D[1]):0}var x=!!V&&V<=87;return x&&f===2&&A>=224e3&&k===0&&(y[M+3]=y[M+3]|128),{sampleRate:C,channelCount:P,frameLength:g,samplesPerFrame:s}}}function E(y,M){return y[M]===255&&(y[M+1]&224)===224&&(y[M+1]&6)!==0}function b(y,M){return M+1<y.length&&E(y,M)}function w(y,M){var d=4;return E(y,M)&&d<=y.length-M}function p(y,M){if(M+1<y.length&&E(y,M)){var d=4,f=v(y,M),u=d;f!=null&&f.frameLength&&(u=f.frameLength);var h=M+u;return h===y.length||b(y,h)}return!1}},"./src/demux/sample-aes.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>i});var V=B("./src/crypt/decrypter.ts"),K=B("./src/utils/mp4-tools.ts"),F=function(){function U(v,E,b){this.keyData=void 0,this.decrypter=void 0,this.keyData=b,this.decrypter=new V.default(E,{removePKCS7Padding:!1})}var L=U.prototype;return L.decryptBuffer=function(E){return this.decrypter.decrypt(E,this.keyData.key.buffer,this.keyData.iv.buffer)},L.decryptAacSample=function(E,b,w){var p=this,y=E[b].unit;if(!(y.length<=16)){var M=y.subarray(16,y.length-y.length%16),d=M.buffer.slice(M.byteOffset,M.byteOffset+M.length);this.decryptBuffer(d).then(function(f){var u=new Uint8Array(f);y.set(u,16),p.decrypter.isSync()||p.decryptAacSamples(E,b+1,w)})}},L.decryptAacSamples=function(E,b,w){for(;;b++){if(b>=E.length){w();return}if(!(E[b].unit.length<32)&&(this.decryptAacSample(E,b,w),!this.decrypter.isSync()))return}},L.getAvcEncryptedData=function(E){for(var b=Math.floor((E.length-48)/160)*16+16,w=new Int8Array(b),p=0,y=32;y<E.length-16;y+=160,p+=16)w.set(E.subarray(y,y+16),p);return w},L.getAvcDecryptedUnit=function(E,b){for(var w=new Uint8Array(b),p=0,y=32;y<E.length-16;y+=160,p+=16)E.set(w.subarray(p,p+16),y);return E},L.decryptAvcSample=function(E,b,w,p,y){var M=this,d=(0,K.discardEPB)(y.data),f=this.getAvcEncryptedData(d);this.decryptBuffer(f.buffer).then(function(u){y.data=M.getAvcDecryptedUnit(d,u),M.decrypter.isSync()||M.decryptAvcSamples(E,b,w+1,p)})},L.decryptAvcSamples=function(E,b,w,p){if(E instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;b++,w=0){if(b>=E.length){p();return}for(var y=E[b].units;!(w>=y.length);w++){var M=y[w];if(!(M.data.length<=48||M.type!==1&&M.type!==5)&&(this.decryptAvcSample(E,b,w,p,M),!this.decrypter.isSync()))return}}},U}();const i=F},"./src/demux/transmuxer-interface.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>w});var V=B("./src/demux/webworkify-webpack.js"),K=B("./src/events.ts"),F=B("./src/demux/transmuxer.ts"),i=B("./src/utils/logger.ts"),U=B("./src/errors.ts"),L=B("./src/utils/mediasource-helper.ts"),v=B("./node_modules/eventemitter3/index.js"),E=B.n(v),b=(0,L.getMediaSource)()||{isTypeSupported:function(){return!1}},w=function(){function p(M,d,f,u){var h=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var S=M.config;this.hls=M,this.id=d,this.useWorker=!!S.enableWorker,this.onTransmuxComplete=f,this.onFlush=u;var k=function(P,l){l=l||{},l.frag=h.frag,l.id=h.id,h.hls.trigger(P,l)};this.observer=new v.EventEmitter,this.observer.on(K.Events.FRAG_DECRYPTED,k),this.observer.on(K.Events.ERROR,k);var m={mp4:b.isTypeSupported("video/mp4"),mpeg:b.isTypeSupported("audio/mpeg"),mp3:b.isTypeSupported('audio/mp4; codecs="mp3"')},A=navigator.vendor;if(this.useWorker&&typeof Worker!="undefined"){i.logger.log("demuxing in webworker");var I;try{I=this.worker=(0,V.default)("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),I.addEventListener("message",this.onwmsg),I.onerror=function(C){h.useWorker=!1,i.logger.warn("Exception in webworker, fallback to inline"),h.hls.trigger(K.Events.ERROR,{type:U.ErrorTypes.OTHER_ERROR,details:U.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:new Error(C.message+" ("+C.filename+":"+C.lineno+")")})},I.postMessage({cmd:"init",typeSupported:m,vendor:A,id:d,config:JSON.stringify(S)})}catch(C){i.logger.warn("Error in worker:",C),i.logger.error("Error while initializing DemuxerWorker, fallback to inline"),I&&self.URL.revokeObjectURL(I.objectURL),this.transmuxer=new F.default(this.observer,m,S,A,d),this.worker=null}}else this.transmuxer=new F.default(this.observer,m,S,A,d)}var y=p.prototype;return y.destroy=function(){var d=this.worker;if(d)d.removeEventListener("message",this.onwmsg),d.terminate(),this.worker=null,this.onwmsg=void 0;else{var f=this.transmuxer;f&&(f.destroy(),this.transmuxer=null)}var u=this.observer;u&&u.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},y.push=function(d,f,u,h,S,k,m,A,I,C){var P,l,c=this;I.transmuxing.start=self.performance.now();var s=this.transmuxer,g=this.worker,R=k?k.start:S.start,D=S.decryptdata,x=this.frag,T=!(x&&S.cc===x.cc),O=!(x&&I.level===x.level),$=x?I.sn-x.sn:-1,H=this.part?I.part-this.part.index:-1,Z=$===0&&I.id>1&&I.id===(x==null?void 0:x.stats.chunkCount),te=!O&&($===1||$===0&&(H===1||Z&&H<=0)),J=self.performance.now();(O||$||S.stats.parsing.start===0)&&(S.stats.parsing.start=J),k&&(H||!te)&&(k.stats.parsing.start=J);var ie=!(x&&((P=S.initSegment)===null||P===void 0?void 0:P.url)===((l=x.initSegment)===null||l===void 0?void 0:l.url)),oe=new F.TransmuxState(T,te,A,O,R,ie);if(!te||T||ie){i.logger.log("[transmuxer-interface, "+S.type+"]: Starting new transmux session for sn: "+I.sn+" p: "+I.part+" level: "+I.level+" id: "+I.id+`
discontinuity: `+T+`
trackSwitch: `+O+`
contiguous: `+te+`
accurateTimeOffset: `+A+`
timeOffset: `+R+`
initSegmentChange: `+ie);var ue=new F.TransmuxConfig(u,h,f,m,C);this.configureTransmuxer(ue)}if(this.frag=S,this.part=k,g)g.postMessage({cmd:"demux",data:d,decryptdata:D,chunkMeta:I,state:oe},d instanceof ArrayBuffer?[d]:[]);else if(s){var Pe=s.push(d,D,I,oe);(0,F.isPromise)(Pe)?(s.async=!0,Pe.then(function(Ne){c.handleTransmuxComplete(Ne)}).catch(function(Ne){c.transmuxerError(Ne,I,"transmuxer-interface push error")})):(s.async=!1,this.handleTransmuxComplete(Pe))}},y.flush=function(d){var f=this;d.transmuxing.start=self.performance.now();var u=this.transmuxer,h=this.worker;if(h)h.postMessage({cmd:"flush",chunkMeta:d});else if(u){var S=u.flush(d),k=(0,F.isPromise)(S);k||u.async?((0,F.isPromise)(S)||(S=Promise.resolve(S)),S.then(function(m){f.handleFlushResult(m,d)}).catch(function(m){f.transmuxerError(m,d,"transmuxer-interface flush error")})):this.handleFlushResult(S,d)}},y.transmuxerError=function(d,f,u){this.hls&&this.hls.trigger(K.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:f,fatal:!1,error:d,err:d,reason:u})},y.handleFlushResult=function(d,f){var u=this;d.forEach(function(h){u.handleTransmuxComplete(h)}),this.onFlush(f)},y.onWorkerMessage=function(d){var f=d.data,u=this.hls;switch(f.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(f.data);break}case"flush":{this.onFlush(f.data);break}case"workerLog":i.logger[f.data.logType]&&i.logger[f.data.logType](f.data.message);break;default:{f.data=f.data||{},f.data.frag=this.frag,f.data.id=this.id,u.trigger(f.event,f.data);break}}},y.configureTransmuxer=function(d){var f=this.worker,u=this.transmuxer;f?f.postMessage({cmd:"configure",config:d}):u&&u.configure(d)},y.handleTransmuxComplete=function(d){d.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(d)},p}()},"./src/demux/transmuxer-worker.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>v});var V=B("./src/demux/transmuxer.ts"),K=B("./src/events.ts"),F=B("./src/utils/logger.ts"),i=B("./node_modules/eventemitter3/index.js"),U=B.n(i),L=B("./src/errors.ts");function v(y){var M=new i.EventEmitter,d=function(h,S){y.postMessage({event:h,data:S})};M.on(K.Events.FRAG_DECRYPTED,d),M.on(K.Events.ERROR,d);var f=function(){var h=function(m){var A=function(C){d("workerLog",{logType:m,message:C})};F.logger[m]=A};for(var S in F.logger)h(S)};y.addEventListener("message",function(u){var h=u.data;switch(h.cmd){case"init":{var S=JSON.parse(h.config);y.transmuxer=new V.default(M,h.typeSupported,S,h.vendor,h.id),(0,F.enableLogs)(S.debug,h.id),f(),d("init",null);break}case"configure":{y.transmuxer.configure(h.config);break}case"demux":{var k=y.transmuxer.push(h.data,h.decryptdata,h.chunkMeta,h.state);(0,V.isPromise)(k)?(y.transmuxer.async=!0,k.then(function(C){E(y,C)}).catch(function(C){d(K.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:h.chunkMeta,fatal:!1,error:C,err:C,reason:"transmuxer-worker push error"})})):(y.transmuxer.async=!1,E(y,k));break}case"flush":{var m=h.chunkMeta,A=y.transmuxer.flush(m),I=(0,V.isPromise)(A);I||y.transmuxer.async?((0,V.isPromise)(A)||(A=Promise.resolve(A)),A.then(function(C){w(y,C,m)}).catch(function(C){d(K.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:h.chunkMeta,fatal:!1,error:C,err:C,reason:"transmuxer-worker flush error"})})):w(y,A,m);break}default:break}})}function E(y,M){if(p(M.remuxResult))return!1;var d=[],f=M.remuxResult,u=f.audio,h=f.video;return u&&b(d,u),h&&b(d,h),y.postMessage({event:"transmuxComplete",data:M},d),!0}function b(y,M){M.data1&&y.push(M.data1.buffer),M.data2&&y.push(M.data2.buffer)}function w(y,M,d){var f=M.reduce(function(u,h){return E(y,h)||u},!1);f||y.postMessage({event:"transmuxComplete",data:M[0]}),y.postMessage({event:"flush",data:d})}function p(y){return!y.audio&&!y.video&&!y.text&&!y.id3&&!y.initSegment}},"./src/demux/transmuxer.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{TransmuxConfig:()=>h,TransmuxState:()=>S,default:()=>M,isPromise:()=>u});var V=B("./src/events.ts"),K=B("./src/errors.ts"),F=B("./src/crypt/decrypter.ts"),i=B("./src/demux/aacdemuxer.ts"),U=B("./src/demux/mp4demuxer.ts"),L=B("./src/demux/tsdemuxer.ts"),v=B("./src/demux/mp3demuxer.ts"),E=B("./src/remux/mp4-remuxer.ts"),b=B("./src/remux/passthrough-remuxer.ts"),w=B("./src/utils/logger.ts"),p;try{p=self.performance.now.bind(self.performance)}catch(k){w.logger.debug("Unable to use Performance API on this environment"),p=self.Date.now}var y=[{demux:U.default,remux:b.default},{demux:L.default,remux:E.default},{demux:i.default,remux:E.default},{demux:v.default,remux:E.default}],M=function(){function k(A,I,C,P,l){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=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=A,this.typeSupported=I,this.config=C,this.vendor=P,this.id=l}var m=k.prototype;return m.configure=function(I){this.transmuxConfig=I,this.decrypter&&this.decrypter.reset()},m.push=function(I,C,P,l){var c=this,s=P.transmuxing;s.executeStart=p();var g=new Uint8Array(I),R=this.currentTransmuxState,D=this.transmuxConfig;l&&(this.currentTransmuxState=l);var x=l||R,T=x.contiguous,O=x.discontinuity,$=x.trackSwitch,H=x.accurateTimeOffset,Z=x.timeOffset,te=x.initSegmentChange,J=D.audioCodec,ie=D.videoCodec,oe=D.defaultInitPts,ue=D.duration,Pe=D.initSegmentData,Ne=d(g,C);if(Ne&&Ne.method==="AES-128"){var Ve=this.getDecrypter();if(Ve.isSync()){var ot=Ve.softwareDecrypt(g,Ne.key.buffer,Ne.iv.buffer),Et=P.part>-1;if(Et&&(ot=Ve.flush()),!ot)return s.executeEnd=p(),f(P);g=new Uint8Array(ot)}else return this.decryptionPromise=Ve.webCryptoDecrypt(g,Ne.key.buffer,Ne.iv.buffer).then(function(ht){var ft=c.push(ht,null,P);return c.decryptionPromise=null,ft}),this.decryptionPromise}var it=this.needsProbing(O,$);it&&this.configureTransmuxer(g),(O||$||te||it)&&this.resetInitSegment(Pe,J,ie,ue,C),(O||te||it)&&this.resetInitialTimestamp(oe),T||this.resetContiguity();var Ie=this.transmux(g,Ne,Z,H,P),He=this.currentTransmuxState;return He.contiguous=!0,He.discontinuity=!1,He.trackSwitch=!1,s.executeEnd=p(),Ie},m.flush=function(I){var C=this,P=I.transmuxing;P.executeStart=p();var l=this.decrypter,c=this.currentTransmuxState,s=this.decryptionPromise;if(s)return s.then(function(){return C.flush(I)});var g=[],R=c.timeOffset;if(l){var D=l.flush();D&&g.push(this.push(D,null,I))}var x=this.demuxer,T=this.remuxer;if(!x||!T)return this.observer.emit(V.Events.ERROR,V.Events.ERROR,{type:K.ErrorTypes.MEDIA_ERROR,details:K.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),P.executeEnd=p(),[f(I)];var O=x.flush(R);return u(O)?O.then(function($){return C.flushRemux(g,$,I),g}):(this.flushRemux(g,O,I),g)},m.flushRemux=function(I,C,P){var l=C.audioTrack,c=C.videoTrack,s=C.id3Track,g=C.textTrack,R=this.currentTransmuxState,D=R.accurateTimeOffset,x=R.timeOffset;w.logger.log("[transmuxer.ts]: Flushed fragment "+P.sn+(P.part>-1?" p: "+P.part:"")+" of level "+P.level);var T=this.remuxer.remux(l,c,s,g,x,D,!0,this.id);I.push({remuxResult:T,chunkMeta:P}),P.transmuxing.executeEnd=p()},m.resetInitialTimestamp=function(I){var C=this.demuxer,P=this.remuxer;!C||!P||(C.resetTimeStamp(I),P.resetTimeStamp(I))},m.resetContiguity=function(){var I=this.demuxer,C=this.remuxer;!I||!C||(I.resetContiguity(),C.resetNextTimestamp())},m.resetInitSegment=function(I,C,P,l,c){var s=this.demuxer,g=this.remuxer;!s||!g||(s.resetInitSegment(I,C,P,l),g.resetInitSegment(I,C,P,c))},m.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},m.transmux=function(I,C,P,l,c){var s;return C&&C.method==="SAMPLE-AES"?s=this.transmuxSampleAes(I,C,P,l,c):s=this.transmuxUnencrypted(I,P,l,c),s},m.transmuxUnencrypted=function(I,C,P,l){var c=this.demuxer.demux(I,C,!1,!this.config.progressive),s=c.audioTrack,g=c.videoTrack,R=c.id3Track,D=c.textTrack,x=this.remuxer.remux(s,g,R,D,C,P,!1,this.id);return{remuxResult:x,chunkMeta:l}},m.transmuxSampleAes=function(I,C,P,l,c){var s=this;return this.demuxer.demuxSampleAes(I,C,P).then(function(g){var R=s.remuxer.remux(g.audioTrack,g.videoTrack,g.id3Track,g.textTrack,P,l,!1,s.id);return{remuxResult:R,chunkMeta:c}})},m.configureTransmuxer=function(I){for(var C=this.config,P=this.observer,l=this.typeSupported,c=this.vendor,s,g=0,R=y.length;g<R;g++)if(y[g].demux.probe(I)){s=y[g];break}s||(w.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),s={demux:U.default,remux:b.default});var D=this.demuxer,x=this.remuxer,T=s.remux,O=s.demux;(!x||!(x instanceof T))&&(this.remuxer=new T(P,C,l,c)),(!D||!(D instanceof O))&&(this.demuxer=new O(P,C,l),this.probe=O.probe)},m.needsProbing=function(I,C){return!this.demuxer||!this.remuxer||I||C},m.getDecrypter=function(){var I=this.decrypter;return I||(I=this.decrypter=new F.default(this.config)),I},k}();function d(k,m){var A=null;return k.byteLength>0&&m!=null&&m.key!=null&&m.iv!==null&&m.method!=null&&(A=m),A}var f=function(m){return{remuxResult:{},chunkMeta:m}};function u(k){return"then"in k&&k.then instanceof Function}var h=function(m,A,I,C,P){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=m,this.videoCodec=A,this.initSegmentData=I,this.duration=C,this.defaultInitPts=P},S=function(m,A,I,C,P,l){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=m,this.contiguous=A,this.accurateTimeOffset=I,this.trackSwitch=C,this.timeOffset=P,this.initSegmentChange=l}},"./src/demux/tsdemuxer.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>k});var V=B("./src/demux/adts.ts"),K=B("./src/demux/mpegaudio.ts"),F=B("./src/demux/exp-golomb.ts"),i=B("./src/demux/sample-aes.ts"),U=B("./src/events.ts"),L=B("./src/utils/mp4-tools.ts"),v=B("./src/utils/logger.ts"),E=B("./src/errors.ts"),b=B("./src/types/demuxer.ts");function w(){return w=Object.assign?Object.assign.bind():function(m){for(var A=1;A<arguments.length;A++){var I=arguments[A];for(var C in I)Object.prototype.hasOwnProperty.call(I,C)&&(m[C]=I[C])}return m},w.apply(this,arguments)}var p=188,y=function(){function m(I,C,P){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._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=I,this.config=C,this.typeSupported=P}m.probe=function(C){var P=m.syncOffset(C);return P>0&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+P),P!==-1},m.syncOffset=function(C){for(var P=C.length,l=Math.min(p*5,C.length-p)+1,c=0;c<l;){for(var s=!1,g=c;g<P&&C[g]===71;g+=p)if(!s&&d(C,g)===0&&(s=!0),s&&g+p>l)return c;c++}return-1},m.createTrack=function(C,P){return{container:C==="video"||C==="audio"?"video/mp2t":void 0,type:C,id:L.RemuxerTrackIdConfig[C],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:C==="audio"?P:void 0}};var A=m.prototype;return A.resetInitSegment=function(C,P,l,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=m.createTrack("video"),this._audioTrack=m.createTrack("audio",c),this._id3Track=m.createTrack("id3"),this._txtTrack=m.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=P,this.videoCodec=l,this._duration=c},A.resetTimeStamp=function(){},A.resetContiguity=function(){var C=this._audioTrack,P=this._avcTrack,l=this._id3Track;C&&(C.pesData=null),P&&(P.pesData=null),l&&(l.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},A.demux=function(C,P,l,c){l===void 0&&(l=!1),c===void 0&&(c=!1),l||(this.sampleAes=null);var s,g=this._avcTrack,R=this._audioTrack,D=this._id3Track,x=this._txtTrack,T=g.pid,O=g.pesData,$=R.pid,H=D.pid,Z=R.pesData,te=D.pesData,J=null,ie=this.pmtParsed,oe=this._pmtId,ue=C.length;if(this.remainderData&&(C=(0,L.appendUint8Array)(this.remainderData,C),ue=C.length,this.remainderData=null),ue<p&&!c)return this.remainderData=C,{audioTrack:R,videoTrack:g,id3Track:D,textTrack:x};var Pe=Math.max(0,m.syncOffset(C));ue-=(ue-Pe)%p,ue<C.byteLength&&!c&&(this.remainderData=new Uint8Array(C.buffer,ue,C.buffer.byteLength-ue));for(var Ne=0,Ve=Pe;Ve<ue;Ve+=p)if(C[Ve]===71){var ot=!!(C[Ve+1]&64),Et=d(C,Ve),it=(C[Ve+3]&48)>>4,Ie=void 0;if(it>1){if(Ie=Ve+5+C[Ve+4],Ie===Ve+p)continue}else Ie=Ve+4;switch(Et){case T:ot&&(O&&(s=h(O))&&this.parseAVCPES(g,x,s,!1),O={data:[],size:0}),O&&(O.data.push(C.subarray(Ie,Ve+p)),O.size+=Ve+p-Ie);break;case $:if(ot){if(Z&&(s=h(Z)))switch(R.segmentCodec){case"aac":this.parseAACPES(R,s);break;case"mp3":this.parseMPEGPES(R,s);break}Z={data:[],size:0}}Z&&(Z.data.push(C.subarray(Ie,Ve+p)),Z.size+=Ve+p-Ie);break;case H:ot&&(te&&(s=h(te))&&this.parseID3PES(D,s),te={data:[],size:0}),te&&(te.data.push(C.subarray(Ie,Ve+p)),te.size+=Ve+p-Ie);break;case 0:ot&&(Ie+=C[Ie]+1),oe=this._pmtId=f(C,Ie);break;case oe:{ot&&(Ie+=C[Ie]+1);var He=u(C,Ie,this.typeSupported,l);T=He.avc,T>0&&(g.pid=T),$=He.audio,$>0&&(R.pid=$,R.segmentCodec=He.segmentCodec),H=He.id3,H>0&&(D.pid=H),J!==null&&!ie&&(v.logger.warn("MPEG-TS PMT found at "+Ve+" after unknown PID '"+J+"'. Backtracking to sync byte @"+Pe+" to parse all TS packets."),J=null,Ve=Pe-188),ie=this.pmtParsed=!0;break}case 17:case 8191:break;default:J=Et;break}}else Ne++;Ne>0&&this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+Ne+" TS packet/s that do not start with 0x47"}),g.pesData=O,R.pesData=Z,D.pesData=te;var ht={audioTrack:R,videoTrack:g,id3Track:D,textTrack:x};return c&&this.extractRemainingSamples(ht),ht},A.flush=function(){var C=this.remainderData;this.remainderData=null;var P;return C?P=this.demux(C,-1,!1,!0):P={videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(P),this.sampleAes?this.decrypt(P,this.sampleAes):P},A.extractRemainingSamples=function(C){var P=C.audioTrack,l=C.videoTrack,c=C.id3Track,s=C.textTrack,g=l.pesData,R=P.pesData,D=c.pesData,x;if(g&&(x=h(g))?(this.parseAVCPES(l,s,x,!0),l.pesData=null):l.pesData=g,R&&(x=h(R))){switch(P.segmentCodec){case"aac":this.parseAACPES(P,x);break;case"mp3":this.parseMPEGPES(P,x);break}P.pesData=null}else R!=null&&R.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),P.pesData=R;D&&(x=h(D))?(this.parseID3PES(c,x),c.pesData=null):c.pesData=D},A.demuxSampleAes=function(C,P,l){var c=this.demux(C,l,!0,!this.config.progressive),s=this.sampleAes=new i.default(this.observer,this.config,P);return this.decrypt(c,s)},A.decrypt=function(C,P){return new Promise(function(l){var c=C.audioTrack,s=C.videoTrack;c.samples&&c.segmentCodec==="aac"?P.decryptAacSamples(c.samples,0,function(){s.samples?P.decryptAvcSamples(s.samples,0,0,function(){l(C)}):l(C)}):s.samples&&P.decryptAvcSamples(s.samples,0,0,function(){l(C)})})},A.destroy=function(){this._duration=0},A.parseAVCPES=function(C,P,l,c){var s=this,g=this.parseAVCNALu(C,l.data),R=!1,D=this.avcSample,x,T=!1;l.data=null,D&&g.length&&!C.audFound&&(S(D,C),D=this.avcSample=M(!1,l.pts,l.dts,"")),g.forEach(function(O){switch(O.type){case 1:{x=!0,D||(D=s.avcSample=M(!0,l.pts,l.dts,"")),R&&(D.debug+="NDR "),D.frame=!0;var $=O.data;if(T&&$.length>4){var H=new F.default($).readSliceType();(H===2||H===4||H===7||H===9)&&(D.key=!0)}break}case 5:x=!0,D||(D=s.avcSample=M(!0,l.pts,l.dts,"")),R&&(D.debug+="IDR "),D.key=!0,D.frame=!0;break;case 6:{x=!0,R&&D&&(D.debug+="SEI "),(0,L.parseSEIMessageFromNALu)(O.data,1,l.pts,P.samples);break}case 7:if(x=!0,T=!0,R&&D&&(D.debug+="SPS "),!C.sps){var Z=new F.default(O.data),te=Z.readSPS();C.width=te.width,C.height=te.height,C.pixelRatio=te.pixelRatio,C.sps=[O.data],C.duration=s._duration;for(var J=O.data.subarray(1,4),ie="avc1.",oe=0;oe<3;oe++){var ue=J[oe].toString(16);ue.length<2&&(ue="0"+ue),ie+=ue}C.codec=ie}break;case 8:x=!0,R&&D&&(D.debug+="PPS "),C.pps||(C.pps=[O.data]);break;case 9:x=!1,C.audFound=!0,D&&S(D,C),D=s.avcSample=M(!1,l.pts,l.dts,R?"AUD ":"");break;case 12:x=!0;break;default:x=!1,D&&(D.debug+="unknown NAL "+O.type+" ");break}if(D&&x){var Pe=D.units;Pe.push(O)}}),c&&D&&(S(D,C),this.avcSample=null)},A.getLastNalUnit=function(C){var P,l=this.avcSample,c;if((!l||l.units.length===0)&&(l=C[C.length-1]),(P=l)!==null&&P!==void 0&&P.units){var s=l.units;c=s[s.length-1]}return c},A.parseAVCNALu=function(C,P){var l=P.byteLength,c=C.naluState||0,s=c,g=[],R=0,D,x,T,O=-1,$=0;for(c===-1&&(O=0,$=P[0]&31,c=0,R=1);R<l;){if(D=P[R++],!c){c=D?0:1;continue}if(c===1){c=D?0:2;continue}if(!D)c=3;else if(D===1){if(O>=0){var H={data:P.subarray(O,R-c-1),type:$};g.push(H)}else{var Z=this.getLastNalUnit(C.samples);if(Z&&(s&&R<=4-s&&Z.state&&(Z.data=Z.data.subarray(0,Z.data.byteLength-s)),x=R-c-1,x>0)){var te=new Uint8Array(Z.data.byteLength+x);te.set(Z.data,0),te.set(P.subarray(0,x),Z.data.byteLength),Z.data=te,Z.state=0}}R<l?(T=P[R]&31,O=R,$=T,c=0):c=-1}else c=0}if(O>=0&&c>=0){var J={data:P.subarray(O,l),type:$,state:c};g.push(J)}if(g.length===0){var ie=this.getLastNalUnit(C.samples);if(ie){var oe=new Uint8Array(ie.data.byteLength+P.byteLength);oe.set(ie.data,0),oe.set(P,ie.data.byteLength),ie.data=oe}}return C.naluState=c,g},A.parseAACPES=function(C,P){var l=0,c=this.aacOverFlow,s=P.data;if(c){this.aacOverFlow=null;var g=c.missing,R=c.sample.unit.byteLength;if(g===-1){var D=new Uint8Array(R+s.byteLength);D.set(c.sample.unit,0),D.set(s,R),s=D}else{var x=R-g;c.sample.unit.set(s.subarray(0,g),x),C.samples.push(c.sample),l=c.missing}}var T,O;for(T=l,O=s.length;T<O-1&&!V.isHeader(s,T);T++);if(T!==l){var $,H;if(T<O-1?($="AAC PES did not start with ADTS header,offset:"+T,H=!1):($="no ADTS header found in AAC PES",H=!0),v.logger.warn("parsing error:"+$),this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.FRAG_PARSING_ERROR,fatal:H,reason:$}),H)return}V.initTrackConfig(C,this.observer,s,T,this.audioCodec);var Z;if(P.pts!==void 0)Z=P.pts;else if(c){var te=V.getFrameDuration(C.samplerate);Z=c.sample.pts+te}else{v.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var J=0,ie;T<O;)if(ie=V.appendFrame(C,s,T,Z,J),T+=ie.length,ie.missing){this.aacOverFlow=ie;break}else for(J++;T<O-1&&!V.isHeader(s,T);T++);},A.parseMPEGPES=function(C,P){var l=P.data,c=l.length,s=0,g=0,R=P.pts;if(R===void 0){v.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;g<c;)if(K.isHeader(l,g)){var D=K.appendFrame(C,l,g,R,s);if(D)g+=D.length,s++;else break}else g++},A.parseID3PES=function(C,P){if(P.pts===void 0){v.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}var l=w({},P,{type:this._avcTrack?b.MetadataSchema.emsg:b.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});C.samples.push(l)},m}();function M(m,A,I,C){return{key:m,frame:!1,pts:A,dts:I,units:[],debug:C,length:0}}function d(m,A){return((m[A+1]&31)<<8)+m[A+2]}function f(m,A){return(m[A+10]&31)<<8|m[A+11]}function u(m,A,I,C){var P={audio:-1,avc:-1,id3:-1,segmentCodec:"aac"},l=(m[A+1]&15)<<8|m[A+2],c=A+3+l-4,s=(m[A+10]&15)<<8|m[A+11];for(A+=12+s;A<c;){var g=d(m,A);switch(m[A]){case 207:if(!C){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:P.audio===-1&&(P.audio=g);break;case 21:P.id3===-1&&(P.id3=g);break;case 219:if(!C){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:P.avc===-1&&(P.avc=g);break;case 3:case 4:I.mpeg!==!0&&I.mp3!==!0?v.logger.log("MPEG audio found, not supported in this browser"):P.audio===-1&&(P.audio=g,P.segmentCodec="mp3");break;case 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s=this.media,g=this.url,R=this.url=V.buildAbsoluteURL(self.location.href,c,{alwaysNormalize:!0});p.logger.log("loadSource:"+R),s&&g&&g!==R&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(s)),this.trigger(f.Events.MANIFEST_LOADING,{url:c})},P.startLoad=function(c){c===void 0&&(c=-1),p.logger.log("startLoad("+c+")"),this.networkControllers.forEach(function(s){s.startLoad(c)})},P.stopLoad=function(){p.logger.log("stopLoad"),this.networkControllers.forEach(function(c){c.stopLoad()})},P.swapAudioCodec=function(){p.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},P.recoverMediaError=function(){p.logger.log("recoverMediaError");var c=this._media;this.detachMedia(),c&&this.attachMedia(c)},P.removeLevel=function(c,s){s===void 0&&(s=0),this.levelController.removeLevel(c,s)},k(C,[{key:"levels",get:function(){var c=this.levelController.levels;return c||[]}},{key:"currentLevel",get:function(){return 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this.attr.bool(b.END_ON_NEXT)}},{key:"isValid",get:function(){return!!this.id&&!this._badValueForSameId&&(0,V.isFiniteNumber)(this.startDate.getTime())&&(this.duration===null||this.duration>=0)&&(!this.endOnNext||!!this.class)}}]),p}()},"./src/loader/fragment-loader.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{LoadError:()=>M,default:()=>p});var V=B("./src/polyfills/number.ts"),K=B("./src/errors.ts");function F(d,f){d.prototype=Object.create(f.prototype),d.prototype.constructor=d,E(d,f)}function i(d){var f=typeof Map=="function"?new Map:void 0;return i=function(h){if(h===null||!v(h))return h;if(typeof h!="function")throw new TypeError("Super expression must either be null or a function");if(typeof f!="undefined"){if(f.has(h))return f.get(h);f.set(h,S)}function S(){return U(h,arguments,b(this).constructor)}return S.prototype=Object.create(h.prototype,{constructor:{value:S,enumerable:!1,writable:!0,configurable:!0}}),E(S,h)},i(d)}function U(d,f,u){return L()?U=Reflect.construct.bind():U=function(S,k,m){var A=[null];A.push.apply(A,k);var I=Function.bind.apply(S,A),C=new I;return m&&E(C,m.prototype),C},U.apply(null,arguments)}function L(){if(typeof Reflect=="undefined"||!Reflect.construct||Reflect.construct.sham)return!1;if(typeof Proxy=="function")return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(d){return!1}}function v(d){return Function.toString.call(d).indexOf("[native code]")!==-1}function E(d,f){return E=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(h,S){return h.__proto__=S,h},E(d,f)}function b(d){return b=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(u){return u.__proto__||Object.getPrototypeOf(u)},b(d)}var w=Math.pow(2,17),p=function(){function d(u){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=u}var f=d.prototype;return f.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},f.abort=function(){this.loader&&this.loader.abort()},f.load=function(h,S){var k=this,m=h.url;if(!m)return Promise.reject(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:h,networkDetails:null},"Fragment does not have a "+(m?"part list":"url")));this.abort();var A=this.config,I=A.fLoader,C=A.loader;return new Promise(function(P,l){k.loader&&k.loader.destroy();var c=k.loader=h.loader=I?new I(A):new C(A),s=y(h),g={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:h.sn==="initSegment"?1/0:w};h.stats=c.stats,c.load(s,g,{onSuccess:function(D,x,T,O){k.resetLoader(h,c);var $=D.data;T.resetIV&&h.decryptdata&&(h.decryptdata.iv=new Uint8Array($.slice(0,16)),$=$.slice(16)),P({frag:h,part:null,payload:$,networkDetails:O})},onError:function(D,x,T){k.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:h,response:D,networkDetails:T}))},onAbort:function(D,x,T){k.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:h,networkDetails:T}))},onTimeout:function(D,x,T){k.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:h,networkDetails:T}))},onProgress:function(D,x,T,O){S&&S({frag:h,part:null,payload:T,networkDetails:O})}})})},f.loadPart=function(h,S,k){var m=this;this.abort();var A=this.config,I=A.fLoader,C=A.loader;return new Promise(function(P,l){m.loader&&m.loader.destroy();var c=m.loader=h.loader=I?new I(A):new C(A),s=y(h,S),g={timeout:A.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:A.fragLoadingMaxRetryTimeout,highWaterMark:w};S.stats=c.stats,c.load(s,g,{onSuccess:function(D,x,T,O){m.resetLoader(h,c),m.updateStatsFromPart(h,S);var $={frag:h,part:S,payload:D.data,networkDetails:O};k($),P($)},onError:function(D,x,T){m.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:h,part:S,response:D,networkDetails:T}))},onAbort:function(D,x,T){h.stats.aborted=S.stats.aborted,m.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:h,part:S,networkDetails:T}))},onTimeout:function(D,x,T){m.resetLoader(h,c),l(new M({type:K.ErrorTypes.NETWORK_ERROR,details:K.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:h,part:S,networkDetails:T}))}})})},f.updateStatsFromPart=function(h,S){var k=h.stats,m=S.stats,A=m.total;if(k.loaded+=m.loaded,A){var I=Math.round(h.duration/S.duration),C=Math.min(Math.round(k.loaded/A),I),P=I-C,l=P*Math.round(k.loaded/C);k.total=k.loaded+l}else k.total=Math.max(k.loaded,k.total);var c=k.loading,s=m.loading;c.start?c.first+=s.first-s.start:(c.start=s.start,c.first=s.first),c.end=s.end},f.resetLoader=function(h,S){h.loader=null,this.loader===S&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),S.destroy()},d}();function y(d,f){f===void 0&&(f=null);var u=f||d,h={frag:d,part:f,responseType:"arraybuffer",url:u.url,headers:{},rangeStart:0,rangeEnd:0},S=u.byteRangeStartOffset,k=u.byteRangeEndOffset;if((0,V.isFiniteNumber)(S)&&(0,V.isFiniteNumber)(k)){var m,A=S,I=k;if(d.sn==="initSegment"&&((m=d.decryptdata)===null||m===void 0?void 0:m.method)==="AES-128"){var C=k-S;C%16&&(I=k+(16-C%16)),S!==0&&(h.resetIV=!0,A=S-16)}h.rangeStart=A,h.rangeEnd=I}return h}var M=function(d){F(f,d);function f(u){for(var h,S=arguments.length,k=new Array(S>1?S-1:0),m=1;m<S;m++)k[m-1]=arguments[m];return h=d.call.apply(d,[this].concat(k))||this,h.data=void 0,h.data=u,h}return f}(i(Error))},"./src/loader/fragment.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{BaseSegment:()=>y,ElementaryStreamTypes:()=>p,Fragment:()=>M,Part:()=>d});var V=B("./src/polyfills/number.ts"),K=B("./node_modules/url-toolkit/src/url-toolkit.js"),F=B.n(K),i=B("./src/loader/load-stats.ts");function U(f,u){f.prototype=Object.create(u.prototype),f.prototype.constructor=f,L(f,u)}function L(f,u){return L=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(S,k){return S.__proto__=k,S},L(f,u)}function v(f,u){for(var h=0;h<u.length;h++){var S=u[h];S.enumerable=S.enumerable||!1,S.configurable=!0,"value"in S&&(S.writable=!0),Object.defineProperty(f,b(S.key),S)}}function E(f,u,h){return u&&v(f.prototype,u),h&&v(f,h),Object.defineProperty(f,"prototype",{writable:!1}),f}function b(f){var u=w(f,"string");return typeof u=="symbol"?u:String(u)}function w(f,u){if(typeof f!="object"||f===null)return f;var h=f[Symbol.toPrimitive];if(h!==void 0){var S=h.call(f,u||"default");if(typeof S!="object")return S;throw new TypeError("@@toPrimitive must return a 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u(S,k){var m;return m=f.call(this,k)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkeys=void 0,m.type=void 0,m.loader=null,m.keyLoader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new i.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.endList=void 0,m.type=S,m}var h=u.prototype;return h.setKeyFormat=function(k){if(this.levelkeys){var m=this.levelkeys[k];m&&!this._decryptdata&&(this._decryptdata=m.getDecryptData(this.sn))}},h.abortRequests=function(){var k,m;(k=this.loader)===null||k===void 0||k.abort(),(m=this.keyLoader)===null||m===void 0||m.abort()},h.setElementaryStreamInfo=function(k,m,A,I,C,P){P===void 0&&(P=!1);var l=this.elementaryStreams,c=l[k];if(!c){l[k]={startPTS:m,endPTS:A,startDTS:I,endDTS:C,partial:P};return}c.startPTS=Math.min(c.startPTS,m),c.endPTS=Math.max(c.endPTS,A),c.startDTS=Math.min(c.startDTS,I),c.endDTS=Math.max(c.endDTS,C)},h.clearElementaryStreamInfo=function(){var k=this.elementaryStreams;k[p.AUDIO]=null,k[p.VIDEO]=null,k[p.AUDIOVIDEO]=null},E(u,[{key:"decryptdata",get:function(){var k=this.levelkeys;if(!k&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){var m=this.levelkeys.identity;if(m)this._decryptdata=m.getDecryptData(this.sn);else{var A=Object.keys(this.levelkeys);if(A.length===1)return this._decryptdata=this.levelkeys[A[0]].getDecryptData(this.sn)}}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null||!(0,V.isFiniteNumber)(this.programDateTime))return null;var k=(0,V.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+k*1e3}},{key:"encrypted",get:function(){var k;if((k=this._decryptdata)!==null&&k!==void 0&&k.encrypted)return!0;if(this.levelkeys){var m=Object.keys(this.levelkeys),A=m.length;if(A>1||A===1&&this.levelkeys[m[0]].encrypted)return!0}return!1}}]),u}(y),d=function(f){U(u,f);function u(h,S,k,m,A){var I;I=f.call(this,k)||this,I.fragOffset=0,I.duration=0,I.gap=!1,I.independent=!1,I.relurl=void 0,I.fragment=void 0,I.index=void 0,I.stats=new i.LoadStats,I.duration=h.decimalFloatingPoint("DURATION"),I.gap=h.bool("GAP"),I.independent=h.bool("INDEPENDENT"),I.relurl=h.enumeratedString("URI"),I.fragment=S,I.index=m;var C=h.enumeratedString("BYTERANGE");return C&&I.setByteRange(C,A),A&&(I.fragOffset=A.fragOffset+A.duration),I}return E(u,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var S=this.elementaryStreams;return!!(S.audio||S.video||S.audiovideo)}}]),u}(y)},"./src/loader/key-loader.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>F});var V=B("./src/errors.ts"),K=B("./src/loader/fragment-loader.ts"),F=function(){function i(L){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=L}var U=i.prototype;return U.abort=function(){for(var v in this.keyUriToKeyInfo){var E=this.keyUriToKeyInfo[v].loader;E&&E.abort()}},U.detach=function(){for(var v in this.keyUriToKeyInfo){var E=this.keyUriToKeyInfo[v];(E.mediaKeySessionContext||E.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[v]}},U.destroy=function(){this.detach();for(var v in this.keyUriToKeyInfo){var E=this.keyUriToKeyInfo[v].loader;E&&E.destroy()}this.keyUriToKeyInfo={}},U.createKeyLoadError=function(v,E,b,w){return E===void 0&&(E=V.ErrorDetails.KEY_LOAD_ERROR),new K.LoadError({type:V.ErrorTypes.NETWORK_ERROR,details:E,fatal:!1,frag:v,networkDetails:b})},U.loadClear=function(v,E){var b=this;if(this.emeController&&this.config.emeEnabled)for(var w=v.sn,p=v.cc,y=function(u){var h=E[u];if(p<=h.cc&&(w==="initSegment"||w<h.sn))return b.emeController.selectKeySystemFormat(h).then(function(S){h.setKeyFormat(S)}),"break"},M=0;M<E.length;M++){var d=y(M);if(d==="break")break}},U.load=function(v){var E=this;return!v.decryptdata&&v.encrypted&&this.emeController?this.emeController.selectKeySystemFormat(v).then(function(b){return E.loadInternal(v,b)}):this.loadInternal(v)},U.loadInternal=function(v,E){var b,w;E&&v.setKeyFormat(E);var p=v.decryptdata;if(!p){var y=E?"Expected frag.decryptdata to be defined after setting format "+E:"Missing decryption data on fragment in onKeyLoading";return Promise.reject(this.createKeyLoadError(v,V.ErrorDetails.KEY_LOAD_ERROR,null,y))}var M=p.uri;if(!M)return Promise.reject(this.createKeyLoadError(v,V.ErrorDetails.KEY_LOAD_ERROR,null,'Invalid key URI: "'+M+'"'));var d=this.keyUriToKeyInfo[M];if((b=d)!==null&&b!==void 0&&b.decryptdata.key)return p.key=d.decryptdata.key,Promise.resolve({frag:v,keyInfo:d});if((w=d)!==null&&w!==void 0&&w.keyLoadPromise){var f;switch((f=d.mediaKeySessionContext)===null||f===void 0?void 0:f.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return d.keyLoadPromise.then(function(u){return p.key=u.keyInfo.decryptdata.key,{frag:v,keyInfo:d}})}}switch(d=this.keyUriToKeyInfo[M]={decryptdata:p,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},p.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return p.keyFormat==="identity"?this.loadKeyHTTP(d,v):this.loadKeyEME(d,v);case"AES-128":return this.loadKeyHTTP(d,v);default:return Promise.reject(this.createKeyLoadError(v,V.ErrorDetails.KEY_LOAD_ERROR,null,'Key supplied with unsupported METHOD: "'+p.method+'"'))}},U.loadKeyEME=function(v,E){var b={frag:E,keyInfo:v};if(this.emeController&&this.config.emeEnabled){var w=this.emeController.loadKey(b);if(w)return(v.keyLoadPromise=w.then(function(p){return v.mediaKeySessionContext=p,b})).catch(function(p){throw v.keyLoadPromise=null,p})}return Promise.resolve(b)},U.loadKeyHTTP=function(v,E){var b=this,w=this.config,p=w.loader,y=new p(w);return E.keyLoader=v.loader=y,v.keyLoadPromise=new Promise(function(M,d){var f={keyInfo:v,frag:E,responseType:"arraybuffer",url:v.decryptdata.uri},u={timeout:w.fragLoadingTimeOut,maxRetry:0,retryDelay:w.fragLoadingRetryDelay,maxRetryDelay:w.fragLoadingMaxRetryTimeout,highWaterMark:0},h={onSuccess:function(k,m,A,I){var C=A.frag,P=A.keyInfo,l=A.url;if(!C.decryptdata||P!==b.keyUriToKeyInfo[l])return d(b.createKeyLoadError(C,V.ErrorDetails.KEY_LOAD_ERROR,I,"after key load, decryptdata unset or changed"));P.decryptdata.key=C.decryptdata.key=new 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b=U(E,"string");return typeof b=="symbol"?b:String(b)}function U(E,b){if(typeof E!="object"||E===null)return E;var w=E[Symbol.toPrimitive];if(w!==void 0){var p=w.call(E,b||"default");if(typeof p!="object")return p;throw new TypeError("@@toPrimitive must return a primitive value.")}return(b==="string"?String:Number)(E)}var L=10,v=function(){function E(w){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.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 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 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u=this.loaders[f];u&&u.destroy(),this.resetInternalLoader(f)}},M.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},M.onManifestLoading=function(f,u){var h=u.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:L.PlaylistContextType.MANIFEST,url:h,deliveryDirectives:null})},M.onLevelLoading=function(f,u){var h=u.id,S=u.level,k=u.url,m=u.deliveryDirectives;this.load({id:h,groupId:null,level:S,responseType:"text",type:L.PlaylistContextType.LEVEL,url:k,deliveryDirectives:m})},M.onAudioTrackLoading=function(f,u){var h=u.id,S=u.groupId,k=u.url,m=u.deliveryDirectives;this.load({id:h,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.AUDIO_TRACK,url:k,deliveryDirectives:m})},M.onSubtitleTrackLoading=function(f,u){var h=u.id,S=u.groupId,k=u.url,m=u.deliveryDirectives;this.load({id:h,groupId:S,level:null,responseType:"text",type:L.PlaylistContextType.SUBTITLE_TRACK,url:k,deliveryDirectives:m})},M.load=function(f){var u,h=this.hls.config,S=this.getInternalLoader(f);if(S){var k=S.context;if(k&&k.url===f.url){i.logger.trace("[playlist-loader]: playlist request ongoing");return}i.logger.log("[playlist-loader]: aborting previous loader for type: "+f.type),S.abort()}var m,A,I,C;switch(f.type){case L.PlaylistContextType.MANIFEST:m=h.manifestLoadingMaxRetry,A=h.manifestLoadingTimeOut,I=h.manifestLoadingRetryDelay,C=h.manifestLoadingMaxRetryTimeout;break;case L.PlaylistContextType.LEVEL:case L.PlaylistContextType.AUDIO_TRACK:case L.PlaylistContextType.SUBTITLE_TRACK:m=0,A=h.levelLoadingTimeOut;break;default:m=h.levelLoadingMaxRetry,A=h.levelLoadingTimeOut,I=h.levelLoadingRetryDelay,C=h.levelLoadingMaxRetryTimeout;break}if(S=this.createInternalLoader(f),(u=f.deliveryDirectives)!==null&&u!==void 0&&u.part){var 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v.AttrList({}),bitrate:0,details:s,name:"",url:C};k.trigger(K.Events.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:C,stats:u,networkDetails:S,sessionData:null,sessionKeys:null})}u.parsing.end=performance.now(),h.levelDetails=s,this.handlePlaylistLoaded(f,u,h,S)},M.handleManifestParsingError=function(f,u,h,S){this.hls.trigger(K.Events.ERROR,{type:F.ErrorTypes.NETWORK_ERROR,details:F.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:u.type===L.PlaylistContextType.MANIFEST,url:f.url,reason:h,response:f,context:u,networkDetails:S})},M.handleNetworkError=function(f,u,h,S){h===void 0&&(h=!1),i.logger.warn("[playlist-loader]: A network "+(h?"timeout":"error")+" occurred while loading "+f.type+" level: "+f.level+" id: "+f.id+' group-id: "'+f.groupId+'"');var k=F.ErrorDetails.UNKNOWN,m=!1,A=this.getInternalLoader(f);switch(f.type){case L.PlaylistContextType.MANIFEST:k=h?F.ErrorDetails.MANIFEST_LOAD_TIMEOUT:F.ErrorDetails.MANIFEST_LOAD_ERROR,m=!0;break;case 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i.box(i.types.hdlr,i.HDLR_TYPES[L])},i.mdat=function(L){return i.box(i.types.mdat,L)},i.mdhd=function(L,v){v*=L;var E=Math.floor(v/(V+1)),b=Math.floor(v%(V+1));return i.box(i.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,L>>24&255,L>>16&255,L>>8&255,L&255,E>>24,E>>16&255,E>>8&255,E&255,b>>24,b>>16&255,b>>8&255,b&255,85,196,0,0]))},i.mdia=function(L){return i.box(i.types.mdia,i.mdhd(L.timescale,L.duration),i.hdlr(L.type),i.minf(L))},i.mfhd=function(L){return i.box(i.types.mfhd,new Uint8Array([0,0,0,0,L>>24,L>>16&255,L>>8&255,L&255]))},i.minf=function(L){return L.type==="audio"?i.box(i.types.minf,i.box(i.types.smhd,i.SMHD),i.DINF,i.stbl(L)):i.box(i.types.minf,i.box(i.types.vmhd,i.VMHD),i.DINF,i.stbl(L))},i.moof=function(L,v,E){return i.box(i.types.moof,i.mfhd(L),i.traf(E,v))},i.moov=function(L){for(var v=L.length,E=[];v--;)E[v]=i.trak(L[v]);return i.box.apply(null,[i.types.moov,i.mvhd(L[0].timescale,L[0].duration)].concat(E).concat(i.mvex(L)))},i.mvex=function(L){for(var v=L.length,E=[];v--;)E[v]=i.trex(L[v]);return i.box.apply(null,[i.types.mvex].concat(E))},i.mvhd=function(L,v){v*=L;var E=Math.floor(v/(V+1)),b=Math.floor(v%(V+1)),w=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,L>>24&255,L>>16&255,L>>8&255,L&255,E>>24,E>>16&255,E>>8&255,E&255,b>>24,b>>16&255,b>>8&255,b&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return i.box(i.types.mvhd,w)},i.sdtp=function(L){var v=L.samples||[],E=new Uint8Array(4+v.length),b,w;for(b=0;b<v.length;b++)w=v[b].flags,E[b+4]=w.dependsOn<<4|w.isDependedOn<<2|w.hasRedundancy;return i.box(i.types.sdtp,E)},i.stbl=function(L){return i.box(i.types.stbl,i.stsd(L),i.box(i.types.stts,i.STTS),i.box(i.types.stsc,i.STSC),i.box(i.types.stsz,i.STSZ),i.box(i.types.stco,i.STCO))},i.avc1=function(L){var v=[],E=[],b,w,p;for(b=0;b<L.sps.length;b++)w=L.sps[b],p=w.byteLength,v.push(p>>>8&255),v.push(p&255),v=v.concat(Array.prototype.slice.call(w));for(b=0;b<L.pps.length;b++)w=L.pps[b],p=w.byteLength,E.push(p>>>8&255),E.push(p&255),E=E.concat(Array.prototype.slice.call(w));var y=i.box(i.types.avcC,new Uint8Array([1,v[3],v[4],v[5],255,224|L.sps.length].concat(v).concat([L.pps.length]).concat(E))),M=L.width,d=L.height,f=L.pixelRatio[0],u=L.pixelRatio[1];return i.box(i.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,M>>8&255,M&255,d>>8&255,d&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),y,i.box(i.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),i.box(i.types.pasp,new Uint8Array([f>>24,f>>16&255,f>>8&255,f&255,u>>24,u>>16&255,u>>8&255,u&255])))},i.esds=function(L){var v=L.config.length;return new Uint8Array([0,0,0,0,3,23+v,0,1,0,4,15+v,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([v]).concat(L.config).concat([6,1,2]))},i.mp4a=function(L){var v=L.samplerate;return i.box(i.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,L.channelCount,0,16,0,0,0,0,v>>8&255,v&255,0,0]),i.box(i.types.esds,i.esds(L)))},i.mp3=function(L){var v=L.samplerate;return i.box(i.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,L.channelCount,0,16,0,0,0,0,v>>8&255,v&255,0,0]))},i.stsd=function(L){return L.type==="audio"?L.segmentCodec==="mp3"&&L.codec==="mp3"?i.box(i.types.stsd,i.STSD,i.mp3(L)):i.box(i.types.stsd,i.STSD,i.mp4a(L)):i.box(i.types.stsd,i.STSD,i.avc1(L))},i.tkhd=function(L){var v=L.id,E=L.duration*L.timescale,b=L.width,w=L.height,p=Math.floor(E/(V+1)),y=Math.floor(E%(V+1));return i.box(i.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,v>>24&255,v>>16&255,v>>8&255,v&255,0,0,0,0,p>>24,p>>16&255,p>>8&255,p&255,y>>24,y>>16&255,y>>8&255,y&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,b>>8&255,b&255,0,0,w>>8&255,w&255,0,0]))},i.traf=function(L,v){var E=i.sdtp(L),b=L.id,w=Math.floor(v/(V+1)),p=Math.floor(v%(V+1));return i.box(i.types.traf,i.box(i.types.tfhd,new Uint8Array([0,0,0,0,b>>24,b>>16&255,b>>8&255,b&255])),i.box(i.types.tfdt,new Uint8Array([1,0,0,0,w>>24,w>>16&255,w>>8&255,w&255,p>>24,p>>16&255,p>>8&255,p&255])),i.trun(L,E.length+16+20+8+16+8+8),E)},i.trak=function(L){return L.duration=L.duration||4294967295,i.box(i.types.trak,i.tkhd(L),i.mdia(L))},i.trex=function(L){var v=L.id;return i.box(i.types.trex,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},i.trun=function(L,v){var E=L.samples||[],b=E.length,w=12+16*b,p=new Uint8Array(w),y,M,d,f,u,h;for(v+=8+w,p.set([L.type==="video"?1:0,0,15,1,b>>>24&255,b>>>16&255,b>>>8&255,b&255,v>>>24&255,v>>>16&255,v>>>8&255,v&255],0),y=0;y<b;y++)M=E[y],d=M.duration,f=M.size,u=M.flags,h=M.cts,p.set([d>>>24&255,d>>>16&255,d>>>8&255,d&255,f>>>24&255,f>>>16&255,f>>>8&255,f&255,u.isLeading<<2|u.dependsOn,u.isDependedOn<<6|u.hasRedundancy<<4|u.paddingValue<<1|u.isNonSync,u.degradPrio&61440,u.degradPrio&15,h>>>24&255,h>>>16&255,h>>>8&255,h&255],12+16*y);return i.box(i.types.trun,p)},i.initSegment=function(L){i.types||i.init();var v=i.moov(L),E=new Uint8Array(i.FTYP.byteLength+v.byteLength);return E.set(i.FTYP),E.set(v,i.FTYP.byteLength),E},i}();K.types=void 0,K.HDLR_TYPES=void 0,K.STTS=void 0,K.STSC=void 0,K.STCO=void 0,K.STSZ=void 0,K.VMHD=void 0,K.SMHD=void 0,K.STSD=void 0,K.FTYP=void 0,K.DINF=void 0;const F=K},"./src/remux/mp4-remuxer.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>f,flushTextTrackMetadataCueSamples:()=>S,flushTextTrackUserdataCueSamples:()=>k,normalizePts:()=>u});var V=B("./src/polyfills/number.ts"),K=B("./src/remux/aac-helper.ts"),F=B("./src/remux/mp4-generator.ts"),i=B("./src/events.ts"),U=B("./src/errors.ts"),L=B("./src/utils/logger.ts"),v=B("./src/types/loader.ts"),E=B("./src/utils/timescale-conversion.ts");function b(){return b=Object.assign?Object.assign.bind():function(I){for(var C=1;C<arguments.length;C++){var P=arguments[C];for(var l in P)Object.prototype.hasOwnProperty.call(P,l)&&(I[l]=P[l])}return I},b.apply(this,arguments)}var w=10*1e3,p=1024,y=1152,M=null,d=null,f=function(){function I(P,l,c,s){if(s===void 0&&(s=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=P,this.config=l,this.typeSupported=c,this.ISGenerated=!1,M===null){var g=navigator.userAgent||"",R=g.match(/Chrome\/(\d+)/i);M=R?parseInt(R[1]):0}if(d===null){var D=navigator.userAgent.match(/Safari\/(\d+)/i);d=D?parseInt(D[1]):0}}var C=I.prototype;return C.destroy=function(){},C.resetTimeStamp=function(l){L.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=l},C.resetNextTimestamp=function(){L.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},C.resetInitSegment=function(){L.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},C.getVideoStartPts=function(l){var c=!1,s=l.reduce(function(g,R){var D=R.pts-g;return D<-4294967296?(c=!0,u(g,R.pts)):D>0?g:R.pts},l[0].pts);return c&&L.logger.debug("PTS rollover detected"),s},C.remux=function(l,c,s,g,R,D,x,T){var O,$,H,Z,te,J,ie=R,oe=R,ue=l.pid>-1,Pe=c.pid>-1,Ne=c.samples.length,Ve=l.samples.length>0,ot=x&&Ne>0||Ne>1,Et=(!ue||Ve)&&(!Pe||ot)||this.ISGenerated||x;if(Et){this.ISGenerated||(H=this.generateIS(l,c,R));var it=this.isVideoContiguous,Ie=-1,He;if(ot&&(Ie=h(c.samples),!it&&this.config.forceKeyFrameOnDiscontinuity))if(J=!0,Ie>0){L.logger.warn("[mp4-remuxer]: Dropped "+Ie+" out of "+Ne+" video samples due to a missing keyframe");var ht=this.getVideoStartPts(c.samples);c.samples=c.samples.slice(Ie),c.dropped+=Ie,oe+=(c.samples[0].pts-ht)/c.inputTimeScale,He=oe}else Ie===-1&&(L.logger.warn("[mp4-remuxer]: No keyframe found out of "+Ne+" video samples"),J=!1);if(this.ISGenerated){if(Ve&&ot){var ft=this.getVideoStartPts(c.samples),dt=u(l.samples[0].pts,ft)-ft,se=dt/c.inputTimeScale;ie+=Math.max(0,se),oe+=Math.max(0,-se)}if(Ve){if(l.samplerate||(L.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),H=this.generateIS(l,c,R)),$=this.remuxAudio(l,ie,this.isAudioContiguous,D,Pe||ot||T===v.PlaylistLevelType.AUDIO?oe:void 0),ot){var De=$?$.endPTS-$.startPTS:0;c.inputTimeScale||(L.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),H=this.generateIS(l,c,R)),O=this.remuxVideo(c,oe,it,De)}}else ot&&(O=this.remuxVideo(c,oe,it,0));O&&(O.firstKeyFrame=Ie,O.independent=Ie!==-1,O.firstKeyFramePTS=He)}}return this.ISGenerated&&(s.samples.length&&(te=S(s,R,this._initPTS,this._initDTS)),g.samples.length&&(Z=k(g,R,this._initPTS))),{audio:$,video:O,initSegment:H,independent:J,text:Z,id3:te}},C.generateIS=function(l,c,s){var g=l.samples,R=c.samples,D=this.typeSupported,x={},T=!(0,V.isFiniteNumber)(this._initPTS),O="audio/mp4",$,H,Z;if(T&&($=H=1/0),l.config&&g.length){switch(l.timescale=l.samplerate,l.segmentCodec){case"mp3":D.mpeg?(O="audio/mpeg",l.codec=""):D.mp3&&(l.codec="mp3");break}x.audio={id:"audio",container:O,codec:l.codec,initSegment:l.segmentCodec==="mp3"&&D.mpeg?new Uint8Array(0):F.default.initSegment([l]),metadata:{channelCount:l.channelCount}},T&&(Z=l.inputTimeScale,$=H=g[0].pts-Math.round(Z*s))}if(c.sps&&c.pps&&R.length&&(c.timescale=c.inputTimeScale,x.video={id:"main",container:"video/mp4",codec:c.codec,initSegment:F.default.initSegment([c]),metadata:{width:c.width,height:c.height}},T)){Z=c.inputTimeScale;var te=this.getVideoStartPts(R),J=Math.round(Z*s);H=Math.min(H,u(R[0].dts,te)-J),$=Math.min($,te-J)}if(Object.keys(x).length)return this.ISGenerated=!0,T&&(this._initPTS=$,this._initDTS=H),{tracks:x,initPTS:$,timescale:Z}},C.remuxVideo=function(l,c,s,g){var R=l.inputTimeScale,D=l.samples,x=[],T=D.length,O=this._initPTS,$=this.nextAvcDts,H=8,Z=this.videoSampleDuration,te,J,ie=Number.POSITIVE_INFINITY,oe=Number.NEGATIVE_INFINITY,ue=!1;if(!s||$===null){var Pe=c*R,Ne=D[0].pts-u(D[0].dts,D[0].pts);$=Pe-Ne}for(var Ve=0;Ve<T;Ve++){var ot=D[Ve];ot.pts=u(ot.pts-O,$),ot.dts=u(ot.dts-O,$),ot.dts<D[Ve>0?Ve-1:Ve].dts&&(ue=!0)}ue&&D.sort(function(ur,ir){var cr=ur.dts-ir.dts,Ur=ur.pts-ir.pts;return cr||Ur}),te=D[0].dts,J=D[D.length-1].dts;var Et=J-te,it=Et?Math.round(Et/(T-1)):Z||l.inputTimeScale/30;if(s){var Ie=te-$,He=Ie>it,ht=Ie<-1;if((He||ht)&&(He?L.logger.warn("AVC: "+(0,E.toMsFromMpegTsClock)(Ie,!0)+" ms ("+Ie+"dts) hole between fragments detected, filling it"):L.logger.warn("AVC: "+(0,E.toMsFromMpegTsClock)(-Ie,!0)+" ms ("+Ie+"dts) overlapping between fragments detected"),!ht||$>D[0].pts)){te=$;var ft=D[0].pts-Ie;D[0].dts=te,D[0].pts=ft,L.logger.log("Video: First PTS/DTS adjusted: "+(0,E.toMsFromMpegTsClock)(ft,!0)+"/"+(0,E.toMsFromMpegTsClock)(te,!0)+", delta: "+(0,E.toMsFromMpegTsClock)(Ie,!0)+" ms")}}te=Math.max(0,te);for(var dt=0,se=0,De=0;De<T;De++){for(var ze=D[De],Ge=ze.units,qe=Ge.length,vt=0,Ut=0;Ut<qe;Ut++)vt+=Ge[Ut].data.length;se+=vt,dt+=qe,ze.length=vt,ze.dts=Math.max(ze.dts,te),ie=Math.min(ze.pts,ie),oe=Math.max(ze.pts,oe)}J=D[T-1].dts;var bt=se+4*dt+8,ke;try{ke=new Uint8Array(bt)}catch(ur){this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:bt,reason:"fail allocating video mdat "+bt});return}var lt=new DataView(ke.buffer);lt.setUint32(0,bt),ke.set(F.default.types.mdat,4);for(var $t=!1,tt=Number.POSITIVE_INFINITY,Ze=Number.POSITIVE_INFINITY,Je=Number.NEGATIVE_INFINITY,pt=Number.NEGATIVE_INFINITY,je=0;je<T;je++){for(var _t=D[je],xt=_t.units,Kt=0,Bt=0,Rt=xt.length;Bt<Rt;Bt++){var Se=xt[Bt],fe=Se.data,Ce=Se.data.byteLength;lt.setUint32(H,Ce),H+=4,ke.set(fe,H),H+=Ce,Kt+=4+Ce}var de=void 0;if(je<T-1)Z=D[je+1].dts-_t.dts,de=D[je+1].pts-_t.pts;else{var pe=this.config,xe=je>0?_t.dts-D[je-1].dts:it;if(de=je>0?_t.pts-D[je-1].pts:it,pe.stretchShortVideoTrack&&this.nextAudioPts!==null){var Q=Math.floor(pe.maxBufferHole*R),ne=(g?ie+g*R:this.nextAudioPts)-_t.pts;ne>Q?(Z=ne-xe,Z<0?Z=xe:$t=!0,L.logger.log("[mp4-remuxer]: It is approximately "+ne/90+" ms to the next segment; using duration "+Z/90+" ms for the last video frame.")):Z=xe}else Z=xe}var ce=Math.round(_t.pts-_t.dts);tt=Math.min(tt,Z),Je=Math.max(Je,Z),Ze=Math.min(Ze,de),pt=Math.max(pt,de),x.push(new m(_t.key,Z,Kt,ce))}if(x.length){if(M){if(M<70){var Ae=x[0].flags;Ae.dependsOn=2,Ae.isNonSync=0}}else if(d&&pt-Ze<Je-tt&&it/Je<.025&&x[0].cts===0){L.logger.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");for(var be=te,Oe=0,$e=x.length;Oe<$e;Oe++){var mt=be+x[Oe].duration,Mt=be+x[Oe].cts;if(Oe<$e-1){var Jt=mt+x[Oe+1].cts;x[Oe].duration=Jt-Mt}else x[Oe].duration=Oe?x[Oe-1].duration:it;x[Oe].cts=0,be=mt}}}console.assert(Z!==null,"mp4SampleDuration must be computed"),Z=$t||!Z?it:Z,this.nextAvcDts=$=J+Z,this.videoSampleDuration=Z,this.isVideoContiguous=!0;var jt=F.default.moof(l.sequenceNumber++,te,b({},l,{samples:x})),rt="video",Tt={data1:jt,data2:ke,startPTS:ie/R,endPTS:(oe+Z)/R,startDTS:te/R,endDTS:$/R,type:rt,hasAudio:!1,hasVideo:!0,nb:x.length,dropped:l.dropped};return l.samples=[],l.dropped=0,console.assert(ke.length,"MDAT length must not be zero"),Tt},C.remuxAudio=function(l,c,s,g,R){var D=l.inputTimeScale,x=l.samplerate?l.samplerate:D,T=D/x,O=l.segmentCodec==="aac"?p:y,$=O*T,H=this._initPTS,Z=l.segmentCodec==="mp3"&&this.typeSupported.mpeg,te=[],J=R!==void 0,ie=l.samples,oe=Z?0:8,ue=this.nextAudioPts||-1,Pe=c*D;if(this.isAudioContiguous=s=s||ie.length&&ue>0&&(g&&Math.abs(Pe-ue)<9e3||Math.abs(u(ie[0].pts-H,Pe)-ue)<20*$),ie.forEach(function(Se){Se.pts=u(Se.pts-H,Pe)}),!s||ue<0){if(ie=ie.filter(function(Se){return Se.pts>=0}),!ie.length)return;R===0?ue=0:g&&!J?ue=Math.max(0,Pe):ue=ie[0].pts}if(l.segmentCodec==="aac")for(var Ne=this.config.maxAudioFramesDrift,Ve=0,ot=ue;Ve<ie.length;Ve++){var Et=ie[Ve],it=Et.pts,Ie=it-ot,He=Math.abs(1e3*Ie/D);if(Ie<=-Ne*$&&J)Ve===0&&(L.logger.warn("Audio frame @ "+(it/D).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*Ie/D)+" ms."),this.nextAudioPts=ue=ot=it);else if(Ie>=Ne*$&&He<w&&J){var ht=Math.round(Ie/$);ot=it-ht*$,ot<0&&(ht--,ot+=$),Ve===0&&(this.nextAudioPts=ue=ot),L.logger.warn("[mp4-remuxer]: Injecting "+ht+" audio frame @ "+(ot/D).toFixed(3)+"s due to "+Math.round(1e3*Ie/D)+" ms gap.");for(var ft=0;ft<ht;ft++){var dt=Math.max(ot,0),se=K.default.getSilentFrame(l.manifestCodec||l.codec,l.channelCount);se||(L.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),se=Et.unit.subarray()),ie.splice(Ve,0,{unit:se,pts:dt}),ot+=$,Ve++}}Et.pts=ot,ot+=$}for(var De=null,ze=null,Ge,qe=0,vt=ie.length;vt--;)qe+=ie[vt].unit.byteLength;for(var Ut=0,bt=ie.length;Ut<bt;Ut++){var ke=ie[Ut],lt=ke.unit,$t=ke.pts;if(ze!==null){var tt=te[Ut-1];tt.duration=Math.round(($t-ze)/T)}else if(s&&l.segmentCodec==="aac"&&($t=ue),De=$t,qe>0){qe+=oe;try{Ge=new Uint8Array(qe)}catch(Se){this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:U.ErrorTypes.MUX_ERROR,details:U.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:qe,reason:"fail allocating audio mdat "+qe});return}if(!Z){var Ze=new DataView(Ge.buffer);Ze.setUint32(0,qe),Ge.set(F.default.types.mdat,4)}}else return;Ge.set(lt,oe);var Je=lt.byteLength;oe+=Je,te.push(new m(!0,O,Je,0)),ze=$t}var pt=te.length;if(pt){var je=te[te.length-1];this.nextAudioPts=ue=ze+T*je.duration;var _t=Z?new Uint8Array(0):F.default.moof(l.sequenceNumber++,De/T,b({},l,{samples:te}));l.samples=[];var xt=De/D,Kt=ue/D,Bt="audio",Rt={data1:_t,data2:Ge,startPTS:xt,endPTS:Kt,startDTS:xt,endDTS:Kt,type:Bt,hasAudio:!0,hasVideo:!1,nb:pt};return this.isAudioContiguous=!0,console.assert(Ge.length,"MDAT length must not be zero"),Rt}},C.remuxEmptyAudio=function(l,c,s,g){var R=l.inputTimeScale,D=l.samplerate?l.samplerate:R,x=R/D,T=this.nextAudioPts,O=(T!==null?T:g.startDTS*R)+this._initDTS,$=g.endDTS*R+this._initDTS,H=x*p,Z=Math.ceil(($-O)/H),te=K.default.getSilentFrame(l.manifestCodec||l.codec,l.channelCount);if(L.logger.warn("[mp4-remuxer]: remux empty Audio"),!te){L.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var J=[],ie=0;ie<Z;ie++){var oe=O+ie*H;J.push({unit:te,pts:oe,dts:oe})}return l.samples=J,this.remuxAudio(l,c,s,!1)},I}();function u(I,C){var P;if(C===null)return I;for(C<I?P=-8589934592:P=8589934592;Math.abs(I-C)>4294967296;)I+=P;return I}function h(I){for(var C=0;C<I.length;C++)if(I[C].key)return C;return-1}function S(I,C,P,l){var c=I.samples.length;if(c){for(var s=I.inputTimeScale,g=0;g<c;g++){var R=I.samples[g];R.pts=u(R.pts-P,C*s)/s,R.dts=u(R.dts-l,C*s)/s}var D=I.samples;return I.samples=[],{samples:D}}}function k(I,C,P){var l=I.samples.length;if(l){for(var c=I.inputTimeScale,s=0;s<l;s++){var g=I.samples[s];g.pts=u(g.pts-P,C*c)/c}I.samples.sort(function(D,x){return D.pts-x.pts});var R=I.samples;return I.samples=[],{samples:R}}}var m=function(C,P,l,c){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=P,this.size=l,this.cts=c,this.flags=new A(C)},A=function(C){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=C?2:1,this.isNonSync=C?0:1}},"./src/remux/passthrough-remuxer.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>E});var V=B("./src/polyfills/number.ts"),K=B("./src/remux/mp4-remuxer.ts"),F=B("./src/utils/mp4-tools.ts"),i=B("./src/loader/fragment.ts"),U=B("./src/utils/logger.ts"),L=function(){function b(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var w=b.prototype;return w.destroy=function(){},w.resetTimeStamp=function(y){this.initPTS=y,this.lastEndTime=null},w.resetNextTimestamp=function(){this.lastEndTime=null},w.resetInitSegment=function(y,M,d,f){this.audioCodec=M,this.videoCodec=d,this.generateInitSegment((0,F.patchEncyptionData)(y,f)),this.emitInitSegment=!0},w.generateInitSegment=function(y){var M=this.audioCodec,d=this.videoCodec;if(!y||!y.byteLength){this.initTracks=void 0,this.initData=void 0;return}var f=this.initData=(0,F.parseInitSegment)(y);M||(M=v(f.audio,i.ElementaryStreamTypes.AUDIO)),d||(d=v(f.video,i.ElementaryStreamTypes.VIDEO));var u={};f.audio&&f.video?u.audiovideo={container:"video/mp4",codec:M+","+d,initSegment:y,id:"main"}:f.audio?u.audio={container:"audio/mp4",codec:M,initSegment:y,id:"audio"}:f.video?u.video={container:"video/mp4",codec:d,initSegment:y,id:"main"}:U.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=u},w.remux=function(y,M,d,f,u){var h,S=this.initPTS,k=this.lastEndTime,m={audio:void 0,video:void 0,text:f,id3:d,initSegment:void 0};(0,V.isFiniteNumber)(k)||(k=this.lastEndTime=u||0);var A=M.samples;if(!A||!A.length)return m;var I={initPTS:void 0,timescale:1},C=this.initData;if((!C||!C.length)&&(this.generateInitSegment(A),C=this.initData),!C||!C.length)return U.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),m;this.emitInitSegment&&(I.tracks=this.initTracks,this.emitInitSegment=!1);var P=(0,F.getStartDTS)(C,A);(0,V.isFiniteNumber)(S)||(this.initPTS=I.initPTS=S=P-u);var l=(0,F.getDuration)(A,C),c=y?P-S:k,s=c+l;(0,F.offsetStartDTS)(C,A,S),l>0?this.lastEndTime=s:(U.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var g=!!C.audio,R=!!C.video,D="";g&&(D+="audio"),R&&(D+="video");var x={data1:A,startPTS:c,startDTS:c,endPTS:s,endDTS:s,type:D,hasAudio:g,hasVideo:R,nb:1,dropped:0};m.audio=x.type==="audio"?x:void 0,m.video=x.type!=="audio"?x:void 0,m.initSegment=I;var T=(h=this.initPTS)!=null?h:0;return m.id3=(0,K.flushTextTrackMetadataCueSamples)(d,u,T,T),f.samples.length&&(m.text=(0,K.flushTextTrackUserdataCueSamples)(f,u,T)),m},b}();function v(b,w){var p=b==null?void 0:b.codec;return p&&p.length>4?p:p==="hvc1"||p==="hev1"?"hvc1.1.c.L120.90":p==="av01"?"av01.0.04M.08":p==="avc1"||w===i.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const E=L},"./src/task-loop.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>V});var V=function(){function K(){this._boundTick=void 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g=0;g<U;g++)this.chars[g].copy(s.chars[g])},l.isEmpty=function(){for(var s=!0,g=0;g<U;g++)if(!this.chars[g].isEmpty()){s=!1;break}return s},l.setCursor=function(s){this.pos!==s&&(this.pos=s),this.pos<0?(this.logger.log(p.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>U&&(this.logger.log(p.DEBUG,"Too large cursor position "+this.pos),this.pos=U)},l.moveCursor=function(s){var g=this.pos+s;if(s>1)for(var R=this.pos+1;R<g+1;R++)this.chars[R].setPenState(this.currPenState);this.setCursor(g)},l.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},l.insertChar=function(s){var g=this;s>=144&&this.backSpace();var R=F(s);if(this.pos>=U){this.logger.log(p.ERROR,function(){return"Cannot insert "+s.toString(16)+" ("+R+") at position "+g.pos+". Skipping it!"});return}this.chars[this.pos].setChar(R,this.currPenState),this.moveCursor(1)},l.clearFromPos=function(s){var g;for(g=s;g<U;g++)this.chars[g].reset()},l.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},l.clearToEndOfRow=function(){this.clearFromPos(this.pos)},l.getTextString=function(){for(var s=[],g=!0,R=0;R<U;R++){var D=this.chars[R].uchar;D!==" "&&(g=!1),s.push(D)}return g?"":s.join("")},l.setPenStyles=function(s){this.currPenState.setStyles(s);var g=this.chars[this.pos];g.setPenState(this.currPenState)},P}(),h=function(){function P(c){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var s=0;s<i;s++)this.rows.push(new u(c));this.logger=c,this.currRow=i-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var l=P.prototype;return l.reset=function(){for(var s=0;s<i;s++)this.rows[s].clear();this.currRow=i-1},l.equals=function(s){for(var g=!0,R=0;R<i;R++)if(!this.rows[R].equals(s.rows[R])){g=!1;break}return g},l.copy=function(s){for(var g=0;g<i;g++)this.rows[g].copy(s.rows[g])},l.isEmpty=function(){for(var s=!0,g=0;g<i;g++)if(!this.rows[g].isEmpty()){s=!1;break}return s},l.backSpace=function(){var s=this.rows[this.currRow];s.backSpace()},l.clearToEndOfRow=function(){var s=this.rows[this.currRow];s.clearToEndOfRow()},l.insertChar=function(s){var g=this.rows[this.currRow];g.insertChar(s)},l.setPen=function(s){var g=this.rows[this.currRow];g.setPenStyles(s)},l.moveCursor=function(s){var g=this.rows[this.currRow];g.moveCursor(s)},l.setCursor=function(s){this.logger.log(p.INFO,"setCursor: "+s);var g=this.rows[this.currRow];g.setCursor(s)},l.setPAC=function(s){this.logger.log(p.INFO,function(){return"pacData = "+JSON.stringify(s)});var g=s.row-1;if(this.nrRollUpRows&&g<this.nrRollUpRows-1&&(g=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==g){for(var R=0;R<i;R++)this.rows[R].clear();var D=this.currRow+1-this.nrRollUpRows,x=this.lastOutputScreen;if(x){var T=x.rows[D].cueStartTime,O=this.logger.time;if(T&&O!==null&&T<O)for(var $=0;$<this.nrRollUpRows;$++)this.rows[g-this.nrRollUpRows+$+1].copy(x.rows[D+$])}}this.currRow=g;var H=this.rows[this.currRow];if(s.indent!==null){var Z=s.indent,te=Math.max(Z-1,0);H.setCursor(s.indent),s.color=H.chars[te].penState.foreground}var J={foreground:s.color,underline:s.underline,italics:s.italics,background:"black",flash:!1};this.setPen(J)},l.setBkgData=function(s){this.logger.log(p.INFO,function(){return"bkgData = "+JSON.stringify(s)}),this.backSpace(),this.setPen(s),this.insertChar(32)},l.setRollUpRows=function(s){this.nrRollUpRows=s},l.rollUp=function(){var s=this;if(this.nrRollUpRows===null){this.logger.log(p.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(p.TEXT,function(){return s.getDisplayText()});var g=this.currRow+1-this.nrRollUpRows,R=this.rows.splice(g,1)[0];R.clear(),this.rows.splice(this.currRow,0,R),this.logger.log(p.INFO,"Rolling up")},l.getDisplayText=function(s){s=s||!1;for(var g=[],R="",D=-1,x=0;x<i;x++){var T=this.rows[x].getTextString();T&&(D=x+1,s?g.push("Row "+D+": '"+T+"'"):g.push(T.trim()))}return g.length>0&&(s?R="["+g.join(" | ")+"]":R=g.join(`
`)),R},l.getTextAndFormat=function(){return this.rows},P}(),S=function(){function P(c,s,g){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=c,this.outputFilter=s,this.mode=null,this.verbose=0,this.displayedMemory=new h(g),this.nonDisplayedMemory=new h(g),this.lastOutputScreen=new h(g),this.currRollUpRow=this.displayedMemory.rows[i-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=g}var l=P.prototype;return l.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[i-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},l.getHandler=function(){return this.outputFilter},l.setHandler=function(s){this.outputFilter=s},l.setPAC=function(s){this.writeScreen.setPAC(s)},l.setBkgData=function(s){this.writeScreen.setBkgData(s)},l.setMode=function(s){s!==this.mode&&(this.mode=s,this.logger.log(p.INFO,function(){return"MODE="+s}),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=s)},l.insertChars=function(s){for(var g=this,R=0;R<s.length;R++)this.writeScreen.insertChar(s[R]);var D=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(p.INFO,function(){return D+": "+g.writeScreen.getDisplayText(!0)}),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(p.TEXT,function(){return"DISPLAYED: "+g.displayedMemory.getDisplayText(!0)}),this.outputDataUpdate())},l.ccRCL=function(){this.logger.log(p.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},l.ccBS=function(){this.logger.log(p.INFO,"BS - BackSpace"),this.mode!=="MODE_TEXT"&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},l.ccAOF=function(){},l.ccAON=function(){},l.ccDER=function(){this.logger.log(p.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},l.ccRU=function(s){this.logger.log(p.INFO,"RU("+s+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(s)},l.ccFON=function(){this.logger.log(p.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},l.ccRDC=function(){this.logger.log(p.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},l.ccTR=function(){this.logger.log(p.INFO,"TR"),this.setMode("MODE_TEXT")},l.ccRTD=function(){this.logger.log(p.INFO,"RTD"),this.setMode("MODE_TEXT")},l.ccEDM=function(){this.logger.log(p.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},l.ccCR=function(){this.logger.log(p.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},l.ccENM=function(){this.logger.log(p.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},l.ccEOC=function(){var s=this;if(this.logger.log(p.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var g=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=g,this.writeScreen=this.nonDisplayedMemory,this.logger.log(p.TEXT,function(){return"DISP: "+s.displayedMemory.getDisplayText()})}this.outputDataUpdate(!0)},l.ccTO=function(s){this.logger.log(p.INFO,"TO("+s+") - Tab Offset"),this.writeScreen.moveCursor(s)},l.ccMIDROW=function(s){var g={flash:!1};if(g.underline=s%2===1,g.italics=s>=46,g.italics)g.foreground="white";else{var R=Math.floor(s/2)-16,D=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=D[R]}this.logger.log(p.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},l.outputDataUpdate=function(s){s===void 0&&(s=!1);var g=this.logger.time;g!==null&&this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),s&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},l.cueSplitAtTime=function(s){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,s,this.displayedMemory),this.cueStartTime=s))},P}(),k=function(){function P(c,s,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var R=new y;this.channels=[null,new S(c,s,R),new S(c+1,g,R)],this.cmdHistory=I(),this.logger=R}var l=P.prototype;return l.getHandler=function(s){return this.channels[s].getHandler()},l.setHandler=function(s,g){this.channels[s].setHandler(g)},l.addData=function(s,g){var R,D,x,T=!1;this.logger.time=s;for(var O=0;O<g.length;O+=2)if(D=g[O]&127,x=g[O+1]&127,!(D===0&&x===0)){if(this.logger.log(p.DATA,"["+M([g[O],g[O+1]])+"] -> ("+M([D,x])+")"),R=this.parseCmd(D,x),R||(R=this.parseMidrow(D,x)),R||(R=this.parsePAC(D,x)),R||(R=this.parseBackgroundAttributes(D,x)),!R&&(T=this.parseChars(D,x),T)){var $=this.currentChannel;if($&&$>0){var H=this.channels[$];H.insertChars(T)}else this.logger.log(p.WARNING,"No channel found yet. TEXT-MODE?")}!R&&!T&&this.logger.log(p.WARNING,"Couldn't parse cleaned data "+M([D,x])+" orig: "+M([g[O],g[O+1]]))}},l.parseCmd=function(s,g){var R=this.cmdHistory,D=(s===20||s===28||s===21||s===29)&&g>=32&&g<=47,x=(s===23||s===31)&&g>=33&&g<=35;if(!(D||x))return!1;if(A(s,g,R))return m(null,null,R),this.logger.log(p.DEBUG,"Repeated command ("+M([s,g])+") is dropped"),!0;var T=s===20||s===21||s===23?1:2,O=this.channels[T];return s===20||s===21||s===28||s===29?g===32?O.ccRCL():g===33?O.ccBS():g===34?O.ccAOF():g===35?O.ccAON():g===36?O.ccDER():g===37?O.ccRU(2):g===38?O.ccRU(3):g===39?O.ccRU(4):g===40?O.ccFON():g===41?O.ccRDC():g===42?O.ccTR():g===43?O.ccRTD():g===44?O.ccEDM():g===45?O.ccCR():g===46?O.ccENM():g===47&&O.ccEOC():O.ccTO(g-32),m(s,g,R),this.currentChannel=T,!0},l.parseMidrow=function(s,g){var R=0;if((s===17||s===25)&&g>=32&&g<=47){if(s===17?R=1:R=2,R!==this.currentChannel)return this.logger.log(p.ERROR,"Mismatch channel in midrow parsing"),!1;var D=this.channels[R];return D?(D.ccMIDROW(g),this.logger.log(p.DEBUG,"MIDROW ("+M([s,g])+")"),!0):!1}return!1},l.parsePAC=function(s,g){var R,D=this.cmdHistory,x=(s>=17&&s<=23||s>=25&&s<=31)&&g>=64&&g<=127,T=(s===16||s===24)&&g>=64&&g<=95;if(!(x||T))return!1;if(A(s,g,D))return m(null,null,D),!0;var O=s<=23?1:2;g>=64&&g<=95?R=O===1?L[s]:E[s]:R=O===1?v[s]:b[s];var $=this.channels[O];return $?($.setPAC(this.interpretPAC(R,g)),m(s,g,D),this.currentChannel=O,!0):!1},l.interpretPAC=function(s,g){var R,D={color:null,italics:!1,indent:null,underline:!1,row:s};return g>95?R=g-96:R=g-64,D.underline=(R&1)===1,R<=13?D.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(R/2)]:R<=15?(D.italics=!0,D.color="white"):D.indent=Math.floor((R-16)/2)*4,D},l.parseChars=function(s,g){var R,D=null,x=null;if(s>=25?(R=2,x=s-8):(R=1,x=s),x>=17&&x<=19){var T;x===17?T=g+80:x===18?T=g+112:T=g+144,this.logger.log(p.INFO,"Special char '"+F(T)+"' in channel "+R),D=[T]}else s>=32&&s<=127&&(D=g===0?[s]:[s,g]);if(D){var O=M(D);this.logger.log(p.DEBUG,"Char codes = "+O.join(",")),m(s,g,this.cmdHistory)}return D},l.parseBackgroundAttributes=function(s,g){var R=(s===16||s===24)&&g>=32&&g<=47,D=(s===23||s===31)&&g>=45&&g<=47;if(!(R||D))return!1;var x,T={};s===16||s===24?(x=Math.floor((g-32)/2),T.background=w[x],g%2===1&&(T.background=T.background+"_semi")):g===45?T.background="transparent":(T.foreground="black",g===47&&(T.underline=!0));var O=s<=23?1:2,$=this.channels[O];return $.setBkgData(T),m(s,g,this.cmdHistory),!0},l.reset=function(){for(var s=0;s<Object.keys(this.channels).length;s++){var g=this.channels[s];g&&g.reset()}this.cmdHistory=I()},l.cueSplitAtTime=function(s){for(var g=0;g<this.channels.length;g++){var R=this.channels[g];R&&R.cueSplitAtTime(s)}},P}();function m(P,l,c){c.a=P,c.b=l}function A(P,l,c){return c.a===P&&c.b===l}function I(){return{a:null,b:null}}const C=k},"./src/utils/codecs.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{isCodecSupportedInMp4:()=>F,isCodecType:()=>K});var V={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dva1:!0,dvav:!0,dvh1:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function K(i,U){var L=V[U];return!!L&&L[i.slice(0,4)]===!0}function F(i,U){return MediaSource.isTypeSupported((U||"video")+'/mp4;codecs="'+i+'"')}},"./src/utils/cues.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>L});var V=B("./src/utils/vttparser.ts"),K=B("./src/utils/webvtt-parser.ts"),F=B("./src/utils/texttrack-utils.ts"),i=/\s/,U={newCue:function(E,b,w,p){for(var y=[],M,d,f,u,h,S=self.VTTCue||self.TextTrackCue,k=0;k<p.rows.length;k++)if(M=p.rows[k],f=!0,u=0,h="",!M.isEmpty()){for(var m=0;m<M.chars.length;m++)i.test(M.chars[m].uchar)&&f?u++:(h+=M.chars[m].uchar,f=!1);M.cueStartTime=b,b===w&&(w+=1e-4),u>=16?u--:u++;var A=(0,V.fixLineBreaks)(h.trim()),I=(0,K.generateCueId)(b,w,A);(!E||!E.cues||!E.cues.getCueById(I))&&(d=new S(b,w,A),d.id=I,d.line=k+1,d.align="left",d.position=10+Math.min(80,Math.floor(u*8/32)*10),y.push(d))}return E&&y.length&&(y.sort(function(C,P){return C.line==="auto"||P.line==="auto"?0:C.line>8&&P.line>8?P.line-C.line:C.line-P.line}),y.forEach(function(C){return(0,F.addCueToTrack)(E,C)})),y}};const L=U},"./src/utils/discontinuities.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{adjustSlidingStart:()=>E,alignMediaPlaylistByPDT:()=>y,alignPDT:()=>p,alignStream:()=>b,findDiscontinuousReferenceFrag:()=>L,findFirstFragWithCC:()=>i,shouldAlignOnDiscontinuities:()=>U});var V=B("./src/polyfills/number.ts"),K=B("./src/utils/logger.ts"),F=B("./src/controller/level-helper.ts");function i(M,d){for(var f=null,u=0,h=M.length;u<h;u++){var S=M[u];if(S&&S.cc===d){f=S;break}}return f}function U(M,d,f){return!!(d.details&&(f.endCC>f.startCC||M&&M.cc<f.startCC))}function L(M,d,f){f===void 0&&(f=0);var u=M.fragments,h=d.fragments;if(!h.length||!u.length){K.logger.log("No fragments to align");return}var S=i(u,h[0].cc);if(!S||S&&!S.startPTS){K.logger.log("No frag in previous level to align on");return}return S}function v(M,d){if(M){var f=M.start+d;M.start=M.startPTS=f,M.endPTS=f+M.duration}}function E(M,d){for(var f=d.fragments,u=0,h=f.length;u<h;u++)v(f[u],M);d.fragmentHint&&v(d.fragmentHint,M),d.alignedSliding=!0}function b(M,d,f){d&&(w(M,f,d),!f.alignedSliding&&d.details&&p(f,d.details),!f.alignedSliding&&d.details&&!f.skippedSegments&&(0,F.adjustSliding)(d.details,f))}function w(M,d,f){if(U(M,f,d)){var u=L(f.details,d);u&&(0,V.isFiniteNumber)(u.start)&&(K.logger.log("Adjusting PTS using last level due to CC increase within current level "+d.url),E(u.start,d))}}function p(M,d){if(!(!d.fragments.length||!M.hasProgramDateTime||!d.hasProgramDateTime)){var f=d.fragments[0].programDateTime,u=M.fragments[0].programDateTime,h=(u-f)/1e3+d.fragments[0].start;h&&(0,V.isFiniteNumber)(h)&&(K.logger.log("Adjusting PTS using programDateTime delta "+(u-f)+"ms, sliding:"+h.toFixed(3)+" "+M.url+" "),E(h,M))}}function y(M,d){if(!(!M.hasProgramDateTime||!d.hasProgramDateTime)){var f=M.fragments,u=d.fragments;if(!(!f.length||!u.length)){var h=Math.round(u.length/2)-1,S=u[h],k=i(f,S.cc)||f[Math.round(f.length/2)-1],m=S.programDateTime,A=k.programDateTime;if(!(m===null||A===null)){var I=(A-m)/1e3-(k.start-S.start);E(I,M)}}}}},"./src/utils/ewma-bandwidth-estimator.ts":(le,G,B)=>{"use strict";B.r(G),B.d(G,{default:()=>F});var V=B("./src/utils/ewma.ts"),K=function(){function 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H=this._input.peekUntilAfter(/[: ,;{}()[\]\/='"]/g);H.match(/[ :]$/)&&(H=this.eatString(": ").replace(/\s$/,""),this.print_string(H),this._output.space_before_token=!0),H=H.replace(/\s$/,""),H==="extend"?l=!0:H==="import"&&(c=!0),H in this.NESTED_AT_RULE?(this._nestedLevel+=1,H in this.CONDITIONAL_GROUP_RULE&&(P=!0)):!I&&A===0&&H.indexOf(":")!==-1&&(C=!0,this.indent())}else if(this._ch==="#"&&this._input.peek()==="{")this.preserveSingleSpace(x),this.print_string(this._ch+this.eatString("}"));else if(this._ch==="{")C&&(C=!1,this.outdent()),P?(P=!1,I=this._indentLevel>=this._nestedLevel):I=this._indentLevel>=this._nestedLevel-1,this._options.newline_between_rules&&I&&this._output.previous_line&&this._output.previous_line.item(-1)!=="{"&&this._output.ensure_empty_line_above("/",","),this._output.space_before_token=!0,this._options.brace_style==="expand"?(this._output.add_new_line(),this.print_string(this._ch),this.indent(),this._output.set_indent(this._indentLevel)):(T==="("?this._output.space_before_token=!1:T!==","&&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(),T==="{"&&this._output.trim(!0),c=!1,l=!1,C&&(this.outdent(),C=!1),this.print_string(this._ch),I=!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),this._options.brace_style==="expand"&&this._output.add_new_line(!0));else if(this._ch===":"){for(var Z=0;Z<this.NON_SEMICOLON_NEWLINE_PROPERTY.length;Z++)if(this._input.lookBack(this.NON_SEMICOLON_NEWLINE_PROPERTY[Z])){R=!0;break}(I||P)&&!(this._input.lookBack("&")||this.foundNestedPseudoClass())&&!this._input.lookBack("(")&&!l&&A===0?(this.print_string(":"),C||(C=!0,this._output.space_before_token=!0,this.eatWhitespace(!0),this.indent())):(this._input.lookBack(" 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J=!1;this._input.lookBack("with")&&(J=!0),this.preserveSingleSpace(x||J),this.print_string(this._ch),C&&T==="$"&&this._options.selector_separator_newline?(this._output.add_new_line(),s=!0):(this.eatWhitespace(),A++,this.indent())}else if(this._ch===")")A&&(A--,this.outdent()),s&&this._input.peek()===";"&&this._options.selector_separator_newline&&(s=!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&&(!C||s)&&A===0&&!c&&!l?this._output.add_new_line():this._output.space_before_token=!0;else if((this._ch===">"||this._ch==="+"||this._ch==="~")&&!C&&A===0)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&&M.test(this._ch)&&(this._ch=""));else if(this._ch==="]")this.print_string(this._ch);else 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`).replace(/\\t/," ")),M},v.prototype._get_number=function(w,p){var y=this.raw_options[w];p=parseInt(p,10),isNaN(p)&&(p=0);var M=parseInt(y,10);return isNaN(M)&&(M=p),M},v.prototype._get_selection=function(w,p,y){var M=this._get_selection_list(w,p,y);if(M.length!==1)throw new Error("Invalid Option Value: The option '"+w+`' can only be one of the following values:
`+p+`
You passed in: '`+this.raw_options[w]+"'");return M[0]},v.prototype._get_selection_list=function(w,p,y){if(!p||p.length===0)throw new Error("Selection list cannot be empty.");if(y=y||[p[0]],!this._is_valid_selection(y,p))throw new Error("Invalid Default Value!");var M=this._get_array(w,y);if(!this._is_valid_selection(M,p))throw new Error("Invalid Option Value: The option '"+w+`' can contain only the following values:
`+p+`
You passed in: '`+this.raw_options[w]+"'");return M},v.prototype._is_valid_selection=function(w,p){return w.length&&p.length&&!w.some(function(y){return p.indexOf(y)===-1})};function E(w,p){var y={};w=b(w);var M;for(M in w)M!==p&&(y[M]=w[M]);if(p&&w[p])for(M in w[p])y[M]=w[p][M];return y}function b(w){var p={},y;for(y in w){var M=y.replace(/-/g,"_");p[M]=w[y]}return p}L.exports.Options=v,L.exports.normalizeOpts=b,L.exports.mergeOpts=E},,function(L){var v=RegExp.prototype.hasOwnProperty("sticky");function E(b){this.__input=b||"",this.__input_length=this.__input.length,this.__position=0}E.prototype.restart=function(){this.__position=0},E.prototype.back=function(){this.__position>0&&(this.__position-=1)},E.prototype.hasNext=function(){return this.__position<this.__input_length},E.prototype.next=function(){var b=null;return this.hasNext()&&(b=this.__input.charAt(this.__position),this.__position+=1),b},E.prototype.peek=function(b){var w=null;return b=b||0,b+=this.__position,b>=0&&b<this.__input_length&&(w=this.__input.charAt(b)),w},E.prototype.__match=function(b,w){b.lastIndex=w;var p=b.exec(this.__input);return p&&!(v&&b.sticky)&&p.index!==w&&(p=null),p},E.prototype.test=function(b,w){return w=w||0,w+=this.__position,w>=0&&w<this.__input_length?!!this.__match(b,w):!1},E.prototype.testChar=function(b,w){var p=this.peek(w);return b.lastIndex=0,p!==null&&b.test(p)},E.prototype.match=function(b){var w=this.__match(b,this.__position);return w?this.__position+=w[0].length:w=null,w},E.prototype.read=function(b,w,p){var y="",M;return b&&(M=this.match(b),M&&(y+=M[0])),w&&(M||!b)&&(y+=this.readUntil(w,p)),y},E.prototype.readUntil=function(b,w){var p="",y=this.__position;b.lastIndex=this.__position;var M=b.exec(this.__input);return M?(y=M.index,w&&(y+=M[0].length)):y=this.__input_length,p=this.__input.substring(this.__position,y),this.__position=y,p},E.prototype.readUntilAfter=function(b){return this.readUntil(b,!0)},E.prototype.get_regexp=function(b,w){var p=null,y="g";return w&&v&&(y="y"),typeof b=="string"&&b!==""?p=new RegExp(b,y):b&&(p=new RegExp(b.source,y)),p},E.prototype.get_literal_regexp=function(b){return RegExp(b.replace(/[-\/\\^$*+?.()|[\]{}]/g,"\\$&"))},E.prototype.peekUntilAfter=function(b){var w=this.__position,p=this.readUntilAfter(b);return this.__position=w,p},E.prototype.lookBack=function(b){var w=this.__position-1;return w>=b.length&&this.__input.substring(w-b.length,w).toLowerCase()===b},L.exports.InputScanner=E},function(L,v,E){var b=E(8).InputScanner,w=E(3).Token,p=E(10).TokenStream,y=E(11).WhitespacePattern,M={START:"TK_START",RAW:"TK_RAW",EOF:"TK_EOF"},d=function(f,u){this._input=new b(f),this._options=u||{},this.__tokens=null,this._patterns={},this._patterns.whitespace=new y(this._input)};d.prototype.tokenize=function(){this._input.restart(),this.__tokens=new p,this._reset();for(var f,u=new w(M.START,""),h=null,S=[],k=new p;u.type!==M.EOF;){for(f=this._get_next_token(u,h);this._is_comment(f);)k.add(f),f=this._get_next_token(u,h);k.isEmpty()||(f.comments_before=k,k=new p),f.parent=h,this._is_opening(f)?(S.push(h),h=f):h&&this._is_closing(f,h)&&(f.opened=h,h.closed=f,h=S.pop(),f.parent=h),f.previous=u,u.next=f,this.__tokens.add(f),u=f}return this.__tokens},d.prototype._is_first_token=function(){return this.__tokens.isEmpty()},d.prototype._reset=function(){},d.prototype._get_next_token=function(f,u){this._readWhitespace();var h=this._input.read(/.+/g);return h?this._create_token(M.RAW,h):this._create_token(M.EOF,"")},d.prototype._is_comment=function(f){return!1},d.prototype._is_opening=function(f){return!1},d.prototype._is_closing=function(f,u){return!1},d.prototype._create_token=function(f,u){var h=new w(f,u,this._patterns.whitespace.newline_count,this._patterns.whitespace.whitespace_before_token);return h},d.prototype._readWhitespace=function(){return this._patterns.whitespace.read()},L.exports.Tokenizer=d,L.exports.TOKEN=M},function(L){function v(E){this.__tokens=[],this.__tokens_length=this.__tokens.length,this.__position=0,this.__parent_token=E}v.prototype.restart=function(){this.__position=0},v.prototype.isEmpty=function(){return this.__tokens_length===0},v.prototype.hasNext=function(){return this.__position<this.__tokens_length},v.prototype.next=function(){var E=null;return this.hasNext()&&(E=this.__tokens[this.__position],this.__position+=1),E},v.prototype.peek=function(E){var b=null;return E=E||0,E+=this.__position,E>=0&&E<this.__tokens_length&&(b=this.__tokens[E]),b},v.prototype.add=function(E){this.__parent_token&&(E.parent=this.__parent_token),this.__tokens.push(E),this.__tokens_length+=1},L.exports.TokenStream=v},function(L,v,E){var b=E(12).Pattern;function w(p,y){b.call(this,p,y),y?this._line_regexp=this._input.get_regexp(y._line_regexp):this.__set_whitespace_patterns("",""),this.newline_count=0,this.whitespace_before_token=""}w.prototype=new b,w.prototype.__set_whitespace_patterns=function(p,y){p+="\\t ",y+="\\n\\r",this._match_pattern=this._input.get_regexp("["+p+y+"]+",!0),this._newline_regexp=this._input.get_regexp("\\r\\n|["+y+"]")},w.prototype.read=function(){this.newline_count=0,this.whitespace_before_token="";var p=this._input.read(this._match_pattern);if(p===" ")this.whitespace_before_token=" ";else if(p){var y=this.__split(this._newline_regexp,p);this.newline_count=y.length-1,this.whitespace_before_token=y[this.newline_count]}return p},w.prototype.matching=function(p,y){var M=this._create();return M.__set_whitespace_patterns(p,y),M._update(),M},w.prototype._create=function(){return new w(this._input,this)},w.prototype.__split=function(p,y){p.lastIndex=0;for(var M=0,d=[],f=p.exec(y);f;)d.push(y.substring(M,f.index)),M=f.index+f[0].length,f=p.exec(y);return M<y.length?d.push(y.substring(M,y.length)):d.push(""),d},L.exports.WhitespacePattern=w},function(L){function v(E,b){this._input=E,this._starting_pattern=null,this._match_pattern=null,this._until_pattern=null,this._until_after=!1,b&&(this._starting_pattern=this._input.get_regexp(b._starting_pattern,!0),this._match_pattern=this._input.get_regexp(b._match_pattern,!0),this._until_pattern=this._input.get_regexp(b._until_pattern),this._until_after=b._until_after)}v.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},v.prototype.read_match=function(){return this._input.match(this._match_pattern)},v.prototype.until_after=function(E){var b=this._create();return b._until_after=!0,b._until_pattern=this._input.get_regexp(E),b._update(),b},v.prototype.until=function(E){var b=this._create();return b._until_after=!1,b._until_pattern=this._input.get_regexp(E),b._update(),b},v.prototype.starting_with=function(E){var b=this._create();return b._starting_pattern=this._input.get_regexp(E,!0),b._update(),b},v.prototype.matching=function(E){var b=this._create();return b._match_pattern=this._input.get_regexp(E,!0),b._update(),b},v.prototype._create=function(){return new v(this._input,this)},v.prototype._update=function(){},L.exports.Pattern=v},function(L){function v(E,b){E=typeof E=="string"?E:E.source,b=typeof b=="string"?b:b.source,this.__directives_block_pattern=new RegExp(E+/ beautify( \w+[:]\w+)+ /.source+b,"g"),this.__directive_pattern=/ (\w+)[:](\w+)/g,this.__directives_end_ignore_pattern=new RegExp(E+/\sbeautify\signore:end\s/.source+b,"g")}v.prototype.get_directives=function(E){if(!E.match(this.__directives_block_pattern))return null;var b={};this.__directive_pattern.lastIndex=0;for(var w=this.__directive_pattern.exec(E);w;)b[w[1]]=w[2],w=this.__directive_pattern.exec(E);return b},v.prototype.readIgnored=function(E){return E.readUntilAfter(this.__directives_end_ignore_pattern)},L.exports.Directives=v},function(L,v,E){var b=E(12).Pattern,w={django:!1,erb:!1,handlebars:!1,php:!1,smarty:!1};function p(y,M){b.call(this,y,M),this.__template_pattern=null,this._disabled=Object.assign({},w),this._excluded=Object.assign({},w),M&&(this.__template_pattern=this._input.get_regexp(M.__template_pattern),this._excluded=Object.assign(this._excluded,M._excluded),this._disabled=Object.assign(this._disabled,M._disabled));var d=new b(y);this.__patterns={handlebars_comment:d.starting_with(/{{!--/).until_after(/--}}/),handlebars_unescaped:d.starting_with(/{{{/).until_after(/}}}/),handlebars:d.starting_with(/{{/).until_after(/}}/),php:d.starting_with(/<\?(?:[= ]|php)/).until_after(/\?>/),erb:d.starting_with(/<%[^%]/).until_after(/[^%]%>/),django:d.starting_with(/{%/).until_after(/%}/),django_value:d.starting_with(/{{/).until_after(/}}/),django_comment:d.starting_with(/{#/).until_after(/#}/),smarty:d.starting_with(/{(?=[^}{\s\n])/).until_after(/[^\s\n]}/),smarty_comment:d.starting_with(/{\*/).until_after(/\*}/),smarty_literal:d.starting_with(/{literal}/).until_after(/{\/literal}/)}}p.prototype=new b,p.prototype._create=function(){return new p(this._input,this)},p.prototype._update=function(){this.__set_templated_pattern()},p.prototype.disable=function(y){var M=this._create();return M._disabled[y]=!0,M._update(),M},p.prototype.read_options=function(y){var M=this._create();for(var d in w)M._disabled[d]=y.templating.indexOf(d)===-1;return M._update(),M},p.prototype.exclude=function(y){var M=this._create();return M._excluded[y]=!0,M._update(),M},p.prototype.read=function(){var y="";this._match_pattern?y=this._input.read(this._starting_pattern):y=this._input.read(this._starting_pattern,this.__template_pattern);for(var M=this._read_template();M;)this._match_pattern?M+=this._input.read(this._match_pattern):M+=this._input.readUntil(this.__template_pattern),y+=M,M=this._read_template();return this._until_after&&(y+=this._input.readUntilAfter(this._until_pattern)),y},p.prototype.__set_templated_pattern=function(){var y=[];this._disabled.php||y.push(this.__patterns.php._starting_pattern.source),this._disabled.handlebars||y.push(this.__patterns.handlebars._starting_pattern.source),this._disabled.erb||y.push(this.__patterns.erb._starting_pattern.source),this._disabled.django||(y.push(this.__patterns.django._starting_pattern.source),y.push(this.__patterns.django_value._starting_pattern.source),y.push(this.__patterns.django_comment._starting_pattern.source)),this._disabled.smarty||y.push(this.__patterns.smarty._starting_pattern.source),this._until_pattern&&y.push(this._until_pattern.source),this.__template_pattern=this._input.get_regexp("(?:"+y.join("|")+")")},p.prototype._read_template=function(){var y="",M=this._input.peek();if(M==="<"){var d=this._input.peek(1);!this._disabled.php&&!this._excluded.php&&d==="?"&&(y=y||this.__patterns.php.read()),!this._disabled.erb&&!this._excluded.erb&&d==="%"&&(y=y||this.__patterns.erb.read())}else M==="{"&&(!this._disabled.handlebars&&!this._excluded.handlebars&&(y=y||this.__patterns.handlebars_comment.read(),y=y||this.__patterns.handlebars_unescaped.read(),y=y||this.__patterns.handlebars.read()),this._disabled.django||(!this._excluded.django&&!this._excluded.handlebars&&(y=y||this.__patterns.django_value.read()),this._excluded.django||(y=y||this.__patterns.django_comment.read(),y=y||this.__patterns.django.read())),this._disabled.smarty||this._disabled.django&&this._disabled.handlebars&&(y=y||this.__patterns.smarty_comment.read(),y=y||this.__patterns.smarty_literal.read(),y=y||this.__patterns.smarty.read()));return y},L.exports.TemplatablePattern=p},,,,function(L,v,E){var b=E(19).Beautifier,w=E(20).Options;function p(y,M,d,f){var u=new b(y,M,d,f);return u.beautify()}L.exports=p,L.exports.defaultOptions=function(){return new w}},function(L,v,E){var b=E(20).Options,w=E(2).Output,p=E(21).Tokenizer,y=E(21).TOKEN,M=/\r\n|[\r\n]/,d=/\r\n|[\r\n]/g,f=function(l,c){this.indent_level=0,this.alignment_size=0,this.max_preserve_newlines=l.max_preserve_newlines,this.preserve_newlines=l.preserve_newlines,this._output=new w(l,c)};f.prototype.current_line_has_match=function(l){return this._output.current_line.has_match(l)},f.prototype.set_space_before_token=function(l,c){this._output.space_before_token=l,this._output.non_breaking_space=c},f.prototype.set_wrap_point=function(){this._output.set_indent(this.indent_level,this.alignment_size),this._output.set_wrap_point()},f.prototype.add_raw_token=function(l){this._output.add_raw_token(l)},f.prototype.print_preserved_newlines=function(l){var c=0;l.type!==y.TEXT&&l.previous.type!==y.TEXT&&(c=l.newlines?1:0),this.preserve_newlines&&(c=l.newlines<this.max_preserve_newlines+1?l.newlines:this.max_preserve_newlines+1);for(var s=0;s<c;s++)this.print_newline(s>0);return c!==0},f.prototype.traverse_whitespace=function(l){return l.whitespace_before||l.newlines?(this.print_preserved_newlines(l)||(this._output.space_before_token=!0),!0):!1},f.prototype.previous_token_wrapped=function(){return this._output.previous_token_wrapped},f.prototype.print_newline=function(l){this._output.add_new_line(l)},f.prototype.print_token=function(l){l.text&&(this._output.set_indent(this.indent_level,this.alignment_size),this._output.add_token(l.text))},f.prototype.indent=function(){this.indent_level++},f.prototype.get_full_indent=function(l){return l=this.indent_level+(l||0),l<1?"":this._output.get_indent_string(l)};var u=function(l){for(var c=null,s=l.next;s.type!==y.EOF&&l.closed!==s;){if(s.type===y.ATTRIBUTE&&s.text==="type"){s.next&&s.next.type===y.EQUALS&&s.next.next&&s.next.next.type===y.VALUE&&(c=s.next.next.text);break}s=s.next}return c},h=function(l,c){var s=null,g=null;return c.closed?(l==="script"?s="text/javascript":l==="style"&&(s="text/css"),s=u(c)||s,s.search("text/css")>-1?g="css":s.search(/module|((text|application|dojo)\/(x-)?(javascript|ecmascript|jscript|livescript|(ld\+)?json|method|aspect))/)>-1?g="javascript":s.search(/(text|application|dojo)\/(x-)?(html)/)>-1?g="html":s.search(/test\/null/)>-1&&(g="null"),g):null};function S(l,c){return c.indexOf(l)!==-1}function k(l,c,s){this.parent=l||null,this.tag=c?c.tag_name:"",this.indent_level=s||0,this.parser_token=c||null}function m(l){this._printer=l,this._current_frame=null}m.prototype.get_parser_token=function(){return this._current_frame?this._current_frame.parser_token:null},m.prototype.record_tag=function(l){var c=new k(this._current_frame,l,this._printer.indent_level);this._current_frame=c},m.prototype._try_pop_frame=function(l){var c=null;return l&&(c=l.parser_token,this._printer.indent_level=l.indent_level,this._current_frame=l.parent),c},m.prototype._get_frame=function(l,c){for(var s=this._current_frame;s&&l.indexOf(s.tag)===-1;){if(c&&c.indexOf(s.tag)!==-1){s=null;break}s=s.parent}return s},m.prototype.try_pop=function(l,c){var s=this._get_frame([l],c);return this._try_pop_frame(s)},m.prototype.indent_to_tag=function(l){var c=this._get_frame(l);c&&(this._printer.indent_level=c.indent_level)};function A(l,c,s,g){this._source_text=l||"",c=c||{},this._js_beautify=s,this._css_beautify=g,this._tag_stack=null;var R=new b(c,"html");this._options=R,this._is_wrap_attributes_force=this._options.wrap_attributes.substr(0,5)==="force",this._is_wrap_attributes_force_expand_multiline=this._options.wrap_attributes==="force-expand-multiline",this._is_wrap_attributes_force_aligned=this._options.wrap_attributes==="force-aligned",this._is_wrap_attributes_aligned_multiple=this._options.wrap_attributes==="aligned-multiple",this._is_wrap_attributes_preserve=this._options.wrap_attributes.substr(0,8)==="preserve",this._is_wrap_attributes_preserve_aligned=this._options.wrap_attributes==="preserve-aligned"}A.prototype.beautify=function(){if(this._options.disabled)return this._source_text;var l=this._source_text,c=this._options.eol;this._options.eol==="auto"&&(c=`
`,l&&M.test(l)&&(c=l.match(M)[0])),l=l.replace(d,`
`);var s=l.match(/^[\t ]*/)[0],g={text:"",type:""},R=new I,D=new f(this._options,s),x=new p(l,this._options).tokenize();this._tag_stack=new m(D);for(var T=null,O=x.next();O.type!==y.EOF;)O.type===y.TAG_OPEN||O.type===y.COMMENT?(T=this._handle_tag_open(D,O,R,g),R=T):O.type===y.ATTRIBUTE||O.type===y.EQUALS||O.type===y.VALUE||O.type===y.TEXT&&!R.tag_complete?T=this._handle_inside_tag(D,O,R,x):O.type===y.TAG_CLOSE?T=this._handle_tag_close(D,O,R):O.type===y.TEXT?T=this._handle_text(D,O,R):D.add_raw_token(O),g=T,O=x.next();var $=D._output.get_code(c);return $},A.prototype._handle_tag_close=function(l,c,s){var g={text:c.text,type:c.type};return l.alignment_size=0,s.tag_complete=!0,l.set_space_before_token(c.newlines||c.whitespace_before!=="",!0),s.is_unformatted?l.add_raw_token(c):(s.tag_start_char==="<"&&(l.set_space_before_token(c.text[0]==="/",!0),this._is_wrap_attributes_force_expand_multiline&&s.has_wrapped_attrs&&l.print_newline(!1)),l.print_token(c)),s.indent_content&&!(s.is_unformatted||s.is_content_unformatted)&&(l.indent(),s.indent_content=!1),!s.is_inline_element&&!(s.is_unformatted||s.is_content_unformatted)&&l.set_wrap_point(),g},A.prototype._handle_inside_tag=function(l,c,s,g){var R=s.has_wrapped_attrs,D={text:c.text,type:c.type};if(l.set_space_before_token(c.newlines||c.whitespace_before!=="",!0),s.is_unformatted)l.add_raw_token(c);else if(s.tag_start_char==="{"&&c.type===y.TEXT)l.print_preserved_newlines(c)?(c.newlines=0,l.add_raw_token(c)):l.print_token(c);else{if(c.type===y.ATTRIBUTE?(l.set_space_before_token(!0),s.attr_count+=1):(c.type===y.EQUALS||c.type===y.VALUE&&c.previous.type===y.EQUALS)&&l.set_space_before_token(!1),c.type===y.ATTRIBUTE&&s.tag_start_char==="<"&&((this._is_wrap_attributes_preserve||this._is_wrap_attributes_preserve_aligned)&&(l.traverse_whitespace(c),R=R||c.newlines!==0),this._is_wrap_attributes_force)){var x=s.attr_count>1;if(this._is_wrap_attributes_force_expand_multiline&&s.attr_count===1){var T=!0,O=0,$;do{if($=g.peek(O),$.type===y.ATTRIBUTE){T=!1;break}O+=1}while(O<4&&$.type!==y.EOF&&$.type!==y.TAG_CLOSE);x=!T}x&&(l.print_newline(!1),R=!0)}l.print_token(c),R=R||l.previous_token_wrapped(),s.has_wrapped_attrs=R}return D},A.prototype._handle_text=function(l,c,s){var g={text:c.text,type:"TK_CONTENT"};return s.custom_beautifier_name?this._print_custom_beatifier_text(l,c,s):s.is_unformatted||s.is_content_unformatted?l.add_raw_token(c):(l.traverse_whitespace(c),l.print_token(c)),g},A.prototype._print_custom_beatifier_text=function(l,c,s){var g=this;if(c.text!==""){var R=c.text,D,x=1,T="",O="";s.custom_beautifier_name==="javascript"&&typeof this._js_beautify=="function"?D=this._js_beautify:s.custom_beautifier_name==="css"&&typeof this._css_beautify=="function"?D=this._css_beautify:s.custom_beautifier_name==="html"&&(D=function(ie,oe){var ue=new A(ie,oe,g._js_beautify,g._css_beautify);return ue.beautify()}),this._options.indent_scripts==="keep"?x=0:this._options.indent_scripts==="separate"&&(x=-l.indent_level);var $=l.get_full_indent(x);if(R=R.replace(/\n[ \t]*$/,""),s.custom_beautifier_name!=="html"&&R[0]==="<"&&R.match(/^(<!--|<!\[CDATA\[)/)){var H=/^(<!--[^\n]*|<!\[CDATA\[)(\n?)([ \t\n]*)([\s\S]*)(-->|]]>)$/.exec(R);if(!H){l.add_raw_token(c);return}T=$+H[1]+`
`,R=H[4],H[5]&&(O=$+H[5]),R=R.replace(/\n[ \t]*$/,""),(H[2]||H[3].indexOf(`
`)!==-1)&&(H=H[3].match(/[ \t]+$/),H&&(c.whitespace_before=H[0]))}if(R)if(D){var Z=function(){this.eol=`
`};Z.prototype=this._options.raw_options;var te=new Z;R=D($+R,te)}else{var J=c.whitespace_before;J&&(R=R.replace(new RegExp(`
(`+J+")?","g"),`
`)),R=$+R.replace(/\n/g,`
`+$)}T&&(R?R=T+R+`
`+O:R=T+O),l.print_newline(!1),R&&(c.text=R,c.whitespace_before="",c.newlines=0,l.add_raw_token(c),l.print_newline(!0))}},A.prototype._handle_tag_open=function(l,c,s,g){var R=this._get_tag_open_token(c);return(s.is_unformatted||s.is_content_unformatted)&&!s.is_empty_element&&c.type===y.TAG_OPEN&&c.text.indexOf("</")===0?(l.add_raw_token(c),R.start_tag_token=this._tag_stack.try_pop(R.tag_name)):(l.traverse_whitespace(c),this._set_tag_position(l,c,R,s,g),R.is_inline_element||l.set_wrap_point(),l.print_token(c)),(this._is_wrap_attributes_force_aligned||this._is_wrap_attributes_aligned_multiple||this._is_wrap_attributes_preserve_aligned)&&(R.alignment_size=c.text.length+1),!R.tag_complete&&!R.is_unformatted&&(l.alignment_size=R.alignment_size),R};var I=function(l,c){if(this.parent=l||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="",!c)this.tag_complete=!0;else{var s;this.tag_start_char=c.text[0],this.text=c.text,this.tag_start_char==="<"?(s=c.text.match(/^<([^\s>]*)/),this.tag_check=s?s[1]:""):(s=c.text.match(/^{{~?(?:[\^]|#\*?)?([^\s}]+)/),this.tag_check=s?s[1]:"",(c.text.startsWith("{{#>")||c.text.startsWith("{{~#>"))&&this.tag_check[0]===">"&&(this.tag_check===">"&&c.next!==null?this.tag_check=c.next.text.split(" ")[0]:this.tag_check=c.text.split(">")[1])),this.tag_check=this.tag_check.toLowerCase(),c.type===y.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||c.closed&&c.closed.text==="/>";var g=2;this.tag_start_char==="{"&&this.text.length>=3&&this.text.charAt(2)==="~"&&(g=3),this.is_end_tag=this.is_end_tag||this.tag_start_char==="{"&&(this.text.length<3||/[^#\^]/.test(this.text.charAt(g)))}};A.prototype._get_tag_open_token=function(l){var c=new I(this._tag_stack.get_parser_token(),l);return c.alignment_size=this._options.wrap_attributes_indent_size,c.is_end_tag=c.is_end_tag||S(c.tag_check,this._options.void_elements),c.is_empty_element=c.tag_complete||c.is_start_tag&&c.is_end_tag,c.is_unformatted=!c.tag_complete&&S(c.tag_check,this._options.unformatted),c.is_content_unformatted=!c.is_empty_element&&S(c.tag_check,this._options.content_unformatted),c.is_inline_element=S(c.tag_name,this._options.inline)||c.tag_name.includes("-")||c.tag_start_char==="{",c},A.prototype._set_tag_position=function(l,c,s,g,R){if(s.is_empty_element||(s.is_end_tag?s.start_tag_token=this._tag_stack.try_pop(s.tag_name):(this._do_optional_end_element(s)&&(s.is_inline_element||l.print_newline(!1)),this._tag_stack.record_tag(s),(s.tag_name==="script"||s.tag_name==="style")&&!(s.is_unformatted||s.is_content_unformatted)&&(s.custom_beautifier_name=h(s.tag_check,c)))),S(s.tag_check,this._options.extra_liners)&&(l.print_newline(!1),l._output.just_added_blankline()||l.print_newline(!0)),s.is_empty_element){if(s.tag_start_char==="{"&&s.tag_check==="else"){this._tag_stack.indent_to_tag(["if","unless","each"]),s.indent_content=!0;var D=l.current_line_has_match(/{{#if/);D||l.print_newline(!1)}s.tag_name==="!--"&&R.type===y.TAG_CLOSE&&g.is_end_tag&&s.text.indexOf(`
`)===-1||(s.is_inline_element||s.is_unformatted||l.print_newline(!1),this._calcluate_parent_multiline(l,s))}else if(s.is_end_tag){var x=!1;x=s.start_tag_token&&s.start_tag_token.multiline_content,x=x||!s.is_inline_element&&!(g.is_inline_element||g.is_unformatted)&&!(R.type===y.TAG_CLOSE&&s.start_tag_token===g)&&R.type!=="TK_CONTENT",(s.is_content_unformatted||s.is_unformatted)&&(x=!1),x&&l.print_newline(!1)}else s.indent_content=!s.custom_beautifier_name,s.tag_start_char==="<"&&(s.tag_name==="html"?s.indent_content=this._options.indent_inner_html:s.tag_name==="head"?s.indent_content=this._options.indent_head_inner_html:s.tag_name==="body"&&(s.indent_content=this._options.indent_body_inner_html)),!(s.is_inline_element||s.is_unformatted)&&(R.type!=="TK_CONTENT"||s.is_content_unformatted)&&l.print_newline(!1),this._calcluate_parent_multiline(l,s)},A.prototype._calcluate_parent_multiline=function(l,c){c.parent&&l._output.just_added_newline()&&!((c.is_inline_element||c.is_unformatted)&&c.parent.is_inline_element)&&(c.parent.multiline_content=!0)};var C=["address","article","aside","blockquote","details","div","dl","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hr","main","nav","ol","p","pre","section","table","ul"],P=["a","audio","del","ins","map","noscript","video"];A.prototype._do_optional_end_element=function(l){var c=null;if(!(l.is_empty_element||!l.is_start_tag||!l.parent)){if(l.tag_name==="body")c=c||this._tag_stack.try_pop("head");else if(l.tag_name==="li")c=c||this._tag_stack.try_pop("li",["ol","ul"]);else if(l.tag_name==="dd"||l.tag_name==="dt")c=c||this._tag_stack.try_pop("dt",["dl"]),c=c||this._tag_stack.try_pop("dd",["dl"]);else if(l.parent.tag_name==="p"&&C.indexOf(l.tag_name)!==-1){var s=l.parent.parent;(!s||P.indexOf(s.tag_name)===-1)&&(c=c||this._tag_stack.try_pop("p"))}else l.tag_name==="rp"||l.tag_name==="rt"?(c=c||this._tag_stack.try_pop("rt",["ruby","rtc"]),c=c||this._tag_stack.try_pop("rp",["ruby","rtc"])):l.tag_name==="optgroup"?c=c||this._tag_stack.try_pop("optgroup",["select"]):l.tag_name==="option"?c=c||this._tag_stack.try_pop("option",["select","datalist","optgroup"]):l.tag_name==="colgroup"?c=c||this._tag_stack.try_pop("caption",["table"]):l.tag_name==="thead"?(c=c||this._tag_stack.try_pop("caption",["table"]),c=c||this._tag_stack.try_pop("colgroup",["table"])):l.tag_name==="tbody"||l.tag_name==="tfoot"?(c=c||this._tag_stack.try_pop("caption",["table"]),c=c||this._tag_stack.try_pop("colgroup",["table"]),c=c||this._tag_stack.try_pop("thead",["table"]),c=c||this._tag_stack.try_pop("tbody",["table"])):l.tag_name==="tr"?(c=c||this._tag_stack.try_pop("caption",["table"]),c=c||this._tag_stack.try_pop("colgroup",["table"]),c=c||this._tag_stack.try_pop("tr",["table","thead","tbody","tfoot"])):(l.tag_name==="th"||l.tag_name==="td")&&(c=c||this._tag_stack.try_pop("td",["table","thead","tbody","tfoot","tr"]),c=c||this._tag_stack.try_pop("th",["table","thead","tbody","tfoot","tr"]));return l.parent=this._tag_stack.get_parser_token(),c}},L.exports.Beautifier=A},function(L,v,E){var b=E(6).Options;function w(p){b.call(this,p,"html"),this.templating.length===1&&this.templating[0]==="auto"&&(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_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.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"])}w.prototype=new b,L.exports.Options=w},function(L,v,E){var b=E(9).Tokenizer,w=E(9).TOKEN,p=E(13).Directives,y=E(14).TemplatablePattern,M=E(12).Pattern,d={TAG_OPEN:"TK_TAG_OPEN",TAG_CLOSE:"TK_TAG_CLOSE",ATTRIBUTE:"TK_ATTRIBUTE",EQUALS:"TK_EQUALS",VALUE:"TK_VALUE",COMMENT:"TK_COMMENT",TEXT:"TK_TEXT",UNKNOWN:"TK_UNKNOWN",START:w.START,RAW:w.RAW,EOF:w.EOF},f=new p(/<\!--/,/-->/),u=function(h,S){b.call(this,h,S),this._current_tag_name="";var k=new y(this._input).read_options(this._options),m=new M(this._input);if(this.__patterns={word:k.until(/[\n\r\t <]/),single_quote:k.until_after(/'/),double_quote:k.until_after(/"/),attribute:k.until(/[\n\r\t =>]|\/>/),element_name:k.until(/[\n\r\t >\/]/),handlebars_comment:m.starting_with(/{{!--/).until_after(/--}}/),handlebars:m.starting_with(/{{/).until_after(/}}/),handlebars_open:m.until(/[\n\r\t }]/),handlebars_raw_close:m.until(/}}/),comment:m.starting_with(/<!--/).until_after(/-->/),cdata:m.starting_with(/<!\[CDATA\[/).until_after(/]]>/),conditional_comment:m.starting_with(/<!\[/).until_after(/]>/),processing:m.starting_with(/<\?/).until_after(/\?>/)},this._options.indent_handlebars&&(this.__patterns.word=this.__patterns.word.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=m.matching(A).until_after(A)}};u.prototype=new b,u.prototype._is_comment=function(h){return!1},u.prototype._is_opening=function(h){return h.type===d.TAG_OPEN},u.prototype._is_closing=function(h,S){return h.type===d.TAG_CLOSE&&S&&((h.text===">"||h.text==="/>")&&S.text[0]==="<"||h.text==="}}"&&S.text[0]==="{"&&S.text[1]==="{")},u.prototype._reset=function(){this._current_tag_name=""},u.prototype._get_next_token=function(h,S){var k=null;this._readWhitespace();var m=this._input.peek();return m===null?this._create_token(d.EOF,""):(k=k||this._read_open_handlebars(m,S),k=k||this._read_attribute(m,h,S),k=k||this._read_close(m,S),k=k||this._read_raw_content(m,h,S),k=k||this._read_content_word(m),k=k||this._read_comment_or_cdata(m),k=k||this._read_processing(m),k=k||this._read_open(m,S),k=k||this._create_token(d.UNKNOWN,this._input.next()),k)},u.prototype._read_comment_or_cdata=function(h){var S=null,k=null,m=null;if(h==="<"){var A=this._input.peek(1);A==="!"&&(k=this.__patterns.comment.read(),k?(m=f.get_directives(k),m&&m.ignore==="start"&&(k+=f.readIgnored(this._input))):k=this.__patterns.cdata.read()),k&&(S=this._create_token(d.COMMENT,k),S.directives=m)}return S},u.prototype._read_processing=function(h){var S=null,k=null,m=null;if(h==="<"){var A=this._input.peek(1);(A==="!"||A==="?")&&(k=this.__patterns.conditional_comment.read(),k=k||this.__patterns.processing.read()),k&&(S=this._create_token(d.COMMENT,k),S.directives=m)}return S},u.prototype._read_open=function(h,S){var k=null,m=null;return S||h==="<"&&(k=this._input.next(),this._input.peek()==="/"&&(k+=this._input.next()),k+=this.__patterns.element_name.read(),m=this._create_token(d.TAG_OPEN,k)),m},u.prototype._read_open_handlebars=function(h,S){var k=null,m=null;return S||this._options.indent_handlebars&&h==="{"&&this._input.peek(1)==="{"&&(this._input.peek(2)==="!"?(k=this.__patterns.handlebars_comment.read(),k=k||this.__patterns.handlebars.read(),m=this._create_token(d.COMMENT,k)):(k=this.__patterns.handlebars_open.read(),m=this._create_token(d.TAG_OPEN,k))),m},u.prototype._read_close=function(h,S){var k=null,m=null;return S&&(S.text[0]==="<"&&(h===">"||h==="/"&&this._input.peek(1)===">")?(k=this._input.next(),h==="/"&&(k+=this._input.next()),m=this._create_token(d.TAG_CLOSE,k)):S.text[0]==="{"&&h==="}"&&this._input.peek(1)==="}"&&(this._input.next(),this._input.next(),m=this._create_token(d.TAG_CLOSE,"}}"))),m},u.prototype._read_attribute=function(h,S,k){var m=null,A="";if(k&&k.text[0]==="<")if(h==="=")m=this._create_token(d.EQUALS,this._input.next());else if(h==='"'||h==="'"){var I=this._input.next();h==='"'?I+=this.__patterns.double_quote.read():I+=this.__patterns.single_quote.read(),m=this._create_token(d.VALUE,I)}else A=this.__patterns.attribute.read(),A&&(S.type===d.EQUALS?m=this._create_token(d.VALUE,A):m=this._create_token(d.ATTRIBUTE,A));return m},u.prototype._is_content_unformatted=function(h){return this._options.void_elements.indexOf(h)===-1&&(this._options.content_unformatted.indexOf(h)!==-1||this._options.unformatted.indexOf(h)!==-1)},u.prototype._read_raw_content=function(h,S,k){var m="";if(k&&k.text[0]==="{")m=this.__patterns.handlebars_raw_close.read();else if(S.type===d.TAG_CLOSE&&S.opened.text[0]==="<"&&S.text[0]!=="/"){var A=S.opened.text.substr(1).toLowerCase();if(A==="script"||A==="style"){var I=this._read_comment_or_cdata(h);if(I)return I.type=d.TEXT,I;m=this._input.readUntil(new RegExp("</"+A+"[\\n\\r\\t ]*?>","ig"))}else this._is_content_unformatted(A)&&(m=this._input.readUntil(new RegExp("</"+A+"[\\n\\r\\t ]*?>","ig")))}return m?this._create_token(d.TEXT,m):null},u.prototype._read_content_word=function(h){var S="";if(this._options.unformatted_content_delimiter&&h===this._options.unformatted_content_delimiter[0]&&(S=this.__patterns.unformatted_content_delimiter.read()),S||(S=this.__patterns.word.read()),S)return this._create_token(d.TEXT,S)},L.exports.Tokenizer=u,L.exports.TOKEN=d}],F={};function i(L){var v=F[L];if(v!==void 0)return v.exports;var E=F[L]={exports:{}};return K[L](E,E.exports,i),E.exports}var U=i(18);le=U})();var G=le;if(1)me=[q,q(77937),q(85040)],ge=function(K){var F=q(77937),i=q(85040);return{html_beautify:function(U,L){return G(U,L,F.js_beautify,i.css_beautify)}}}.apply(at,me),ge!==void 0&&(Ht.exports=ge);else var B,V})()},77937:function(Ht,at){var q,me;(function(){var ge;(function(){"use strict";var G=[function(F,i,U){var L=U(1).Beautifier,v=U(5).Options;function E(b,w){var p=new L(b,w);return p.beautify()}F.exports=E,F.exports.defaultOptions=function(){return new v}},function(F,i,U){var L=U(2).Output,v=U(3).Token,E=U(4),b=U(5).Options,w=U(7).Tokenizer,p=U(7).line_starters,y=U(7).positionable_operators,M=U(7).TOKEN;function d(T,O){return O.indexOf(T)!==-1}function f(T){return T.replace(/^\s+/g,"")}function u(T){for(var O={},$=0;$<T.length;$++)O[T[$].replace(/-/g,"_")]=T[$];return O}function h(T,O){return T&&T.type===M.RESERVED&&T.text===O}function S(T,O){return T&&T.type===M.RESERVED&&d(T.text,O)}var k=["case","return","do","if","throw","else","await","break","continue","async"],m=["before-newline","after-newline","preserve-newline"],A=u(m),I=[A.before_newline,A.preserve_newline],C={BlockStatement:"BlockStatement",Statement:"Statement",ObjectLiteral:"ObjectLiteral",ArrayLiteral:"ArrayLiteral",ForInitializer:"ForInitializer",Conditional:"Conditional",Expression:"Expression"};function P(T,O){O.multiline_frame||O.mode===C.ForInitializer||O.mode===C.Conditional||T.remove_indent(O.start_line_index)}function l(T){T=T.replace(E.allLineBreaks,`
`);for(var O=[],$=T.indexOf(`
`);$!==-1;)O.push(T.substring(0,$)),T=T.substring($+1),$=T.indexOf(`
`);return T.length&&O.push(T),O}function c(T){return T===C.ArrayLiteral}function s(T){return d(T,[C.Expression,C.ForInitializer,C.Conditional])}function g(T,O){for(var $=0;$<T.length;$++){var H=T[$].trim();if(H.charAt(0)!==O)return!1}return!0}function R(T,O){for(var $=0,H=T.length,Z;$<H;$++)if(Z=T[$],Z&&Z.indexOf(O)!==0)return!1;return!0}function D(T,O){O=O||{},this._source_text=T||"",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 b(O)}D.prototype.create_flags=function(T,O){var $=0;T&&($=T.indentation_level,!this._output.just_added_newline()&&T.line_indent_level>$&&($=T.line_indent_level));var H={mode:O,parent:T,last_token:T?T.last_token:new v(M.START_BLOCK,""),last_word:T?T.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:$,alignment:0,line_indent_level:T?T.line_indent_level:$,start_line_index:this._output.get_line_number(),ternary_depth:0};return H},D.prototype._reset=function(T){var O=T.match(/^[\t ]*/)[0];this._last_last_text="",this._output=new L(this._options,O),this._output.raw=this._options.test_output_raw,this._flag_store=[],this.set_mode(C.BlockStatement);var $=new w(T,this._options);return this._tokens=$.tokenize(),T},D.prototype.beautify=function(){if(this._options.disabled)return this._source_text;var T,O=this._reset(this._source_text),$=this._options.eol;this._options.eol==="auto"&&($=`
`,O&&E.lineBreak.test(O||"")&&($=O.match(E.lineBreak)[0]));for(var H=this._tokens.next();H;)this.handle_token(H),this._last_last_text=this._flags.last_token.text,this._flags.last_token=H,H=this._tokens.next();return T=this._output.get_code($),T},D.prototype.handle_token=function(T,O){T.type===M.START_EXPR?this.handle_start_expr(T):T.type===M.END_EXPR?this.handle_end_expr(T):T.type===M.START_BLOCK?this.handle_start_block(T):T.type===M.END_BLOCK?this.handle_end_block(T):T.type===M.WORD?this.handle_word(T):T.type===M.RESERVED?this.handle_word(T):T.type===M.SEMICOLON?this.handle_semicolon(T):T.type===M.STRING?this.handle_string(T):T.type===M.EQUALS?this.handle_equals(T):T.type===M.OPERATOR?this.handle_operator(T):T.type===M.COMMA?this.handle_comma(T):T.type===M.BLOCK_COMMENT?this.handle_block_comment(T,O):T.type===M.COMMENT?this.handle_comment(T,O):T.type===M.DOT?this.handle_dot(T):T.type===M.EOF?this.handle_eof(T):T.type===M.UNKNOWN?this.handle_unknown(T,O):this.handle_unknown(T,O)},D.prototype.handle_whitespace_and_comments=function(T,O){var $=T.newlines,H=this._options.keep_array_indentation&&c(this._flags.mode);if(T.comments_before)for(var Z=T.comments_before.next();Z;)this.handle_whitespace_and_comments(Z,O),this.handle_token(Z,O),Z=T.comments_before.next();if(H)for(var te=0;te<$;te+=1)this.print_newline(te>0,O);else if(this._options.max_preserve_newlines&&$>this._options.max_preserve_newlines&&($=this._options.max_preserve_newlines),this._options.preserve_newlines&&$>1){this.print_newline(!1,O);for(var J=1;J<$;J+=1)this.print_newline(!0,O)}};var x=["async","break","continue","return","throw","yield"];D.prototype.allow_wrap_or_preserved_newline=function(T,O){if(O=O===void 0?!1:O,!this._output.just_added_newline()){var $=this._options.preserve_newlines&&T.newlines||O,H=d(this._flags.last_token.text,y)||d(T.text,y);if(H){var Z=d(this._flags.last_token.text,y)&&d(this._options.operator_position,I)||d(T.text,y);$=$&&Z}if($)this.print_newline(!1,!0);else if(this._options.wrap_line_length){if(S(this._flags.last_token,x))return;this._output.set_wrap_point()}}},D.prototype.print_newline=function(T,O){if(!O&&this._flags.last_token.text!==";"&&this._flags.last_token.text!==","&&this._flags.last_token.text!=="="&&(this._flags.last_token.type!==M.OPERATOR||this._flags.last_token.text==="--"||this._flags.last_token.text==="++"))for(var $=this._tokens.peek();this._flags.mode===C.Statement&&!(this._flags.if_block&&h($,"else"))&&!this._flags.do_block;)this.restore_mode();this._output.add_new_line(T)&&(this._flags.multiline_frame=!0)},D.prototype.print_token_line_indentation=function(T){this._output.just_added_newline()&&(this._options.keep_array_indentation&&T.newlines&&(T.text==="["||c(this._flags.mode))?(this._output.current_line.set_indent(-1),this._output.current_line.push(T.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))},D.prototype.print_token=function(T){if(this._output.raw){this._output.add_raw_token(T);return}if(this._options.comma_first&&T.previous&&T.previous.type===M.COMMA&&this._output.just_added_newline()&&this._output.previous_line.last()===","){var O=this._output.previous_line.pop();this._output.previous_line.is_empty()&&(this._output.previous_line.push(O),this._output.trim(!0),this._output.current_line.pop(),this._output.trim()),this.print_token_line_indentation(T),this._output.add_token(","),this._output.space_before_token=!0}this.print_token_line_indentation(T),this._output.non_breaking_space=!0,this._output.add_token(T.text),this._output.previous_token_wrapped&&(this._flags.multiline_frame=!0)},D.prototype.indent=function(){this._flags.indentation_level+=1,this._output.set_indent(this._flags.indentation_level,this._flags.alignment)},D.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))},D.prototype.set_mode=function(T){this._flags?(this._flag_store.push(this._flags),this._previous_flags=this._flags):this._previous_flags=this.create_flags(null,T),this._flags=this.create_flags(this._previous_flags,T),this._output.set_indent(this._flags.indentation_level,this._flags.alignment)},D.prototype.restore_mode=function(){this._flag_store.length>0&&(this._previous_flags=this._flags,this._flags=this._flag_store.pop(),this._previous_flags.mode===C.Statement&&P(this._output,this._previous_flags),this._output.set_indent(this._flags.indentation_level,this._flags.alignment))},D.prototype.start_of_object_property=function(){return this._flags.parent.mode===C.ObjectLiteral&&this._flags.mode===C.Statement&&(this._flags.last_token.text===":"&&this._flags.ternary_depth===0||S(this._flags.last_token,["get","set"]))},D.prototype.start_of_statement=function(T){var O=!1;return O=O||S(this._flags.last_token,["var","let","const"])&&T.type===M.WORD,O=O||h(this._flags.last_token,"do"),O=O||!(this._flags.parent.mode===C.ObjectLiteral&&this._flags.mode===C.Statement)&&S(this._flags.last_token,x)&&!T.newlines,O=O||h(this._flags.last_token,"else")&&!(h(T,"if")&&!T.comments_before),O=O||this._flags.last_token.type===M.END_EXPR&&(this._previous_flags.mode===C.ForInitializer||this._previous_flags.mode===C.Conditional),O=O||this._flags.last_token.type===M.WORD&&this._flags.mode===C.BlockStatement&&!this._flags.in_case&&!(T.text==="--"||T.text==="++")&&this._last_last_text!=="function"&&T.type!==M.WORD&&T.type!==M.RESERVED,O=O||this._flags.mode===C.ObjectLiteral&&(this._flags.last_token.text===":"&&this._flags.ternary_depth===0||S(this._flags.last_token,["get","set"])),O?(this.set_mode(C.Statement),this.indent(),this.handle_whitespace_and_comments(T,!0),this.start_of_object_property()||this.allow_wrap_or_preserved_newline(T,S(T,["do","for","if","while"])),!0):!1},D.prototype.handle_start_expr=function(T){this.start_of_statement(T)||this.handle_whitespace_and_comments(T);var O=C.Expression;if(T.text==="["){if(this._flags.last_token.type===M.WORD||this._flags.last_token.text===")"){S(this._flags.last_token,p)&&(this._output.space_before_token=!0),this.print_token(T),this.set_mode(O),this.indent(),this._options.space_in_paren&&(this._output.space_before_token=!0);return}O=C.ArrayLiteral,c(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,[M.START_EXPR,M.END_EXPR,M.WORD,M.OPERATOR,M.DOT])||(this._output.space_before_token=!0)}else{if(this._flags.last_token.type===M.RESERVED)this._flags.last_token.text==="for"?(this._output.space_before_token=this._options.space_before_conditional,O=C.ForInitializer):d(this._flags.last_token.text,["if","while","switch"])?(this._output.space_before_token=this._options.space_before_conditional,O=C.Conditional):d(this._flags.last_word,["await","async"])?this._output.space_before_token=!0:this._flags.last_token.text==="import"&&T.whitespace_before===""?this._output.space_before_token=!1:(d(this._flags.last_token.text,p)||this._flags.last_token.text==="catch")&&(this._output.space_before_token=!0);else if(this._flags.last_token.type===M.EQUALS||this._flags.last_token.type===M.OPERATOR)this.start_of_object_property()||this.allow_wrap_or_preserved_newline(T);else if(this._flags.last_token.type===M.WORD){this._output.space_before_token=!1;var $=this._tokens.peek(-3);if(this._options.space_after_named_function&&$){var H=this._tokens.peek(-4);S($,["async","function"])||$.text==="*"&&S(H,["async","function"])?this._output.space_before_token=!0:this._flags.mode===C.ObjectLiteral?($.text==="{"||$.text===","||$.text==="*"&&(H.text==="{"||H.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(T);(this._flags.last_token.type===M.RESERVED&&(this._flags.last_word==="function"||this._flags.last_word==="typeof")||this._flags.last_token.text==="*"&&(d(this._last_last_text,["function","yield"])||this._flags.mode===C.ObjectLiteral&&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===M.START_BLOCK?this.print_newline():(this._flags.last_token.type===M.END_EXPR||this._flags.last_token.type===M.START_EXPR||this._flags.last_token.type===M.END_BLOCK||this._flags.last_token.text==="."||this._flags.last_token.type===M.COMMA)&&this.allow_wrap_or_preserved_newline(T,T.newlines),this.print_token(T),this.set_mode(O),this._options.space_in_paren&&(this._output.space_before_token=!0),this.indent()},D.prototype.handle_end_expr=function(T){for(;this._flags.mode===C.Statement;)this.restore_mode();this.handle_whitespace_and_comments(T),this._flags.multiline_frame&&this.allow_wrap_or_preserved_newline(T,T.text==="]"&&c(this._flags.mode)&&!this._options.keep_array_indentation),this._options.space_in_paren&&(this._flags.last_token.type===M.START_EXPR&&!this._options.space_in_empty_paren?(this._output.trim(),this._output.space_before_token=!1):this._output.space_before_token=!0),this.deindent(),this.print_token(T),this.restore_mode(),P(this._output,this._previous_flags),this._flags.do_while&&this._previous_flags.mode===C.Conditional&&(this._previous_flags.mode=C.Expression,this._flags.do_block=!1,this._flags.do_while=!1)},D.prototype.handle_start_block=function(T){this.handle_whitespace_and_comments(T);var O=this._tokens.peek(),$=this._tokens.peek(1);this._flags.last_word==="switch"&&this._flags.last_token.type===M.END_EXPR?(this.set_mode(C.BlockStatement),this._flags.in_case_statement=!0):this._flags.case_body?this.set_mode(C.BlockStatement):$&&(d($.text,[":",","])&&d(O.type,[M.STRING,M.WORD,M.RESERVED])||d(O.text,["get","set","..."])&&d($.type,[M.WORD,M.RESERVED]))?d(this._last_last_text,["class","interface"])&&!d($.text,[":",","])?this.set_mode(C.BlockStatement):this.set_mode(C.ObjectLiteral):this._flags.last_token.type===M.OPERATOR&&this._flags.last_token.text==="=>"?this.set_mode(C.BlockStatement):d(this._flags.last_token.type,[M.EQUALS,M.START_EXPR,M.COMMA,M.OPERATOR])||S(this._flags.last_token,["return","throw","import","default"])?this.set_mode(C.ObjectLiteral):this.set_mode(C.BlockStatement),this._flags.last_token&&S(this._flags.last_token.previous,["class","extends"])&&(this._flags.class_start_block=!0);var H=!O.comments_before&&O.text==="}",Z=H&&this._flags.last_word==="function"&&this._flags.last_token.type===M.END_EXPR;if(this._options.brace_preserve_inline){var te=0,J=null;this._flags.inline_frame=!0;do if(te+=1,J=this._tokens.peek(te-1),J.newlines){this._flags.inline_frame=!1;break}while(J.type!==M.EOF&&!(J.type===M.END_BLOCK&&J.opened===T))}(this._options.brace_style==="expand"||this._options.brace_style==="none"&&T.newlines)&&!this._flags.inline_frame?this._flags.last_token.type!==M.OPERATOR&&(Z||this._flags.last_token.type===M.EQUALS||S(this._flags.last_token,k)&&this._flags.last_token.text!=="else")?this._output.space_before_token=!0:this.print_newline(!1,!0):(c(this._previous_flags.mode)&&(this._flags.last_token.type===M.START_EXPR||this._flags.last_token.type===M.COMMA)&&((this._flags.last_token.type===M.COMMA||this._options.space_in_paren)&&(this._output.space_before_token=!0),(this._flags.last_token.type===M.COMMA||this._flags.last_token.type===M.START_EXPR&&this._flags.inline_frame)&&(this.allow_wrap_or_preserved_newline(T),this._previous_flags.multiline_frame=this._previous_flags.multiline_frame||this._flags.multiline_frame,this._flags.multiline_frame=!1)),this._flags.last_token.type!==M.OPERATOR&&this._flags.last_token.type!==M.START_EXPR&&(this._flags.last_token.type===M.START_BLOCK&&!this._flags.inline_frame?this.print_newline():this._output.space_before_token=!0)),this.print_token(T),this.indent(),!H&&!(this._options.brace_preserve_inline&&this._flags.inline_frame)&&this.print_newline()},D.prototype.handle_end_block=function(T){for(this.handle_whitespace_and_comments(T);this._flags.mode===C.Statement;)this.restore_mode();var O=this._flags.last_token.type===M.START_BLOCK;this._flags.inline_frame&&!O?this._output.space_before_token=!0:this._options.brace_style==="expand"?O||this.print_newline():O||(c(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(T)},D.prototype.handle_word=function(T){if(T.type===M.RESERVED){if(d(T.text,["set","get"])&&this._flags.mode!==C.ObjectLiteral)T.type=M.WORD;else if(T.text==="import"&&d(this._tokens.peek().text,["(","."]))T.type=M.WORD;else if(d(T.text,["as","from"])&&!this._flags.import_block)T.type=M.WORD;else if(this._flags.mode===C.ObjectLiteral){var O=this._tokens.peek();O.text===":"&&(T.type=M.WORD)}}if(this.start_of_statement(T)?S(this._flags.last_token,["var","let","const"])&&T.type===M.WORD&&(this._flags.declaration_statement=!0):T.newlines&&!s(this._flags.mode)&&(this._flags.last_token.type!==M.OPERATOR||this._flags.last_token.text==="--"||this._flags.last_token.text==="++")&&this._flags.last_token.type!==M.EQUALS&&(this._options.preserve_newlines||!S(this._flags.last_token,["var","let","const","set","get"]))?(this.handle_whitespace_and_comments(T),this.print_newline()):this.handle_whitespace_and_comments(T),this._flags.do_block&&!this._flags.do_while)if(h(T,"while")){this._output.space_before_token=!0,this.print_token(T),this._output.space_before_token=!0,this._flags.do_while=!0;return}else this.print_newline(),this._flags.do_block=!1;if(this._flags.if_block)if(!this._flags.else_block&&h(T,"else"))this._flags.else_block=!0;else{for(;this._flags.mode===C.Statement;)this.restore_mode();this._flags.if_block=!1,this._flags.else_block=!1}if(this._flags.in_case_statement&&S(T,["case","default"])){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(T),this._flags.in_case=!0;return}if((this._flags.last_token.type===M.COMMA||this._flags.last_token.type===M.START_EXPR||this._flags.last_token.type===M.EQUALS||this._flags.last_token.type===M.OPERATOR)&&(this.start_of_object_property()||this.allow_wrap_or_preserved_newline(T)),h(T,"function")){(d(this._flags.last_token.text,["}",";"])||this._output.just_added_newline()&&!(d(this._flags.last_token.text,["(","[","{",":","=",","])||this._flags.last_token.type===M.OPERATOR))&&!this._output.just_added_blankline()&&!T.comments_before&&(this.print_newline(),this.print_newline(!0)),this._flags.last_token.type===M.RESERVED||this._flags.last_token.type===M.WORD?S(this._flags.last_token,["get","set","new","export"])||S(this._flags.last_token,x)?this._output.space_before_token=!0:h(this._flags.last_token,"default")&&this._last_last_text==="export"?this._output.space_before_token=!0:this._flags.last_token.text==="declare"?this._output.space_before_token=!0:this.print_newline():this._flags.last_token.type===M.OPERATOR||this._flags.last_token.text==="="?this._output.space_before_token=!0:!this._flags.multiline_frame&&(s(this._flags.mode)||c(this._flags.mode))||this.print_newline(),this.print_token(T),this._flags.last_word=T.text;return}var $="NONE";if(this._flags.last_token.type===M.END_BLOCK?this._previous_flags.inline_frame?$="SPACE":S(T,["else","catch","finally","from"])?this._options.brace_style==="expand"||this._options.brace_style==="end-expand"||this._options.brace_style==="none"&&T.newlines?$="NEWLINE":($="SPACE",this._output.space_before_token=!0):$="NEWLINE":this._flags.last_token.type===M.SEMICOLON&&this._flags.mode===C.BlockStatement?$="NEWLINE":this._flags.last_token.type===M.SEMICOLON&&s(this._flags.mode)?$="SPACE":this._flags.last_token.type===M.STRING?$="NEWLINE":this._flags.last_token.type===M.RESERVED||this._flags.last_token.type===M.WORD||this._flags.last_token.text==="*"&&(d(this._last_last_text,["function","yield"])||this._flags.mode===C.ObjectLiteral&&d(this._last_last_text,["{",","]))?$="SPACE":this._flags.last_token.type===M.START_BLOCK?this._flags.inline_frame?$="SPACE":$="NEWLINE":this._flags.last_token.type===M.END_EXPR&&(this._output.space_before_token=!0,$="NEWLINE"),S(T,p)&&this._flags.last_token.text!==")"&&(this._flags.inline_frame||this._flags.last_token.text==="else"||this._flags.last_token.text==="export"?$="SPACE":$="NEWLINE"),S(T,["else","catch","finally"]))if((!(this._flags.last_token.type===M.END_BLOCK&&this._previous_flags.mode===C.BlockStatement)||this._options.brace_style==="expand"||this._options.brace_style==="end-expand"||this._options.brace_style==="none"&&T.newlines)&&!this._flags.inline_frame)this.print_newline();else{this._output.trim(!0);var H=this._output.current_line;H.last()!=="}"&&this.print_newline(),this._output.space_before_token=!0}else $==="NEWLINE"?S(this._flags.last_token,k)?this._output.space_before_token=!0:this._flags.last_token.text==="declare"&&S(T,["var","let","const"])?this._output.space_before_token=!0:this._flags.last_token.type!==M.END_EXPR?(this._flags.last_token.type!==M.START_EXPR||!S(T,["var","let","const"]))&&this._flags.last_token.text!==":"&&(h(T,"if")&&h(T.previous,"else")?this._output.space_before_token=!0:this.print_newline()):S(T,p)&&this._flags.last_token.text!==")"&&this.print_newline():this._flags.multiline_frame&&c(this._flags.mode)&&this._flags.last_token.text===","&&this._last_last_text==="}"?this.print_newline():$==="SPACE"&&(this._output.space_before_token=!0);T.previous&&(T.previous.type===M.WORD||T.previous.type===M.RESERVED)&&(this._output.space_before_token=!0),this.print_token(T),this._flags.last_word=T.text,T.type===M.RESERVED&&(T.text==="do"?this._flags.do_block=!0:T.text==="if"?this._flags.if_block=!0:T.text==="import"?this._flags.import_block=!0:this._flags.import_block&&h(T,"from")&&(this._flags.import_block=!1))},D.prototype.handle_semicolon=function(T){this.start_of_statement(T)?this._output.space_before_token=!1:this.handle_whitespace_and_comments(T);for(var O=this._tokens.peek();this._flags.mode===C.Statement&&!(this._flags.if_block&&h(O,"else"))&&!this._flags.do_block;)this.restore_mode();this._flags.import_block&&(this._flags.import_block=!1),this.print_token(T)},D.prototype.handle_string=function(T){T.text.startsWith("`")&&T.newlines===0&&T.whitespace_before===""&&(T.previous.text===")"||this._flags.last_token.type===M.WORD)||(this.start_of_statement(T)?this._output.space_before_token=!0:(this.handle_whitespace_and_comments(T),this._flags.last_token.type===M.RESERVED||this._flags.last_token.type===M.WORD||this._flags.inline_frame?this._output.space_before_token=!0:this._flags.last_token.type===M.COMMA||this._flags.last_token.type===M.START_EXPR||this._flags.last_token.type===M.EQUALS||this._flags.last_token.type===M.OPERATOR?this.start_of_object_property()||this.allow_wrap_or_preserved_newline(T):T.text.startsWith("`")&&this._flags.last_token.type===M.END_EXPR&&(T.previous.text==="]"||T.previous.text===")")&&T.newlines===0?this._output.space_before_token=!0:this.print_newline())),this.print_token(T)},D.prototype.handle_equals=function(T){this.start_of_statement(T)||this.handle_whitespace_and_comments(T),this._flags.declaration_statement&&(this._flags.declaration_assignment=!0),this._output.space_before_token=!0,this.print_token(T),this._output.space_before_token=!0},D.prototype.handle_comma=function(T){this.handle_whitespace_and_comments(T,!0),this.print_token(T),this._output.space_before_token=!0,this._flags.declaration_statement?(s(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(T)):this._flags.mode===C.ObjectLiteral||this._flags.mode===C.Statement&&this._flags.parent.mode===C.ObjectLiteral?(this._flags.mode===C.Statement&&this.restore_mode(),this._flags.inline_frame||this.print_newline()):this._options.comma_first&&this.allow_wrap_or_preserved_newline(T)},D.prototype.handle_operator=function(T){var O=T.text==="*"&&(S(this._flags.last_token,["function","yield"])||d(this._flags.last_token.type,[M.START_BLOCK,M.COMMA,M.END_BLOCK,M.SEMICOLON])),$=d(T.text,["-","+"])&&(d(this._flags.last_token.type,[M.START_BLOCK,M.START_EXPR,M.EQUALS,M.OPERATOR])||d(this._flags.last_token.text,p)||this._flags.last_token.text===",");if(!this.start_of_statement(T)){var H=!O;this.handle_whitespace_and_comments(T,H)}if(T.text==="*"&&this._flags.last_token.type===M.DOT){this.print_token(T);return}if(T.text==="::"){this.print_token(T);return}if(this._flags.last_token.type===M.OPERATOR&&d(this._options.operator_position,I)&&this.allow_wrap_or_preserved_newline(T),T.text===":"&&this._flags.in_case){this.print_token(T),this._flags.in_case=!1,this._flags.case_body=!0,this._tokens.peek().type!==M.START_BLOCK?(this.indent(),this.print_newline(),this._flags.case_block=!1):(this._flags.case_block=!0,this._output.space_before_token=!0);return}var Z=!0,te=!0,J=!1;if(T.text===":"?this._flags.ternary_depth===0?Z=!1:(this._flags.ternary_depth-=1,J=!0):T.text==="?"&&(this._flags.ternary_depth+=1),!$&&!O&&this._options.preserve_newlines&&d(T.text,y)){var ie=T.text===":",oe=ie&&J,ue=ie&&!J;switch(this._options.operator_position){case A.before_newline:this._output.space_before_token=!ue,this.print_token(T),(!ie||oe)&&this.allow_wrap_or_preserved_newline(T),this._output.space_before_token=!0;return;case A.after_newline:this._output.space_before_token=!0,!ie||oe?this._tokens.peek().newlines?this.print_newline(!1,!0):this.allow_wrap_or_preserved_newline(T):this._output.space_before_token=!1,this.print_token(T),this._output.space_before_token=!0;return;case A.preserve_newline:ue||this.allow_wrap_or_preserved_newline(T),Z=!(this._output.just_added_newline()||ue),this._output.space_before_token=Z,this.print_token(T),this._output.space_before_token=!0;return}}if(O){this.allow_wrap_or_preserved_newline(T),Z=!1;var Pe=this._tokens.peek();te=Pe&&d(Pe.type,[M.WORD,M.RESERVED])}else if(T.text==="...")this.allow_wrap_or_preserved_newline(T),Z=this._flags.last_token.type===M.START_BLOCK,te=!1;else if(d(T.text,["--","++","!","~"])||$){if((this._flags.last_token.type===M.COMMA||this._flags.last_token.type===M.START_EXPR)&&this.allow_wrap_or_preserved_newline(T),Z=!1,te=!1,T.newlines&&(T.text==="--"||T.text==="++"||T.text==="~")){var Ne=S(this._flags.last_token,k)&&T.newlines;Ne&&(this._previous_flags.if_block||this._previous_flags.else_block)&&this.restore_mode(),this.print_newline(Ne,!0)}this._flags.last_token.text===";"&&s(this._flags.mode)&&(Z=!0),this._flags.last_token.type===M.RESERVED?Z=!0:this._flags.last_token.type===M.END_EXPR?Z=!(this._flags.last_token.text==="]"&&(T.text==="--"||T.text==="++")):this._flags.last_token.type===M.OPERATOR&&(Z=d(T.text,["--","-","++","+"])&&d(this._flags.last_token.text,["--","-","++","+"]),d(T.text,["+","-"])&&d(this._flags.last_token.text,["--","++"])&&(te=!0)),(this._flags.mode===C.BlockStatement&&!this._flags.inline_frame||this._flags.mode===C.Statement)&&(this._flags.last_token.text==="{"||this._flags.last_token.text===";")&&this.print_newline()}this._output.space_before_token=this._output.space_before_token||Z,this.print_token(T),this._output.space_before_token=te},D.prototype.handle_block_comment=function(T,O){if(this._output.raw){this._output.add_raw_token(T),T.directives&&T.directives.preserve==="end"&&(this._output.raw=this._options.test_output_raw);return}if(T.directives){this.print_newline(!1,O),this.print_token(T),T.directives.preserve==="start"&&(this._output.raw=!0),this.print_newline(!1,!0);return}if(!E.newline.test(T.text)&&!T.newlines){this._output.space_before_token=!0,this.print_token(T),this._output.space_before_token=!0;return}else this.print_block_commment(T,O)},D.prototype.print_block_commment=function(T,O){var $=l(T.text),H,Z=!1,te=!1,J=T.whitespace_before,ie=J.length;if(this.print_newline(!1,O),this.print_token_line_indentation(T),this._output.add_token($[0]),this.print_newline(!1,O),$.length>1){for($=$.slice(1),Z=g($,"*"),te=R($,J),Z&&(this._flags.alignment=1),H=0;H<$.length;H++)Z?(this.print_token_line_indentation(T),this._output.add_token(f($[H]))):te&&$[H]?(this.print_token_line_indentation(T),this._output.add_token($[H].substring(ie))):(this._output.current_line.set_indent(-1),this._output.add_token($[H])),this.print_newline(!1,O);this._flags.alignment=0}},D.prototype.handle_comment=function(T,O){T.newlines?this.print_newline(!1,O):this._output.trim(!0),this._output.space_before_token=!0,this.print_token(T),this.print_newline(!1,O)},D.prototype.handle_dot=function(T){this.start_of_statement(T)||this.handle_whitespace_and_comments(T,!0),this._flags.last_token.text.match("^[0-9]+$")&&(this._output.space_before_token=!0),S(this._flags.last_token,k)?this._output.space_before_token=!1:this.allow_wrap_or_preserved_newline(T,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(T)},D.prototype.handle_unknown=function(T,O){this.print_token(T),T.text[T.text.length-1]===`
`&&this.print_newline(!1,O)},D.prototype.handle_eof=function(T){for(;this._flags.mode===C.Statement;)this.restore_mode();this.handle_whitespace_and_comments(T)},F.exports.Beautifier=D},function(F){function i(v){this.__parent=v,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=[]}i.prototype.clone_empty=function(){var v=new i(this.__parent);return v.set_indent(this.__indent_count,this.__alignment_count),v},i.prototype.item=function(v){return v<0?this.__items[this.__items.length+v]:this.__items[v]},i.prototype.has_match=function(v){for(var E=this.__items.length-1;E>=0;E--)if(this.__items[E].match(v))return!0;return!1},i.prototype.set_indent=function(v,E){this.is_empty()&&(this.__indent_count=v||0,this.__alignment_count=E||0,this.__character_count=this.__parent.get_indent_size(this.__indent_count,this.__alignment_count))},i.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)},i.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},i.prototype._allow_wrap=function(){if(this._should_wrap()){this.__parent.add_new_line();var v=this.__parent.current_line;return v.set_indent(this.__wrap_point_indent_count,this.__wrap_point_alignment_count),v.__items=this.__items.slice(this.__wrap_point_index),this.__items=this.__items.slice(0,this.__wrap_point_index),v.__character_count+=this.__character_count-this.__wrap_point_character_count,this.__character_count=this.__wrap_point_character_count,v.__items[0]===" "&&(v.__items.splice(0,1),v.__character_count-=1),!0}return!1},i.prototype.is_empty=function(){return this.__items.length===0},i.prototype.last=function(){return this.is_empty()?null:this.__items[this.__items.length-1]},i.prototype.push=function(v){this.__items.push(v);var E=v.lastIndexOf(`
`);E!==-1?this.__character_count=v.length-E:this.__character_count+=v.length},i.prototype.pop=function(){var v=null;return this.is_empty()||(v=this.__items.pop(),this.__character_count-=v.length),v},i.prototype._remove_indent=function(){this.__indent_count>0&&(this.__indent_count-=1,this.__character_count-=this.__parent.indent_size)},i.prototype._remove_wrap_indent=function(){this.__wrap_point_indent_count>0&&(this.__wrap_point_indent_count-=1)},i.prototype.trim=function(){for(;this.last()===" ";)this.__items.pop(),this.__character_count-=1},i.prototype.toString=function(){var v="";return this.is_empty()?this.__parent.indent_empty_lines&&(v=this.__parent.get_indent_string(this.__indent_count)):(v=this.__parent.get_indent_string(this.__indent_count,this.__alignment_count),v+=this.__items.join("")),v};function U(v,E){this.__cache=[""],this.__indent_size=v.indent_size,this.__indent_string=v.indent_char,v.indent_with_tabs||(this.__indent_string=new Array(v.indent_size+1).join(v.indent_char)),E=E||"",v.indent_level>0&&(E=new Array(v.indent_level+1).join(this.__indent_string)),this.__base_string=E,this.__base_string_length=E.length}U.prototype.get_indent_size=function(v,E){var b=this.__base_string_length;return E=E||0,v<0&&(b=0),b+=v*this.__indent_size,b+=E,b},U.prototype.get_indent_string=function(v,E){var b=this.__base_string;return E=E||0,v<0&&(v=0,b=""),E+=v*this.__indent_size,this.__ensure_cache(E),b+=this.__cache[E],b},U.prototype.__ensure_cache=function(v){for(;v>=this.__cache.length;)this.__add_column()},U.prototype.__add_column=function(){var v=this.__cache.length,E=0,b="";this.__indent_size&&v>=this.__indent_size&&(E=Math.floor(v/this.__indent_size),v-=E*this.__indent_size,b=new Array(E+1).join(this.__indent_string)),v&&(b+=new Array(v+1).join(" ")),this.__cache.push(b)};function L(v,E){this.__indent_cache=new U(v,E),this.raw=!1,this._end_with_newline=v.end_with_newline,this.indent_size=v.indent_size,this.wrap_line_length=v.wrap_line_length,this.indent_empty_lines=v.indent_empty_lines,this.__lines=[],this.previous_line=null,this.current_line=null,this.next_line=new i(this),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=!1,this.__add_outputline()}L.prototype.__add_outputline=function(){this.previous_line=this.current_line,this.current_line=this.next_line.clone_empty(),this.__lines.push(this.current_line)},L.prototype.get_line_number=function(){return this.__lines.length},L.prototype.get_indent_string=function(v,E){return this.__indent_cache.get_indent_string(v,E)},L.prototype.get_indent_size=function(v,E){return this.__indent_cache.get_indent_size(v,E)},L.prototype.is_empty=function(){return!this.previous_line&&this.current_line.is_empty()},L.prototype.add_new_line=function(v){return this.is_empty()||!v&&this.just_added_newline()?!1:(this.raw||this.__add_outputline(),!0)},L.prototype.get_code=function(v){this.trim(!0);var E=this.current_line.pop();E&&(E[E.length-1]===`
`&&(E=E.replace(/\n+$/g,"")),this.current_line.push(E)),this._end_with_newline&&this.__add_outputline();var b=this.__lines.join(`
`);return v!==`
`&&(b=b.replace(/[\n]/g,v)),b},L.prototype.set_wrap_point=function(){this.current_line._set_wrap_point()},L.prototype.set_indent=function(v,E){return v=v||0,E=E||0,this.next_line.set_indent(v,E),this.__lines.length>1?(this.current_line.set_indent(v,E),!0):(this.current_line.set_indent(),!1)},L.prototype.add_raw_token=function(v){for(var E=0;E<v.newlines;E++)this.__add_outputline();this.current_line.set_indent(-1),this.current_line.push(v.whitespace_before),this.current_line.push(v.text),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=!1},L.prototype.add_token=function(v){this.__add_space_before_token(),this.current_line.push(v),this.space_before_token=!1,this.non_breaking_space=!1,this.previous_token_wrapped=this.current_line._allow_wrap()},L.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(" "))},L.prototype.remove_indent=function(v){for(var E=this.__lines.length;v<E;)this.__lines[v]._remove_indent(),v++;this.current_line._remove_wrap_indent()},L.prototype.trim=function(v){for(v=v===void 0?!1:v,this.current_line.trim();v&&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},L.prototype.just_added_newline=function(){return this.current_line.is_empty()},L.prototype.just_added_blankline=function(){return this.is_empty()||this.current_line.is_empty()&&this.previous_line.is_empty()},L.prototype.ensure_empty_line_above=function(v,E){for(var b=this.__lines.length-2;b>=0;){var w=this.__lines[b];if(w.is_empty())break;if(w.item(0).indexOf(v)!==0&&w.item(-1)!==E){this.__lines.splice(b+1,0,new 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RegExp(b+w,"g"),i.identifierStart=new RegExp(b),i.identifierMatch=new RegExp("(?:\\\\u[0-9a-fA-F]{4}|["+L+v+E+"])+");var p=/[\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff]/;i.newline=/[\n\r\u2028\u2029]/,i.lineBreak=new RegExp(`\r
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You passed in: '`+this.raw_options[v]+"'");return w[0]},i.prototype._get_selection_list=function(v,E,b){if(!E||E.length===0)throw new Error("Selection list cannot be empty.");if(b=b||[E[0]],!this._is_valid_selection(b,E))throw new Error("Invalid Default Value!");var w=this._get_array(v,b);if(!this._is_valid_selection(w,E))throw new Error("Invalid Option Value: The option '"+v+`' can contain only the following values:
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You passed in: '`+this.raw_options[v]+"'");return w},i.prototype._is_valid_selection=function(v,E){return v.length&&E.length&&!v.some(function(b){return E.indexOf(b)===-1})};function U(v,E){var b={};v=L(v);var w;for(w in v)w!==E&&(b[w]=v[w]);if(E&&v[E])for(w in v[E])b[w]=v[E][w];return b}function L(v){var E={},b;for(b in v){var w=b.replace(/-/g,"_");E[w]=v[b]}return E}F.exports.Options=i,F.exports.normalizeOpts=L,F.exports.mergeOpts=U},function(F,i,U){var L=U(8).InputScanner,v=U(9).Tokenizer,E=U(9).TOKEN,b=U(13).Directives,w=U(4),p=U(12).Pattern,y=U(14).TemplatablePattern;function M(g,R){return R.indexOf(g)!==-1}var d={START_EXPR:"TK_START_EXPR",END_EXPR:"TK_END_EXPR",START_BLOCK:"TK_START_BLOCK",END_BLOCK:"TK_END_BLOCK",WORD:"TK_WORD",RESERVED:"TK_RESERVED",SEMICOLON:"TK_SEMICOLON",STRING:"TK_STRING",EQUALS:"TK_EQUALS",OPERATOR:"TK_OPERATOR",COMMA:"TK_COMMA",BLOCK_COMMENT:"TK_BLOCK_COMMENT",COMMENT:"TK_COMMENT",DOT:"TK_DOT",UNKNOWN:"TK_UNKNOWN",START:E.START,RAW:E.RAW,EOF:E.EOF},f=new b(/\/\*/,/\*\//),u=/0[xX][0123456789abcdefABCDEF_]*n?|0[oO][01234567_]*n?|0[bB][01_]*n?|\d[\d_]*n|(?:\.\d[\d_]*|\d[\d_]*\.?[\d_]*)(?:[eE][+-]?[\d_]+)?/,h=/[0-9]/,S=/[^\d\.]/,k=">>> === !== &&= ??= ||= << && >= ** != == <= >> || ?? |> < / - + > : & % ? ^ | *".split(" "),m=">>>= ... >>= <<= === >>> !== **= &&= ??= ||= => ^= :: /= << <= == && -= >= >> != -- += ** || ?? ++ %= &= *= |= |> = ! ? > < : / ^ - + * & % ~ |";m=m.replace(/[-[\]{}()*+?.,\\^$|#]/g,"\\$&"),m="\\?\\.(?!\\d) "+m,m=m.replace(/ /g,"|");var A=new RegExp(m),I="continue,try,throw,return,var,let,const,if,switch,case,default,for,while,break,function,import,export".split(","),C=I.concat(["do","in","of","else","get","set","new","catch","finally","typeof","yield","async","await","from","as","class","extends"]),P=new RegExp("^(?:"+C.join("|")+")$"),l,c=function(g,R){v.call(this,g,R),this._patterns.whitespace=this._patterns.whitespace.matching(/\u00A0\u1680\u180e\u2000-\u200a\u202f\u205f\u3000\ufeff/.source,/\u2028\u2029/.source);var D=new p(this._input),x=new y(this._input).read_options(this._options);this.__patterns={template:x,identifier:x.starting_with(w.identifier).matching(w.identifierMatch),number:D.matching(u),punct:D.matching(A),comment:D.starting_with(/\/\//).until(/[\n\r\u2028\u2029]/),block_comment:D.starting_with(/\/\*/).until_after(/\*\//),html_comment_start:D.matching(/<!--/),html_comment_end:D.matching(/-->/),include:D.starting_with(/#include/).until_after(w.lineBreak),shebang:D.starting_with(/#!/).until_after(w.lineBreak),xml:D.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:x.until(/['\\\n\r\u2028\u2029]/),double_quote:x.until(/["\\\n\r\u2028\u2029]/),template_text:x.until(/[`\\$]/),template_expression:x.until(/[`}\\]/)}};c.prototype=new v,c.prototype._is_comment=function(g){return g.type===d.COMMENT||g.type===d.BLOCK_COMMENT||g.type===d.UNKNOWN},c.prototype._is_opening=function(g){return g.type===d.START_BLOCK||g.type===d.START_EXPR},c.prototype._is_closing=function(g,R){return(g.type===d.END_BLOCK||g.type===d.END_EXPR)&&R&&(g.text==="]"&&R.text==="["||g.text===")"&&R.text==="("||g.text==="}"&&R.text==="{")},c.prototype._reset=function(){l=!1},c.prototype._get_next_token=function(g,R){var D=null;this._readWhitespace();var x=this._input.peek();return x===null?this._create_token(d.EOF,""):(D=D||this._read_non_javascript(x),D=D||this._read_string(x),D=D||this._read_word(g),D=D||this._read_singles(x),D=D||this._read_comment(x),D=D||this._read_regexp(x,g),D=D||this._read_xml(x,g),D=D||this._read_punctuation(),D=D||this._create_token(d.UNKNOWN,this._input.next()),D)},c.prototype._read_word=function(g){var R;if(R=this.__patterns.identifier.read(),R!=="")return R=R.replace(w.allLineBreaks,`
`),!(g.type===d.DOT||g.type===d.RESERVED&&(g.text==="set"||g.text==="get"))&&P.test(R)?(R==="in"||R==="of")&&(g.type===d.WORD||g.type===d.STRING)?this._create_token(d.OPERATOR,R):this._create_token(d.RESERVED,R):this._create_token(d.WORD,R);if(R=this.__patterns.number.read(),R!=="")return this._create_token(d.WORD,R)},c.prototype._read_singles=function(g){var R=null;return g==="("||g==="["?R=this._create_token(d.START_EXPR,g):g===")"||g==="]"?R=this._create_token(d.END_EXPR,g):g==="{"?R=this._create_token(d.START_BLOCK,g):g==="}"?R=this._create_token(d.END_BLOCK,g):g===";"?R=this._create_token(d.SEMICOLON,g):g==="."&&S.test(this._input.peek(1))?R=this._create_token(d.DOT,g):g===","&&(R=this._create_token(d.COMMA,g)),R&&this._input.next(),R},c.prototype._read_punctuation=function(){var g=this.__patterns.punct.read();if(g!=="")return g==="="?this._create_token(d.EQUALS,g):g==="?."?this._create_token(d.DOT,g):this._create_token(d.OPERATOR,g)},c.prototype._read_non_javascript=function(g){var R="";if(g==="#"){if(this._is_first_token()&&(R=this.__patterns.shebang.read(),R))return this._create_token(d.UNKNOWN,R.trim()+`
`);if(R=this.__patterns.include.read(),R)return this._create_token(d.UNKNOWN,R.trim()+`
`);g=this._input.next();var D="#";if(this._input.hasNext()&&this._input.testChar(h)){do g=this._input.next(),D+=g;while(this._input.hasNext()&&g!=="#"&&g!=="=");return g==="#"||(this._input.peek()==="["&&this._input.peek(1)==="]"?(D+="[]",this._input.next(),this._input.next()):this._input.peek()==="{"&&this._input.peek(1)==="}"&&(D+="{}",this._input.next(),this._input.next())),this._create_token(d.WORD,D)}this._input.back()}else if(g==="<"&&this._is_first_token()){if(R=this.__patterns.html_comment_start.read(),R){for(;this._input.hasNext()&&!this._input.testChar(w.newline);)R+=this._input.next();return l=!0,this._create_token(d.COMMENT,R)}}else if(l&&g==="-"&&(R=this.__patterns.html_comment_end.read(),R))return l=!1,this._create_token(d.COMMENT,R);return null},c.prototype._read_comment=function(g){var R=null;if(g==="/"){var D="";if(this._input.peek(1)==="*"){D=this.__patterns.block_comment.read();var x=f.get_directives(D);x&&x.ignore==="start"&&(D+=f.readIgnored(this._input)),D=D.replace(w.allLineBreaks,`
`),R=this._create_token(d.BLOCK_COMMENT,D),R.directives=x}else this._input.peek(1)==="/"&&(D=this.__patterns.comment.read(),R=this._create_token(d.COMMENT,D))}return R},c.prototype._read_string=function(g){if(g==="`"||g==="'"||g==='"'){var R=this._input.next();return this.has_char_escapes=!1,g==="`"?R+=this._read_string_recursive("`",!0,"${"):R+=this._read_string_recursive(g),this.has_char_escapes&&this._options.unescape_strings&&(R=s(R)),this._input.peek()===g&&(R+=this._input.next()),R=R.replace(w.allLineBreaks,`
`),this._create_token(d.STRING,R)}return null},c.prototype._allow_regexp_or_xml=function(g){return g.type===d.RESERVED&&M(g.text,["return","case","throw","else","do","typeof","yield"])||g.type===d.END_EXPR&&g.text===")"&&g.opened.previous.type===d.RESERVED&&M(g.opened.previous.text,["if","while","for"])||M(g.type,[d.COMMENT,d.START_EXPR,d.START_BLOCK,d.START,d.END_BLOCK,d.OPERATOR,d.EQUALS,d.EOF,d.SEMICOLON,d.COMMA])},c.prototype._read_regexp=function(g,R){if(g==="/"&&this._allow_regexp_or_xml(R)){for(var D=this._input.next(),x=!1,T=!1;this._input.hasNext()&&(x||T||this._input.peek()!==g)&&!this._input.testChar(w.newline);)D+=this._input.peek(),x?x=!1:(x=this._input.peek()==="\\",this._input.peek()==="["?T=!0:this._input.peek()==="]"&&(T=!1)),this._input.next();return this._input.peek()===g&&(D+=this._input.next(),D+=this._input.read(w.identifier)),this._create_token(d.STRING,D)}return null},c.prototype._read_xml=function(g,R){if(this._options.e4x&&g==="<"&&this._allow_regexp_or_xml(R)){var D="",x=this.__patterns.xml.read_match();if(x){for(var T=x[2].replace(/^{\s+/,"{").replace(/\s+}$/,"}"),O=T.indexOf("{")===0,$=0;x;){var H=!!x[1],Z=x[2],te=!!x[x.length-1]||Z.slice(0,8)==="![CDATA[";if(!te&&(Z===T||O&&Z.replace(/^{\s+/,"{").replace(/\s+}$/,"}"))&&(H?--$:++$),D+=x[0],$<=0)break;x=this.__patterns.xml.read_match()}return x||(D+=this._input.match(/[\s\S]*/g)[0]),D=D.replace(w.allLineBreaks,`
`),this._create_token(d.STRING,D)}}return null};function s(g){for(var R="",D=0,x=new L(g),T=null;x.hasNext();)if(T=x.match(/([\s]|[^\\]|\\\\)+/g),T&&(R+=T[0]),x.peek()==="\\"){if(x.next(),x.peek()==="x")T=x.match(/x([0-9A-Fa-f]{2})/g);else if(x.peek()==="u")T=x.match(/u([0-9A-Fa-f]{4})/g);else{R+="\\",x.hasNext()&&(R+=x.next());continue}if(!T||(D=parseInt(T[1],16),D>126&&D<=255&&T[0].indexOf("x")===0))return g;if(D>=0&&D<32){R+="\\"+T[0];continue}else D===34||D===39||D===92?R+="\\"+String.fromCharCode(D):R+=String.fromCharCode(D)}return R}c.prototype._read_string_recursive=function(g,R,D){var x,T;g==="'"?T=this.__patterns.single_quote:g==='"'?T=this.__patterns.double_quote:g==="`"?T=this.__patterns.template_text:g==="}"&&(T=this.__patterns.template_expression);for(var O=T.read(),$="";this._input.hasNext();){if($=this._input.next(),$===g||!R&&w.newline.test($)){this._input.back();break}else $==="\\"&&this._input.hasNext()?(x=this._input.peek(),x==="x"||x==="u"?this.has_char_escapes=!0:x==="\r"&&this._input.peek(1)===`
`&&this._input.next(),$+=this._input.next()):D&&(D==="${"&&$==="$"&&this._input.peek()==="{"&&($+=this._input.next()),D===$&&(g==="`"?$+=this._read_string_recursive("}",R,"`"):$+=this._read_string_recursive("`",R,"${"),this._input.hasNext()&&($+=this._input.next())));$+=T.read(),O+=$}return O},F.exports.Tokenizer=c,F.exports.TOKEN=d,F.exports.positionable_operators=k.slice(),F.exports.line_starters=I.slice()},function(F){var i=RegExp.prototype.hasOwnProperty("sticky");function U(L){this.__input=L||"",this.__input_length=this.__input.length,this.__position=0}U.prototype.restart=function(){this.__position=0},U.prototype.back=function(){this.__position>0&&(this.__position-=1)},U.prototype.hasNext=function(){return this.__position<this.__input_length},U.prototype.next=function(){var L=null;return this.hasNext()&&(L=this.__input.charAt(this.__position),this.__position+=1),L},U.prototype.peek=function(L){var v=null;return L=L||0,L+=this.__position,L>=0&&L<this.__input_length&&(v=this.__input.charAt(L)),v},U.prototype.__match=function(L,v){L.lastIndex=v;var E=L.exec(this.__input);return E&&!(i&&L.sticky)&&E.index!==v&&(E=null),E},U.prototype.test=function(L,v){return v=v||0,v+=this.__position,v>=0&&v<this.__input_length?!!this.__match(L,v):!1},U.prototype.testChar=function(L,v){var E=this.peek(v);return L.lastIndex=0,E!==null&&L.test(E)},U.prototype.match=function(L){var v=this.__match(L,this.__position);return v?this.__position+=v[0].length:v=null,v},U.prototype.read=function(L,v,E){var b="",w;return L&&(w=this.match(L),w&&(b+=w[0])),v&&(w||!L)&&(b+=this.readUntil(v,E)),b},U.prototype.readUntil=function(L,v){var E="",b=this.__position;L.lastIndex=this.__position;var w=L.exec(this.__input);return w?(b=w.index,v&&(b+=w[0].length)):b=this.__input_length,E=this.__input.substring(this.__position,b),this.__position=b,E},U.prototype.readUntilAfter=function(L){return this.readUntil(L,!0)},U.prototype.get_regexp=function(L,v){var E=null,b="g";return v&&i&&(b="y"),typeof L=="string"&&L!==""?E=new RegExp(L,b):L&&(E=new RegExp(L.source,b)),E},U.prototype.get_literal_regexp=function(L){return RegExp(L.replace(/[-\/\\^$*+?.()|[\]{}]/g,"\\$&"))},U.prototype.peekUntilAfter=function(L){var v=this.__position,E=this.readUntilAfter(L);return this.__position=v,E},U.prototype.lookBack=function(L){var v=this.__position-1;return v>=L.length&&this.__input.substring(v-L.length,v).toLowerCase()===L},F.exports.InputScanner=U},function(F,i,U){var L=U(8).InputScanner,v=U(3).Token,E=U(10).TokenStream,b=U(11).WhitespacePattern,w={START:"TK_START",RAW:"TK_RAW",EOF:"TK_EOF"},p=function(y,M){this._input=new L(y),this._options=M||{},this.__tokens=null,this._patterns={},this._patterns.whitespace=new b(this._input)};p.prototype.tokenize=function(){this._input.restart(),this.__tokens=new E,this._reset();for(var y,M=new v(w.START,""),d=null,f=[],u=new E;M.type!==w.EOF;){for(y=this._get_next_token(M,d);this._is_comment(y);)u.add(y),y=this._get_next_token(M,d);u.isEmpty()||(y.comments_before=u,u=new E),y.parent=d,this._is_opening(y)?(f.push(d),d=y):d&&this._is_closing(y,d)&&(y.opened=d,d.closed=y,d=f.pop(),y.parent=d),y.previous=M,M.next=y,this.__tokens.add(y),M=y}return this.__tokens},p.prototype._is_first_token=function(){return this.__tokens.isEmpty()},p.prototype._reset=function(){},p.prototype._get_next_token=function(y,M){this._readWhitespace();var d=this._input.read(/.+/g);return d?this._create_token(w.RAW,d):this._create_token(w.EOF,"")},p.prototype._is_comment=function(y){return!1},p.prototype._is_opening=function(y){return!1},p.prototype._is_closing=function(y,M){return!1},p.prototype._create_token=function(y,M){var d=new v(y,M,this._patterns.whitespace.newline_count,this._patterns.whitespace.whitespace_before_token);return d},p.prototype._readWhitespace=function(){return this._patterns.whitespace.read()},F.exports.Tokenizer=p,F.exports.TOKEN=w},function(F){function i(U){this.__tokens=[],this.__tokens_length=this.__tokens.length,this.__position=0,this.__parent_token=U}i.prototype.restart=function(){this.__position=0},i.prototype.isEmpty=function(){return this.__tokens_length===0},i.prototype.hasNext=function(){return this.__position<this.__tokens_length},i.prototype.next=function(){var U=null;return this.hasNext()&&(U=this.__tokens[this.__position],this.__position+=1),U},i.prototype.peek=function(U){var L=null;return U=U||0,U+=this.__position,U>=0&&U<this.__tokens_length&&(L=this.__tokens[U]),L},i.prototype.add=function(U){this.__parent_token&&(U.parent=this.__parent_token),this.__tokens.push(U),this.__tokens_length+=1},F.exports.TokenStream=i},function(F,i,U){var L=U(12).Pattern;function v(E,b){L.call(this,E,b),b?this._line_regexp=this._input.get_regexp(b._line_regexp):this.__set_whitespace_patterns("",""),this.newline_count=0,this.whitespace_before_token=""}v.prototype=new L,v.prototype.__set_whitespace_patterns=function(E,b){E+="\\t ",b+="\\n\\r",this._match_pattern=this._input.get_regexp("["+E+b+"]+",!0),this._newline_regexp=this._input.get_regexp("\\r\\n|["+b+"]")},v.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 b=this.__split(this._newline_regexp,E);this.newline_count=b.length-1,this.whitespace_before_token=b[this.newline_count]}return E},v.prototype.matching=function(E,b){var w=this._create();return w.__set_whitespace_patterns(E,b),w._update(),w},v.prototype._create=function(){return new v(this._input,this)},v.prototype.__split=function(E,b){E.lastIndex=0;for(var w=0,p=[],y=E.exec(b);y;)p.push(b.substring(w,y.index)),w=y.index+y[0].length,y=E.exec(b);return w<b.length?p.push(b.substring(w,b.length)):p.push(""),p},F.exports.WhitespacePattern=v},function(F){function i(U,L){this._input=U,this._starting_pattern=null,this._match_pattern=null,this._until_pattern=null,this._until_after=!1,L&&(this._starting_pattern=this._input.get_regexp(L._starting_pattern,!0),this._match_pattern=this._input.get_regexp(L._match_pattern,!0),this._until_pattern=this._input.get_regexp(L._until_pattern),this._until_after=L._until_after)}i.prototype.read=function(){var U=this._input.read(this._starting_pattern);return(!this._starting_pattern||U)&&(U+=this._input.read(this._match_pattern,this._until_pattern,this._until_after)),U},i.prototype.read_match=function(){return this._input.match(this._match_pattern)},i.prototype.until_after=function(U){var L=this._create();return L._until_after=!0,L._until_pattern=this._input.get_regexp(U),L._update(),L},i.prototype.until=function(U){var L=this._create();return L._until_after=!1,L._until_pattern=this._input.get_regexp(U),L._update(),L},i.prototype.starting_with=function(U){var L=this._create();return L._starting_pattern=this._input.get_regexp(U,!0),L._update(),L},i.prototype.matching=function(U){var L=this._create();return L._match_pattern=this._input.get_regexp(U,!0),L._update(),L},i.prototype._create=function(){return new i(this._input,this)},i.prototype._update=function(){},F.exports.Pattern=i},function(F){function i(U,L){U=typeof U=="string"?U:U.source,L=typeof L=="string"?L:L.source,this.__directives_block_pattern=new RegExp(U+/ beautify( \w+[:]\w+)+ /.source+L,"g"),this.__directive_pattern=/ (\w+)[:](\w+)/g,this.__directives_end_ignore_pattern=new RegExp(U+/\sbeautify\signore:end\s/.source+L,"g")}i.prototype.get_directives=function(U){if(!U.match(this.__directives_block_pattern))return null;var L={};this.__directive_pattern.lastIndex=0;for(var v=this.__directive_pattern.exec(U);v;)L[v[1]]=v[2],v=this.__directive_pattern.exec(U);return L},i.prototype.readIgnored=function(U){return U.readUntilAfter(this.__directives_end_ignore_pattern)},F.exports.Directives=i},function(F,i,U){var L=U(12).Pattern,v={django:!1,erb:!1,handlebars:!1,php:!1,smarty:!1};function E(b,w){L.call(this,b,w),this.__template_pattern=null,this._disabled=Object.assign({},v),this._excluded=Object.assign({},v),w&&(this.__template_pattern=this._input.get_regexp(w.__template_pattern),this._excluded=Object.assign(this._excluded,w._excluded),this._disabled=Object.assign(this._disabled,w._disabled));var p=new L(b);this.__patterns={handlebars_comment:p.starting_with(/{{!--/).until_after(/--}}/),handlebars_unescaped:p.starting_with(/{{{/).until_after(/}}}/),handlebars:p.starting_with(/{{/).until_after(/}}/),php:p.starting_with(/<\?(?:[= 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Ad)switch(t.mathstyle){case"cramp":wt=wt.cramp;break;case"superscript":wt=wt.sup;break;case"subscript":wt=wt.sub;break;case"numerator":wt=wt.fracNum;break;case"denominator":wt=wt.fracDen;break}switch(t.mathstyle){case"textstyle":wt=fs.textstyle;break;case"displaystyle":wt=fs.displaystyle;break;case"scriptstyle":wt=fs.scriptstyle;break;case"scriptscriptstyle":wt=fs.scriptscriptstyle;break;case"":case"auto":break}}this.mathstyle=wt,this.smartFence=nt.smartFence,this.placeholderSymbol=nt.placeholderSymbol,this.colorMap=(yt=nt.colorMap)!=null?yt:st=>st,this.backgroundColorMap=(Be=nt.backgroundColorMap)!=null?Be:st=>st,this.getMacro=nt.getMacro,console.assert(this.parent!==void 0||this.registers!==void 0)}makeID(){if(!this.atomIdsSettings)return;if(this.atomIdsSettings.overrideID)return this.atomIdsSettings.overrideID;if(typeof this.atomIdsSettings.seed!="number")return`${Date.now().toString(36).slice(-2)}${Math.floor(Math.random()*1e5).toString(36)}`;const t=this.atomIdsSettings.seed.toString(36);return this.atomIdsSettings.seed+=1,t}scale(t){return t*this.effectiveFontSize}get scalingFactor(){return this.parent?this.effectiveFontSize/this.parent.effectiveFontSize:1}get isDisplayStyle(){return this.mathstyle.id===fc||this.mathstyle.id===lu}get isCramped(){return this.mathstyle.cramped}get isTight(){return this.mathstyle.isTight}get metrics(){return this.mathstyle.metrics}get effectiveFontSize(){return Math.max(ac[Math.max(1,this.size+this.mathstyle.sizeDelta)],this.minFontScale)}getRegister(t){var r;if((r=this.registers)!=null&&r[t])return this.registers[t];if(this.parent)return this.parent.getRegister(t)}getRegisterAsNumber(t){const r=this.getRegister(t);if(typeof r=="number")return r;if(typeof r=="string")return Number(r)}getRegisterAsGlue(t){var r;if((r=this.registers)!=null&&r[t]){const n=this.registers[t];return typeof n=="object"&&"glue"in n?n:typeof n=="object"&&"dimension"in n?{glue:{dimension:n.dimension}}:typeof n=="number"?{glue:{dimension:n}}:void 0}if(this.parent)return this.parent.getRegisterAsGlue(t)}getRegisterAsEm(t,r){return Pf(this.getRegisterAsDimension(t),r)}getRegisterAsDimension(t){var r;if((r=this.registers)!=null&&r[t]){const n=this.registers[t];return typeof n=="object"&&"glue"in n?n.glue:typeof n=="object"&&"dimension"in n?n:typeof n=="number"?{dimension:n}:void 0}if(this.parent)return this.parent.getRegisterAsDimension(t)}setRegister(t,r){if(r===void 0){delete this.registers[t];return}this.registers[t]=r}evaluate(t){if(!t||!("register"in t))return t;let r=this;if("global"in t&&t.global)for(;r.parent;)r=r.parent;let n=1;"factor"in t&&t.factor!==1&&t.factor!==void 0&&(n=t.factor);const a=r.getRegister(t.register);if(a===void 0)return;if(typeof a=="string")return{string:Number(a).toString()+a};if(typeof a=="number")return{number:n*a};const o=r.evaluate(a);if(o!==void 0)return"string"in o?{string:Number(a).toString()+o.string}:"number"in o?{number:n*o.number}:"dimension"in o?i(F({},o),{dimension:n*o.dimension}):"glue"in o?i(F({},o),{glue:i(F({},o.glue),{dimension:n*o.glue.dimension}),shrink:o.shrink?i(F({},o.shrink),{dimension:n*o.shrink.dimension}):void 0,grow:o.grow?i(F({},o.grow),{dimension:n*o.grow.dimension}):void 0}):t}toDimension(t){const r=this.evaluate(t);return r===void 0?null:"dimension"in r?r:"glue"in r?r.glue:"number"in r?{dimension:r.number}:null}toEm(t,r){if(t===null)return 0;const n=this.toDimension(t);return n===null?0:Rf(n,r)/Uo}toNumber(t){if(t===null)return null;const r=this.evaluate(t);return r===void 0?null:"number"in r?r.number:"dimension"in r?r.dimension:"glue"in r?r.glue.dimension:"string"in r?Number(r.string):null}toColor(t){var r,n;if(t===null)return null;const a=this.evaluate(t);return a===void 0?null:"string"in a?(n=(r=this.colorMap)==null?void 0:r.call(this,a.string))!=null?n:a.string:null}toBackgroundColor(t){var r,n;if(t===null)return null;const a=this.evaluate(t);return a===void 0?null:"string"in a?(n=(r=this.backgroundColorMap)==null?void 0:r.call(this,a.string))!=null?n:a.string:null}},Wo=["body","above","below","superscript","subscript"];function co(e){return typeof e=="string"&&Wo.includes(e)}function cu(e){return e!==void 0&&Array.isArray(e)&&e.length===2}var Qe=class Is{constructor(t){var r,n,a,o,_,N;this.type=t.type,typeof t.value=="string"&&(this.value=t.value),this.command=(n=(r=t.command)!=null?r:this.value)!=null?n:"",this.mode=(a=t.mode)!=null?a:"math",t.isFunction&&(this.isFunction=!0),t.limits&&(this.subsupPlacement=t.limits),this.style=F({},t.style),this.displayContainsHighlight=(o=t.displayContainsHighlight)!=null?o:!1,this.captureSelection=(_=t.captureSelection)!=null?_:!1,this.skipBoundary=(N=t.skipBoundary)!=null?N:!1,t.verbatimLatex!==void 0&&t.verbatimLatex!==null&&(this.verbatimLatex=t.verbatimLatex),t.args&&(this.args=t.args),t.body&&(this.body=t.body),this._changeCounter=0}static createBox(t,r,n){var a;if(!r)return null;const o=M0(r),_=[];for(const z of o){const W=z[0].style,j=T0(t,z,{style:{color:W.color,backgroundColor:W.backgroundColor,fontSize:W.fontSize}});j&&_.push(j)}if(_.length===0)return null;const N=((a=n==null?void 0:n.classes)!=null?a:"").trim();return _.length===1&&!N&&!(n!=null&&n.type)?_[0].wrap(t):new St(_,{classes:N,type:n==null?void 0:n.type}).wrap(t)}static serialize(t,r){return Aa.serialize(t,r)}static commonAncestor(t,r){if(t===r||t.parent===r.parent)return t.parent;const n=new WeakSet;let{parent:a}=t;for(;a;)n.add(a),a=a.parent;for(a=r.parent;a;){if(n.has(a))return a;a=a.parent}console.assert(!!a)}static fromJson(t){return typeof t=="string"?new Is({type:"mord",value:t,mode:"math"}):new Is(t)}get latexMode(){return this.mode==="math"?"math":"text"}toJson(){const t={};if(this.type&&(t.type=this.type),this.mode!=="math"&&(t.mode=this.mode),this.command&&this.command!==this.value&&(t.command=this.command),this.value!==void 0&&(t.value=this.value),this.style&&Object.keys(this.style).length>0&&(t.style=F({},this.style)),this.verbatimLatex!==void 0&&(t.verbatimLatex=this.verbatimLatex),this.subsupPlacement&&(t.subsupPlacement=this.subsupPlacement),this.explicitSubsupPlacement&&(t.explicitSubsupPlacement=!0),this.isFunction&&(t.isFunction=!0),this.displayContainsHighlight&&(t.displayContainsHighlight=!0),this.isExtensibleSymbol&&(t.isExtensibleSymbol=!0),this.skipBoundary&&(t.skipBoundary=!0),this.captureSelection&&(t.captureSelection=!0),this.args&&(t.args=D0(this.args)),this._branches)for(const r of Object.keys(this._branches))this._branches[r]&&(t[r]=this._branches[r].filter(n=>n.type!=="first").map(n=>n.toJson()));return t.type==="mord"&&Object.keys(t).length===2&&"value"in t?t.value:t}get changeCounter(){return this.parent?this.parent.changeCounter:this._changeCounter}set isDirty(t){if(t){this.parent||this._changeCounter++,"verbatimLatex"in this&&(this.verbatimLatex=void 0),this._children=void 0;let{parent:r}=this;for(;r;)r.parent||r._changeCounter++,"verbatimLatex"in r&&(r.verbatimLatex=void 0),r._children=void 0,r=r.parent}}_serialize(t){if(!(t.expandMacro||t.skipStyles||t.skipPlaceholders)&&typeof this.verbatimLatex=="string")return this.verbatimLatex;const r=Je(this.command,this.mode);return r!=null&&r.serialize?r.serialize(this,t):this.body&&this.command?Jr([qn(this.command,this.bodyToLatex(t)),this.supsubToLatex(t)]):this.body?Jr([this.bodyToLatex(t),this.supsubToLatex(t)]):!this.value||this.value==="\u200B"?"":this.command}bodyToLatex(t){var r;return Aa.serialize(this.body,i(F({},t),{defaultMode:(r=t.defaultMode)!=null?r:this.latexMode}))}aboveToLatex(t){return Aa.serialize(this.above,t)}belowToLatex(t){return Aa.serialize(this.below,t)}supsubToLatex(t){let r="";if(t=i(F({},t),{defaultMode:"math"}),this.branch("subscript")!==void 0){const n=Aa.serialize(this.subscript,t);n.length===0?r+="_{}":n.length===1?/^[0-9]$/.test(n)?r+=`_${n}`:r+=`_{${n}}`:r+=`_{${n}}`}if(this.branch("superscript")!==void 0){const n=Aa.serialize(this.superscript,t);n.length===0?r+="^{}":n.length===1?n==="\u2032"?r+="^\\prime ":n==="\u2033"?r+="^\\doubleprime ":/^[0-9]$/.test(n)?r+=`^${n}`:r+=`^{${n}}`:r+=`^{${n}}`}return r}get treeDepth(){let t=1,r=this.parent;for(;r;)r=r.parent,t+=1;return t}get inCaptureSelection(){let t=this;for(;t;){if(t.captureSelection)return!0;t=t.parent}return!1}get parentPrompt(){let t=this.parent;for(;t;){if(t.type==="prompt"&&!t.captureSelection)return t;t=t.parent}return null}branch(t){if(co(t)&&this._branches)return this._branches[t]}get branches(){if(!this._branches)return[];const t=[];for(const r of Wo)this._branches[r]&&t.push(r);return t}createBranch(t){return console.assert(co(t)),co(t)?(this._branches?this._branches[t]||(this._branches[t]=[this.makeFirstAtom(t)]):this._branches={[t]:[this.makeFirstAtom(t)]},this.isDirty=!0,this._branches[t]):[]}get row(){return cu(this.parentBranch)?this.parentBranch[0]:-1}get col(){return cu(this.parentBranch)?this.parentBranch[1]:-1}get body(){var t;return(t=this._branches)==null?void 0:t.body}set body(t){this.setChildren(t,"body")}get superscript(){var t;return(t=this._branches)==null?void 0:t.superscript}set superscript(t){this.setChildren(t,"superscript")}get subscript(){var t;return(t=this._branches)==null?void 0:t.subscript}set subscript(t){this.setChildren(t,"subscript")}get above(){var t;return(t=this._branches)==null?void 0:t.above}set above(t){this.setChildren(t,"above")}get below(){var t;return(t=this._branches)==null?void 0:t.below}set below(t){this.setChildren(t,"below")}get computedStyle(){var t,r;const n=typeof this.style.verbatimColor=="string",a=typeof this.style.verbatimBackgroundColor=="string",o=F(F({},(r=(t=this.parent)==null?void 0:t.computedStyle)!=null?r:{}),this.style);return delete o.variant,delete o.variantStyle,a||delete o.verbatimBackgroundColor,n||delete o.verbatimColor,o}applyStyle(t){this.isDirty=!0,this.style=F(F({},this.style),t),this.style.fontFamily==="none"&&delete this.style.fontFamily,this.style.fontShape==="auto"&&delete this.style.fontShape,this.style.fontSeries==="auto"&&delete this.style.fontSeries,this.style.color==="none"&&(delete this.style.color,delete this.style.verbatimColor),this.style.backgroundColor==="none"&&(delete this.style.backgroundColor,delete this.style.verbatimBackgroundColor),this.style.fontSize==="auto"&&delete this.style.fontSize;for(const r of this.children)r.applyStyle(t)}getInitialBaseElement(){var t,r,n;return this.hasEmptyBranch("body")?this:(console.assert(((t=this.body)==null?void 0:t[0].type)==="first"),(n=(r=this.body[1])==null?void 0:r.getInitialBaseElement())!=null?n:this)}getFinalBaseElement(){return this.hasEmptyBranch("body")?this:this.body[this.body.length-1].getFinalBaseElement()}isCharacterBox(){return this.type==="leftright"||this.type==="genfrac"||this.type==="subsup"||this.type==="delim"||this.type==="array"||this.type==="surd"?!1:this.getFinalBaseElement().type==="mord"}hasEmptyBranch(t){const r=this.branch(t);return r?(console.assert(r.length>0),console.assert(r[0].type==="first"),r.length===1):!0}setChildren(t,r){var n;if(!t||(console.assert(co(r)),!co(r)))return;console.assert(((n=t[0])==null?void 0:n.type)!=="first");const a=[this.makeFirstAtom(r),...t];this._branches?this._branches[r]=a:this._branches={[r]:a};for(const o of t)o.parent=this,o.parentBranch=r;this.isDirty=!0}makeFirstAtom(t){const r=new Is({type:"first",mode:this.mode});return r.parent=this,r.parentBranch=t,r}addChild(t,r){console.assert(t.type!=="first"),this.createBranch(r).push(t),this.isDirty=!0,t.parent=this,t.parentBranch=r}addChildBefore(t,r){console.assert(r.parentBranch!==void 0);const n=this.createBranch(r.parentBranch);n.splice(n.indexOf(r),0,t),this.isDirty=!0,t.parent=this,t.parentBranch=r.parentBranch}addChildAfter(t,r){console.assert(r.parentBranch!==void 0);const n=this.createBranch(r.parentBranch);n.splice(n.indexOf(r)+1,0,t),this.isDirty=!0,t.parent=this,t.parentBranch=r.parentBranch}addChildren(t,r){const n=this.createBranch(r);for(const a of t)a.parent=this,a.parentBranch=r,n.push(a);this.isDirty=!0}addChildrenAfter(t,r){console.assert(t.length===0||t[0].type!=="first"),console.assert(r.parentBranch!==void 0);const n=this.createBranch(r.parentBranch);n.splice(n.indexOf(r)+1,0,...t),this.isDirty=!0;for(const a of t)a.parent=this,a.parentBranch=r.parentBranch;return t[t.length-1]}removeBranch(t){const r=this.branch(t);if(co(t)&&(this._branches[t]=void 0),!r)return[];for(const n of r)n.parent=void 0,n.parentBranch=void 0;return console.assert(r[0].type==="first"),r.shift(),this.isDirty=!0,r}removeChild(t){if(console.assert(t.parent===this),t.type==="first")return;const r=this.branch(t.parentBranch),n=r.indexOf(t);console.assert(n>=0),r.splice(n,1),this.isDirty=!0,t.parent=void 0,t.parentBranch=void 0}get siblings(){return this.parent?this.parent.branch(this.parentBranch):[]}get firstSibling(){return this.siblings[0]}get lastSibling(){const{siblings:t}=this;return t[t.length-1]}get isFirstSibling(){return this===this.firstSibling}get isLastSibling(){return this===this.lastSibling}get hasNoSiblings(){return this.siblings.length===1}get leftSibling(){console.assert(this.parent!==void 0);const t=this.parent.branch(this.parentBranch);return t[t.indexOf(this)-1]}get rightSibling(){console.assert(this.parent!==void 0);const t=this.parent.branch(this.parentBranch);return t[t.indexOf(this)+1]}get hasChildren(){return!!(this._branches&&this.children.length>0)}get firstChild(){return console.assert(this.hasChildren),this.children[0]}get lastChild(){console.assert(this.hasChildren);const{children:t}=this;return t[t.length-1]}get children(){if(this._children)return this._children;if(!this._branches)return[];const t=[];for(const r of Wo)if(this._branches[r])for(const n of this._branches[r])t.push(...n.children),t.push(n);return this._children=t,t}render(t){if(this.type==="first"&&!t.atomIdsSettings)return null;const r=Je(this.command,this.mode);if(r!=null&&r.render)return r.render(this,t);const n=new Qr({parent:t},this.style);let a=this.createBox(n,{classes:this.parent?"":"ML__base"});return a?(!this.subsupPlacement&&(this.superscript||this.subscript)&&(a=this.attachSupsub(n,{base:a})),a.wrap(n)):null}attachSupsub(t,r){var n;const a=r.base,o=this.superscript,_=this.subscript;if(!o&&!_)return a;let N=null,z=null;const W=(n=r.isCharacterBox)!=null?n:this.isCharacterBox();let j=0;if(o){const Ue=new Qr({parent:t,mathstyle:"superscript"});N=Is.createBox(Ue,o),W||(j=a.height-t.metrics.supDrop*Ue.scalingFactor)}let X=0;if(_){const Ue=new Qr({parent:t,mathstyle:"subscript"});z=Is.createBox(Ue,_),W||(X=a.depth+t.metrics.subDrop*Ue.scalingFactor)}let ae;t.isDisplayStyle?ae=t.metrics.sup1:t.isCramped?ae=t.metrics.sup3:ae=t.metrics.sup2;const he=.5/Uo/t.scalingFactor;let _e=null;if(z&&N){j=Math.max(j,ae,N.depth+.25*t.metrics.xHeight),X=Math.max(X,t.metrics.sub2);const Ue=t.metrics.defaultRuleThickness;if(j-N.depth-(z.height-X)<4*Ue){X=4*Ue-(j-N.depth)+z.height;const Be=.8*t.metrics.xHeight-(j-N.depth);Be>0&&(j+=Be,X-=Be)}const yt=this.isExtensibleSymbol&&a.italic?-a.italic:0;_e=new Ai({individualShift:[{box:z,shift:X,marginLeft:yt},{box:N,shift:-j}]}).wrap(t)}else z&&!N?(X=Math.max(X,t.metrics.sub1,z.height-.8*Ks),_e=new Ai({shift:X,children:[{box:z,marginRight:he,marginLeft:this.isCharacterBox()?-a.italic:0}]})):!z&&N&&(j=Math.max(j,ae,N.depth+.25*Ks),_e=new Ai({shift:-j,children:[{box:N,marginRight:he}]}));return new St([a,new St(_e,{caret:this.caret,isSelected:this.isSelected,classes:"msubsup"})],{type:r.type})}attachLimits(t,r){const n=this.superscript?Is.createBox(new Qr({parent:t,mathstyle:"superscript"},this.style),this.superscript):null,a=this.subscript?Is.createBox(new Qr({parent:t,mathstyle:"subscript"},this.style),this.subscript):null;return!n&&!a?r.base.wrap(t):E0(t,i(F({},r),{above:n,below:a}))}bind(t,r){if(!r||t.isPhantom||this.value==="\u200B")return r;let n=this.parent;for(;n&&!n.captureSelection;)n=n.parent;return n!=null&&n.captureSelection||(this.id||(this.id=t.makeID()),r.atomID=this.id),r}createBox(t,r){var n,a,o,_;const N=(n=this.value)!=null?n:this.body,z=(a=r==null?void 0:r.boxType)!=null?a:uc(this.type);let W=(o=r==null?void 0:r.classes)!=null?o:"";this.mode==="text"&&(W+=" 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t;const r=[];let n=[];for(const a of e)if(!t&&!a.style)n.push(a);else{const o=a.computedStyle;t&&o.color===t.color&&o.backgroundColor===t.backgroundColor&&o.fontSize===t.fontSize?n.push(a):(n.length>0&&r.push(n),n=[a],t=o)}return n.length>0&&r.push(n),r}function T0(e,t,r){var n,a,o,_,N;if(!t||t.length===0)return null;const z=new Qr({parent:e},r.style),W=!((n=z.atomIdsSettings)!=null&&n.groupNumbers);let j=[];if(t.length===1){const ae=t[0],he=ae.render(z);he&&(W&&ae.isSelected&&he.selected(!0),j=[he])}else{let ae="",he=!0;for(const _e of t){(a=z.atomIdsSettings)!=null&&a.groupNumbers&&ae&&(he&&_e.isDigit()||!he&&pc(_e))&&(z.atomIdsSettings.overrideID=ae);const Ue=_e.render(z);z.atomIdsSettings&&(z.atomIdsSettings.overrideID=void 0),Ue&&((o=z.atomIdsSettings)!=null&&o.groupNumbers&&((_e.isDigit()||pc(_e))&&(!ae||he!==_e.isDigit())&&(he=_e.isDigit(),ae=(_=_e.id)!=null?_:""),ae&&(!(_e.isDigit()||pc(_e))||!_e.hasEmptyBranch("superscript")||!_e.hasEmptyBranch("subscript"))&&(ae="")),W&&_e.isSelected&&Ue.selected(!0),j.push(Ue))}}if(j.length===0)return null;const X=new St(j,i(F({isTight:z.isTight},r),{type:(N=r.type)!=null?N:"lift"}));return X.isSelected=j.every(ae=>ae.isSelected),X.wrap(z)}function pc(e){return e.mode==="text"}function D0(e){return e.map(t=>t===null?"<null>":Array.isArray(t)&&t[0]instanceof Qe?{atoms:t.map(r=>r.toJson())}:typeof t=="object"&&"group"in t?{group:t.group.map(r=>r.toJson())}:t)}var vl=class kd extends Qe{constructor(t,r,n){super({type:"text",command:t,mode:"text",displayContainsHighlight:!0}),this.value=r,this.verbatimLatex=r,this.applyStyle(n)}static fromJson(t){return new kd(t.command,t.value,t.style)}render(t){const r=this.createBox(t);return 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0%,
100% {
opacity: 1;
}
50% {
opacity: 0;
}
}
.ML__container {
display: inline-flex;
flex-flow: row;
justify-content: space-between;
align-items: flex-end;
min-height: 39px;
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width: 100%;
/* Encourage browsers to consider allocating a hardware accelerated
layer for this element. */
isolation: isolate;
/* Prevent the browser from trying to interpret touch gestures in the field */
/* "Disabling double-tap to zoom removes the need for browsers to
delay the generation of click events when the user taps the screen." */
touch-action: none;
--_caret-color: var(--caret-color, hsl(var(--_hue), 40%, 49%));
--_selection-color: var(--selection-color, #000);
--_selection-background-color: var(--selection-background-color, hsl(var(--_hue), 70%, 85%));
--_text-highlight-background-color: var(--highlight-text, hsla(var(--_hue), 40%, 50%, 0.1));
--_contains-highlight-background-color: var(--contains-highlight-background-color, hsl(var(--_hue), 40%, 95%));
--_smart-fence-color: var(--smart-fence-color, currentColor);
--_smart-fence-opacity: var(--smart-fence-opacity, 0.5);
--_latex-color: var(--latex-color, hsl(var(--_hue), 80%, 40%));
--_correct-color: var(--correct-color, #10a000);
--_incorrect-color: var(--incorrect-color, #a01b00);
--_composition-background-color: var(--composition-background-color, #fff1c2);
--_composition-text-color: var(--composition-text-color, black);
--_composition-underline-color: var(--composition-underline-color, transparent);
}
/* This is the actual field content (formula) */
.ML__content {
display: flex;
align-items: center;
align-self: center;
position: relative;
overflow: hidden;
padding: 2px 3px 2px 1px;
width: 100%;
}
.ML__virtual-keyboard-toggle,
.ML__menu-toggle {
box-sizing: border-box;
display: flex;
align-self: center;
align-items: center;
flex-shrink: 0;
flex-direction: column;
justify-content: center;
width: 34px;
height: 34px;
padding: 0;
margin-right: 4px;
cursor: pointer;
/* Avoid some weird blinking with :hover */
border-radius: 8px;
border: 1px solid transparent;
transition: background 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);
color: hsl(var(--_hue), 40%, 50%);
fill: currentColor;
background: transparent;
}
.ML__virtual-keyboard-toggle:hover,
.ML__menu-toggle:hover {
background: hsla(0, 0%, 70%, 0.3);
color: #333;
fill: currentColor;
}
.ML__virtual-keyboard-toggle > span,
.ML__menu-toggle > span {
display: flex;
align-self: center;
align-items: center;
}
/* The invisible element used to capture keyboard events. We're just trying
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.ML__keyboard-sink {
display: inline-block;
resize: none;
outline: none;
border: none;
/* Need these for Microsoft Edge */
position: fixed;
clip: rect(0 0 0 0);
/* Need this to prevent iOS Safari from auto-zooming */
font-size: 1em;
font-family: KaTeX_Main;
line-height: 0.5;
/* On Chromium, if this is 0, no keyboard events are received */
}
[part="placeholder"] {
color: var(--neutral-400);
}
.ML__composition {
background: var(--_composition-background-color);
color: var(--_composition-text-color);
text-decoration: underline var(--_composition-underline-color);
}
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content: '';
visibility: hidden;
width: 0;
display: inline-block;
height: 0.76em;
--_caret-width: clamp(2px, 0.08em, 10px);
border: none;
border-radius: calc(var(--_caret-width) / 2);
border-right: var(--_caret-width) solid var(--_caret-color);
margin-right: calc(-1 * var(--_caret-width));
position: relative;
left: -0.045em;
bottom: -0.05em;
animation: ML__caret-blink 1.05s step-end forwards infinite;
}
.ML__text-caret::after {
content: '';
visibility: hidden;
width: 0;
display: inline-block;
height: 0.76em;
--_caret-width: clamp(2px, 0.08em, 10px);
border: none;
border-radius: calc(var(--_caret-width) / 2);
border-right: var(--_caret-width) solid var(--_caret-color);
margin-right: calc(-1 * var(--_caret-width));
position: relative;
left: -0.045em;
bottom: -0.05em;
animation: ML__caret-blink 1.05s step-end forwards infinite;
}
.ML__latex-caret::after {
content: '';
visibility: hidden;
--_caret-width: clamp(2px, 0.08em, 10px);
border: none;
border-radius: calc(var(--_caret-width) / 2);
border-right: var(--_caret-width) solid var(--_latex-color);
margin-right: calc(-1 * var(--_caret-width));
position: relative;
left: -0.019em;
animation: ML__caret-blink 1.05s step-end forwards infinite;
}
.ML__focused .ML__latex-caret::after,
.ML__focused .ML__text-caret::after,
.ML__focused .ML__caret::after {
visibility: visible;
}
.ML__focused .ML__text {
background: var(--_text-highlight-background-color);
}
/* When using smartFence, the anticipated closing fence is displayed
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.ML__smart-fence__close {
opacity: var(--_smart-fence-opacity);
color: var(--_smart-fence-color);
}
.ML__selected,
.ML__focused .ML__selected .ML__contains-caret,
.ML__focused .ML__selected .ML__smart-fence__close,
.ML__focused .ML__selected .ML__placeholder {
color: var(--_selection-color);
opacity: 1;
}
.ML__selection {
box-sizing: border-box;
background: var(--_selection-background-color) !important;
}
.ML__contains-caret.ML__close,
.ML__contains-caret.ML__open,
.ML__contains-caret > .ML__close,
.ML__contains-caret > .ML__open,
.ML__contains-caret .ML__sqrt-sign,
.ML__contains-caret .ML__sqrt-line {
color: var(--_caret-color);
}
.ML__contains-highlight {
box-sizing: border-box;
background: transparent;
}
.ML__focused .ML__contains-highlight {
background: var(--_contains-highlight-background-color);
}
.ML__raw-latex {
font-family: 'Berkeley Mono', 'IBM Plex Mono', 'Source Code Pro', Consolas, 'Roboto Mono', Menlo, 'Bitstream Vera Sans Mono', 'DejaVu Sans Mono', Monaco, Courier, monospace;
font-weight: 400;
font-size: 0.8em;
letter-spacing: -0.05em;
color: var(--_latex-color);
}
.ML__suggestion {
color: var(--neutral-500);
}
.ML__virtual-keyboard-toggle.is-visible.is-pressed:hover {
background: hsl(var(--_hue), 25%, 35%);
color: #fafafa;
fill: currentColor;
}
.ML__virtual-keyboard-toggle:focus {
outline: none;
border-radius: 8px;
border: 2px solid hsl(var(--_hue), 40%, 50%);
}
.ML__virtual-keyboard-toggle.is-pressed,
.ML__virtual-keyboard-toggle.is-active:hover,
.ML__virtual-keyboard-toggle.is-active {
background: hsl(var(--_hue), 25%, 35%);
color: #fafafa;
fill: currentColor;
}
/* Add an attribute 'data-tooltip' to automatically show a
tooltip over a element on hover.
*/
[data-tooltip] {
position: relative;
}
[data-tooltip]::after {
content: attr(data-tooltip);
position: absolute;
display: block;
z-index: 2;
pointer-events: none;
right: auto;
top: calc(-100% - 4px);
width: max-content;
max-width: 200px;
padding: 8px 8px;
border-radius: 4px;
background: #616161;
color: #fff;
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);
text-align: center;
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-style: normal;
font-weight: 400;
font-size: 13px;
/* Phone */
opacity: 0;
transform: scale(0.5);
}
@media only screen and (max-width: 767px) {
[data-tooltip]::after {
padding: 8px 16px;
font-size: 16px;
}
}
menu [data-tooltip]::after {
left: 100%;
top: 0%;
}
menu .ML__base {
cursor: default;
}
/** Don't display if we're tracking, i.e. have the pointer down */
.tracking [data-tooltip]:hover::after {
/* Use visibility, not display. Display will remove the after from the DOM, and the override below will not work */
visibility: hidden;
}
/** But do display if tracking and inside a menu */
.tracking menu li[data-tooltip]:hover::after,
[data-tooltip]:hover::after {
visibility: visible;
opacity: 1;
transform: scale(1);
transition-property: opacity, scale;
transition-duration: 0.15s;
transition-delay: 1s;
transition-timing-function: cubic-bezier(0.4, 0, 1, 1);
}
.ML__prompt {
border-radius: 2px;
}
.ML__editablePromptBox {
outline: 1px solid #acacac;
border-radius: 2px;
z-index: -1;
}
.ML__focusedPromptBox {
outline: highlight auto 1px;
}
.ML__lockedPromptBox {
background-color: rgba(142, 142, 141, 0.4);
z-index: -1;
}
.ML__correctPromptBox {
outline: 1px solid var(--_correct-color);
box-shadow: 0 0 5px var(--_correct-color);
}
.ML__incorrectPromptBox {
outline: 1px solid var(--_incorrect-color);
box-shadow: 0 0 5px var(--_incorrect-color);
}
.variant-submenu {
display: flex;
flex-direction: column;
padding: 8px;
}
.variant-submenu [part=menu-item] {
font-size: 2rem;
text-align: center;
margin: 0;
}
.insert-matrix-submenu {
display: grid;
padding: 8px;
align-content: center;
justify-content: center;
grid-template-columns: repeat(5, minmax(0, 1fr));
}
.insert-matrix-submenu [part=menu-item] {
font-size: 21px;
border: none;
border-radius: 0;
line-height: 21px;
text-align: center;
padding: 0;
margin: 0;
}
.border-submenu [part=menu-item] {
font-size: 2rem;
line-height: 1.2;
text-align: center;
}
.swatches-submenu {
--_swatch-size: 2rem;
--_columns: 4;
display: flex;
flex-flow: wrap;
padding: 8px;
max-width: calc(var(--_columns) * (var(--_swatch-size) + 18px) + 16px);
box-sizing: border-box;
}
.menu-swatch {
display: flex;
align-items: center;
justify-content: center;
box-sizing: border-box;
width: fit-content;
height: fit-content;
margin: 2px;
padding: 0;
background: var(--neutral-200);
}
.menu-swatch > .label {
padding: 0;
margin: 0;
line-height: 0;
}
.menu-swatch > .label > span {
display: inline-block;
margin: 6px;
min-width: var(--_swatch-size);
min-height: var(--_swatch-size);
border-radius: 50%;
}
.menu-swatch.active {
background: var(--neutral-100);
scale: 1.4;
}
.menu-swatch.active > .label > span {
border-radius: 2px;
}
.menu-swatch .ui-checkmark,
.menu-swatch .ui-mixedmark {
position: absolute;
margin: 0;
padding: 0;
color: white;
}
.menu-swatch.dark-contrast .ui-checkmark,
.menu-swatch.dark-contrast .ui-mixedmark {
color: #000;
}
`,$0=`.ML__container {
min-height: auto !important;
--_hue: var(--hue, 212);
--_placeholder-color: var(--placeholder-color, hsl(var(--_hue), 40%, 49%));
--_placeholder-opacity: var(--placeholder-opacity, 0.4);
--_text-font-family: var(--text-font-family, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif);
}
.ML__sr-only {
position: absolute;
width: 1px;
height: 1px;
margin: -1px;
padding: 0;
overflow: hidden;
clip: rect(0, 0, 0, 0);
clip-path: inset(50%);
white-space: nowrap;
border: 0;
}
.ML__is-inline {
display: inline-block;
}
.ML__base {
visibility: inherit;
display: inline-block;
position: relative;
cursor: text;
padding: 0;
margin: 0;
box-sizing: content-box;
border: 0;
outline: 0;
vertical-align: baseline;
font-weight: inherit;
font-family: inherit;
font-style: inherit;
text-decoration: none;
width: min-content;
}
.ML__strut,
.ML__strut--bottom {
display: inline-block;
min-height: 0.5em;
}
.ML__small-delim {
font-family: KaTeX_Main;
}
/* Text mode */
.ML__text {
font-family: var(--_text-font-family);
white-space: pre;
}
/* Use cmr for 'math upright' */
.ML__cmr {
font-family: KaTeX_Main;
font-style: normal;
}
.ML__mathit {
font-family: KaTeX_Math;
/* The KaTeX_Math font is italic by default, so the font-style below is only
useful when a fallback font is used
*/
font-style: italic;
}
.ML__mathbf {
font-family: KaTeX_Main;
font-weight: bold;
}
/* Lowercase greek symbols should stick to math font when \\mathbf is applied
to match TeX idiosyncratic behavior */
.lcGreek.ML__mathbf {
font-family: KaTeX_Math;
font-weight: normal;
}
.ML__mathbfit {
font-family: KaTeX_Math;
font-weight: bold;
font-style: italic;
}
.ML__ams {
font-family: KaTeX_AMS;
}
/* Blackboard */
.ML__bb {
font-family: KaTeX_AMS;
}
.ML__cal {
font-family: KaTeX_Caligraphic;
}
.ML__frak {
font-family: KaTeX_Fraktur;
}
.ML__tt {
font-family: KaTeX_Typewriter;
}
.ML__script {
font-family: KaTeX_Script;
}
.ML__sans {
font-family: KaTeX_SansSerif;
}
.ML__series_ul {
font-weight: 100;
}
.ML__series_el {
font-weight: 100;
}
.ML__series_l {
font-weight: 200;
}
.ML__series_sl {
font-weight: 300;
}
.ML__series_sb {
font-weight: 500;
}
.ML__bold,
.ML__boldsymbol {
font-weight: 700;
}
.ML__series_eb {
font-weight: 800;
}
.ML__series_ub {
font-weight: 900;
}
.ML__series_uc {
font-stretch: ultra-condensed;
}
.ML__series_ec {
font-stretch: extra-condensed;
}
.ML__series_c {
font-stretch: condensed;
}
.ML__series_sc {
font-stretch: semi-condensed;
}
.ML__series_sx {
font-stretch: semi-expanded;
}
.ML__series_x {
font-stretch: expanded;
}
.ML__series_ex {
font-stretch: extra-expanded;
}
.ML__series_ux {
font-stretch: ultra-expanded;
}
.ML__it {
font-style: italic;
}
.ML__shape_ol {
-webkit-text-stroke: 1px black;
text-stroke: 1px black;
color: transparent;
}
.ML__shape_sc {
font-variant: small-caps;
}
.ML__shape_sl {
font-style: oblique;
}
/* First level emphasis */
.ML__emph {
color: #bc2612;
}
/* Second level emphasis */
.ML__emph .ML__emph {
color: #0c7f99;
}
.ML__highlight {
color: #007cb2;
background: #edd1b0;
}
.ML__center {
text-align: center;
}
.ML__label_padding {
padding: 0 0.5em;
}
.ML__frac-line {
width: 100%;
min-height: 1px;
}
.ML__frac-line:after {
content: '';
display: block;
margin-top: max(-1px, -0.04em);
min-height: max(1px, 0.04em);
/* Ensure the line is visible when printing even if "turn off background images" is on*/
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
/* There's a bug since Chrome 62 where
sub-pixel border lines don't draw at some zoom
levels (110%, 90%).
Setting the min-height used to work around it, but that workaround
broke in Chrome 84 or so.
Setting the background (and the min-height) seems to work for now.
*/
background: currentColor;
box-sizing: content-box;
/* Vuetify sets the box-sizing to inherit
causes the fraction line to not draw at all sizes (see #26) */
/* On some versions of Firefox on Windows, the line fails to
draw at some zoom levels, but setting the transform triggers
the hardware accelerated path, which works */
transform: translate(0, 0);
}
.ML__sqrt {
display: inline-block;
}
.ML__sqrt-sign {
display: inline-block;
position: relative;
}
.ML__sqrt-line {
display: inline-block;
height: max(1px, 0.04em);
width: 100%;
}
.ML__sqrt-line:before {
content: '';
display: block;
margin-top: min(-1px, -0.04em);
min-height: max(1px, 0.04em);
/* Ensure the line is visible when printing even if "turn off background images" is on*/
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
background: currentColor;
/* On some versions of Firefox on Windows, the line fails to
draw at some zoom levels, but setting the transform triggers
the hardware accelerated path, which works */
transform: translate(0, 0);
}
.ML__sqrt-line:after {
border-bottom-width: 1px;
content: ' ';
display: block;
margin-top: -0.1em;
}
.ML__sqrt-index {
margin-left: 0.27777778em;
margin-right: -0.55555556em;
}
.ML__delim-size1 {
font-family: KaTeX_Size1;
}
.ML__delim-size2 {
font-family: KaTeX_Size2;
}
.ML__delim-size3 {
font-family: KaTeX_Size3;
}
.ML__delim-size4 {
font-family: KaTeX_Size4;
}
.ML__delim-mult .delim-size1 > span {
font-family: KaTeX_Size1;
}
.ML__delim-mult .delim-size4 > span {
font-family: KaTeX_Size4;
}
.ML__accent-body > span {
font-family: KaTeX_Main;
width: 0;
}
.ML__accent-vec {
position: relative;
left: 0.24em;
}
/** The markup for a LaTeX formula, either in an editable mathfield or
in a static display.
*/
.ML__latex {
display: inline-block;
direction: ltr;
text-align: left;
text-indent: 0;
text-rendering: auto;
font-family: KaTeX_Main, 'Times New Roman', serif;
font-style: normal;
font-size-adjust: none;
font-stretch: normal;
font-variant-caps: normal;
letter-spacing: normal;
line-height: 1.2;
word-wrap: normal;
word-spacing: normal;
white-space: nowrap;
text-shadow: none;
-webkit-user-select: none;
user-select: none;
width: min-content;
}
.ML__latex .style-wrap {
position: relative;
}
.ML__latex .mfrac {
display: inline-block;
}
.ML__latex .left-right {
display: inline-block;
}
.ML__latex .vlist-t {
display: inline-table;
table-layout: fixed;
border-collapse: collapse;
}
.ML__latex .vlist-r {
display: table-row;
}
.ML__latex .vlist {
display: table-cell;
vertical-align: bottom;
position: relative;
}
.ML__latex .vlist > span {
display: block;
height: 0;
position: relative;
}
.ML__latex .vlist > span > span {
display: inline-block;
}
.ML__latex .vlist > span > .pstrut {
overflow: hidden;
width: 0;
}
.ML__latex .vlist-t2 {
margin-right: -2px;
}
.ML__latex .vlist-s {
display: table-cell;
vertical-align: bottom;
font-size: 1px;
width: 2px;
min-width: 2px;
}
.ML__latex .msubsup {
text-align: left;
}
.ML__latex .negativethinspace {
display: inline-block;
margin-left: -0.16667em;
height: 0.71em;
}
.ML__latex .thinspace {
display: inline-block;
width: 0.16667em;
height: 0.71em;
}
.ML__latex .mediumspace {
display: inline-block;
width: 0.22222em;
height: 0.71em;
}
.ML__latex .thickspace {
display: inline-block;
width: 0.27778em;
height: 0.71em;
}
.ML__latex .enspace {
display: inline-block;
width: 0.5em;
height: 0.71em;
}
.ML__latex .quad {
display: inline-block;
width: 1em;
height: 0.71em;
}
.ML__latex .qquad {
display: inline-block;
width: 2em;
height: 0.71em;
}
.ML__latex .llap,
.ML__latex .rlap {
width: 0;
position: relative;
display: inline-block;
}
.ML__latex .llap > .inner,
.ML__latex .rlap > .inner {
position: absolute;
}
.ML__latex .llap > .fix,
.ML__latex .rlap > .fix {
display: inline-block;
}
.ML__latex .llap > .inner {
right: 0;
}
.ML__latex .rlap > .inner {
left: 0;
}
.ML__latex .rule {
display: inline-block;
border: solid 0;
position: relative;
box-sizing: border-box;
}
.ML__latex .overline .overline-line,
.ML__latex .underline .underline-line {
width: 100%;
}
.ML__latex .overline .overline-line:before,
.ML__latex .underline .underline-line:before {
content: '';
border-bottom-style: solid;
border-bottom-width: max(1px, 0.04em);
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
display: block;
}
.ML__latex .overline .overline-line:after,
.ML__latex .underline .underline-line:after {
border-bottom-style: solid;
border-bottom-width: max(1px, 0.04em);
-webkit-print-color-adjust: exact;
print-color-adjust: exact;
content: '';
display: block;
margin-top: -1px;
}
.ML__latex .stretchy {
display: block;
position: absolute;
width: 100%;
left: 0;
overflow: hidden;
}
.ML__latex .stretchy:before,
.ML__latex .stretchy:after {
content: '';
}
.ML__latex .stretchy svg {
display: block;
position: absolute;
width: 100%;
height: inherit;
fill: currentColor;
stroke: currentColor;
fill-rule: nonzero;
fill-opacity: 1;
stroke-width: 1;
stroke-linecap: butt;
stroke-linejoin: miter;
stroke-miterlimit: 4;
stroke-dasharray: none;
stroke-dashoffset: 0;
stroke-opacity: 1;
}
.ML__latex .slice-1-of-2 {
display: inline-flex;
position: absolute;
left: 0;
width: 50.2%;
overflow: hidden;
}
.ML__latex .slice-2-of-2 {
display: inline-flex;
position: absolute;
right: 0;
width: 50.2%;
overflow: hidden;
}
.ML__latex .slice-1-of-3 {
display: inline-flex;
position: absolute;
left: 0;
width: 25.1%;
overflow: hidden;
}
.ML__latex .slice-2-of-3 {
display: inline-flex;
position: absolute;
left: 25%;
width: 50%;
overflow: hidden;
}
.ML__latex .slice-3-of-3 {
display: inline-flex;
position: absolute;
right: 0;
width: 25.1%;
overflow: hidden;
}
.ML__latex .slice-1-of-1 {
display: inline-flex;
position: absolute;
width: 100%;
left: 0;
overflow: hidden;
}
.ML__latex .nulldelimiter {
display: inline-block;
}
.ML__latex .op-group {
display: inline-block;
}
.ML__latex .op-symbol {
position: relative;
}
.ML__latex .op-symbol.small-op {
font-family: KaTeX_Size1;
}
.ML__latex .op-symbol.large-op {
font-family: KaTeX_Size2;
}
.ML__latex .mtable .vertical-separator {
display: inline-block;
min-width: 1px;
box-sizing: border-box;
}
.ML__latex .mtable .arraycolsep {
display: inline-block;
}
.ML__latex .mtable .col-align-m > .vlist-t {
text-align: center;
}
.ML__latex .mtable .col-align-c > .vlist-t {
text-align: center;
}
.ML__latex .mtable .col-align-l > .vlist-t {
text-align: left;
}
.ML__latex .mtable .col-align-r > .vlist-t {
text-align: right;
}
.ML__error {
display: inline-block;
background-image: radial-gradient(ellipse at center, hsl(341, 100%, 40%), rgba(0, 0, 0, 0) 70%);
background-color: hsla(341, 100%, 40%, 0.1);
background-repeat: repeat-x;
background-size: 3px 3px;
padding-bottom: 3px;
background-position: 0 100%;
}
.ML__error > .ML__error {
background: transparent;
padding: 0;
}
.ML__placeholder {
color: var(--_placeholder-color);
opacity: var(--_placeholder-opacity);
padding-left: 0.4ex;
padding-right: 0.4ex;
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
}
.ML__notation {
position: absolute;
box-sizing: border-box;
line-height: 0;
}
/* This class is used to implement the \`\\mathtip\` and \`\\texttip\` commands
For UI elements, see \`[data-ML__tooltip]\`
*/
.ML__tooltip-container {
position: relative;
transform: scale(0);
}
.ML__tooltip-container .ML__tooltip-content {
position: fixed;
display: inline-table;
visibility: hidden;
z-index: 2;
width: max-content;
max-width: 400px;
padding: 12px 12px;
border-radius: 8px;
background: #616161;
--_selection-color: #fff;
color: #fff;
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);
opacity: 0;
transition: opacity 0.15s cubic-bezier(0.4, 0, 1, 1);
}
.ML__tooltip-container .ML__tooltip-content .ML__text {
white-space: normal;
}
.ML__tooltip-container .ML__tooltip-content .ML__base {
display: contents;
}
.ML__tooltip-container:hover .ML__tooltip-content {
visibility: visible;
opacity: 1;
font-size: 0.75em;
transform: scale(1) translate(0, 3em);
}
`,W0=`#mathlive-environment-popover.is-visible {
visibility: visible;
}
#mathlive-environment-popover {
--_environment-panel-height: var(--environment-panel-height, 70px);
--_accent-color: var(--accent-color, #aaa);
--_background: var(--environment-panel-background, #fff);
--_button-background: var(--environment-panel-button-background, white);
--_button-background-hover: var(--environment-panel-button-background-hover, #f5f5f7);
--_button-background-active: var(--environment-panel-button-background-active, #f5f5f7);
--_button-text: var(--environment-panel-button-text, #e3e4e8);
position: absolute;
width: calc(var(--_environment-panel-height) * 2);
height: var(--_environment-panel-height);
border-radius: 4px;
border: 1.5px solid var(--_accent-color);
background-color: var(--_background);
box-shadow: 0 0 30px 0 var(--environment-shadow, rgba(0, 0, 0, 0.4));
pointer-events: all;
visibility: hidden;
}
#mathlive-environment-popover .MLEP__array-buttons {
height: calc(var(--_environment-panel-height) * 5/4);
width: calc(var(--_environment-panel-height) * 5/4);
margin-left: calc(0px - var(--_environment-panel-height) * 0.16);
margin-top: calc(0px - var(--_environment-panel-height) * 0.19);
}
#mathlive-environment-popover .MLEP__array-buttons .font {
fill: white;
}
#mathlive-environment-popover .MLEP__array-buttons circle {
fill: #7f7f7f;
transition: fill 300ms;
}
#mathlive-environment-popover .MLEP__array-buttons .MLEP__array-insert-background {
fill-opacity: 1;
fill: var(--_background);
stroke: var(--_accent-color);
stroke-width: 3px;
}
#mathlive-environment-popover .MLEP__array-buttons line {
stroke: var(--_accent-color);
stroke-opacity: 0;
stroke-width: 40;
pointer-events: none;
transition: stroke-opacity 300ms;
stroke-linecap: round;
}
#mathlive-environment-popover .MLEP__array-buttons g[data-command]:hover circle {
fill: var(--_accent-color);
}
#mathlive-environment-popover .MLEP__array-buttons g[data-command]:hover line {
stroke-opacity: 1;
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls {
height: 100%;
width: 50%;
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options {
width: var(--_environment-panel-height);
height: var(--_environment-panel-height);
display: flex;
flex-wrap: wrap;
flex-direction: row;
justify-content: space-around;
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg {
pointer-events: all;
margin-top: 2px;
width: calc(var(--_environment-panel-height) / 3 * 28 / 24);
height: calc(var(--_environment-panel-height) / 3 - 2px);
border-radius: calc(var(--_environment-panel-height) / 25);
background-color: var(--_button-background);
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg:hover {
background-color: var(--_button-background-hover);
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg path,
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg line {
stroke: var(--_button-text);
stroke-width: 2;
stroke-linecap: round;
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg rect,
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg path {
fill-opacity: 0;
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active {
pointer-events: none;
background-color: var(--_button-background-active);
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active path,
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active line {
stroke: var(--_accent-color);
}
#mathlive-environment-popover .MLEP__environment-delimiter-controls .MLEP__array-delimiter-options svg.active circle {
fill: var(--_accent-color);
}
`,V0=`/* The element that display info while in latex mode */
#mathlive-suggestion-popover {
background-color: rgba(97, 97, 97);
color: #fff;
text-align: center;
border-radius: 8px;
position: fixed;
z-index: 1;
display: none;
flex-direction: column;
justify-content: center;
box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
}
#mathlive-suggestion-popover.top-tip::after {
content: '';
position: absolute;
top: -15px;
left: calc(50% - 15px);
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 15px solid rgba(97, 97, 97);
font-size: 1rem;
}
#mathlive-suggestion-popover.bottom-tip::after {
content: '';
position: absolute;
bottom: -15px;
left: calc(50% - 15px);
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-top: 15px solid rgba(97, 97, 97);
font-size: 1rem;
}
#mathlive-suggestion-popover.is-animated {
transition: all 0.2s cubic-bezier(0.64, 0.09, 0.08, 1);
animation: ML__fade-in cubic-bezier(0, 0, 0.2, 1) 0.15s;
}
#mathlive-suggestion-popover.is-visible {
display: flex;
}
@keyframes ML__fade-in {
from {
opacity: 0;
}
to {
opacity: 1;
}
}
/* The wrapper class for the entire content of the popover panel */
#mathlive-suggestion-popover ul {
display: flex;
flex-flow: column;
list-style: none;
margin: 0;
padding: 0;
align-items: flex-start;
max-height: 400px;
overflow-y: auto;
}
#mathlive-suggestion-popover li {
display: flex;
flex-direction: row;
justify-content: space-between;
margin: 8px;
padding: 8px;
width: calc(100% - 16px - 16px);
column-gap: 1em;
border-radius: 8px;
cursor: pointer;
/* Since the content can be clicked on, provide feedback on hover */
}
#mathlive-suggestion-popover li a {
color: #5ea6fd;
padding-top: 0.3em;
margin-top: 0.4em;
display: block;
}
#mathlive-suggestion-popover li a:hover {
color: #5ea6fd;
text-decoration: underline;
}
#mathlive-suggestion-popover li:hover,
#mathlive-suggestion-popover li.is-pressed,
#mathlive-suggestion-popover li.is-active {
background: rgba(255, 255, 255, 0.1);
}
/* The command inside a popover (inside a #mathlive-suggestion-popover) */
.ML__popover__command {
font-size: 1.6rem;
font-family: KaTeX_Main;
}
.ML__popover__current {
background: #5ea6fd;
color: #fff;
}
.ML__popover__latex {
font-family: 'IBM Plex Mono', 'Source Code Pro', Consolas, 'Roboto Mono', Menlo, 'Bitstream Vera Sans Mono', 'DejaVu Sans Mono', Monaco, Courier, monospace;
align-self: center;
}
/* The keyboard shortcuts for a symbol as displayed in the popover */
.ML__popover__keybinding {
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-size: 0.8em;
opacity: 0.7;
}
/* Style for the character that joins the modifiers of a keyboard shortcut
(usually a "+" sign)*/
.ML__shortcut-join {
opacity: 0.5;
}
`,H0=`/* The element that displays the keys as the user type them */
#mathlive-keystroke-caption-panel {
visibility: hidden;
/*min-width: 160px;*/
/*background-color: rgba(97, 97, 200, .95);*/
background: var(--secondary, hsl(var(--_hue), 19%, 26%));
border-color: var(--secondary-border, hsl(0, 0%, 91%));
box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
text-align: center;
border-radius: 6px;
padding: 16px;
position: absolute;
z-index: 1;
display: flex;
flex-direction: row-reverse;
justify-content: center;
--keystroke: white;
--on-keystroke: #555;
--keystroke-border: #f7f7f7;
}
@media (prefers-color-scheme: dark) {
body:not([theme='light']) #mathlive-keystroke-caption-panel {
--keystroke: hsl(var(--_hue), 50%, 30%);
--on-keystroke: hsl(0, 0%, 98%);
--keystroke-border: hsl(var(--_hue), 50%, 25%);
}
}
body[theme='dark'] #mathlive-keystroke-caption-panel {
--keystroke: hsl(var(--_hue), 50%, 30%);
--on-keystroke: hsl(0, 0%, 98%);
--keystroke-border: hsl(var(--_hue), 50%, 25%);
}
#mathlive-keystroke-caption-panel > span {
min-width: 14px;
/*height: 8px;*/
margin: 0 8px 0 0;
padding: 4px;
background-color: var(--keystroke);
color: var(--on-keystroke);
fill: currentColor;
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-size: 1em;
border-radius: 6px;
border: 2px solid var(--keystroke-border);
/*box-shadow: 0 7px 14px rgba(0,0,0,0.25), 0 5px 5px rgba(0,0,0,0.22);*/
}
`,j0=`.ML__keyboard {
--_keyboard-height: 0;
--_keyboard-zindex: var(--keyboard-zindex, 105);
--_accent-color: var(--keyboard-accent-color, #0c75d8);
--_background: var(--keyboard-background, #cacfd7);
--_border: var(--keyboard-border, #ddd);
--_padding-horizontal: var(--keyboard-padding-horizontal, 0px);
--_padding-top: var(--keyboard-padding-top, 5px);
--_padding-bottom: var(--keyboard-padding-bottom, 0px);
--_row-padding-left: var(--keyboard-row-padding-left, 0px);
--_row-padding-right: var(--keyboard-row-padding-right, 0px);
--_toolbar-text: var(--keyboard-toolbar-text, #2c2e2f);
--_toolbar-text-active: var(--keyboard-toolbar-text-active, var(--_accent-color));
--_toolbar-background: var(--keyboard-toolbar-background, transparent);
--_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #eee);
--_toolbar-background-selected: var(--keyboard-toolbar-background-selected, transparent);
--_toolbar-font-size: var(--keyboard-toolbar-font-size, '135%');
--_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #fff);
--_keycap-background: var(--keycap-background, white);
--_keycap-background-hover: var(--keycap-background-hover, #f5f5f7);
--_keycap-background-active: var(--keycap-background-active, var(--_accent-color));
--_keycap-background-pressed: var(--keycap-background-pressed, var(--_accent-color));
--_keycap-border: var(--keycap-border, #e5e6e9);
--_keycap-border-bottom: var(--keycap-border-bottom, #8d8f92);
--_keycap-text: var(--keycap-text, #000);
--_keycap-text-active: var(--keycap-text-active, #fff);
--_keycap-text-hover: var(--keycap-text-hover, var(--_keycap-text));
--_keycap-text-pressed: var(--keycap-text-pressed, #fff);
--_keycap-shift-text: var(--keycap-shift-text, var(--_accent-color));
--_keycap-primary-background: var(--keycap-primary-background, var(--_accent-color));
--_keycap-primary-text: var(--keycap-primary-text, #ddd);
--_keycap-primary-background-hover: var(--keycap-primary-background-hover, #0d80f2);
--_keycap-secondary-background: var(--keycap-secondary-background, #a0a9b8);
--_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #7d8795);
--_keycap-secondary-text: var(--keycap-secondary-text, #060707);
--_keycap-secondary-border: var(--keycap-secondary-border, #c5c9d0);
--_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, #989da6);
--_keycap-height: var(--keycap-height, 60px);
/* Keycap width (incl. margin) */
--_keycap-max-width: var(--keycap-max-width, 100px);
--_keycap-gap: var(--keycap-gap, 8px);
--_keycap-font-size: var(--keycap-font-size, clamp(16px, 4cqw, 24px));
--_keycap-small-font-size: var(--keycap-small-font-size, calc(var(--keycap-font-size) * 0.8));
--_keycap-extra-small-font-size: var(--keycap-extra-small-font-size, calc(var(--keycap-font-size) / 1.42));
--_variant-panel-background: var(--variant-panel-background, #fff);
--_variant-keycap-text: var(--variant-keycap-text, var(--_keycap-text));
--_variant-keycap-text-active: var(--variant-keycap-text-active, var(--_keycap-text-active));
--_variant-keycap-background-active: var(--variant-keycap-background-active, var(--_accent-color));
--_variant-keycap-length: var(--variant-keycap-length, 70px);
--_variant-keycap-font-size: var(--variant-keycap-font-size, 30px);
--_variant-keycap-aside-font-size: var(--variant-keycap-aside-font-size, 12px);
--_keycap-shift-font-size: var(--keycap-shift-font-size, 16px);
--_keycap-shift-color: var(--keycap-shift-color, var(--_accent-color));
--_box-placeholder-color: var(--box-placeholder-color, var(--_accent-color));
--_box-placeholder-pressed-color: var(--box-placeholder-pressed-color, var(--keycap-text-pressed));
}
.is-math-mode .MLK__rows .if-text-mode,
.is-text-mode .MLK__rows .if-math-mode {
display: none;
}
.if-can-undo,
.if-can-redo,
.if-can-copy,
.if-can-cut,
.if-can-paste {
opacity: 0.4;
pointer-events: none;
}
.can-undo .if-can-undo,
.can-redo .if-can-redo,
.can-copy .if-can-copy,
.can-cut .if-can-cut,
.can-paste .if-can-paste {
opacity: 1;
pointer-events: all;
}
body > .ML__keyboard {
position: fixed;
--_padding-bottom: calc(var(--keyboard-padding-bottom, 0px) + env(safe-area-inset-bottom, 0));
}
body > .ML__keyboard.is-visible > .MLK__backdrop {
box-shadow: 0 -5px 6px rgba(0, 0, 0, 0.08);
border-top: 1px solid var(--_border);
}
body > .ML__keyboard.backdrop-is-transparent.is-visible > .MLK__backdrop {
box-shadow: none;
border: none;
}
body > .ML__keyboard.is-visible.animate > .MLK__backdrop {
transition: 0.28s cubic-bezier(0, 0, 0.2, 1);
transition-property: transform, opacity;
transition-timing-function: cubic-bezier(0.4, 0, 1, 1);
}
.ML__keyboard {
position: relative;
overflow: hidden;
top: 0;
left: 0;
height: 100%;
width: 100%;
z-index: var(--_keyboard-zindex);
box-sizing: border-box;
outline: none;
border: none;
margin: 0;
padding: 0;
line-height: 1;
overflow-wrap: unset;
text-align: left;
vertical-align: baseline;
cursor: auto;
white-space: pre;
box-shadow: none;
opacity: 1;
transform: none;
pointer-events: none;
}
.ML__keyboard :where(div) {
box-sizing: border-box;
outline: none;
border: none;
margin: 0;
padding: 0;
line-height: 1;
overflow-wrap: unset;
text-align: left;
vertical-align: baseline;
cursor: auto;
white-space: pre;
box-shadow: none;
transform: none;
}
.MLK__backdrop {
position: absolute;
bottom: calc(-1 * var(--_keyboard-height));
width: 100%;
height: var(--_keyboard-height);
box-sizing: border-box;
padding-top: var(--_padding-top);
padding-bottom: var(--_padding-bottom);
padding-left: var(--_padding-horizontal);
padding-right: var(--_padding-horizontal);
opacity: 0;
visibility: hidden;
transform: translate(0, 0);
background: var(--_background);
}
.backdrop-is-transparent .MLK__backdrop {
background: transparent;
}
/* If a custom layout has a custom container/backdrop
(backdrop-is-transparent), make sure to let pointer event go through. */
.backdrop-is-transparent .MLK__plate {
background: transparent;
pointer-events: none;
}
/* If a custom layout has a custom container/backdrop, make sure to
allow pointer events on it. */
.backdrop-is-transparent .MLK__layer > div > div {
pointer-events: all;
}
.ML__keyboard.is-visible > .MLK__backdrop {
transform: translate(0, calc(-1 * var(--_keyboard-height)));
opacity: 1;
visibility: visible;
}
.caps-lock-indicator {
display: none;
width: 8px;
height: 8px;
background: #0cbc0c;
box-shadow: inset 0 0 4px 0 #13ca13, 0 0 4px 0 #a9ef48;
border-radius: 8px;
right: 8px;
top: 8px;
position: absolute;
}
.ML__keyboard.is-caps-lock .caps-lock-indicator {
display: block;
}
.ML__keyboard.is-caps-lock .shift {
background: var(--_keycap-background-active);
color: var(--_keycap-text-active);
}
.MLK__plate {
position: absolute;
top: var(--_padding-top);
left: var(--_padding-horizontal);
width: calc(100% - 2 * var(--_padding-horizontal));
margin: 0;
padding: 0;
box-sizing: border-box;
container-type: inline-size;
touch-action: none;
-webkit-user-select: none;
user-select: none;
pointer-events: all;
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-size: 16px;
/* Size of toolbar labels */
font-weight: 400;
text-shadow: none;
}
.ML__box-placeholder {
color: var(--_box-placeholder-color);
}
.MLK__tex {
font-family: KaTeX_Main, KaTeX_Math, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;
}
.MLK__tex-math {
font-family: KaTeX_Math, KaTeX_Main, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;
font-style: italic;
}
.MLK__layer {
display: none;
outline: none;
}
.MLK__layer.is-visible {
display: flex;
flex-flow: column;
}
/* Keyboard layouts are made or rows of keys... */
.MLK__rows {
--_keycap-width: min(var(--_keycap-max-width), 10cqw);
display: flex;
flex-flow: column;
align-items: center;
border-collapse: separate;
clear: both;
border: 0;
margin: 0;
margin-bottom: var(--_keycap-gap);
gap: var(--_keycap-gap);
/* If the styling include, e.g., some shadows, they will be
cut off by the overflow. In that case, set the padding to
compensate. */
padding-left: var(--_row-padding-left);
padding-right: var(--_row-padding-right);
overflow: visible;
touch-action: none;
}
.MLK__rows > .MLK__row {
display: flex;
flex-flow: row;
justify-content: center;
width: 100%;
gap: var(--_keycap-gap);
margin: 0;
padding: 0;
/* For the alignment of the text on some modifiers (e.g. shift) */
/* Extra spacing between two adjacent keys */
}
.MLK__rows > .MLK__row .tex {
font-family: KaTeX_Math, KaTeX_Main, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;
}
.MLK__rows > .MLK__row .tex-math {
font-family: KaTeX_Math, 'Cambria Math', 'Asana Math', OpenSymbol, Symbola, STIX, Times, serif !important;
}
.MLK__rows > .MLK__row .big-op {
font-size: calc(1.25 * var(--_keycap-font-size));
}
.MLK__rows > .MLK__row .small {
font-size: var(--_keycap-small-font-size);
}
.MLK__rows > .MLK__row .bottom {
justify-content: flex-end;
}
.MLK__rows > .MLK__row .left {
align-items: flex-start;
padding-left: 12px;
}
.MLK__rows > .MLK__row .right {
align-items: flex-end;
padding-right: 12px;
}
.MLK__rows > .MLK__row .w0 {
width: 0;
}
.MLK__rows > .MLK__row .w5 {
width: calc(0.5 * var(--_keycap-width) - var(--_keycap-gap));
}
.MLK__rows > .MLK__row .w15 {
width: calc(1.5 * var(--_keycap-width) - var(--_keycap-gap));
}
.MLK__rows > .MLK__row .w20 {
width: calc(2 * var(--_keycap-width) - var(--_keycap-gap));
}
.MLK__rows > .MLK__row .w40 {
width: calc(4 * var(--_keycap-width) - var(--_keycap-gap));
}
.MLK__rows > .MLK__row .w50 {
width: calc(5 * var(--_keycap-width) - var(--_keycap-gap));
}
.MLK__rows > .MLK__row .MLK__keycap.w50 {
font-size: 80%;
padding-top: 10px;
font-weight: 100;
}
.MLK__rows > .MLK__row .separator {
background: transparent;
border: none;
pointer-events: none;
}
.MLK__rows > .MLK__row .horizontal-rule {
height: 6px;
margin-top: 3px;
margin-bottom: 0;
width: 100%;
border-radius: 0;
border-top: var(--_horizontal-rule);
}
.MLK__rows > .MLK__row .ghost {
background: var(--_toolbar-background);
border: none;
color: var(--_toolbar-text);
}
.MLK__rows > .MLK__row .ghost:hover {
background: var(--_toolbar-background-hover);
}
.MLK__rows > .MLK__row .bigfnbutton {
font-size: var(--_keycap-extra-small-font-size);
}
.MLK__rows > .MLK__row .shift,
.MLK__rows > .MLK__row .action {
color: var(--_keycap-secondary-text);
background: var(--_keycap-secondary-background);
border-color: var(--_keycap-secondary-border);
border-bottom-color: var(--_keycap-secondary-border-bottom);
line-height: 0.8;
font-size: min(1rem, var(--_keycap-small-font-size));
font-weight: 600;
padding: 8px 12px 8px 12px;
}
.MLK__rows > .MLK__row .shift:hover,
.MLK__rows > .MLK__row .action:hover {
background: var(--_keycap-secondary-background-hover);
}
.MLK__rows > .MLK__row .action.primary {
background: var(--_keycap-primary-background);
color: var(--_keycap-primary-text);
}
.MLK__rows > .MLK__row .action.primary:hover {
background: var(--_keycap-primary-background-hover);
color: var(--_keycap-primary-text);
}
.MLK__rows > .MLK__row .shift.selected,
.MLK__rows > .MLK__row .action.selected {
color: var(--_toolbar-text-active);
}
.MLK__rows > .MLK__row .shift.selected.is-pressed,
.MLK__rows > .MLK__row .action.selected.is-pressed,
.MLK__rows > .MLK__row .shift.selected.is-active,
.MLK__rows > .MLK__row .action.selected.is-active {
color: white;
}
.MLK__rows > .MLK__row .warning {
background: #cd0030;
color: white;
}
.MLK__rows > .MLK__row .warning svg.svg-glyph {
width: 24px;
height: 24px;
min-height: 24px;
}
/** A regular keycap
* Use the :where() pseudo-class to give it a very low specifity,
* so that it can be overriden by custom style.
*/
:where(.MLK__rows > .MLK__row div) {
display: flex;
flex-flow: column;
align-items: center;
justify-content: space-evenly;
width: calc(var(--_keycap-width) - var(--_keycap-gap));
height: var(--_keycap-height);
box-sizing: border-box;
padding: 0;
vertical-align: top;
text-align: center;
float: left;
color: var(--_keycap-text);
fill: currentColor;
font-size: var(--_keycap-font-size);
background: var(--_keycap-background);
border: 1px solid var(--_keycap-border);
border-bottom-color: var(--_keycap-border-bottom);
border-radius: 6px;
cursor: pointer;
touch-action: none;
/* Keys with a variants panel */
position: relative;
overflow: hidden;
-webkit-user-select: none;
user-select: none;
-webkit-tap-highlight-color: transparent;
}
:where(.MLK__rows > .MLK__row div):hover {
overflow: visible;
background: var(--_keycap-background-hover);
}
:where(.MLK__rows > .MLK__row div) .ML__latex {
pointer-events: none;
touch-action: none;
}
:where(.MLK__rows > .MLK__row div) svg.svg-glyph {
margin: 8px 0;
width: 20px;
height: 20px;
min-height: 20px;
}
:where(.MLK__rows > .MLK__row div) svg.svg-glyph-lg {
margin: 8px 0;
width: 24px;
height: 24px;
min-height: 24px;
}
:where(.MLK__rows > .MLK__row div).MLK__tex-math {
font-size: 25px;
}
:where(.MLK__rows > .MLK__row div).is-pressed {
background: var(--_keycap-background-pressed);
color: var(--_keycap-text-pressed);
--_box-placeholder-color: var(--_box-placeholder-pressed-color);
}
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-active,
:where(.MLK__rows > .MLK__row div).action.is-active,
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-pressed,
:where(.MLK__rows > .MLK__row div).action.is-pressed {
z-index: calc(var(--_keyboard-zindex) - 5);
}
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-active aside,
:where(.MLK__rows > .MLK__row div).action.is-active aside,
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-pressed aside,
:where(.MLK__rows > .MLK__row div).action.is-pressed aside {
display: none;
}
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-active .MLK__shift,
:where(.MLK__rows > .MLK__row div).action.is-active .MLK__shift,
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-pressed .MLK__shift,
:where(.MLK__rows > .MLK__row div).action.is-pressed .MLK__shift {
display: none;
}
:where(.MLK__rows > .MLK__row div).shift.is-pressed,
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-pressed,
:where(.MLK__rows > .MLK__row div).action.is-pressed {
background: var(--_keycap-background-pressed);
color: var(--_keycap-text-pressed);
}
:where(.MLK__rows > .MLK__row div).shift.is-active,
:where(.MLK__rows > .MLK__row div).MLK__keycap.is-active,
:where(.MLK__rows > .MLK__row div).action.is-active {
background: var(--_keycap-background-active);
color: var(--_keycap-text-active);
--_box-placeholder-color: var(--_box-placeholder-pressed-color);
}
:where(.MLK__rows > .MLK__row div) small {
color: var(--_keycap-secondary-text);
}
:where(.MLK__rows > .MLK__row div) aside {
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-size: 10px;
line-height: 10px;
color: var(--_keycap-secondary-text);
}
/* Add an attribute 'data-tooltip' to display a tooltip on hover.
Note there are a different set of tooltip rules for the keyboard toggle
(it's in a different CSS tree) */
.ML__keyboard [data-tooltip] {
position: relative;
}
.ML__keyboard [data-tooltip]::after {
position: absolute;
display: inline-table;
content: attr(data-tooltip);
top: inherit;
bottom: 100%;
width: max-content;
max-width: 200px;
padding: 8px 8px;
background: #616161;
color: #fff;
text-align: center;
z-index: 2;
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);
border-radius: 2px;
font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
font-weight: 400;
font-size: 12px;
transition: all 0.15s cubic-bezier(0.4, 0, 1, 1) 1s;
opacity: 0;
transform: scale(0.5);
}
.ML__keyboard [data-tooltip]:hover {
position: relative;
}
.ML__keyboard [data-tooltip]:hover::after {
opacity: 1;
transform: scale(1);
}
.MLK__toolbar {
align-self: center;
display: flex;
flex-flow: row;
justify-content: space-between;
width: 100%;
max-width: 996px;
min-height: 32px;
/* Icons for undo/redo, etc. */
}
.MLK__toolbar svg {
height: 20px;
width: 20px;
}
.MLK__toolbar > .left {
position: relative;
display: flex;
justify-content: flex-start;
flex-flow: row;
}
.MLK__toolbar > .right {
display: flex;
justify-content: flex-end;
flex-flow: row;
}
.MLK__toolbar > div > div {
/* "button" in the toolbar */
display: flex;
align-items: center;
justify-content: center;
color: var(--_toolbar-text);
fill: currentColor;
background: var(--_toolbar-background);
font-size: var(--_toolbar-font-size);
padding: 4px 15px;
cursor: pointer;
width: max-content;
min-width: 42px;
min-height: 34px;
border: none;
padding-left: 10px;
padding-right: 10px;
padding-bottom: 8px;
padding-top: 8px;
margin-top: 0;
margin-bottom: 4px;
margin-left: 4px;
margin-right: 4px;
border-radius: 8px;
box-shadow: none;
border-bottom: 2px solid transparent;
}
.MLK__toolbar > div > div:not(.disabled):not(.selected):hover {
background: var(--_toolbar-background-hover);
}
.MLK__toolbar > div > div.disabled svg,
.MLK__toolbar > div > div.disabled:hover svg,
.MLK__toolbar > div > div.disabled.is-pressed svg {
color: var(--_toolbar-text);
opacity: 0.2;
}
.MLK__toolbar > div > div:hover,
.MLK__toolbar > div > div:active,
.MLK__toolbar > div > div.is-pressed,
.MLK__toolbar > div > div.is-active {
color: var(--_toolbar-text-active);
}
.MLK__toolbar > div > div.selected {
color: var(--_toolbar-text-active);
background: var(--_toolbar-background-selected);
border-radius: 0;
border-bottom-color: var(--_toolbar-text-active);
padding-bottom: 4px;
margin-bottom: 8px;
}
/* This is the element that displays variants on press+hold */
.MLK__variant-panel {
visibility: hidden;
position: fixed;
display: flex;
flex-flow: row wrap-reverse;
justify-content: center;
align-content: center;
margin: 0;
padding: 0;
bottom: auto;
top: 0;
box-sizing: content-box;
transform: none;
z-index: calc(var(--_keyboard-zindex) + 1);
touch-action: none;
max-width: 350px;
background: var(--_variant-panel-background);
text-align: center;
border-radius: 6px;
padding: 6px;
box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
transition: none;
}
.MLK__variant-panel.is-visible {
visibility: visible;
}
.MLK__variant-panel.compact {
--_variant-keycap-length: var(--variant-keycap-length, 50px);
--_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);
--_variant-keycap-aside-font-size: var(--variant-keycap-aside-font-size, 10px);
}
.MLK__variant-panel .item {
display: flex;
flex-flow: column;
align-items: center;
justify-content: center;
font-size: var(--_variant-keycap-font-size);
height: var(--_variant-keycap-length);
width: var(--_variant-keycap-length);
margin: 0;
box-sizing: border-box;
border-radius: 5px;
border: 1px solid transparent;
background: transparent;
pointer-events: all;
cursor: pointer;
color: var(--_variant-keycap-text);
fill: currentColor;
}
@media (max-height: 412px) {
.MLK__variant-panel .item {
--_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);
--_variant-keycap-length: var(--variant-keycap-length, 50px);
}
}
.MLK__variant-panel .item .ML__latex {
pointer-events: none;
}
.MLK__variant-panel .item.is-active {
background: var(--_variant-keycap-background-active);
color: var(--_variant-keycap-text-active);
}
.MLK__variant-panel .item.is-pressed {
background: var(--_variant-keycap-background-pressed);
color: var(--_variant-keycap-text-pressed);
}
.MLK__variant-panel .item.small {
font-size: var(--_keycap-small-font-size);
}
.MLK__variant-panel .item.swatch-button {
box-sizing: border-box;
background: #fbfbfb;
}
.MLK__variant-panel .item.swatch-button > span {
display: inline-block;
margin: 6px;
width: calc(100% - 12px);
height: calc(100% - 12px);
border-radius: 50%;
}
.MLK__variant-panel .item.swatch-button:hover {
background: #f0f0f0;
}
.MLK__variant-panel .item.swatch-button:hover > span {
border-radius: 2px;
}
.MLK__variant-panel .item.box > div,
.MLK__variant-panel .item.box > span {
border: 1px dashed rgba(0, 0, 0, 0.24);
}
.MLK__variant-panel .item .warning {
min-height: 60px;
min-width: 60px;
background: #cd0030;
color: white;
padding: 5px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 5px;
}
.MLK__variant-panel .item .warning.is-pressed,
.MLK__variant-panel .item .warning.is-active {
background: red;
}
.MLK__variant-panel .item .warning svg.svg-glyph {
width: 50px;
height: 50px;
}
.MLK__variant-panel .item aside {
font-size: var(--_variant-keycap-aside-font-size);
line-height: 12px;
opacity: 0.78;
padding-top: 2px;
}
.MLK__keycap {
position: relative;
}
.MLK__shift {
display: block;
position: absolute;
right: 4px;
top: 4px;
font-size: var(--_keycap-shift-font-size);
color: var(--_keycap-shift-color);
}
.hide-shift .MLK__shift {
display: none;
}
@media (max-width: 414px) {
.MLK__variant-panel {
max-width: 350px;
--_variant-keycap-font-size: var(--variant-keycap-font-size, 24px);
--_variant-keycap-length: var(--variant-keycap-length, 50px);
}
}
/* @xs breakpoint: iPhone 5 */
@container (max-width: 414px) {
.MLK__rows {
--_keycap-gap: max(var(--_keycap-gap, 2px), 2px);
--_keycap-height: max(var(--_keycap-height), 42px);
--_keycap-width: min(min(var(--_keycap-max-width), 10cqw), 62px);
}
.MLK__toolbar > div > div {
font-size: 100%;
margin-left: 2px;
margin-right: 2px;
}
.MLK__rows .shift,
.MLK__rows .action {
font-size: 65%;
}
.MLK__rows .warning svg.svg-glyph {
width: 14px;
height: 14px;
min-height: 14px;
}
}
@container (max-width: 744px) {
.MLK__rows {
--_keycap-gap: max(var(--keycap-gap, 2px), 2px);
--_keycap-height: max(var(--keycap-height, 52px), 52px);
--_keycap-width: min(min(var(--_keycap-max-width), 10cqw), 62px);
}
.MLK__toolbar > div > div {
padding-left: 0;
padding-right: 0;
}
.MLK__tooltip::after {
padding: 8px 16px;
font-size: 16px;
}
.MLK__rows > .MLK__row > div.fnbutton {
font-size: 16px;
}
.MLK__rows > .MLK__row > div.bigfnbutton {
font-size: calc(var(--_keycap-extra-small-font-size) / 1.55);
}
.MLK__rows > .MLK__row > div.small {
font-size: 13px;
}
.MLK__rows > .MLK__row > div > aside {
display: none;
}
.MLK__shift {
display: none;
}
}
/* Medium breakpoint: larger phones */
@container (max-width: 768px) {
.MLK__rows {
--_keycap-height: max(var(--keycap-height, 42px), 42px);
}
.MLK__rows > .MLK__row > div > small {
font-size: 14px;
}
}
@media (max-height: 768px) {
.MLK__rows {
--_keycap-height: max(var(--keycap-height, 42px), 42px);
}
.MLK__rows > .MLK__row > div > small {
font-size: 14px;
}
}
@container (max-width: 1444px) {
.MLK__rows .if-wide {
display: none;
}
}
@media (prefers-color-scheme: dark) {
.ML__keyboard {
--_accent-color: var(--keyboard-accent-color, #0b5c9c);
--_background: var(--keyboard-background, #151515);
--_border: var(--keyboard-border, transparent);
--_toolbar-text: var(--keyboard-toolbar-text, #e3e4e8);
--_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #303030);
--keyboard-toolbar-background-hover: #303030;
--_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #303030);
--_keycap-background: var(--keycap-background, #1f2022);
--_keycap-background-hover: var(--keycap-background-hover, #2f3032);
--_keycap-border: var(--_keycap-border, transparent);
--_keycap-border-bottom: var(--_keycap-border-bottom, transparent);
--_keycap-text: var(--keycap-text, #e3e4e8);
--_keycap-secondary-background: var(--keycap-secondary-background, #3d4144);
--_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #4d5154);
--_keycap-secondary-text: var(--keycap-secondary-text, #e7ebee);
--keycap-secondary-border: transparent;
--keycap-secondary-border-bottom: transparent;
--_keycap-secondary-border: var(--keycap-secondary-border, transparent);
--_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, transparent);
--_variant-panel-background: var(--variant-panel-background, #303030);
--_variant-keycap-text-active: var(--variant-keycap-text-active, #fff);
}
}
/* Same as the media query, but with a class */
[theme='dark'] .ML__keyboard {
--_accent-color: var(--keyboard-accent-color, #0b5c9c);
--_background: var(--keyboard-background, #151515);
--_border: var(--keyboard-border, transparent);
--_toolbar-text: var(--keyboard-toolbar-text, #e3e4e8);
--_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #303030);
--keyboard-toolbar-background-hover: #303030;
--_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #303030);
--_keycap-background: var(--keycap-background, #1f2022);
--_keycap-background-hover: var(--keycap-background-hover, #2f3032);
--_keycap-border: var(--_keycap-border, transparent);
--_keycap-border-bottom: var(--_keycap-border-bottom, transparent);
--_keycap-text: var(--keycap-text, #e3e4e8);
--_keycap-secondary-background: var(--keycap-secondary-background, #3d4144);
--_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #4d5154);
--_keycap-secondary-text: var(--keycap-secondary-text, #e7ebee);
--keycap-secondary-border: transparent;
--keycap-secondary-border-bottom: transparent;
--_keycap-secondary-border: var(--keycap-secondary-border, transparent);
--_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, transparent);
--_variant-panel-background: var(--variant-panel-background, #303030);
--_variant-keycap-text-active: var(--variant-keycap-text-active, #fff);
}
[theme='light'] .ML__keyboard {
--_accent-color: var(--keyboard-accent-color, #0c75d8);
--_background: var(--keyboard-background, #cacfd7);
--_border: var(--keyboard-border, #ddd);
--_toolbar-text: var(--keyboard-toolbar-text, #2c2e2f);
--_toolbar-background: var(--keyboard-toolbar-background, transparent);
--_toolbar-background-hover: var(--keyboard-toolbar-background-hover, #eee);
--_toolbar-background-selected: var(--keyboard-toolbar-background-selected, transparent);
--_horizontal-rule: var(--keyboard-horizontal-rule, 1px solid #fff);
--_keycap-background: var(--keycap-background, white);
--_keycap-background-hover: var(--keycap-background-hover, #f5f5f7);
--_keycap-background-active: var(--keycap-background-active, var(--_accent-color));
--_keycap-background-pressed: var(--keycap-background-pressed, var(--_accent-color));
--_keycap-border: var(--_keycap-border, #e5e6e9);
--_keycap-border-bottom: var(--_keycap-border-bottom, #8d8f92);
--_keycap-text: var(--keycap-text, #000);
--_keycap-text-active: var(--keycap-text-active, #fff);
--_keycap-text-hover: var(--keycap-text-hover, var(--_keycap-text));
--_keycap-text-pressed: var(--keycap-text-pressed, #fff);
--_keycap-shift-text: var(--keycap-shift-text, var(--_accent-color));
--_keycap-secondary-background: var(--keycap-secondary-background, #a0a9b8);
--_keycap-secondary-background-hover: var(--keycap-secondary-background-hover, #7d8795);
--_keycap-secondary-text: var(--keycap-secondary-text, #060707);
--_keycap-secondary-border: var(--keycap-secondary-border, #c5c9d0);
--_keycap-secondary-border-bottom: var(--keycap-secondary-border-bottom, #989da6);
--_variant-panel-background: var(--variant-panel-background, #fff);
--_variant-keycap-text: var(--variant-keycap-textvar, var(--_keycap-text));
--_variant-keycap-text-active: var(--variant-keycap-text-active, var(--_keycap-text-active));
--_variant-keycap-background-active: var(--variant-keycap-background-active, var(--_accent-color));
}
`,G0=`:host {
--primary-color: #5898ff;
--primary-color-dimmed: #c0c0f0;
--primary-color-dark: var(--blue-500);
--primary-color-light: var(--blue-100);
--primary-color-reverse: #ffffff;
--secondary-color: #ff8a65;
--secondary-color-dimmed: #f0d5c5;
--secondary-color-dark: var(--orange-500);
--secondary-color-light: var(--orange-100);
--secondary-color-reverse: #ffffff;
--link-color: #5898ff;
--link-color-dimmed: #c5c5c5;
--link-color-dark: #121212;
--link-color-light: #e2e2e2;
--link-color-reverse: #ffffff;
--semantic-blue: var(--blue-700);
--semantic-red: var(--red-400);
--semantic-orange: var(--orange-400);
--semantic-green: var(--green-700);
--neutral-100: #f5f5f5;
--neutral-200: #eeeeee;
--neutral-300: #e0e0e0;
--neutral-400: #bdbdbd;
--neutral-500: #9e9e9e;
--neutral-600: #757575;
--neutral-700: #616161;
--neutral-800: #424242;
--neutral-900: #212121;
--red-25: #fff8f7;
--red-50: #fff1ef;
--red-100: #ffeae6;
--red-200: #ffcac1;
--red-300: #ffa495;
--red-400: #ff7865;
--red-500: #f21c0d;
--red-600: #e50018;
--red-700: #d30024;
--red-800: #bd002c;
--red-900: #a1002f;
--orange-25: #fffbf8;
--orange-50: #fff7f1;
--orange-100: #fff3ea;
--orange-200: #ffe1c9;
--orange-300: #ffcca2;
--orange-400: #ffb677;
--orange-500: #fe9310;
--orange-600: #f58700;
--orange-700: #ea7c00;
--orange-800: #dc6d00;
--orange-900: #ca5b00;
--brown-25: #fff8ef;
--brown-50: #fff1df;
--brown-100: #ffe9ce;
--brown-200: #ebcca6;
--brown-300: #cdaf8a;
--brown-400: #af936f;
--brown-500: #856a47;
--brown-600: #7f5e34;
--brown-700: #78511f;
--brown-800: #6e4200;
--brown-900: #593200;
--yellow-25: #fffdf9;
--yellow-50: #fffcf2;
--yellow-100: #fffaec;
--yellow-200: #fff2ce;
--yellow-300: #ffe8ab;
--yellow-400: #ffdf85;
--yellow-500: #ffcf33;
--yellow-600: #f1c000;
--yellow-700: #dfb200;
--yellow-800: #c9a000;
--yellow-900: #ad8a00;
--lime-25: #f4ffee;
--lime-50: #e9ffdd;
--lime-100: #ddffca;
--lime-200: #a8fb6f;
--lime-300: #94e659;
--lime-400: #80d142;
--lime-500: #63b215;
--lime-600: #45a000;
--lime-700: #268e00;
--lime-800: #007417;
--lime-900: #005321;
--green-25: #f5fff5;
--green-50: #ebffea;
--green-100: #e0ffdf;
--green-200: #a7ffa7;
--green-300: #5afa65;
--green-400: #45e953;
--green-500: #17cf36;
--green-600: #00b944;
--green-700: #00a34a;
--green-800: #008749;
--green-900: #00653e;
--teal-25: #f3ffff;
--teal-50: #e6fffe;
--teal-100: #d9fffe;
--teal-200: #8dfffe;
--teal-300: #57f4f4;
--teal-400: #43e5e5;
--teal-500: #17cfcf;
--teal-600: #00c2c0;
--teal-700: #00b5b1;
--teal-800: #00a49e;
--teal-900: #009087;
--cyan-25: #f7fcff;
--cyan-50: #eff8ff;
--cyan-100: #e7f5ff;
--cyan-200: #c2e6ff;
--cyan-300: #95d5ff;
--cyan-400: #61c4ff;
--cyan-500: #13a7ec;
--cyan-600: #069eda;
--cyan-700: #0095c9;
--cyan-800: #0088b2;
--cyan-900: #0a7897;
--blue-25: #f7faff;
--blue-50: #eef5ff;
--blue-100: #e5f1ff;
--blue-200: #bfdbff;
--blue-300: #92c2ff;
--blue-400: #63a8ff;
--blue-500: #0d80f2;
--blue-600: #0077db;
--blue-700: #006dc4;
--blue-800: #0060a7;
--blue-900: #005086;
--indigo-25: #f8f7ff;
--indigo-50: #f1efff;
--indigo-100: #eae7ff;
--indigo-200: #ccc3ff;
--indigo-300: #ac99ff;
--indigo-400: #916aff;
--indigo-500: #63c;
--indigo-600: #5a21b2;
--indigo-700: #4e0b99;
--indigo-800: #3b0071;
--indigo-900: #220040;
--purple-25: #fbf7ff;
--purple-50: #f8f0ff;
--purple-100: #f4e8ff;
--purple-200: #e4c4ff;
--purple-300: #d49aff;
--purple-400: #c36aff;
--purple-500: #a219e6;
--purple-600: #9000c4;
--purple-700: #7c009f;
--purple-800: #600073;
--purple-900: #3d0043;
--magenta-25: #fff8fb;
--magenta-50: #fff2f6;
--magenta-100: #ffebf2;
--magenta-200: #ffcddf;
--magenta-300: #ffa8cb;
--magenta-400: #ff7fb7;
--magenta-500: #eb4799;
--magenta-600: #da3689;
--magenta-700: #c82179;
--magenta-800: #b00065;
--magenta-900: #8a004c;
}
@media (prefers-color-scheme: dark) {
:host {
--semantic-blue: var(--blue-700);
--semantic-red: var(--red-400);
--semantic-orange: var(--orange-400);
--semantic-green: var(--green-700);
--semantic-bg-blue: var(--blue-25);
--semantic-bg-red: var(--red-25);
--semantic-bg-orange: var(--orange-25);
--semantic-bg-green: var(--green-25);
--neutral-100: #121212;
--neutral-200: #424242;
--neutral-300: #616161;
--neutral-400: #757575;
--neutral-500: #9e9e9e;
--neutral-600: #bdbdbd;
--neutral-700: #e0e0e0;
--neutral-800: #eeeeee;
--neutral-900: #f5f5f5;
}
}
:host([theme='dark']) {
--semantic-blue: var(--blue-700);
--semantic-red: var(--red-400);
--semantic-orange: var(--orange-400);
--semantic-green: var(--green-700);
--semantic-bg-blue: var(--blue-25);
--semantic-bg-red: var(--red-25);
--semantic-bg-orange: var(--orange-25);
--semantic-bg-green: var(--green-25);
--neutral-100: #121212;
--neutral-200: #424242;
--neutral-300: #616161;
--neutral-400: #757575;
--neutral-500: #9e9e9e;
--neutral-600: #bdbdbd;
--neutral-700: #e0e0e0;
--neutral-800: #eeeeee;
--neutral-900: #f5f5f5;
}
/* @media (prefers-color-scheme: dark) {
:host {
--label-color: #fff;
--active-label-color: #000;
--menu-bg: #525252;
--active-bg: #5898ff;
--active-bg-dimmed: #5c5c5c;
}
} */
:host {
--ui-font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont,
'Segoe UI', Helvetica, Arial, sans-serif, 'Apple Color Emoji',
'Segoe UI Emoji', 'Segoe UI Symbol';
--ui-font-size: 14px;
--ui-line-height: 1.5;
--ui-letter-spacing: 0.007em;
--mono-font-family: 'Berkeley Mono', 'JetBrains Mono', 'IBM Plex Mono',
'Source Code Pro', Menlo, Monaco, 'Courier New', monospace;
--ui-layer-1: var(--neutral-100);
--ui-layer-2: var(--neutral-200);
--ui-layer-3: var(--neutral-300);
--ui-layer-4: var(--neutral-400);
--ui-layer-5: var(--neutral-500);
--ui-layer-6: var(--neutral-600);
--ui-border-color: var(--primary-color);
--ui-border-radius: 4px;
--ui-text: var(--neutral-900);
--ui-text-secondary: var(--neutral-700);
--ui-text-placeholder: var(--neutral-500);
--ui-text-muted: var(--neutral-300);
/** A field is a UI element in which a user can type data, for
* example an input or textarea element.
*/
--ui-field-bg: var(--neutral-100);
--ui-field-bg-hover: var(--neutral-100);
--ui-field-bg-disabled: var(--neutral-300);
--ui-field-bg-invalid: var(--red-100);
--ui-field-bg-focus: var(--neutral-100);
--ui-field-border: 0.5px solid var(--border-color);
--ui-field-border-hover: 0.5px solid var(--border-color);
--ui-field-border-disabled: 0.5px solid var(--border-color);
--ui-field-border-invalid: 0.5px solid var(--border-color);
--ui-field-border-focus: 0.5px solid var(--border-color);
--ui-menu-bg: var(--neutral-100);
--ui-menu-text: var(--neutral-900);
--ui-menu-bg-hover: var(--neutral-200);
--ui-menu-text-hover: var(--neutral-900);
/** The \`active\` state is used for the state of menu items
* when they are selected.
*/
--ui-menu-bg-active: var(--primary-color);
--ui-menu-text-active: var(--primary-color-reverse);
/** The \`active-muted\` set is used for the state of
* submenus when they are open.
*/
--ui-menu-bg-active-muted: var(--neutral-300);
--ui-menu-text-active-muted: var(--neutral-900);
/* --ui-menu-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.302),
0 2px 6px 2px rgba(60, 64, 67, 0.149); */
--ui-menu-shadow: 0 0 2px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 0, 0, 0.2);
--ui-menu-divider: 0.5px solid #c7c7c7;
/* var(--neutral-300); */
--ui-menu-z-index: 10000;
--page-bg: var(--neutral-100);
--content-bg: var(--neutral-200);
}
@media (prefers-color-scheme: dark) {
:host {
--ui-menu-bg: var(--neutral-200);
}
}
:host([theme='dark']) {
--ui-menu-bg: var(--neutral-200);
}
/* PingFang SC is a macOS font. Microsoft Yahei is a Windows font.
Noto is a Linux/Android font.
*/
:lang(zh-cn),
:lang(zh-sg),
:lang(zh-my),
:lang(zh) {
--ui-font-family: -apple-system, system-ui, 'PingFang SC', 'Hiragino Sans GB',
'Noto Sans CJK SC', 'Noto Sans SC', 'Noto Sans', 'Microsoft Yahei UI',
'Microsoft YaHei New', 'Microsoft Yahei', '\u5FAE\u8F6F\u96C5\u9ED1', SimSun, '\u5B8B\u4F53',
STXihei, '\u534E\u6587\u7EC6\u9ED1', sans-serif;
}
:lang(zh-tw),
:lang(zh-hk),
:lang(zh-mo) {
--ui-font-family: -apple-system, system-ui, 'Noto Sans',
'Microsoft JhengHei UI', 'Microsoft JhengHei', '\u5FAE\u8EDF\u6B63\u9ED1\u9AD4', '\u65B0\u7D30\u660E\u9AD4',
'PMingLiU', '\u7D30\u660E\u9AD4', 'MingLiU', sans-serif;
}
:lang(ja),
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}
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}
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--ui-font-family: -apple-system, system-ui, 'Noto Sans CJK KR', 'Noto Sans KR',
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}
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:lang(zh-sg),
:lang(zh-my),
:lang(zh),
:lang(zh-tw),
:lang(zh-hk),
:lang(zh-mo),
:lang(ja),
:lang(ja-jp),
:lang(ja-jp-mac),
:lang(ko),
:lang(ko-kr),
:lang(ko-kr-std),
:lang(ko-kr-apple) {
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--ui-line-height: 1.7;
--ui-letter-spacing: 0;
}
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--ui-letter-spacing: 0;
}
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.ui-menu ::after {
box-sizing: border-box;
}
.ui-menu {
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color-scheme: light dark;
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user-select: none;
cursor: default;
-webkit-touch-callout: none;
-webkit-tap-highlight-color: rgba(0 0 0 0);
--active-label-color: #fff;
/* ui-menu-text-active */
--label-color: #121212;
/* ui-menu-text */
--menu-bg: #e2e2e2;
/* ui-menu-background */
--active-bg: #5898ff;
/* ui-menu-background-active */
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}
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overflow: visible;
width: auto;
height: auto;
z-index: 10000;
border-radius: 8px;
background: var(--ui-menu-bg);
box-shadow: var(--ui-menu-shadow);
list-style: none;
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margin: 0;
user-select: none;
cursor: default;
color: var(--ui-menu-text);
font-weight: normal;
font-style: normal;
text-shadow: none;
text-transform: none;
letter-spacing: 0;
outline: none;
opacity: 1;
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border: none;
width: fit-content;
height: fit-content;
}
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flex-flow: row;
align-items: center;
padding: 1px 7px 1px 7px;
margin-top: 0;
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margin-right: 6px;
border-radius: 4px;
white-space: nowrap;
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outline: none;
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font-size: var(--ui-font-size);
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background: none;
outline: none;
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margin: 0;
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margin-right: 15px;
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margin-bottom: 5px;
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.ui-trailing-chevron {
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width: 10px;
height: 10px;
margin-bottom: 4px;
}
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transform: scaleX(-1);
}
.ui-checkmark {
display: flex;
margin-inline-end: -11px;
margin-inline-start: -4px;
margin-top: 2px;
width: 16px;
height: 16px;
}
.ui-mixedmark {
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width: 16px;
height: 16px;
}
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this.arraystretch!==void 0&&(t.arraystretch=this.arraystretch),this.arraycolsep!==void 0&&(t.arraycolsep=this.arraycolsep),this.leftDelim&&(t.leftDelim=this.leftDelim),this.rightDelim&&(t.rightDelim=this.rightDelim),t}branch(t){var r;if(cu(t))return(r=this.array[t[0]][t[1]])!=null?r:void 0}createBranch(t){var r;return cu(t)?(this.isDirty=!0,(r=this.branch(t))!=null?r:[]):[]}get rowCount(){return this.array.length}get colCount(){return this.array[0].length}get maxColumns(){return this.colFormat.filter(t=>!!t.align).length}removeBranch(t){if(co(t))return super.removeBranch(t);const r=this.branch(t);return this.array[t[0]][t[1]]=void 0,r.forEach(n=>{n.parent=void 0,n.parentBranch=void 0}),console.assert(r[0].type==="first"),r.shift(),this.isDirty=!0,r}get hasChildren(){return this.children.length>0}get children(){const t=[];for(const r of this.array)for(const n of r)if(n)for(const a of n)t.push(...a.children),t.push(a);return[...t,...super.children]}render(t){var r,n,a,o,_,N;const z=new Qr({parent:t,mathstyle:this.mathstyleName},this.style),W=z.getRegisterAsEm("arrayrulewidth"),j=z.getRegisterAsEm("arraycolsep"),X=z.getRegisterAsEm("doublerulesep"),ae=(n=(r=this.arraystretch)!=null?r:z.getRegisterAsNumber("arraystretch"))!=null?n:1;let he=typeof this.arraycolsep=="number"?this.arraycolsep:j;this.colSeparationType==="small"&&(he=.2778*(new Qr({parent:t,mathstyle:"scriptstyle"}).scalingFactor/t.scalingFactor));const _e=ae*u0,Ue=.7*_e,yt=.3*_e;let Be=0;const nt=[];let wt=0;const st=this.array.length;for(let Sn=0;Sn<st;++Sn){const di=this.array[Sn];wt=Math.max(wt,di.length);const Oi=new Qr({parent:z,mathstyle:this.mathstyleName},this.style);let bs=Ue/Oi.scalingFactor,xs=yt/Oi.scalingFactor;const Es={cells:[],height:0,depth:0,pos:0};for(const ns of di){const of=(a=Qe.createBox(Oi,ns,{type:"ignore"}))!=null?a:new St(null,{type:"ignore"});xs=Math.max(xs,of.depth),bs=Math.max(bs,of.height),Es.cells.push(of)}let ws=(o=Pf(this.rowGaps[Sn]))!=null?o:0;ws>0&&(ws+=yt,xs=Math.max(xs,ws),ws=0),Sn<st-1&&!Xf(this.environmentName)&&this.environmentName!=="cases"&&this.environmentName!=="array"&&(xs+=z.getRegisterAsEm("jot")),Es.height=bs,Es.depth=xs,Be+=bs,Es.pos=Be,Be+=xs+ws,nt.push(Es)}const zt=Be/2+ts,qt=[];for(let Sn=0;Sn<wt;Sn++){const di=[];for(const Oi of nt){const bs=Oi.cells[Sn];bs.depth=Oi.depth,bs.height=Oi.height,di.push({box:bs,shift:Oi.pos-zt})}di.length>0&&qt.push(new Ai({individualShift:di}))}const Gt=[];let Hr=!1,_n=!1,Lt=0,Ra=!this.leftDelim;const{colFormat:ys}=this;for(const Sn of ys){if("align"in Sn&&Lt>=qt.length)break;if("align"in Sn)Hr?Gt.push(bu(2*he)):(_n||Ra)&&Gt.push(bu(he)),Gt.push(new St(qt[Lt],{classes:"col-align-"+Sn.align})),Lt++,Hr=!0,_n=!1,Ra=!1;else if("gap"in Sn){if(typeof Sn.gap=="number")Gt.push(bu(Sn.gap));else{const di=up(t,nt,zt,Sn.gap);di&&Gt.push(di)}Hr=!1,_n=!1,Ra=!1}else if("separator"in Sn){const di=new St(null,{classes:"vertical-separator"});di.height=Be,di.setStyle("height",Be,"em"),di.setStyle("border-right",`${W}em ${Sn.separator} currentColor`),di.setStyle("vertical-align",-(Be-zt),"em");let Oi=0;_n?Oi=X-W:Hr&&(Oi=he-W),di.left=Oi,Gt.push(di),Hr=!1,_n=!0,Ra=!1}}Hr&&!this.rightDelim&&Gt.push(bu(he));const Wa=new St(Gt,{classes:"mtable"});if((!this.leftDelim||this.leftDelim===".")&&(!this.rightDelim||this.rightDelim==="."))return this.caret&&(Wa.caret=this.caret),this.bind(t,Wa);const Ii=Wa.height,Pa=Wa.depth,ha=this.bind(t,new St([this.bind(t,yl("open",(_=this.leftDelim)!=null?_:".",Ii,Pa,z,{isSelected:this.isSelected})),Wa,this.bind(t,yl("close",(N=this.rightDelim)!=null?N:".",Ii,Pa,z,{isSelected:this.isSelected}))],{type:"ord"}));return ha?(ha.setStyle("display","inline-block"),this.caret&&(ha.caret=this.caret),this.bind(t,this.attachSupsub(t,{base:ha}))):null}_serialize(t){var r;const n=[];if(this.environmentName==="lines"?n.push("{\\displaylines"):n.push(`\\begin{${this.environmentName}}`),this.environmentName==="array"){if(n.push("{"),this.colFormat!==void 0)for(const a of this.colFormat)"align"in a&&typeof a.align=="string"?n.push(a.align):"separator"in a&&a.separator==="solid"?n.push("|"):"separator"in a&&a.separator==="dashed"&&n.push(":");n.push("}")}for(let a=0;a<this.array.length;a++){for(let o=0;o<this.array[a].length;o++)o>0&&n.push(" & "),n.push(Qe.serialize(this.array[a][o],t));if(a<this.array.length-1){const o=this.rowGaps[a];o!=null&&o.dimension?n.push(`\\\\[${o.dimension} ${(r=o.unit)!=null?r:"pt"}] `):n.push("\\\\ ")}}return this.environmentName==="lines"?n.push("}"):n.push(`\\end{${this.environmentName}}`),Jr(n)}getCell(t,r){return this.array[t][r]}setCell(t,r,n){console.assert(this.type==="array"&&Array.isArray(this.array)&&this.array[t][r]!==void 0);for(const o of this.array[t][r])o.parent=void 0,o.parentBranch=void 0;let a=n;(n.length===0||n[0].type!=="first")&&(a=[new Qe({type:"first",mode:this.mode}),...n]),this.array[t][r]=a;for(const o of a)o.parent=this,o.parentBranch=[t,r];this.isDirty=!0}addRowBefore(t){console.assert(this.type==="array"&&Array.isArray(this.array));const r=[];for(let n=0;n<this.colCount;n++)r.push(yu(this));this.array.splice(t,0,r);for(let n=t;n<this.rowCount;n++)for(let a=0;a<this.colCount;a++){const o=this.array[n][a];if(o)for(const _ of o)_.parentBranch=[n,a]}this.isDirty=!0}addRowAfter(t){console.assert(this.type==="array"&&Array.isArray(this.array));const r=[];for(let n=0;n<this.colCount;n++)r.push(yu(this));this.array.splice(t+1,0,r);for(let n=t+1;n<this.rowCount;n++)for(let a=0;a<this.colCount;a++){const o=this.array[n][a];if(o)for(const _ of o)_.parentBranch=[n,a]}this.isDirty=!0}removeRow(t){console.assert(this.type==="array"&&Array.isArray(this.array)&&this.rowCount>t);const r=this.array.splice(t,1);for(const n of r)for(const a of n)if(a)for(const o of a)o.parent=void 0,o.parentBranch=void 0;for(let n=t;n<this.rowCount;n++)for(let a=0;a<this.colCount;a++){const o=this.array[n][a];if(o)for(const _ of o)_.parentBranch=[n,a]}this.isDirty=!0}addColumnBefore(t){console.assert(this.type==="array"&&Array.isArray(this.array));for(const r of this.array)r.splice(t,0,yu(this));for(let r=0;r<this.rowCount;r++)for(let n=t;n<this.colCount;n++){const a=this.array[r][n];if(a)for(const o of a)o.parentBranch=[r,n]}this.isDirty=!0}addColumnAfter(t){console.assert(this.type==="array"&&Array.isArray(this.array));for(const r of this.array)r.splice(t+1,0,yu(this));for(let r=0;r<this.rowCount;r++)for(let n=t+1;n<this.colCount;n++){const a=this.array[r][n];if(a)for(const o of a)o.parentBranch=[r,n]}this.isDirty=!0}addColumn(){this.addColumnAfter(this.colCount-1)}removeColumn(t){console.assert(this.type==="array"&&Array.isArray(this.array)&&this.colCount>t);for(const r of this.array){const n=r.splice(t,1);for(const a of n)if(a)for(const o of a)o.parent=void 0,o.parentBranch=void 0}for(let r=0;r<this.rowCount;r++)for(let n=t;n<this.colCount;n++){const a=this.array[r][n];if(a)for(const o of a)o.parentBranch=[r,n]}this.isDirty=!0}get cells(){const t=[];for(const r of this.array)for(const n of r)n&&t.push(n.filter(a=>a.type!=="first"));return t}};function yu(e){const t=new Qe({type:"first",mode:e.mode});t.parent=e;const r=new Ls;return r.parent=e,[t,r]}function bu(e){const t=new St(null,{classes:"arraycolsep"});return t.width=e,t}function up(e,t,r,n){if(!n)return null;const a=[];for(const o of t){const _=Qe.createBox(e,n,{type:"ignore"});_&&(_.depth=o.depth,_.height=o.height,a.push({box:_,shift:o.pos-r}))}return new Ai({individualShift:a}).wrap(e)}var Hs=class Pd extends Qe{constructor(t){super({mode:t.mode,command:t.command,style:t.style,body:t.body,type:"box"}),this.framecolor=t.framecolor,this.backgroundcolor=t.backgroundcolor,this.padding=t.padding,this.offset=t.offset,this.border=t.border}static fromJson(t){return new Pd(t)}toJson(){return i(F({},super.toJson()),{framecolor:this.framecolor,backgroundcolor:this.backgroundcolor,padding:this.padding,offset:this.offset,border:this.border})}render(t){var r,n,a,o;const _=Qe.createBox(t,this.body,{type:"lift"});if(!_)return null;const N=t.toEm((r=this.offset)!=null?r:{dimension:0});_.depth+=N,_.setStyle("display","inline-block"),_.setStyle("position","relative"),_.setStyle("height",Math.floor(100*_.height+_.depth)/100,"em"),_.setStyle("vertical-align",-Math.floor(100*_.height)/100,"em");const z=new Qr({parent:t},this.style),W=z.toEm((n=this.padding)!=null?n:{register:"fboxsep"}),j=new St(null,{classes:"ML__box"});j.height=_.height+W,j.depth=_.depth+W,j.setStyle("box-sizing","border-box"),j.setStyle("position","absolute"),j.setStyle("top",-W+.3,"em"),j.setStyle("left",0),j.setStyle("height",j.height+j.depth,"em"),j.setStyle("width","100%"),this.backgroundcolor&&j.setStyle("background-color",(a=z.toColor(this.backgroundcolor))!=null?a:"transparent"),this.framecolor&&j.setStyle("border",`${z.getRegisterAsEm("fboxrule",2)}em solid ${(o=z.toColor(this.framecolor))!=null?o:"black"}`),this.border&&j.setStyle("border",this.border);const X=new St([j,_],{type:"lift"});return X.setStyle("display","inline-block"),X.setStyle("position","relative"),X.setStyle("line-height",0),X.height=_.height+W+(N>0?N:0),X.depth=_.depth+W+(N<0?-N:0),X.setStyle("padding-left",W,"em"),X.setStyle("padding-right",W,"em"),X.setStyle("height",Math.floor(100*(_.height+_.depth+2*W+Math.abs(N)))/100,"em"),X.setStyle("margin-top",-W,"em"),X.setStyle("top",Math.floor(100*(_.depth-_.height+2*W-N))/100,"em"),X.setStyle("vertical-align",Math.floor(100*(_.depth+2*W))/100,"em"),this.caret&&(X.caret=this.caret),this.attachSupsub(t,{base:X})}_serialize(t){return t.skipStyles?Jr([this.bodyToLatex(t),this.supsubToLatex(t)]):super._serialize(t)}},qf=class Id extends Qe{constructor(t,r){var n;super({type:"composition",mode:(n=r==null?void 0:r.mode)!=null?n:"math",value:t})}static fromJson(t){return new Id(t.value,t)}toJson(){return super.toJson()}get computedStyle(){return{}}render(t){const r=new St(this.value,{classes:"ML__composition",type:"composition"});return this.bind(t,r),this.caret&&(r.caret=this.caret),r}_serialize(t){return""}},vo=class Od extends Qe{constructor(t){super({type:"error",value:t,command:t,mode:"math"}),this.verbatimLatex=t}static fromJson(t){return new Od(t.command)}toJson(){return super.toJson()}render(t){const r=this.createBox(t,{classes:"ML__error"});return this.caret&&(r.caret=this.caret),r}},Jf=class Fd extends Qe{constructor(t,r,n){super({type:"group",mode:r,style:n}),this.body=t,this.boxType=t.length>1?"ord":"ignore",this.skipBoundary=!0,this.displayContainsHighlight=!1,t&&t.length===1&&t[0].command===","&&(this.captureSelection=!0)}static fromJson(t){return new Fd(t.body,t.mode,t.style)}render(t){const r=Qe.createBox(t,this.body,{type:this.boxType});return r?(this.caret&&(r.caret=this.caret),this.bind(t,r)):null}_serialize(t){if(!(t.expandMacro||t.skipStyles||t.skipPlaceholders)&&typeof this.verbatimLatex=="string")return this.verbatimLatex;const r=Je(this.command,this.mode);return r!=null&&r.serialize?r.serialize(this,t):`{${this.bodyToLatex(t)}}`}},si=class Bd extends Qe{constructor(t,r,n){super({type:"leftright",style:n.style,displayContainsHighlight:!0}),this.variant=t,this.body=r,this.leftDelim=n.leftDelim,this.rightDelim=n.rightDelim}static fromJson(t){var r;return new Bd((r=t.variant)!=null?r:"",t.body,t)}toJson(){const t=super.toJson();return this.variant&&(t.variant=this.variant),this.leftDelim&&(t.leftDelim=this.leftDelim),this.rightDelim&&(t.rightDelim=this.rightDelim),t}_serialize(t){var r,n;const a=this.matchingRightDelim();return this.variant==="left...right"?Jr(["\\left",(r=this.leftDelim)!=null?r:".",this.bodyToLatex(t),"\\right",a]):this.variant==="mleft...mright"?Jr(["\\mleft",(n=this.leftDelim)!=null?n:".",this.bodyToLatex(t),"\\mright",a]):Jr([!this.leftDelim||this.leftDelim==="."?"":this.leftDelim,this.bodyToLatex(t),a])}matchingRightDelim(){var t,r;if(this.rightDelim&&this.rightDelim!=="?")return this.rightDelim;const n=(t=this.leftDelim)!=null?t:".";return(r=mu[n])!=null?r:n}render(t){var r,n;const a=new Qr({parent:t},this.style);console.assert(this.body!==void 0);const o=new Qr({parent:t,mathstyle:"textstyle"},this.style),_=(r=Qe.createBox(a,this.body,{type:"inner"}))!=null?r:new St(null,{type:"inner"}),N=_.height/o.scalingFactor,z=_.depth/o.scalingFactor,W=[];if(this.leftDelim&&W.push(this.bind(o,yl("open",this.leftDelim,N,z,o,{isSelected:this.isSelected,classes:"ML__open"+(this.containsCaret?" ML__contains-caret":""),mode:this.mode,style:this.style}))),_&&(Qf(_.children,this,a,N,z),W.push(_)),this.rightDelim){let he=this.containsCaret?" ML__contains-caret":"",_e=this.rightDelim;_e==="?"&&(a.smartFence?(_e=this.matchingRightDelim(),he+=" ML__smart-fence__close"):_e="."),W.push(this.bind(o,yl("close",_e,N,z,o,{isSelected:this.isSelected,classes:he+" ML__close",mode:this.mode,style:this.style})))}let j=this.variant==="mleft...mright";const X=this.leftSibling;X&&(!j&&X.isFunction&&(j=!0),!j&&X.type==="subsup"&&((n=X.leftSibling)!=null&&n.isFunction)&&(j=!0));const ae=new St(W,{type:j?"close":"inner",classes:"left-right"});return ae.setStyle("margin-top",`${-_.depth}em`),ae.setStyle("height",`${_.height+_.depth}em`),this.caret&&(ae.caret=this.caret),this.bind(a,ae.wrap(a))}};function Qf(e,t,r,n,a){if(e)for(let o=0;o<e.length;o++){const _=e[o];_.type==="middle"?(e[o]=t.bind(r,yl("inner",_.value,n,a,r,{isSelected:t.isSelected})),e[o].caret=_.caret,e[o].isSelected=_.isSelected,e[o].cssId=_.cssId,e[o].htmlData=_.htmlData,e[o].htmlStyle=_.htmlStyle,e[o].attributes=_.attributes,e[o].cssProperties=_.cssProperties):_.children&&Qf(_.children,t,r,n,a)}}var eh=class Nd extends Qe{constructor(t,r){var n;super({type:"macro",command:t,style:r.style}),this.body=r.body,r.captureSelection===void 0?r.args?this.captureSelection=!1:this.captureSelection=!0:this.captureSelection=r.captureSelection,this.macroArgs=r.args,this.expand=(n=r.expand)!=null?n:!1}static fromJson(t){return new Nd(t.command,t)}toJson(){const t=super.toJson();return this.expand&&(t.expand=!0),this.captureSelection!==void 0&&(t.captureSelection=this.captureSelection),this.macroArgs&&(t.args=this.macroArgs),t}_serialize(t){var r;return t.expandMacro&&this.expand?this.bodyToLatex(t):this.command+((r=this.macroArgs)!=null?r:"")}render(t){const r=Qe.createBox(t,this.body);return r?(this.caret&&(r.caret=this.caret),this.bind(t,r)):null}},cp=class Kd extends Qe{constructor(){super({type:"macro-argument"})}static fromJson(t){return new Kd}toJson(){return super.toJson()}_serialize(t){return""}render(t){return null}},th=class Ud extends Qe{constructor(t,r,n=!1,a,o){var _;super({type:"prompt",mode:(_=o==null?void 0:o.mode)!=null?_:"math",style:o==null?void 0:o.style,command:"\\placeholder"}),this.body=a,this.correctness=r,this.placeholderId=t,this.locked=n,this.captureSelection=this.locked}static fromJson(t){return new Ud(t.placeholderId,t.correctness,t.locked,t.body,t)}toJson(){const t=super.toJson();return this.placeholderId&&(t.placeholderId=this.placeholderId),this.body||delete t.body,this.body&&(t.body=this.body.filter(r=>r.type!=="first").map(r=>r.toJson())),this.correctness&&(t.correctness=this.correctness),t.locked=this.locked,t}render(t){const r=new Qr({parent:t}),n=r.getRegisterAsEm("fboxsep"),a=n,o=n,_=Qe.createBox(t,this.body);if(!_)return null;_.height||(_.height=r.metrics.xHeight),_.setStyle("vertical-align",-_.height,"em"),this.correctness==="correct"?_.setStyle("color","var(--correct-color, var(--ML__correct-color))"):this.correctness==="incorrect"&&_.setStyle("color","var(--incorrect-color, var(--ML__incorrect-color))");const N=new St(_,{type:"ord"});N.setStyle("display","inline-block"),N.setStyle("height",_.height+_.depth,"em"),N.setStyle("vertical-align",-o,"em");let z="ML__prompt ";this.locked?z+=" ML__lockedPromptBox ":z+=" ML__editablePromptBox ",this.correctness==="correct"?z+=" ML__correctPromptBox ":this.correctness==="incorrect"&&(z+=" ML__incorrectPromptBox "),this.containsCaret&&(z+=" ML__focusedPromptBox ");const W=new St(null,{classes:z,attributes:{part:"prompt"}});W.height=N.height+o,W.depth=N.depth+o,W.width=N.width+2*a,W.setStyle("box-sizing","border-box"),W.setStyle("position","absolute"),W.setStyle("height",N.height+N.depth+2*o,"em"),a===0&&W.setStyle("width","100%"),a!==0&&(W.setStyle("width",`calc(100% + ${2*a}em)`),W.setStyle("top",n,"em"),W.setStyle("left",-a,"em")),(!this.body||this.body.length===1)&&(W.width=3*a,W.setStyle("width",`calc(100% + ${3*a}em)`),W.setStyle("left",-1.5*a,"em"));let j="";this.correctness==="incorrect"&&(j+='<line x1="3%" y1="97%" x2="97%" y2="3%" stroke-width="0.5" stroke="var(--incorrect-color, var(--ML__incorrect-color))" stroke-linecap="round" />'),j&&(W.svgOverlay=j);const X=new St([W,N],{classes:"ML__prompt-atom"});return X.setStyle("position","relative"),X.setStyle("display","inline-block"),X.setStyle("line-height",0),X.height=N.height+o+.2,X.depth=N.depth+o,X.left=a,X.right=a,X.setStyle("height",N.height+o,"em"),X.setStyle("top",N.depth-N.height,"em"),X.setStyle("vertical-align",N.depth+o,"em"),X.setStyle("margin-left",.5,"em"),X.setStyle("margin-right",.5,"em"),this.caret&&(X.caret=this.caret),this.bind(r,this.attachSupsub(t,{base:X}))}_serialize(t){var r;const n=(r=this.bodyToLatex(t))!=null?r:"";if(t.skipPlaceholders)return n;let a="\\placeholder";return this.placeholderId&&(a+=`[${this.placeholderId}]`),this.correctness==="correct"?a+="[correct]":this.correctness==="incorrect"&&(a+="[incorrect]"),this.locked&&(a+="[locked]"),qn(a,n)}},xu=class zd extends Qe{constructor(t){super({type:"subsup",style:t==null?void 0:t.style}),this.subsupPlacement="auto"}static fromJson(t){const r=new zd(t);for(const n of Wo)t[n]&&r.setChildren(t[n],n);return r}render(t){var r;const n=new 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n;if(this.end()||!Ho(this.peek()))return null;const a=this.scanString();return a.length>0?{string:a}:null}scanDimen(){const e=this.scanNumber(!1);if(e===null)return null;const t=e.number;this.skipWhitespace(),this.matchKeyword("true"),this.skipWhitespace();let r;return this.matchKeyword("pt")?r="pt":this.matchKeyword("mm")?r="mm":this.matchKeyword("cm")?r="cm":this.matchKeyword("ex")?r="ex":this.matchKeyword("px")?r="px":this.matchKeyword("em")?r="em":this.matchKeyword("bp")?r="bp":this.matchKeyword("dd")?r="dd":this.matchKeyword("pc")?r="pc":this.matchKeyword("in")?r="in":this.matchKeyword("mu")&&(r="mu"),r?{dimension:t,unit:r}:{dimension:t}}scanGlueOrDimen(){const e=this.scanDimen();if(e===null)return null;if(this.skipWhitespace(),this.match("\\relax"))return e;const t={glue:e};if(this.matchKeyword("plus")){const r=this.scanDimen();if(r)t.grow=r;else return t}if(this.skipWhitespace(),this.match("\\relax"))return t;if(this.skipWhitespace(),this.matchKeyword("minus")){const r=this.scanDimen();if(r)t.shrink=r;else return t}return!t.grow&&!t.shrink?e:t}scanColspec(){this.skipWhitespace();const e=[];for(;!this.end()&&!(this.peek()==="<}>"||this.peek()==="]");){const t=this.get();t==="c"||t==="r"||t==="l"?e.push({align:t}):t==="|"?e.push({separator:"solid"}):t===":"?e.push({separator:"dashed"}):t==="@"&&(this.match("<{>")&&(this.beginContext({mode:"math"}),e.push({gap:this.scan(r=>r==="<}>")}),this.endContext()),this.match("<}>")||this.onError({code:"unbalanced-braces"}))}return e}scanModeSet(){let e;if(this.match("\\(")&&(e="textstyle"),!e&&this.match("\\[")&&(e="displaystyle"),!e)return null;this.beginContext({mode:"math",mathstyle:e});const t=this.scan(r=>r===(e==="displaystyle"?"\\]":"\\)"));return this.match(e==="displaystyle"?"\\]":"\\)")||this.onError({code:"unbalanced-mode-shift"}),this.endContext(),t}scanModeShift(){let e="";if(this.match("<$>")&&(e="<$>"),!e&&this.match("<$$>")&&(e="<$$>"),!e)return 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e=this.index;if(!this.match("<{>"))return null;const t=this.scan(n=>n==="<}>");this.match("<}>")||this.onError({code:"unbalanced-braces"});const r=new Jf(t,this.parseMode,this.style);return r.verbatimLatex=oo(this.tokens.slice(e,this.index)),r}scanSmartFence(){if(this.skipWhitespace(),!this.match("("))return null;this.beginContext();let e=1;for(;!this.end()&&e!==0;)this.match("(")&&(e+=1),this.match(")")&&(e-=1),e!==0&&this.parseExpression();const t=new si("",this.mathlist,{leftDelim:"(",rightDelim:e===0?")":"?"});return this.endContext(),t}scanDelim(){this.skipWhitespace();const e=this.peek();if(!e)return this.onError({code:"unexpected-end-of-string"}),null;if(!Ho(e)&&!e.startsWith("\\"))return null;this.next();const t=Je(e,"math");return t?t.definitionType==="function"&&t.ifMode&&!t.ifMode.includes(this.parseMode)?(this.onError({code:"unexpected-delimiter",arg:e}),null):t.definitionType==="symbol"&&(t.type==="mopen"||t.type==="mclose")||/^(\.|\?|\||<|>|\\vert|\\Vert|\\\||\\surd|\\uparrow|\\downarrow|\\Uparrow|\\Downarrow|\\updownarrow|\\Updownarrow|\\mid|\\mvert|\\mVert)$/.test(e)?e:(this.onError({code:"unexpected-delimiter",arg:e}),null):(this.onError({code:"unknown-command",arg:e}),null)}scanLeftRight(){var e;if(this.match("\\right"))return this.onError({code:"unbalanced-braces"}),new vo("\\right");if(this.match("\\mright"))return this.onError({code:"unbalanced-braces"}),new vo("\\mright");let t="\\right";if(!this.match("\\left")){if(!this.match("\\mleft"))return null;t="\\mright"}const r=this.scanDelim();if(!r)return this.onError({code:"unexpected-delimiter"}),new vo(t==="\\right"?"\\left":"\\mleft");for(this.beginContext();!this.end()&&!this.match(t);)this.parseExpression();const 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r=e.command;!r&&e.insert&&(r=["insert",e.insert,{focus:!0,feedback:!0,scrollIntoView:!0,mode:"math",format:"latex"}]),!r&&e.key&&(r=["typedText",e.key,{focus:!0,feedback:!0,simulateKeystroke:!0}]),!r&&e.latex&&(r=["insert",e.latex,{focus:!0,feedback:!0,scrollIntoView:!0,mode:"math",format:"latex"}]),r||(r=["typedText",e.label,{focus:!0,feedback:!0,simulateKeystroke:!0}]),(t=Gs.singleton)==null||t.executeCommand(r)}function Im(e){if(e.nodeType!==1)return!1;const t=e.classList;return t.contains("MLK__keycap")||t.contains("shift")||t.contains("action")||t.contains("fnbutton")||t.contains("bigfnbutton")}function Jo(e){if(!e)return;let t=e;for(;t&&!Im(t);)t=t.parentElement;return t!=null?t:void 0}function Qo(e){return!!e.class&&/(^|\s)shift($|\s)/.test(e.class)}var Gs=class i0{constructor(){this.originalContainerBottomPadding=null,this.keycapRegistry={},this._shiftPressCount=0;var 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r.innerHTML=t.innerHTML,r}}var td=80,rd=class{constructor(e,t){this._element=null;var r;this.parentMenu=t,this._declaration=e,tl(e)?(this.type="submenu",this.submenu=new nd(e.submenu,{parentMenu:t,submenuClass:e.submenuClass,columnCount:e.columnCount})):this.type=(r=e.type)!=null?r:"command",this.hasCheck=gs(e)&&e.checked!==void 0}get rootMenu(){return this.parentMenu.rootMenu}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}dispose(){var e,t;(e=this._abortController)==null||e.abort(),this._abortController=void 0,(t=this._element)==null||t.remove(),this._element=null,this.submenu&&this.submenu.dispose(),this.submenu=void 0}get menuItem(){return this._declaration}get label(){var e;return(e=this._label)!=null?e:""}set label(e){e===void 0&&(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(t=(e=this.element)==null?void 0:e.classList.contains("active"))!=null?t:!1}set active(e){this.element&&this.element.classList.toggle("active",e)}updateState(e){var t,r,n;const a=this._declaration;if(jc(a)){this.enabled=!1,this.checked=!1;return}Gc(a)&&(this.enabled=!1,this.checked=!1,this.visible=!0),gs(a)&&(this.checked=gs(a)&&((t=rl(a.checked,e))!=null?t:!1)),(gs(a)||tl(a))&&(this.enabled=(r=rl(a.enabled,e))!=null?r:!0,this.visible=(n=rl(a.visible,e))!=null?n:!0,this.visible&&this.enabled&&this.submenu&&(this.submenu.updateState(e),this.submenu.visible||(this.visible=!1))),(gs(a)||Gc(a)||tl(a))&&(this.label=rl(a.label,e),this.tooltip=rl(a.tooltip,e),this.ariaLabel=rl(a.ariaLabel,e)),this._element&&this.updateElement()}set dirty(e){console.assert(e===!0),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"),this.checked===!0?(e.setAttribute("aria-checked","true"),e.append(Zc("checkmark"))):this.checked==="mixed"?(e.setAttribute("aria-checked","mixed"),e.append(Zc("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",this.type==="heading"&&t.classList.add("heading"),t.innerHTML=this.label,e.append(t),this._tooltip&&e.setAttribute("data-tooltip",this._tooltip),gs(this._declaration)&&this._declaration.keyboardShortcut){const r=document.createElement("kbd");r.innerHTML=wc(this._declaration.keyboardShortcut),e.append(r)}this.type==="submenu"&&e.append(Zc("trailing-chevron"))}get element(){if(this._element)return this._element;if(jc(this._declaration)){const r=document.createElement("li");return r.setAttribute("part","menu-divider"),r.setAttribute("role","divider"),this._element=r,r}const e=document.createElement("li");this._element=e,(gs(this._declaration)||Gc(this._declaration)||tl(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"),this.type==="submenu"&&(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(!gs(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)&&typeof this._declaration.onMenuSelect=="function"&&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(e.type==="click"){this.rootMenu.state==="modal"&&this.select(),e.stopPropagation(),e.preventDefault();return}if(e.type==="pointerenter"){const r=e;this.rootMenu.cancelDelayedOperation(),this.parentMenu.isSubmenuOpen&&((t=this.parentMenu.activeMenuItem)!=null&&t.movingTowardSubmenu(r))?this.rootMenu.scheduleOperation(()=>{this.parentMenu.activeMenuItem=this,this.openSubmenu()}):(this.parentMenu.activeMenuItem=this,this.openSubmenu({withDelay:!0}));return}if(e.type==="pointerleave"){this.rootMenu.activeSubmenu===this.parentMenu&&(this.parentMenu.activeMenuItem=null);return}if(e.type==="pointerup"){this.rootMenu.state!=="modal"&&this.select(),e.stopPropagation(),e.preventDefault();return}}}select(){if(this.rootMenu.cancelDelayedOperation(),this.type==="submenu"){this.openSubmenu();return}this.active=!1,setTimeout(()=>{this.active=!0,setTimeout(()=>{this.rootMenu.hide(),this.dispatchSelect()},td)},td)}openSubmenu(e){var t;if(this.type!=="submenu"||!this.element)return;if((t=e==null?void 0:e.withDelay)!=null&&t){this.rootMenu.scheduleOperation(()=>this.openSubmenu());return}const r=this.element.getBoundingClientRect(),n=Jh(this.element);this.submenu.show({container:this.rootMenu.element.parentNode,location:{x:Qh(r,"trailing",n),y:r.top-4},alternateLocation:{x:Qh(r,"leading",n),y:r.top-4}})}movingTowardSubmenu(e){if(!this.element||this.type!=="submenu")return!1;const t=this.rootMenu.lastMoveEvent;if(!t)return!1;const r=e.timeStamp-t.timeStamp;if(r>500)return!1;const n=e.clientX-t.clientX;if(Av(n,t.clientY-e.clientY,r)<=.2)return!1;let o="right";if(this.submenu.element){const _=this.submenu.element.getBoundingClientRect(),N=this.element.getBoundingClientRect();_.left<N.left+N.width/2&&(o="left")}return o==="right"?n>0:n<0}};function Av(e,t,r){return Math.hypot(e,t)/r}function rl(e,t){return e===void 0||typeof e!="function"?e:(t!=null||(t={alt:!1,control:!1,shift:!1,meta:!1}),e(t))}var nd=class cl{constructor(t,r){this._element=null,this._activeMenuItem=null,this._dirty=!0;var n,a;this.parentMenu=(n=r==null?void 0:r.parentMenu)!=null?n:null,this._submenuClass=r==null?void 0:r.submenuClass,this.columnCount=(a=r==null?void 0:r.columnCount)!=null?a:1,this.isSubmenuOpen=!1,this.menuItems=t}get children(){return this._menuItems}set menuItems(t){const r=this.parentMenu;this.dispose(),this.parentMenu=r,t=[...t],this._menuItems=t.map(n=>n.onCreate?n.onCreate(n,this):new rd(n,this)),this.hasCheck=void 0,this.dirty=!0}dispose(){var t;this.hide(),this._element&&this._element.remove(),this._abortController&&this._abortController.abort(),(t=this._menuItems)==null||t.forEach(r=>r.dispose()),this._menuItems=[],this._activeMenuItem=null,this.parentMenu=null}handleEvent(t){if(t.type==="wheel"&&this._element){const r=t;this._element.scrollBy(0,r.deltaY),t.stopPropagation()}}dispatchEvent(t){return this.rootMenu.dispatchEvent(t)}get rootMenu(){return this.parentMenu.rootMenu}updateState(t){var r,n,a;this._menuItems.forEach(W=>W.updateState(t));const o=this.hasCheck;this.hasCheck=this._menuItems.some(W=>W.visible&&W.hasCheck),this.hasCheck!==o&&this._menuItems.forEach(W=>W.updateState(t));let _,N=0;for(const W of this._menuItems)W.type==="heading"?(_&&N===0&&(_.visible=!1),_=W,N=0):W.type==="divider"&&_?(_.visible=N>0,_=void 0,N=0):_&&W.visible&&(N+=1);_&&(_.visible=N>0);let z=!0;for(const W of this._menuItems)W.type==="divider"?(W.visible=!z,z=!0):W.visible&&(z=!1);(r=this.activeMenuItem)!=null&&r.visible||(this.activeMenuItem=null),!((n=this.activeMenuItem)!=null&&n.enabled)&&((a=this.activeMenuItem)==null?void 0:a.type)==="submenu"&&this._activeMenuItem.submenu.hide(),this._dirty=!1}get enabled(){return this.updateIfDirty(),this._menuItems.some(t=>t.type!=="divider"&&t.visible&&t.enabled)}get visible(){return this.updateIfDirty(),this._menuItems.some(t=>t.type!=="divider"&&t.visible)}set dirty(t){console.assert(t===!0),this._dirty!==t&&t&&this.parentMenu&&(this._dirty=!0,this.parentMenu.dirty=!0)}updateIfDirty(){this._dirty&&this.updateState(this.rootMenu.modifiers)}updateElement(){var t;if(this._element){this._element.textContent="";for(const{element:r,visible:n}of this._menuItems)r&&n&&this._element.append(r);(t=this._element.querySelector("li:first-of-type"))==null||t.setAttribute("tabindex","0")}}get element(){if(this._element)return this._element;const t=document.createElement("menu");t.setAttribute("role","menu"),t.setAttribute("tabindex","-1"),t.setAttribute("aria-orientation","vertical"),t.setAttribute("part","ui-menu-container"),this._submenuClass&&t.classList.add(this._submenuClass),t.classList.add("ui-menu-container"),this._abortController||(this._abortController=new AbortController);const r=this._abortController.signal;return t.addEventListener("focus",this,{signal:r}),t.addEventListener("wheel",this,{passive:!0,signal:r}),this._element=t,this.updateElement(),t}get activeMenuItem(){return this._activeMenuItem}set activeMenuItem(t){var r,n,a,o;if(this.rootMenu.cancelDelayedOperation(),t!==this._activeMenuItem){if(this.activeMenuItem){const _=this.activeMenuItem;_.active=!1,(r=_.submenu)==null||r.hide()}if(!((n=t==null?void 0:t.visible)==null||n)){this._activeMenuItem=null;return}this._activeMenuItem=t,t&&(t.active=!0)}t?(a=t.element)==null||a.focus({preventScroll:!0}):(o=this._element)==null||o.focus({preventScroll:!0})}get firstMenuItem(){this.updateIfDirty();let t=0,r=!1;const n=this._menuItems;for(;!r&&t<=n.length-1;){const a=n[t];r=a.type!=="divider"&&a.visible&&a.enabled,t+=1}return r?n[t-1]:null}get lastMenuItem(){this.updateIfDirty();const t=this._menuItems;let r=t.length-1,n=!1;for(;!n&&r>=0;){const a=t[r];n=a.type!=="divider"&&a.visible&&a.enabled,r-=1}return n?t[r+1]:null}nextMenuItem(t){if(t===0)return this._activeMenuItem;if(!this._activeMenuItem)return t>0?this.firstMenuItem:this.lastMenuItem;if(!this.firstMenuItem||!this.lastMenuItem||!this._activeMenuItem)return null;this.updateIfDirty();const r=this._menuItems.indexOf(this.firstMenuItem),n=this._menuItems.indexOf(this.lastMenuItem);let a=this._menuItems.indexOf(this._activeMenuItem),o=1;for(;a>=r&&a<=n;){a+=t>0?1:-1;const _=this._menuItems[a];if(!_)break;if(_.visible&&_.enabled){if(o===Math.abs(t))return this._menuItems[a];o+=1}}return t>0?this.lastMenuItem:this.firstMenuItem}getMenuItemColumn(t){this.updateIfDirty();const n=this._menuItems.filter(a=>a.visible&&a.enabled).indexOf(t);return n<0?-1:n%this.columnCount}static get collator(){return cl._collator||(cl._collator=new Intl.Collator(void 0,{usage:"search",sensitivity:"base"})),cl._collator}findMenuItem(t){var r;this.updateIfDirty();const n=this._menuItems.filter(N=>N.type!=="divider"&&N.visible&&N.enabled);if(n.length===0)return null;const a=Math.max(...n.map(N=>N.label.length))-t.length;if(a<0)return null;let o=null,_=0;for(;_<a&&!o;)o=(r=n.find(N=>cl.collator.compare(t,N.label.substring(_,t.length))===0))!=null?r:null,_++;return o}show(t){return!this.visible||!t.container?!1:(this.updateElement(),t.container.appendChild(this.element),d()&&(this.element.popover="manual",this.element.showPopover()),t.location&&Tv(this.element,{location:t.location,alternateLocation:t.alternateLocation,verticalPos:"bottom",horizontalPos:"start"}),this.element.focus({preventScroll:!0}),this.parentMenu&&(this.parentMenu.openSubmenu=this),!0)}hide(){var t,r,n,a,o;this.openSubmenu=null,this.activeMenuItem=null,this.parentMenu&&(this.parentMenu.openSubmenu=null),d()&&((t=this._element)!=null&&t.popover)&&this.element.hidePopover(),(n=(r=this.parentMenu)==null?void 0:r.element)==null||n.focus(),(o=(a=this._element)==null?void 0:a.parentNode)==null||o.removeChild(this._element)}set openSubmenu(t){var r,n,a,o;const _=t!==null;((r=this.activeMenuItem)==null?void 0:r.type)==="submenu"&&((n=this.activeMenuItem.element)==null||n.setAttribute("aria-expanded",_.toString())),(o=(a=this.activeMenuItem)==null?void 0:a.element)==null||o.classList.toggle("is-submenu-open",_),this.isSubmenuOpen=_}},id=class s0 extends nd{constructor(t,r){var n;super(t),this.state="closed",this.typingBufferResetTimer=0,this.hysteresisTimer=0,this._updating=!1,this._host=(n=r==null?void 0:r.host)!=null?n:null,this.isDynamic=t.some(ad),this._modifiers={shift:!1,control:!1,alt:!1,meta:!1},this.typingBuffer="",this.state="closed"}get modifiers(){return this._modifiers}set modifiers(t){Gp(this._modifiers,t)||(this._modifiers=t,this.dirty=!0)}get activeSubmenu(){let t=this;for(;t.isSubmenuOpen;)t=t.activeMenuItem.submenu;return t}set dirty(t){this._updating||(console.assert(t===!0),this._dirty!==t&&(this._dirty=!0,t&&setTimeout(()=>{this.updateState(this.modifiers),this.updateElement()})))}updateState(t){this._updating=!0,this.modifiers=t!=null?t:this.modifiers,super.updateState(this.modifiers),this._updating=!1}handleKeyupEvent(t){this.isDynamic&&(this.modifiers=yo(t)),t.stopImmediatePropagation()}handleKeydownEvent(t){var r,n,a;if(t.key==="Tab"||t.key==="Escape"){this.hide();return}this.isDynamic&&(this.modifiers=yo(t));let o=!0;const _=this.activeSubmenu,N=_.activeMenuItem;switch(t.key){case" ":case"Space":case"Return":case"Enter":N==null||N.select(yo(t));break;case"ArrowRight":if((N==null?void 0:N.type)==="submenu")N.select(yo(t)),this.activeSubmenu.activeMenuItem=this.activeSubmenu.firstMenuItem;else if(!N)_.activeMenuItem=_.firstMenuItem;else{const z=(r=_.getMenuItemColumn(N))!=null?r:-1;if(z>=0&&z<((n=_.columnCount)!=null?n:1)-1){const W=_.nextMenuItem(1);W&&(_.activeMenuItem=W)}}break;case"ArrowLeft":if(_===this.rootMenu)N||(_.activeMenuItem=_.firstMenuItem);else if((N&&(a=_.getMenuItemColumn(N))!=null?a:-1)<=0||!N){_.hide();const W=_.parentMenu.activeMenuItem;if(W){const{element:j}=W;j==null||j.focus(),j==null||j.classList.remove("is-submenu-open")}}else{const W=_.nextMenuItem(-1);W&&(_.activeMenuItem=W)}break;case"ArrowDown":_.activeMenuItem=_.nextMenuItem(_.columnCount);break;case"ArrowUp":_.activeMenuItem=_.nextMenuItem(-_.columnCount);break;case"Home":case"PageUp":_.activeMenuItem=_.firstMenuItem;break;case"End":case"PageDown":_.activeMenuItem=_.lastMenuItem;break;case"Backspace":if(this.typingBuffer&&(this.typingBuffer=this.typingBuffer.slice(0,-1),this.typingBuffer)){clearTimeout(this.typingBufferResetTimer);const 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this.selection.direction&&this.selection.direction!=="none"&&(e.direction=this.selection.direction),{content:this.root.toJson(),selection:e,mode:this.mode}}setState(e,t){var r;const n=this.silenceNotifications;this.silenceNotifications=(r=t==null?void 0:t.silenceNotifications)!=null?r:!0;let a={};if((t==null?void 0:t.type)==="undo"&&(a={inputType:"historyUndo"}),(t==null?void 0:t.type)==="redo"&&(a={inputType:"historyRedo"}),this.contentWillChange(a)){const o=this.silenceNotifications;this.silenceNotifications=!0,this.mode=e.mode,this.root=js(e.content),this.selection=e.selection,this.silenceNotifications=o,this.contentDidChange(a)}this.silenceNotifications=n}get atoms(){return this.root.children}get selection(){return this._selection}set selection(e){this.setSelection(e)}setSelection(e,t){return!this.mathfield.contentEditable&&this.mathfield.userSelect==="none"?!1:this.deferNotifications({selection:!0},()=>{var r,n,a;const o=this.normalizeSelection(e,t);if(o===void 0)throw new TypeError("Invalid selection");if(o.ranges.length===1&&o.ranges[0][0]===o.ranges[0][1]){const j=o.ranges[0][0];if(!this.mathfield.dirty&&!((r=this.at(j))!=null&&r.parentPrompt)&&this.mathfield.hasEditablePrompts){if((n=this.at(j-1))!=null&&n.parentPrompt){this._anchor=this.normalizeOffset(j-1),this._position=this._anchor,this._selection=this.normalizeSelection(this._anchor);return}if((a=this.at(j+1))!=null&&a.parentPrompt){this._anchor=this.normalizeOffset(j+1),this._position=this._anchor,this._selection=this.normalizeSelection(this._anchor);return}this._anchor=0,this._position=0,this._selection={ranges:[[0,0]]};return}this._anchor=j,this._position=j,this._selection=o;return}const _=Xi(o);o.direction==="backward"?[this._position,this._anchor]=_:[this._anchor,this._position]=_;const N=this.at(_[0]+1),z=this.at(_[1]),W=Qe.commonAncestor(N,z);(W==null?void 0:W.type)==="array"&&N.parent===W&&z.parent===W?this._selection={ranges:[_],direction:o.direction}:this._selection={ranges:[_],direction:o.direction},console.assert(this._position>=0&&this._position<=this.lastOffset)})}setPositionHandlingPlaceholder(e){var t;const r=this.at(e);(r==null?void 0:r.type)==="placeholder"?this.setSelection(e-1,e):((t=r==null?void 0:r.rightSibling)==null?void 0:t.type)==="placeholder"?this.setSelection(e,e+1):this.position=e,r instanceof Ni&&r.isSuggestion&&(r.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 Math.abs(this._anchor-this._position)===1?this.at(Math.max(this._anchor,this._position)).type==="placeholder":!1}collapseSelection(e="forward"){return this._anchor===this._position?!1:(e==="backward"?this.position=Math.min(this._anchor,this._position):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:r}=t;if(!r)return[0,this.lastOffset];const n=t.parent.branch(t.parentBranch);return[this.offsetOf(n[0]),this.offsetOf(n[n.length-1])]}getBranchRange(e,t){const r=this.at(e).branch(t);return[this.offsetOf(r[0]),this.offsetOf(r[r.length-1])]}getAtoms(e,t,r){let n=r!=null?r:{};if(hu(e)){if(n=t!=null?t:{},e.ranges.length>1)return e.ranges.reduce((W,j)=>[...W,...this.getAtoms(j,n)],[]);e=e.ranges[0]}let a,o;if($s(e)){if(a=e,!$s(t))return[];o=t}else[a,o]=e,n=t!=null?t:{};if(!Number.isFinite(a))return[];n.includeChildren===void 0&&(n.includeChildren=!1),a<0&&(a=this.lastOffset-a+1),o<0&&(o=this.lastOffset-o+1);const _=Math.min(a,o)+1,N=Math.max(a,o);if(!n.includeChildren&&_===1&&N===this.lastOffset)return[this.root];let z=[];for(let W=_;W<=N;W++){const j=this.atoms[W];gd(this,j,_,N)&&z.push(j)}return n.includeChildren||(z=z.filter(W=>{let j=!1,{parent:X}=W;for(;X&&!j;)j=gd(this,X,_,N),X=X.parent;return!j})),z}getAllAtoms(e=0){const t=[],r=this.lastOffset;for(let n=e;n<=r;n++)t.push(this.atoms[n]);for(let n=0;n<e;n++)t.push(this.atoms[n]);return t}findAtom(e,t=0,r="forward"){let n;const a=this.lastOffset;if(r==="forward"){for(let o=t;o<=a;o++)if(n=this.atoms[o],e(n))return n;for(let o=0;o<t;o++)if(n=this.atoms[o],e(n))return n;return}for(let o=t;o>=0;o--)if(n=this.atoms[o],e(n))return n;for(let o=a;o>t;o--)if(n=this.atoms[o],e(n))return n}extractAtoms(e){let t=this.getAtoms(e);if(t.length===1&&!t[0].parent)if(t[0].type==="root")t=[...t[0].body],t.shift();else return t=this.root.cells.flat(),this.root=new Qe({type:"root",body:[]}),t;for(const r of t)r.parent.removeChild(r);return t}deleteAtoms(e){this.extractAtoms(e),this.position=e[0]}atomToString(e,t){const r=t!=null?t:"latex";if(r.startsWith("latex"))return Qe.serialize([e],{expandMacro:r==="latex-expanded",skipStyles:r==="latex-unstyled",skipPlaceholders:r==="latex-without-placeholders",defaultMode:this.mathfield.options.defaultMode});if(r==="math-ml")return un(e);if(r==="spoken")return al(e);if(r==="spoken-text"){const n=window.MathfieldElement.textToSpeechMarkup;window.MathfieldElement.textToSpeechMarkup="";const a=al(e);return window.MathfieldElement.textToSpeechMarkup=n,a}if(r==="spoken-ssml"||r==="spoken-ssml-with-highlighting"){const n=window.MathfieldElement.textToSpeechMarkup;window.MathfieldElement.textToSpeechMarkup="ssml";const a=al(e);return window.MathfieldElement.textToSpeechMarkup=n,a}return r==="ascii-math"?hi(e):(console.error(`MathLive 0.98.5: Unexpected format "${r}`),"")}getValue(e,t,r){if(e===void 0)return this.atomToString(this.root,"latex");if(typeof e=="string"&&e!=="math-json")return this.atomToString(this.root,e);let n,a;if($s(e)&&$s(t)?(n=[this.normalizeRange([e,t])],a=r):fu(e)?(n=[this.normalizeRange(e)],a=t):hu(e)?(n=e.ranges,a=t):(n=[this.normalizeRange([0,-1])],a=e),a!=null||(a="latex"),a==="math-json"){if(!window.MathfieldElement.computeEngine)return window[Symbol.for("io.cortexjs.compute-engine")]||console.error(`The CortexJS Compute Engine library is not available.
Load the library, for example with:
import "https://unpkg.com/@cortex-js/compute-engine?module"`),'["Error", "compute-engine-not-available"]';const o=this.getValue({ranges:n},"latex-unstyled");try{const _=window.MathfieldElement.computeEngine.parse(o);return JSON.stringify(_.json)}catch(_){return JSON.stringify(["Error",`'${_.toString()}'`])}}if(a.startsWith("latex")){const o={expandMacro:a==="latex-expanded",skipStyles:a==="latex-unstyled",skipPlaceholders:a==="latex-without-placeholders",defaultMode:this.mathfield.options.defaultMode};return Jr(n.map(_=>Qe.serialize(this.getAtoms(_),o)))}return n.map(o=>this.getAtoms(o).map(_=>this.atomToString(_,a)).join("")).join("")}extendSelectionTo(e,t){return!this.mathfield.contentEditable&&this.mathfield.userSelect==="none"?!1:this.deferNotifications({selection:!0},()=>{const r=this.normalizeRange([e,t]);let[n,a]=r,{parent:o}=this.at(a);if(o&&(o.type==="genfrac"||o.type==="subsup"))for(;o!==this.root&&af(this,o,[n,a]);)a=this.offsetOf(o),o=o.parent;for(o=this.at(n).parent;o!==this.root&&af(this,o,[n,a]);)n=this.offsetOf(o.leftSibling),o=o.parent;if(o=this.at(a).parent,(o==null?void 0:o.type)==="genfrac")for(;o!==this.root&&af(this,o,[n,a]);)a=this.offsetOf(o),console.assert(a>=0),o=o.parent;this._position=this.normalizeOffset(t),this._selection={ranges:[[n,a]],direction:"none"}})}announce(e,t,r=[]){var n,a;((a=(n=this.mathfield.host)==null?void 0:n.dispatchEvent(new CustomEvent("announce",{detail:{command:e,previousPosition:t,atoms:r},cancelable:!0,bubbles:!0,composed:!0})))!=null?a:!0)&&fg(this.mathfield,e,t,r)}deferNotifications(e,t){const r=this._selection,n=this._anchor,a=this._position,o=this.silenceNotifications;this.silenceNotifications=!0;const _=this.root.changeCounter;t();const N=this.root.changeCounter!==_,z=n!==this._anchor||a!==this._position||A0(this._selection,r)==="different";return this.silenceNotifications=o,e.content&&N&&this.contentDidChange({inputType:e.type}),e.selection&&z&&this.selectionDidChange(),N||z}normalizeOffset(e){return e>0?e=Math.min(e,this.lastOffset):e<0&&(e=this.lastOffset+e+1),e}normalizeRange(e){let[t,r]=e;return t=this.normalizeOffset(t),r=this.normalizeOffset(r),t<r?[t,r]:[r,t]}normalizeSelection(e,t){var r;let n;if($s(e)){const a=this.normalizeOffset(e);if($s(t)){const o=this.normalizeOffset(t);n=a<=o?{ranges:[[a,o]],direction:"none"}:{ranges:[[o,a]],direction:"backward"}}else n={ranges:[[a,a]],direction:"none"}}else if(fu(e)){const a=this.normalizeOffset(e[0]),o=this.normalizeOffset(e[1]);n=a<=o?{ranges:[[a,o]],direction:"none"}:{ranges:[[o,a]],direction:"backward"}}else hu(e)&&(n={ranges:e.ranges.map(a=>this.normalizeRange(a)),direction:(r=e.direction)!=null?r:"none"});return console.assert(n!==void 0),n}get parentEnvironment(){let e=this.at(this.position).parent;if(e){for(;e.parent&&e.type!=="array";)e=e.parent;if(e.type==="array")return e}}get cell(){var e;let t=this.at(this.position);if(t){for(;t&&((e=t.parent)==null?void 0:e.type)!=="array";)t=t.parent;if(!(!(t!=null&&t.parent)||t.parent.type!=="array"))return t.parentBranch}}contentWillChange(e={}){if(this.silenceNotifications||!this.mathfield)return!0;const t=this.silenceNotifications;this.silenceNotifications=!0;const r=this.mathfield.onContentWillChange(e);return this.silenceNotifications=t,r}contentDidChange(e){var t;if(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(vs(this.mathfield)),this.silenceNotifications||!this.mathfield.host||!this.mathfield)return;const r=this.silenceNotifications;this.silenceNotifications=!0,this.mathfield.host.dispatchEvent(new InputEvent("input",i(F({},e),{data:e.data?e.data:(t=e.inputType)!=null?t:"",bubbles:!0,composed:!0}))),this.silenceNotifications=r}selectionDidChange(){if(!this.mathfield||(window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(vs(this.mathfield)),this.silenceNotifications))return;const e=this.silenceNotifications;this.silenceNotifications=!0,this.mathfield.onSelectionDidChange(),this.silenceNotifications=e}};function gd(e,t,r,n){const a=e.offsetOf(t);if(a<r||a>n)return!1;if(!t.hasChildren)return!0;const o=e.offsetOf(t.firstChild);if(o>=r&&o<=n){const _=e.offsetOf(t.lastChild);if(_>=r&&_<=n)return!0}return!1}function af(e,t,r){if(!(t!=null&&t.hasChildren))return!1;const[n,a]=r,o=e.offsetOf(t.firstChild),_=e.offsetOf(t.lastChild);return o>=n&&o<=a&&_>=o&&_<=a}function $l(e,t,r,n){var a,o,_,N,z,W;const j=r.parent;if(j&&r instanceof si){const X=!n&&t==="forward"||n==="body"&&t==="backward";let ae=X?e.offsetOf(r.firstChild):e.offsetOf(r.lastChild);return X?r.rightDelim!=="?"&&r.rightDelim!=="."?(r.leftDelim=".",r.isDirty=!0):(j.addChildrenAfter(r.removeBranch("body"),r),j.removeChild(r),ae--):r.leftDelim!=="?"&&r.leftDelim!=="."?(r.rightDelim=".",r.isDirty=!0):(j.addChildrenAfter(r.removeBranch("body"),r),j.removeChild(r),ae--),e.position=ae,!0}if(j&&r.type==="surd"){if(t==="forward"&&!n||t==="backward"&&n==="body"){const X=r.leftSibling;r.hasChildren&&j.addChildrenAfter(r.removeBranch("body"),r),j.removeChild(r),e.position=e.offsetOf(X)}else t==="forward"&&n==="body"?e.position=e.offsetOf(r):!n&&t==="backward"?r.hasChildren?e.position=e.offsetOf(r.lastChild):(e.position=Math.max(0,e.offsetOf(r)-1),j.removeChild(r)):n==="above"&&(r.hasEmptyBranch("above")&&r.removeBranch("above"),t==="backward"?e.position=e.offsetOf(r.leftSibling):e.position=e.offsetOf(r.body[0]));return!0}if(j&&(r.type==="box"||r.type==="enclose")){const X=n&&t==="backward"||!n&&t==="forward"?r.leftSibling:r.lastChild;return j.addChildrenAfter(r.removeBranch("body"),r),j.removeChild(r),e.position=e.offsetOf(X),!0}if(r.type==="genfrac"||r.type==="overunder"){if(!n)return r.type==="overunder"&&r.hasEmptyBranch("body")||r.type==="genfrac"&&r.hasEmptyBranch("below")&&r.hasEmptyBranch("above")?!1:(e.position=e.offsetOf(t==="forward"?r.firstChild:r.lastChild),!0);const X=Wl.fractionNavigationOrder==="numerator-denominator"?"above":"below",ae=X==="above"?"below":"above";if(j&&(t==="forward"&&n===X||t==="backward"&&n===ae)){const he=r.removeBranch(X),_e=r.removeBranch(ae);return j.addChildrenAfter([...he,..._e],r),j.removeChild(r),e.position=e.offsetOf(he.length>0?he[he.length-1]:_e[0]),!0}return t==="backward"?e.position=e.offsetOf(r.leftSibling):e.position=e.offsetOf(r),!0}if(r.isExtensibleSymbol||r.type==="subsup"){if(!n&&t==="forward")return!1;if(!n){if(r.subscript||r.superscript){const X=t==="forward"?(_=(a=r.superscript)==null?void 0:a[0])!=null?_:(o=r.subscript)==null?void 0:o[0]:(W=(N=r.subscript)==null?void 0:N[0].lastSibling)!=null?W:(z=r.superscript)==null?void 0:z[0].lastSibling;return X&&(e.position=e.offsetOf(X)),!0}return!1}if(!r.hasChildren&&r.type==="subsup"){const X=t==="forward"?e.offsetOf(r):Math.max(0,e.offsetOf(r)-1);return r.parent.removeChild(r),e.position=X,!0}if(n==="superscript")if(t==="backward"){const X=e.offsetOf(r.firstChild)-1;console.assert(X>=0),e.position=X}else r.subscript?e.position=e.offsetOf(r.subscript[0]):e.position=e.offsetOf(r);else n==="subscript"&&(t==="backward"&&r.superscript?e.position=e.offsetOf(r.superscript[0].lastSibling):t==="backward"?e.position=e.offsetOf(r.firstChild)-1:e.position=e.offsetOf(r));if(n&&r.hasEmptyBranch(n)&&(r.removeBranch(n),r.type==="subsup"&&!r.subscript&&!r.superscript)){const X=t==="forward"?e.offsetOf(r):Math.max(0,e.offsetOf(r)-1);r.parent.removeChild(r),e.position=X}return!0}if((j==null?void 0:j.type)==="genfrac"&&!n&&r.type!=="first"){let X=e.offsetOf(r.leftSibling);return j.removeChild(r),j.hasEmptyBranch("above")&&j.hasEmptyBranch("below")?(X=e.offsetOf(j.leftSibling),j.parent.removeChild(j),e.announce("delete",void 0,[j]),e.position=X,!0):(e.announce("delete",void 0,[r]),e.position=X,!0)}if(t==="backward"&&((j==null?void 0:j.command)==="\\ln"||(j==null?void 0:j.command)==="\\log")&&r.parentBranch!=="body"){const X=e.offsetOf(j.leftSibling);return j.parent.removeChild(j),e.announce("delete",void 0,[j]),e.position=X,!0}return!1}function mg(e){return!e.mathfield.isSelectionEditable||!e.contentWillChange({inputType:"deleteContentBackward"})?!1:e.selectionIsCollapsed?e.deferNotifications({content:!0,selection:!0,type:"deleteContentBackward"},()=>{let t=e.at(e.position);if(!(t&&$l(e,"backward",t))){if(t!=null&&t.isFirstSibling){if($l(e,"backward",t.parent,t.parentBranch))return;t=null}if(!t){e.announce("plonk");return}e.position=e.offsetOf(t.leftSibling),t.parent.removeChild(t),e.announce("delete",void 0,[t])}}):_s(e,Xi(e.selection),"deleteContentBackward")}function vg(e){return!e.mathfield.isSelectionEditable||!e.contentWillChange({inputType:"deleteContentForward"})?!1:e.selectionIsCollapsed?e.deferNotifications({content:!0,selection:!0,type:"deleteContentForward"},()=>{var t,r;let n=e.at(e.position).rightSibling;if(n&&$l(e,"forward",n))return;if(n){if(e.at(e.position).isLastSibling&&$l(e,"forward",n.parent,n.parentBranch))return}else{if(n=e.at(e.position),n.isLastSibling&&$l(e,"forward",n.parent,n.parentBranch))return;n=void 0}if(e.position===e.lastOffset||!n){e.announce("plonk");return}n.parent.removeChild(n);let a=(t=e.at(e.position))==null?void 0:t.rightSibling;for(;(a==null?void 0:a.type)==="subsup";)a.parent.removeChild(a),a=(r=e.at(e.position))==null?void 0:r.rightSibling;e.announce("delete",void 0,[n])}):_s(e,Xi(e.selection),"deleteContentForward")}function _s(e,t,r){const n=e.getAtoms(t);if(n.length>0&&n[0].parent){let a=n[0].parent.firstChild;a.type==="first"&&(a=a.rightSibling);const o=n[n.length-1].parent.lastChild;let _=n[0];_.type==="first"&&(_=_.rightSibling);const N=n[n.length-1];if(_===a&&N===o){const z=n[0].parent;z.parent&&z.type!=="prompt"&&(t=[e.offsetOf(z.leftSibling),e.offsetOf(z)])}if(n.length===1&&n[0].type==="placeholder"&&n[0].parent.type==="genfrac"){const z=n[0].parent,W=n[0].parentBranch==="below"?"above":"below",j=e.offsetOf(z.leftSibling);return e.deferNotifications({content:!0,selection:!0,type:r},()=>{var X,ae;const he=z.removeBranch(W);if(he.length===1&&he[0].type==="placeholder")(ae=z.parent)==null||ae.removeChild(z),e.position=Math.max(0,j);else{const _e=z.parent.addChildrenAfter(he,z);(X=z.parent)==null||X.removeChild(z),e.position=e.offsetOf(_e)}})}}return e.deferNotifications({content:!0,selection:!0,type:r},()=>e.deleteAtoms(t))}_a({deleteAll:e=>e.contentWillChange({inputType:"deleteContent"})&&_s(e,[0,-1],"deleteContent"),deleteForward:e=>vg(e),deleteBackward:e=>mg(e),deleteNextWord:e=>e.contentWillChange({inputType:"deleteWordForward"})&&_s(e,[e.anchor,Pc(e,e.position,"forward")],"deleteWordForward"),deletePreviousWord:e=>e.contentWillChange({inputType:"deleteWordBackward"})&&_s(e,[e.anchor,Pc(e,e.position,"backward")],"deleteWordBackward"),deleteToGroupStart:e=>e.contentWillChange({inputType:"deleteSoftLineBackward"})&&_s(e,[e.anchor,e.offsetOf(e.at(e.position).firstSibling)],"deleteSoftLineBackward"),deleteToGroupEnd:e=>e.contentWillChange({inputType:"deleteSoftLineForward"})&&_s(e,[e.anchor,e.offsetOf(e.at(e.position).lastSibling)],"deleteSoftLineForward"),deleteToMathFieldStart:e=>e.contentWillChange({inputType:"deleteHardLineBackward"})&&_s(e,[e.anchor,0],"deleteHardLineBackward"),deleteToMathFieldEnd:e=>e.contentWillChange({inputType:"deleteHardLineForward"})&&_s(e,[e.anchor,-1],"deleteHardLineForward")},{target:"model",audioFeedback:"delete",canUndo:!0,changeContent:!0,changeSelection:!0});var 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32s-14.3 32-32 32H32C14.3 128 0 113.7 0 96zM0 256c0-17.7 14.3-32 32-32H416c17.7 0 32 14.3 32 32s-14.3 32-32 32H32c-17.7 0-32-14.3-32-32zM448 416c0 17.7-14.3 32-32 32H32c-17.7 0-32-14.3-32-32s14.3-32 32-32H416c17.7 0 32 14.3 32 32z"/></svg>`,yg=class{constructor(e,t){this.focusBlurInProgress=!1;var r,n,a;this.options=F(i(F({},Nu()),{macros:$t(),registers:If()}),Bu(t)),this.eventController=new AbortController;const o=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",this.options.defaultMode==="inline-math"?this.element.classList.add("ML__is-inline"):this.element.classList.remove("ML__is-inline"),this.dirty=!1;let _=(n=(r=t.value)!=null?r:this.element.textContent)!=null?n:"";_=_.trim();const N=Lh(this.options),z=new Qe({type:"root",mode:N,body:na(_,{context:this.context})});this.model=new pg(this,N,z),this.undoManager=new Vm(this.model);const W=[];if(W.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>"),W.push('<span part=container class=ML__container aria-hidden=true style="visibility:hidden">'),W.push("<span part=content class=ML__content>"),W.push(wh(this)),W.push("</span>"),window.mathVirtualKeyboard&&(W.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">`),W.push(gg),W.push("</div>")),W.push('<div part=menu-toggle class=ML__menu-toggle role=button data-l10n-tooltip="tooltip.menu">'),W.push(_g),W.push("</div>"),W.push("</span>"),W.push("<span class=ML__sr-only>"),W.push("<span role=status aria-live=assertive aria-atomic=true></span>"),W.push("</span>"),this.element.innerHTML=window.MathfieldElement.createHTML(W.join("")),!this.element.children){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");return}this._l10Subscription=f.subscribe(()=>f.update(this.element)),f.update(this.element),this.field=this.element.querySelector("[part=content]"),this.field.addEventListener("click",X=>X.stopImmediatePropagation(),{capture:!1,signal:o}),this.field.addEventListener("wheel",this,{passive:!1,signal:o}),"PointerEvent"in window?this.field.addEventListener("pointerdown",this,{signal:o}):this.field.addEventListener("mousedown",this,{signal:o}),(a=this.element.querySelector("[part=virtual-keyboard-toggle]"))==null||a.addEventListener("click",()=>{window.mathVirtualKeyboard.visible?window.mathVirtualKeyboard.hide():(window.mathVirtualKeyboard.show({animate:!0}),window.mathVirtualKeyboard.update(vs(this)))},{signal:o}),this._menu=new kv(ag(this),{host:this.host}),this.field.addEventListener("contextmenu",this,{signal:o});const j=this.element.querySelector("[part=menu-toggle]");j==null||j.addEventListener("pointerdown",X=>{if(X.currentTarget!==j||this._menu.state!=="closed")return;this.element.classList.add("tracking");const ae=j.getBoundingClientRect();this._menu.modifiers=yo(X),this._menu.show({target:j,location:{x:ae.left,y:ae.bottom},onDismiss:()=>this.element.classList.remove("tracking")}),X.preventDefault(),X.stopPropagation()},{signal:o}),(this.model.atoms.length<=1||this.disabled||this.readOnly&&!this.hasEditableContent||this.userSelect==="none")&&(j.style.display="none"),this.ariaLiveText=this.element.querySelector("[role=status]"),this.keyboardDelegate=Yp(this.element.querySelector(".ML__keyboard-sink"),this.element,this),window.addEventListener("resize",this,{signal:o}),document.addEventListener("scroll",this,{signal:o}),this.resizeObserver=new ResizeObserver(()=>oi(this)),this.resizeObserver.observe(this.field),window.mathVirtualKeyboard.addEventListener("virtual-keyboard-toggle",this,{signal:o}),Dl&&!f.locale.startsWith(Dl.locale)&&Hp(f.locale),La!=="ready"&&document.fonts.ready.then(()=>Ru(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(this.adoptStyle==="none")return this.defaultStyle;const e=this.model.at(this.model.position),t=this.adoptStyle==="right"?e.rightSibling:e;if(!t)return this.defaultStyle;if(t.type==="group"){const r=t.branch("body");return!r||r.length<2?{}:this.adoptStyle==="right"?r[1].computedStyle:r[r.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(vs(this)),Xu(this))}disconnectFromVirtualKeyboard(){this.connectedToVirtualKeyboard&&(window.removeEventListener("message",this),window.mathVirtualKeyboard.disconnect(),this.connectedToVirtualKeyboard=!1,Vc())}showMenu(e){var t,r;const n=(r=(t=e==null?void 0:e.location)!=null?t:gl(this.field))!=null?r:void 0,a=e==null?void 0:e.modifiers,o=this.element.querySelector("[part=container]");return this._menu.show({target:o,location:n,modifiers:a})}get colorMap(){return e=>{var t,r,n;return(n=(r=(t=this.options).colorMap)==null?void 0:r.call(t,e))!=null?n:C(e)}}get backgroundColorMap(){return e=>{var t,r,n,a,o,_;return(_=(o=(r=(t=this.options).backgroundColorMap)==null?void 0:r.call(t,e))!=null?o:(a=(n=this.options).colorMap)==null?void 0:a.call(n,e))!=null?_:P(e)}}get smartFence(){var e;return(e=this.options.smartFence)!=null?e:!1}get readOnly(){var e;return(e=this.options.readOnly)!=null?e:!1}get disabled(){var e,t;return(t=(e=this.host)==null?void 0:e.disabled)!=null?t:!1}get contentEditable(){return this.host?this.host.getAttribute("contenteditable")!=="false":!1}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?!1:!this.readOnly||this.hasEditablePrompts}get hasEditablePrompts(){return this.readOnly&&!this.disabled&&this.contentEditable&&this.model.findAtom(e=>e.type==="prompt"&&!e.locked)!==void 0}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),r=Qe.commonAncestor(e,t);return!!((r==null?void 0:r.type)==="prompt"||r!=null&&r.parentPrompt)}get letterShapeStyle(){var e;return(e=this.options.letterShapeStyle)!=null?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(e.length===0)return{};const t=F({},e[0].style);for(const r of e)for(const[n,a]of Object.entries(r.style))t[n]!==a&&delete t[n];return t}queryStyle(e){const t=Kc(this,e);"verbatimColor"in t&&delete t.verbatimColor,"verbatimBackgroundColor"in t&&delete t.verbatimBackgroundColor;const r=Object.keys(t).length;if(r===0)return"all";if(r>1){for(const z of Object.keys(t)){const W=this.queryStyle({[z]:t[z]});if(W==="none")return"none";if(W==="some")return"some"}return"all"}const n=Object.keys(t)[0],a=t[n];if(this.model.selectionIsCollapsed)return this.effectiveStyle[n]===a?"all":"none";const o=this.model.getAtoms(this.model.selection,{includeChildren:!0});let _=o.length;if(_===0)return"none";let N=0;for(const z of o){if(z.type==="first"){_-=1;continue}z.style[n]===a&&(N+=1)}return N===0?"none":N===_?"all":"some"}get keybindings(){var e,t;if(this._keybindings)return this._keybindings;const[r,n]=em(this.options.keybindings,(e=Al())!=null?e:jp());return((t=Al())==null?void 0:t.score)>0&&(this._keybindings=r,n.length>0&&console.error("MathLive 0.98.5: Invalid keybindings for current keyboard layout",n)),r}get menu(){return this._menu}setOptions(e){var t;this.options=F(F({},this.options),Bu(e)),this._keybindings=void 0,this.options.defaultMode==="inline-math"?this.element.classList.add("ML__is-inline"):this.element.classList.remove("ML__is-inline");let r=this.options.defaultMode;r==="inline-math"&&(r="math"),((t=this.model.root.firstChild)==null?void 0:t.mode)!==r&&(this.model.root.firstChild.mode=r),this.options.readOnly&&this.hasFocus()&&window.mathVirtualKeyboard.visible&&this.executeCommand("hideVirtualKeyboard");const n=Qe.serialize([this.model.root],{expandMacro:!1,defaultMode:this.options.defaultMode});("macros"in e||this.model.getValue()!==n)&&Wn.insert(this.model,n,{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)&&oi(this)}getOptions(e){return Eo(this.options,e)}getOption(e){return Eo(this.options,e)}handleEvent(e){return qs(this,null,function*(){var t;if(ho(this)){if(kc(e)){if(!gc(e.origin,(t=this.options.originValidator)!=null?t:"none"))throw new DOMException(`Message from unknown origin (${e.origin}) cannot be handled`,"SecurityError");const{action:r}=e.data;if(r==="execute-command"){const n=e.data.command;if(qo(n)==="virtual-keyboard")return;this.executeCommand(n)}else r==="update-state"||(r==="focus"?this.focus({preventScroll:!0}):r==="blur"&&this.blur());return}switch(e.type){case"focus":this.onFocus();break;case"blur":this.onBlur();break;case"mousedown":this.userSelect!=="none"&&jh(this,e);break;case"pointerdown":this.userSelect!=="none"&&(jh(this,e),e.shiftKey===!1&&(yield sd(e,this.element.querySelector("[part=container]"),this._menu))&&ju.stop());break;case"contextmenu":this.userSelect!=="none"&&e.shiftKey===!1&&(yield sd(e,this.element.querySelector("[part=container]"),this._menu))&&ju.stop();break;case"virtual-keyboard-toggle":this.hasFocus()&&Xu(this);break;case"resize":this.geometryChangeTimer&&cancelAnimationFrame(this.geometryChangeTimer),this.geometryChangeTimer=requestAnimationFrame(()=>ho(this)&&this.onGeometryChange());break;case"scroll":this.geometryChangeTimer&&cancelAnimationFrame(this.geometryChangeTimer),this.geometryChangeTimer=requestAnimationFrame(()=>ho(this)&&this.onGeometryChange());break;case"wheel":this.onWheel(e);break;default:console.warn("Unexpected event type",e.type)}}})}dispose(){if(!ho(this))return;f.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();const e=this.element;delete e.mathfield,this.element=void 0,this.host=void 0,this.field=void 0,this.ariaLiveText=void 0,tv(),sm(),Ev()}flushInlineShortcutBuffer(e){if(e!=null||(e={defer:!1}),!e.defer){this.inlineShortcutBuffer=[],clearTimeout(this.inlineShortcutBufferFlushTimer),this.inlineShortcutBufferFlushTimer=0;return}this.options.inlineShortcutTimeout>0&&(clearTimeout(this.inlineShortcutBufferFlushTimer),this.inlineShortcutBufferFlushTimer=setTimeout(()=>this.flushInlineShortcutBuffer(),this.options.inlineShortcutTimeout))}executeCommand(e){return qo(e)==="virtual-keyboard"?(this.focus({preventScroll:!0}),window.mathVirtualKeyboard.executeCommand(e),requestAnimationFrame(()=>window.mathVirtualKeyboard.update(vs(this))),!1):dm(this,e)}get errors(){return nh(this.model.getValue(),{context:this.context})}getValue(e,t,r){return this.model.getValue(e,t,r)}setValue(e,t){var r;t=t!=null?t:{mode:"math"},t.insertionMode===void 0&&(t.insertionMode="replaceAll"),(t.format===void 0||t.format==="auto")&&(t.format="latex"),(t.mode===void 0||t.mode==="auto")&&(t.mode=(r=C0(this.model,this.model.position))!=null?r:"math");const n=this.undoManager.canUndo();Wn.insert(this.model,e,t)&&(oi(this),n||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 n=window.mathVirtualKeyboard.boundingRect,a=this.host.getBoundingClientRect();a.bottom>n.top&&((e=window.document.scrollingElement)==null||e.scrollBy(0,a.bottom-n.top+8))}}this.dirty&&bo(this,{interactive:!0});const t=this.field.getBoundingClientRect();let r=null;if(this.model.selectionIsCollapsed)r=gl(this.field);else{const n=zf(this);if(n.length>0){let a=-1/0,o=-1/0;for(const _ of n)_.right>a&&(a=_.right),_.top<o&&(o=_.top);r={x:a+t.left-this.field.scrollLeft,y:o+t.top-this.field.scrollTop,height:0}}}if(this.host&&r){const n=this.host.getBoundingClientRect(),a=r.y;let o=this.host.scrollTop;a<n.top?o=a-n.top+this.host.scrollTop:a>n.bottom&&(o=a-n.bottom+this.host.scrollTop+r.height),this.host.scroll({top:o,left:0})}if(r){const n=r.x-window.scrollX;let a=this.field.scrollLeft;n<t.left?a=n-t.left+this.field.scrollLeft-20:n>t.right&&(a=n-t.right+this.field.scrollLeft+20),this.field.scroll({top:this.field.scrollTop,left:a})}}insert(e,t){return typeof e!="string"||e.length===0&&((t==null?void 0:t.insertionMode)==="insertBefore"||(t==null?void 0:t.insertionMode)==="insertAfter")||e.length===0&&this.model.selectionIsCollapsed?!1:(this.flushInlineShortcutBuffer(),t=t!=null?t:{mode:"math"},t.focus&&this.focus(),t.feedback&&(window.MathfieldElement.keypressVibration&&p()&&navigator.vibrate(Sh),window.MathfieldElement.playSound("keypress")),e==="\\\\"?Rh(this.model):e==="&"?Ph(this.model):this.model.selectionIsCollapsed?Wn.insert(this.model,e,F({style:this.model.at(this.model.position).computedStyle},t)):Wn.insert(this.model,e,t),this.snapshot(`insert-${this.model.at(this.model.position).type}`),oi(this),t.scrollIntoView&&this.scrollIntoView(),!0)}switchMode(e,t="",r=""){var n;if(this.model.mode===e||!this.hasEditableContent||!this.contentEditable||this.disabled)return;const a=this.model.mode;if(this.model.mode=e,!((n=this.host)!=null&&n.dispatchEvent(new Event("mode-change",{bubbles:!0,composed:!0,cancelable:!0})))){this.model.mode=a;return}const o=this.model.mode,{model:_}=this;_.deferNotifications({content:!!r||!!t,selection:!0,type:"insertText"},()=>{let N=!1;if(this.flushInlineShortcutBuffer(),this.stopCoalescingUndo(),t&&e!=="latex"){const z=na(t,{context:this.context,parseMode:e});_.collapseSelection("forward");const W=_.at(_.position);_.position=_.offsetOf(W.parent.addChildrenAfter(z,W)),N=!0}if(this.model.mode=e,e==="latex"){let z=_.selectionIsCollapsed;Yo(this,"accept");let W,j=_.at(_.position);if(z)W="\\";else{const ae=Xi(_.selection);W=this.model.getValue(ae,"latex");const he=this.model.extractAtoms(ae);he.length===1&&he[0].type==="placeholder"&&(W=t,z=!0),j=_.at(ae[0])}const X=new xl(W);j.parent.addChildAfter(X,j),z?_.position=_.offsetOf(X.lastChild):_.setSelection(_.offsetOf(X.firstChild),_.offsetOf(X.lastChild))}else kl(_).forEach(z=>{z.isError=!1});if(r){const z=na(r,{context:this.context,parseMode:o});_.collapseSelection("forward");const W=_.at(_.position);_.position=_.offsetOf(W.parent.addChildrenAfter(z,W)),N=!0}return oi(this),this.undoManager.snapshot(e==="latex"?"insert-latex":"insert"),N}),this.model.mode=e,window.mathVirtualKeyboard.update(vs(this))}hasFocus(){return!this.blurred}focus(e){var t;this.hasFocus()||(this.keyboardDelegate.focus(),this.connectToVirtualKeyboard(),this.onFocus(),this.model.announce("line")),(t=e==null?void 0:e.preventScroll)!=null&&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 r,n;const a={operation:"set",silenceNotifications:!1};fu(t)?a.range=t:(t.operation==="toggle"&&(a.operation="toggle"),a.range=t.range,a.silenceNotifications=(r=t.silenceNotifications)!=null?r:!1);const o=Kc(this,e),_=(n=a.operation)!=null?n:"set";if(a.range===void 0&&this.model.selectionIsCollapsed){if(_==="set"){this.defaultStyle=F(F({},this.defaultStyle),o);return}const N=F({},this.defaultStyle);for(const z of Object.keys(o))N[z]===o[z]?(z==="color"&&delete N.verbatimColor,z==="backgroundColor"&&delete N.verbatimBackgroundColor,delete N[z]):N[z]=o[z];this.defaultStyle=N;return}this.model.deferNotifications({content:!a.silenceNotifications,type:"insertText"},()=>{if(a.range===void 0)for(const N of this.model.selection.ranges)Lc(this.model,N,o,{operation:_});else Lc(this.model,a.range,o,{operation:_})}),oi(this)}toggleContextMenu(){var e;return this._menu.visible?this._menu.state==="open"?(this._menu.hide(),!0):(this._menu.show({target:this.element.querySelector("[part=container]"),location:(e=this.getCaretPoint())!=null?e:void 0,onDismiss:()=>{var t;return(t=this.element)==null?void 0:t.focus()}}),!0):!1}getCaretPoint(){const e=gl(this.field);return e?{x:e.x,y:e.y}:null}setCaretPoint(e,t){const r=Bl(this,e,t,{bias:0});if(r<0)return!1;const n=this.model.position;return this.model.position=r,this.model.announce("move",n),oi(this),!0}getPrompt(e){const t=this.model.findAtom(r=>r.type==="prompt"&&r.placeholderId===e);return console.assert(t!==void 0,"MathLive 0.98.5: no prompts with matching ID found"),t}getPromptValue(e,t){const r=this.getPrompt(e);if(!r)return"";const n=this.model.offsetOf(r.firstChild),a=this.model.offsetOf(r.lastChild);return this.model.getValue(n,a,t)}getPrompts(e){return this.model.getAllAtoms().filter(t=>t.type!=="prompt"?!1:e?!(e.id&&t.placeholderId!==e.id||e.locked&&t.locked!==e.locked||e.correctness==="undefined"&&t.correctness||e.correctness&&t.correctness!==e.correctness):!0).map(t=>t.placeholderId)}setPromptValue(e,t,r){if(t!==void 0){const n=this.getPrompt(e);if(!n){console.error(`MathLive 0.98.5: unknown prompt ${e}`);return}const a=this.model.getBranchRange(this.model.offsetOf(n),"body");this.model.setSelection(a),this.insert(t,i(F({},r),{insertionMode:"replaceSelection"}))}r!=null&&r.silenceNotifications&&(this.valueOnFocus=this.getValue()),oi(this)}setPromptState(e,t,r){const n=this.getPrompt(e);if(!n){console.error(`MathLive 0.98.5: unknown prompt ${e}`);return}t==="undefined"?n.correctness=void 0:typeof t=="string"&&(n.correctness=t),typeof r=="boolean"&&(n.locked=r,n.captureSelection=r),oi(this)}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(vs(this)),(t=this.host)==null||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(vs(this)),(e=this.host)==null||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(vs(this)),(e=this.host)==null||e.dispatchEvent(new CustomEvent("undo-state-change",{bubbles:!0,composed:!0,detail:{type:"undo"}})))}resetUndo(){var e;(e=this.undoManager)==null||e.reset()}onSelectionDidChange(){var e,t;const r=this.model;this.keyboardDelegate.setValue(r.getValue(this.model.selection,"latex-expanded"));{const n=r.at(r.position),a=(e=n.mode)!=null?e:Lh(this.options);this.model.mode!==a&&(this.model.mode==="latex"?(Yo(this,"accept",{mode:a}),r.position=r.offsetOf(n)):this.switchMode(a))}(t=this.host)==null||t.dispatchEvent(new Event("selection-change",{bubbles:!0,composed:!0})),window.mathVirtualKeyboard.visible&&window.mathVirtualKeyboard.update(vs(this)),Xu(this)}onContentWillChange(e){var t,r,n;return(n=(r=this.host)==null?void 0:r.dispatchEvent(new InputEvent("beforeinput",i(F({},e),{data:e.data?e.data:(t=e.inputType)!=null?t:"",cancelable:!0,bubbles:!0,composed:!0}))))!=null?n:!0}onFocus(){this.focusBlurInProgress||!this.blurred||(this.focusBlurInProgress=!0,this.blurred=!1,this.keyboardDelegate.focus(),this.stopCoalescingUndo(),bo(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,r;if(this.focusBlurInProgress||this.blurred)return;this.focusBlurInProgress=!0,this.stopCoalescingUndo(),this.blurred=!0,this.ariaLiveText.textContent="",Xo(this),this.model.getValue()!==this.valueOnFocus&&((e=this.host)==null||e.dispatchEvent(new Event("change",{bubbles:!0,composed:!0}))),this.disconnectFromVirtualKeyboard(),(t=this.host)==null||t.dispatchEvent(new Event("blur",{bubbles:!1,composed:!0})),(r=this.host)==null||r.dispatchEvent(new UIEvent("focusout",{bubbles:!0,composed:!0})),oi(this),this.focusBlurInProgress=!1,Vc();const n=new AbortController,a=n.signal;document.addEventListener("visibilitychange",()=>{document.visibilityState==="hidden"&&document.addEventListener("visibilitychange",()=>{ho(this)&&document.visibilityState==="visible"&&this.focus({preventScroll:!0})},{once:!0,signal:a})},{once:!0,signal:a}),setTimeout(()=>n.abort(),100)}onInput(e){Fc(this,e)}onKeystroke(e){return Wh(this,e)}onCompositionStart(e){this.model.deleteAtoms(Xi(this.model.selection));const t=gl(this.field);t&&requestAnimationFrame(()=>{bo(this),this.keyboardDelegate.moveTo(t.x,t.y-t.height)})}onCompositionUpdate(e){Om(this.model,e),oi(this)}onCompositionEnd(e){Fm(this.model),Fc(this,e,{simulateKeystroke:!0})}onCut(e){if(!this.isSelectionEditable){this.model.announce("plonk");return}this.model.contentWillChange({inputType:"deleteByCut"})&&(this.stopCoalescingUndo(),Wn.onCopy(this,e),_s(this.model,Xi(this.model.selection),"deleteByCut"),this.snapshot("cut"),oi(this))}onCopy(e){Wn.onCopy(this,e)}onPaste(e){let t=this.isSelectionEditable;return t&&(t=Wn.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(),ku(this),Xu(this)}onWheel(e){const t=5*e.deltaX;if(!Number.isFinite(t)||t===0)return;const r=this.field;t<0&&r.scrollLeft===0||t>0&&r.offsetWidth+r.scrollLeft>=r.scrollWidth||(r.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:(e=this.options.registers)!=null?e:{},smartFence:this.smartFence,letterShapeStyle:this.letterShapeStyle,minFontScale:this.minFontScale,placeholderSymbol:(t=this.options.placeholderSymbol)!=null?t:"\u25A2",colorMap:r=>this.colorMap(r),backgroundColorMap:r=>this.backgroundColorMap(r),getMacro:r=>pt(r,this.options.macros),atomIdsSettings:{seed:"random",groupNumbers:!1}}}};function _d(e){if(e&&(e.classList.remove("ML__highlight"),e.children))for(const t of e.children)_d(t)}function sf(e,t){var r;e&&(!t||((r=e.dataset)==null?void 0:r.atomId)===t?(e.classList.add("ML__highlight"),e.children&&e.children.length>0&&[...e.children].forEach(n=>{n instanceof HTMLElement&&sf(n)})):(e.classList.remove("ML__highlight"),e.children&&e.children.length>0&&[...e.children].forEach(n=>{n instanceof HTMLElement&&sf(n,t)})))}function bg(e,t){var r;if(!b())return;if(window.MathfieldElement.speechEngine!=="amazon"){console.error("MathLive 0.98.5: Use Amazon TTS Engine for synchronized highlighting"),typeof window.MathfieldElement.speakHook=="function"&&window.MathfieldElement.speakHook(t);return}if(!window.AWS){console.error("MathLive 0.98.5: AWS SDK not loaded. See https://www.npmjs.com/package/aws-sdk");return}const n=new window.AWS.Polly({apiVersion:"2016-06-10"}),a={OutputFormat:"json",VoiceId:(r=window.MathfieldElement.speechEngineVoice)!=null?r:"Joanna",Engine:"standard",Text:t,TextType:"ssml",SpeechMarkTypes:["ssml"]};Xs().readAloudElement=e,n.synthesizeSpeech(a,(o,_)=>{if(o){console.trace(`MathLive 0.98.5: \`polly.synthesizeSpeech()\` error: ${o}`);return}if(!(_!=null&&_.AudioStream)){console.log("polly.synthesizeSpeech():",_);return}const N=new TextDecoder("utf-8").decode(new Uint8Array(_.AudioStream));Xs().readAloudMarks=N.split(`
`).map(z=>z?JSON.parse(z):{}),Xs().readAloudTokens=[];for(const z of Xs().readAloudMarks)z.value&&Xs().readAloudTokens.push(z.value);Xs().readAloudCurrentMark="",a.OutputFormat="mp3",a.SpeechMarkTypes=[],n.synthesizeSpeech(a,(z,W)=>{if(z){console.trace(`MathLive 0.98.5: \`polly.synthesizeSpeech("${t}") error:${z}`);return}if(!(W!=null&&W.AudioStream))return;const j=new Uint8Array(W.AudioStream),X=new Blob([j.buffer],{type:"audio/mpeg"}),ae=URL.createObjectURL(X),he=Xs();he.readAloudAudio?he.readAloudAudio.pause():(he.readAloudAudio=new Audio,he.readAloudAudio.addEventListener("ended",()=>{const _e=he.readAloudMathfield;he.readAloudStatus="ended",document.body.dispatchEvent(new Event("read-aloud-status-change",{bubbles:!0,composed:!0})),_e?(bo(_e),he.readAloudElement=null,he.readAloudMathfield=null,he.readAloudTokens=[],he.readAloudMarks=[],he.readAloudCurrentMark=""):_d(he.readAloudElement)}),he.readAloudAudio.addEventListener("timeupdate",()=>{let _e="";const Ue=he.readAloudAudio.currentTime*1e3+100;for(const yt of he.readAloudMarks)yt.time<Ue&&(_e=yt.value);he.readAloudCurrentMark!==_e&&(he.readAloudCurrentToken=_e,_e&&_e===he.readAloudFinalToken?he.readAloudAudio.pause():(he.readAloudCurrentMark=_e,sf(he.readAloudElement,he.readAloudCurrentMark)))})),he.readAloudAudio.src=ae,he.readAloudStatus="playing",document.body.dispatchEvent(new Event("read-aloud-status-change",{bubbles:!0,composed:!0})),he.readAloudAudio.play()})})}b()||console.error('MathLive 0.98.5: this version of the MathLive library is for use in the browser. 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 sn=new WeakMap,xg=.5,Ys={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 = ..."},Ki=class Co extends HTMLElement{static get formAssociated(){return ll()}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(t){t!==this._fontsDirectory&&(this._fontsDirectory=t,um())}get fontsDirectory(){throw new Error("Use MathfieldElement.fontsDirectory instead")}set fontsDirectory(t){throw new Error("Use MathfieldElement.fontsDirectory instead")}static get soundsDirectory(){return this._soundsDirectory}static set soundsDirectory(t){this._soundsDirectory=t,this.audioBuffers={}}get soundsDirectory(){throw new Error("Use MathfieldElement.soundsDirectory instead")}set soundsDirectory(t){throw new Error("Use MathfieldElement.soundsDirectory instead")}static get keypressSound(){return this._keypressSound}static set keypressSound(t){var r,n,a;this.audioBuffers={},t===null?this._keypressSound={spacebar:null,return:null,delete:null,default:null}:typeof t=="string"?this._keypressSound={spacebar:t,return:t,delete:t,default:t}:typeof t=="object"&&"default"in t&&(this._keypressSound={spacebar:(r=t.spacebar)!=null?r:t.default,return:(n=t.return)!=null?n:t.default,delete:(a=t.delete)!=null?a:t.default,default:t.default})}static get plonkSound(){return this._plonkSound}static set plonkSound(t){this.audioBuffers={},this._plonkSound=t}static get audioContext(){return this._audioContext||(this._audioContext=new AudioContext),this._audioContext}static get speechEngine(){return this._speechEngine}static set speechEngine(t){this._speechEngine=t}static get speechEngineRate(){return this._speechEngineRate}static set speechEngineRate(t){this._speechEngineRate=t}static get speechEngineVoice(){return this._speechEngineVoice}static set speechEngineVoice(t){this._speechEngineVoice=t}static get textToSpeechMarkup(){return this._textToSpeechMarkup}static set textToSpeechMarkup(t){this._textToSpeechMarkup=t}static get textToSpeechRules(){return this._textToSpeechRules}static set textToSpeechRules(t){this._textToSpeechRules=t}static get textToSpeechRulesOptions(){return this._textToSpeechRulesOptions}static set textToSpeechRulesOptions(t){this._textToSpeechRulesOptions=t}static get locale(){return f.locale}static set locale(t){t==="auto"&&(t=navigator.language.slice(0,5)),f.locale=t}get locale(){throw new Error("Use MathfieldElement.locale instead")}set locale(t){throw new Error("Use MathfieldElement.locale instead")}static get strings(){return f.strings}static set strings(t){f.merge(t)}get strings(){throw new Error("Use MathfieldElement.strings instead")}set strings(t){throw new Error("Use MathfieldElement.strings instead")}static get decimalSeparator(){return this._decimalSeparator}static set decimalSeparator(t){this._decimalSeparator=t,this._computeEngine&&(this._computeEngine.latexOptions.decimalMarker=this.decimalSeparator===","?"{,}":".")}get decimalSeparator(){throw new Error("Use MathfieldElement.decimalSeparator instead")}set decimalSeparator(t){throw new Error("Use MathfieldElement.decimalSeparator instead")}static get computeEngine(){var t,r;if(this._computeEngine===void 0){const n=(t=window[Symbol.for("io.cortexjs.compute-engine")])==null?void 0:t.ComputeEngine;if(!n)return null;this._computeEngine=new n,this._computeEngine&&this.decimalSeparator===","&&(this._computeEngine.latexOptions.decimalMarker="{,}")}return(r=this._computeEngine)!=null?r:null}static set computeEngine(t){this._computeEngine=t}get computeEngine(){throw new Error("Use MathfieldElement.computeEngine instead")}set computeEngine(t){throw new Error("Use MathfieldElement.computeEngine instead")}static get isFunction(){return typeof this._isFunction!="function"?()=>!1:this._isFunction}static set isFunction(t){this._isFunction=t}static loadSound(t){return qs(this,null,function*(){delete this.audioBuffers[t];let r="";switch(t){case"keypress":r=this._keypressSound.default;break;case"return":r=this._keypressSound.return;break;case"spacebar":r=this._keypressSound.spacebar;break;case"delete":r=this._keypressSound.delete;break;case"plonk":r=this.plonkSound;break}if(typeof r!="string")return;r=r.trim();const n=this.soundsDirectory;if(!(n==null||n==="null"||r==="none"||r==="null"))try{const o=yield(yield fetch(yield Eh(`${n}/${r}`))).arrayBuffer(),_=yield this.audioContext.decodeAudioData(o);this.audioBuffers[t]=_}catch(a){}})}static playSound(t){return qs(this,null,function*(){if((this.audioContext.state==="suspended"||this.audioContext.state==="interrupted")&&(yield this.audioContext.resume()),this.audioBuffers[t]||(yield this.loadSound(t)),!this.audioBuffers[t])return;const r=this.audioContext.createBufferSource();r.buffer=this.audioBuffers[t];const n=this.audioContext.createGain();n.gain.value=xg,r.connect(n).connect(this.audioContext.destination),r.start()})}constructor(t){if(super(),t){const r=[];for(const n of Object.keys(t))if(Ys[n])if(Ys[n].startsWith("mf."))if(Ys[n].startsWith(`mf.${n}`))r.push(`Option \`${n}\` cannot be used as a constructor option. Use ${Ys[n]}`);else{const a=Ys[n].match(/([a-zA-Z]+) =/);r.push(`Option \`${n}\` has been renamed \`${a[1]}\``)}else r.push(`Option \`${n}\` cannot be used as a constructor option. Use ${Ys[n]}`);if(r.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 n of r)console.warn(n);console.groupEnd()}}if(ll()&&(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=[Vo("core"),Vo("mathfield"),Vo("mathfield-element"),Vo("ui"),Vo("menu")],this.shadowRoot.appendChild(document.createElement("span"));const r=document.createElement("slot");r.style.display="none",this.shadowRoot.appendChild(r)}else this.shadowRoot.innerHTML="<style>"+po("core")+po("mathfield")+po("mathfield-element")+po("ui")+po("menu")+'</style><span></span><slot style="display:none"></slot>';t&&this._setOptions(t),this.shadowRoot.addEventListener("slotchange",()=>{var r;const n=this.shadowRoot.querySelector("slot:not([name])");this.value=(r=n==null?void 0:n.assignedNodes().map(a=>a.nodeType===3?a.textContent:"").join("").trim())!=null?r:""})}showMenu(t){var r,n;return(n=(r=this._mathfield)==null?void 0:r.showMenu(t))!=null?n:!1}get mathVirtualKeyboard(){throw new Error("The `mathVirtualKeyboard` property is not available on the MathfieldElement. Use `window.mathVirtualKeyboard` instead.")}onPointerDown(){window.addEventListener("pointerup",t=>{var r;t.target===this&&!((r=this._mathfield)!=null&&r.disabled)&&this.dispatchEvent(new MouseEvent("click",{altKey:t.altKey,button:t.button,buttons:t.buttons,clientX:t.clientX,clientY:t.clientY,ctrlKey:t.ctrlKey,metaKey:t.metaKey,movementX:t.movementX,movementY:t.movementY,relatedTarget:t.relatedTarget,screenX:t.screenX,screenY:t.screenY,shiftKey:t.shiftKey}))},{once:!0})}getPromptValue(t,r){var n,a;return(a=(n=this._mathfield)==null?void 0:n.getPromptValue(t,r))!=null?a:""}setPromptValue(t,r,n){var a;(a=this._mathfield)==null||a.setPromptValue(t,r,n)}getPromptRange(t){var r,n;return(n=(r=this._mathfield)==null?void 0:r.getPromptRange(t))!=null?n:null}getPrompts(t){var r,n;return(n=(r=this._mathfield)==null?void 0:r.getPrompts(t))!=null?n:[]}get form(){var t;return(t=this._internals)==null?void 0:t.form}get name(){var t;return(t=this.getAttribute("name"))!=null?t:""}get type(){return this.localName}get mode(){var t,r;return(r=(t=this._mathfield)==null?void 0:t.model.mode)!=null?r:this.defaultMode==="text"?"text":"math"}set mode(t){var r;(r=this._mathfield)==null||r.switchMode(t)}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.
Load the library, for example with:
import "https://unpkg.com/@cortex-js/compute-engine?module"`),null)}set expression(t){var r,n;if(!this._mathfield)return;const a=(n=(r=Co.computeEngine)==null?void 0:r.box(t).latex)!=null?n:null;a!==null&&this._mathfield.setValue(a),window[Symbol.for("io.cortexjs.compute-engine")]||console.error(`MathLive 0.98.5: The CortexJS Compute Engine library is not available.
Load the library, for example with:
import "https://unpkg.com/@cortex-js/compute-engine?module"`)}get errors(){var t,r;return(r=(t=this._mathfield)==null?void 0:t.errors)!=null?r:[]}_getOptions(t){return this._mathfield?Eo(this._mathfield.options,t):sn.has(this)?F({},Eo(F(F({},Nu()),Bu(sn.get(this).options)),t)):null}getOptions(t){return console.warn("%cMathLive 0.98.5: %cDeprecated Usage%c\n `mf.getOptions()` is deprecated. 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