"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var React = _interopRequireWildcard(require("react"));

var _rcTrigger = _interopRequireDefault(require("rc-trigger"));

var _warning = _interopRequireDefault(require("warning"));

var _KeyCode = _interopRequireDefault(require("rc-util/lib/KeyCode"));

var _arrayTreeFilter = _interopRequireDefault(require("array-tree-filter"));

var _utils = require("./utils");

var _Menus = _interopRequireDefault(require("./Menus"));

var _placements = _interopRequireDefault(require("./placements"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function () { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

var Cascader =
/** @class */
function () {
  var Cascader = /*#__PURE__*/function (_React$Component) {
    _inherits(Cascader, _React$Component);

    var _super = _createSuper(Cascader);

    function Cascader(props) {
      var _this;

      _classCallCheck(this, Cascader);

      _this = _super.call(this, props);

      _this.setPopupVisible = function (popupVisible) {
        var value = _this.state.value;

        if (!('popupVisible' in _this.props)) {
          _this.setState({
            popupVisible: popupVisible
          });
        } // sync activeValue with value when panel open


        if (popupVisible && !_this.state.popupVisible) {
          _this.setState({
            activeValue: value
          });
        }

        _this.props.onPopupVisibleChange(popupVisible);
      };

      _this.handleChange = function (options, _ref, e) {
        var visible = _ref.visible;

        if (e.type !== 'keydown' || e.keyCode === _KeyCode.default.ENTER) {
          _this.props.onChange(options.map(function (o) {
            return o[_this.getFieldName('value')];
          }), options);

          _this.setPopupVisible(visible);
        }
      };

      _this.handlePopupVisibleChange = function (popupVisible) {
        _this.setPopupVisible(popupVisible);
      };

      _this.handleMenuSelect = function (targetOption, menuIndex, e) {
        // Keep focused state for keyboard support
        var triggerNode = _this.trigger.getRootDomNode();

        if (triggerNode && triggerNode.focus) {
          triggerNode.focus();
        }

        var _this$props = _this.props,
            changeOnSelect = _this$props.changeOnSelect,
            loadData = _this$props.loadData,
            expandTrigger = _this$props.expandTrigger;

        if (!targetOption || targetOption.disabled) {
          return;
        }

        var activeValue = _this.state.activeValue;
        activeValue = activeValue.slice(0, menuIndex + 1);
        activeValue[menuIndex] = targetOption[_this.getFieldName('value')];

        var activeOptions = _this.getActiveOptions(activeValue);

        if (targetOption.isLeaf === false && !targetOption[_this.getFieldName('children')] && loadData) {
          if (changeOnSelect) {
            _this.handleChange(activeOptions, {
              visible: true
            }, e);
          }

          _this.setState({
            activeValue: activeValue
          });

          loadData(activeOptions);
          return;
        }

        var newState = {};

        if (!targetOption[_this.getFieldName('children')] || !targetOption[_this.getFieldName('children')].length) {
          _this.handleChange(activeOptions, {
            visible: false
          }, e); // set value to activeValue when select leaf option


          newState.value = activeValue; // add e.type judgement to prevent `onChange` being triggered by mouseEnter
        } else if (changeOnSelect && (e.type === 'click' || e.type === 'keydown')) {
          if (expandTrigger === 'hover') {
            _this.handleChange(activeOptions, {
              visible: false
            }, e);
          } else {
            _this.handleChange(activeOptions, {
              visible: true
            }, e);
          } // set value to activeValue on every select


          newState.value = activeValue;
        }

        newState.activeValue = activeValue; //  not change the value by keyboard

        if ('value' in _this.props || e.type === 'keydown' && e.keyCode !== _KeyCode.default.ENTER) {
          delete newState.value;
        }

        _this.setState(newState);
      };

      _this.handleItemDoubleClick = function () {
        var changeOnSelect = _this.props.changeOnSelect;

        if (changeOnSelect) {
          _this.setPopupVisible(false);
        }
      };

      _this.handleKeyDown = function (e) {
        var children = _this.props.children; // https://github.com/ant-design/ant-design/issues/6717
        // Don't bind keyboard support when children specify the onKeyDown

        if (children && children.props.onKeyDown) {
          children.props.onKeyDown(e);
          return;
        }

        var activeValue = _toConsumableArray(_this.state.activeValue);

        var currentLevel = activeValue.length - 1 < 0 ? 0 : activeValue.length - 1;

        var currentOptions = _this.getCurrentLevelOptions();

        var currentIndex = currentOptions.map(function (o) {
          return o[_this.getFieldName('value')];
        }).indexOf(activeValue[currentLevel]);

        if (e.keyCode !== _KeyCode.default.DOWN && e.keyCode !== _KeyCode.default.UP && e.keyCode !== _KeyCode.default.LEFT && e.keyCode !== _KeyCode.default.RIGHT && e.keyCode !== _KeyCode.default.ENTER && e.keyCode !== _KeyCode.default.SPACE && e.keyCode !== _KeyCode.default.BACKSPACE && e.keyCode !== _KeyCode.default.ESC && e.keyCode !== _KeyCode.default.TAB) {
          return;
        } // Press any keys above to reopen menu


        if (!_this.state.popupVisible && e.keyCode !== _KeyCode.default.BACKSPACE && e.keyCode !== _KeyCode.default.LEFT && e.keyCode !== _KeyCode.default.RIGHT && e.keyCode !== _KeyCode.default.ESC && e.keyCode !== _KeyCode.default.TAB) {
          _this.setPopupVisible(true);

          return;
        }

        if (e.keyCode === _KeyCode.default.DOWN || e.keyCode === _KeyCode.default.UP) {
          e.preventDefault();
          var nextIndex = currentIndex;

          if (nextIndex !== -1) {
            if (e.keyCode === _KeyCode.default.DOWN) {
              nextIndex += 1;
              nextIndex = nextIndex >= currentOptions.length ? 0 : nextIndex;
            } else {
              nextIndex -= 1;
              nextIndex = nextIndex < 0 ? currentOptions.length - 1 : nextIndex;
            }
          } else {
            nextIndex = 0;
          }

          activeValue[currentLevel] = currentOptions[nextIndex][_this.getFieldName('value')];
        } else if (e.keyCode === _KeyCode.default.LEFT || e.keyCode === _KeyCode.default.BACKSPACE) {
          e.preventDefault();
          activeValue.splice(activeValue.length - 1, 1);
        } else if (e.keyCode === _KeyCode.default.RIGHT) {
          e.preventDefault();

          if (currentOptions[currentIndex] && currentOptions[currentIndex][_this.getFieldName('children')]) {
            activeValue.push(currentOptions[currentIndex][_this.getFieldName('children')][0][_this.getFieldName('value')]);
          }
        } else if (e.keyCode === _KeyCode.default.ESC || e.keyCode === _KeyCode.default.TAB) {
          _this.setPopupVisible(false);

          return;
        }

        if (!activeValue || activeValue.length === 0) {
          _this.setPopupVisible(false);
        }

        var activeOptions = _this.getActiveOptions(activeValue);

        var targetOption = activeOptions[activeOptions.length - 1];

        _this.handleMenuSelect(targetOption, activeOptions.length - 1, e);

        if (_this.props.onKeyDown) {
          _this.props.onKeyDown(e);
        }
      };

      _this.saveTrigger = function (node) {
        _this.trigger = node;
      };

      var initialValue = [];

      if ('value' in props) {
        initialValue = props.value || [];
      } else if ('defaultValue' in props) {
        initialValue = props.defaultValue || [];
      }

      (0, _warning.default)(!('filedNames' in props), '`filedNames` of Cascader is a typo usage and deprecated, please use `fieldNames` instead.');
      _this.state = {
        popupVisible: props.popupVisible,
        activeValue: initialValue,
        value: initialValue,
        prevProps: props
      };
      _this.defaultFieldNames = {
        label: 'label',
        value: 'value',
        children: 'children'
      };
      return _this;
    }

    _createClass(Cascader, [{
      key: "getPopupDOMNode",
      value: function getPopupDOMNode() {
        return this.trigger.getPopupDomNode();
      }
    }, {
      key: "getFieldName",
      value: function getFieldName(name) {
        var defaultFieldNames = this.defaultFieldNames;
        var _this$props2 = this.props,
            fieldNames = _this$props2.fieldNames,
            filedNames = _this$props2.filedNames;

        if ('filedNames' in this.props) {
          return filedNames[name] || defaultFieldNames[name]; // For old compatibility
        }

        return fieldNames[name] || defaultFieldNames[name];
      }
    }, {
      key: "getFieldNames",
      value: function getFieldNames() {
        var _this$props3 = this.props,
            fieldNames = _this$props3.fieldNames,
            filedNames = _this$props3.filedNames;

        if ('filedNames' in this.props) {
          return filedNames; // For old compatibility
        }

        return fieldNames;
      }
    }, {
      key: "getCurrentLevelOptions",
      value: function getCurrentLevelOptions() {
        var _this2 = this;

        var _this$props$options = this.props.options,
            options = _this$props$options === void 0 ? [] : _this$props$options;
        var _this$state$activeVal = this.state.activeValue,
            activeValue = _this$state$activeVal === void 0 ? [] : _this$state$activeVal;
        var result = (0, _arrayTreeFilter.default)(options, function (o, level) {
          return o[_this2.getFieldName('value')] === activeValue[level];
        }, {
          childrenKeyName: this.getFieldName('children')
        });

        if (result[result.length - 2]) {
          return result[result.length - 2][this.getFieldName('children')];
        }

        return _toConsumableArray(options).filter(function (o) {
          return !o.disabled;
        });
      }
    }, {
      key: "getActiveOptions",
      value: function getActiveOptions(activeValue) {
        var _this3 = this;

        return (0, _arrayTreeFilter.default)(this.props.options || [], function (o, level) {
          return o[_this3.getFieldName('value')] === activeValue[level];
        }, {
          childrenKeyName: this.getFieldName('children')
        });
      }
    }, {
      key: "render",
      value: function render() {
        var _this$props4 = this.props,
            prefixCls = _this$props4.prefixCls,
            transitionName = _this$props4.transitionName,
            popupClassName = _this$props4.popupClassName,
            _this$props4$options = _this$props4.options,
            options = _this$props4$options === void 0 ? [] : _this$props4$options,
            disabled = _this$props4.disabled,
            builtinPlacements = _this$props4.builtinPlacements,
            popupPlacement = _this$props4.popupPlacement,
            children = _this$props4.children,
            dropdownRender = _this$props4.dropdownRender,
            restProps = _objectWithoutProperties(_this$props4, ["prefixCls", "transitionName", "popupClassName", "options", "disabled", "builtinPlacements", "popupPlacement", "children", "dropdownRender"]); // Did not show popup when there is no options


        var menus = React.createElement("div", null);
        var emptyMenuClassName = '';

        if (options && options.length > 0) {
          menus = React.createElement(_Menus.default, Object.assign({}, this.props, {
            fieldNames: this.getFieldNames(),
            defaultFieldNames: this.defaultFieldNames,
            activeValue: this.state.activeValue,
            onSelect: this.handleMenuSelect,
            onItemDoubleClick: this.handleItemDoubleClick,
            visible: this.state.popupVisible
          }));
        } else {
          emptyMenuClassName = " ".concat(prefixCls, "-menus-empty");
        }

        var popupNode = menus;

        if (dropdownRender) {
          popupNode = dropdownRender(menus);
        }

        return React.createElement(_rcTrigger.default, Object.assign({
          ref: this.saveTrigger
        }, restProps, {
          popupPlacement: popupPlacement,
          builtinPlacements: builtinPlacements,
          popupTransitionName: transitionName,
          action: disabled ? [] : ['click'],
          popupVisible: disabled ? false : this.state.popupVisible,
          onPopupVisibleChange: this.handlePopupVisibleChange,
          prefixCls: "".concat(prefixCls, "-menus"),
          popupClassName: popupClassName + emptyMenuClassName,
          popup: popupNode
        }), React.cloneElement(children, {
          onKeyDown: this.handleKeyDown,
          tabIndex: disabled ? undefined : 0
        }));
      }
    }], [{
      key: "getDerivedStateFromProps",
      value: function getDerivedStateFromProps(nextProps, prevState) {
        var _prevState$prevProps = prevState.prevProps,
            prevProps = _prevState$prevProps === void 0 ? {} : _prevState$prevProps;
        var newState = {
          prevProps: nextProps
        };

        if ('value' in nextProps && !(0, _utils.isEqualArrays)(prevProps.value, nextProps.value)) {
          newState.value = nextProps.value || []; // allow activeValue diff from value
          // https://github.com/ant-design/ant-design/issues/2767

          if (!('loadData' in nextProps)) {
            newState.activeValue = nextProps.value || [];
          }
        }

        if ('popupVisible' in nextProps) {
          newState.popupVisible = nextProps.popupVisible;
        }

        return newState;
      }
    }]);

    return Cascader;
  }(React.Component);

  Cascader.defaultProps = {
    onChange: function onChange() {},
    onPopupVisibleChange: function onPopupVisibleChange() {},
    disabled: false,
    transitionName: '',
    prefixCls: 'rc-cascader',
    popupClassName: '',
    popupPlacement: 'bottomLeft',
    builtinPlacements: _placements.default,
    expandTrigger: 'click',
    fieldNames: {
      label: 'label',
      value: 'value',
      children: 'children'
    },
    expandIcon: '>'
  };
  return Cascader;
}();

var _default = Cascader;
exports.default = _default;