text: "use strict";
  
  var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
  
  var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.default = void 0;
  
  var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));
  
  var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
  
  var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
  
  var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));
  
  var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));
  
  var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
  
  var _classnames = _interopRequireDefault(require("classnames"));
  
  var _toArray = _interopRequireDefault(require("rc-util/lib/Children/toArray"));
  
  var _KeyCode = _interopRequireDefault(require("rc-util/lib/KeyCode"));
  
  var React = _interopRequireWildcard(require("react"));
  
  var _KeywordTrigger = _interopRequireDefault(require("./KeywordTrigger"));
  
  var _MentionsContext = require("./MentionsContext");
  
  var _Option = _interopRequireDefault(require("./Option"));
  
  var _util = require("./util");
  
  var Mentions =
  /*#__PURE__*/
  function (_React$Component) {
    (0, _inherits2.default)(Mentions, _React$Component);
  
    function Mentions(props) {
      var _this;
  
      (0, _classCallCheck2.default)(this, Mentions);
      _this = (0, _possibleConstructorReturn2.default)(this, (0, _getPrototypeOf2.default)(Mentions).call(this, props));
      _this.focusId = undefined;
  
      _this.triggerChange = function (value) {
        var onChange = _this.props.onChange;
  
        if (!('value' in _this.props)) {
          _this.setState({
            value: value
          });
        }
  
        if (onChange) {
          onChange(value);
        }
      };
  
      _this.onChange = function (_ref) {
        var value = _ref.target.value;
  
        _this.triggerChange(value);
      }; // Check if hit the measure keyword
  
  
      _this.onKeyDown = function (event) {
        var which = event.which;
        var _this$state = _this.state,
            activeIndex = _this$state.activeIndex,
            measuring = _this$state.measuring; // Skip if not measuring
  
        if (!measuring) {
          return;
        }
  
        if (which === _KeyCode.default.UP || which === _KeyCode.default.DOWN) {
          // Control arrow function
          var optionLen = _this.getOptions().length;
  
          var offset = which === _KeyCode.default.UP ? -1 : 1;
          var newActiveIndex = (activeIndex + offset + optionLen) % optionLen;
  
          _this.setState({
            activeIndex: newActiveIndex
          });
  
          event.preventDefault();
        } else if (which === _KeyCode.default.ESC) {
          _this.stopMeasure();
        } else if (which === _KeyCode.default.ENTER) {
          // Measure hit
          var option = _this.getOptions()[activeIndex];
  
          _this.selectOption(option);
  
          event.preventDefault();
        }
      };
      /**
       * When to start measure:
       * 1. When user press `prefix`
       * 2. When measureText !== prevMeasureText
       *  - If measure hit
       *  - If measuring
       *
       * When to stop measure:
       * 1. Selection is out of range
       * 2. Contains `space`
       * 3. ESC or select one
       */
  
  
      _this.onKeyUp = function (event) {
        var key = event.key,
            which = event.which;
        var _this$state2 = _this.state,
            prevMeasureText = _this$state2.measureText,
            measuring = _this$state2.measuring;
        var _this$props = _this.props,
            _this$props$prefix = _this$props.prefix,
            prefix = _this$props$prefix === void 0 ? '' : _this$props$prefix,
            onSearch = _this$props.onSearch,
            validateSearch = _this$props.validateSearch;
        var target = event.target;
        var selectionStartText = (0, _util.getBeforeSelectionText)(target);
  
        var _getLastMeasureIndex = (0, _util.getLastMeasureIndex)(selectionStartText, prefix),
            measureIndex = _getLastMeasureIndex.location,
            measurePrefix = _getLastMeasureIndex.prefix; // Skip if match the white key list
  
  
        if ([_KeyCode.default.ESC, _KeyCode.default.UP, _KeyCode.default.DOWN, _KeyCode.default.ENTER].indexOf(which) !== -1) {
          return;
        }
  
        if (measureIndex !== -1) {
          var measureText = selectionStartText.slice(measureIndex + measurePrefix.length);
          var validateMeasure = validateSearch(measureText, _this.props);
          var matchOption = !!_this.getOptions(measureText).length;
  
          if (validateMeasure) {
            if (key === measurePrefix || measuring || measureText !== prevMeasureText && matchOption) {
              _this.startMeasure(measureText, measurePrefix, measureIndex);
            }
          } else if (measuring) {
            // Stop if measureText is invalidate
            _this.stopMeasure();
          }
          /**
           * We will trigger `onSearch` to developer since they may use for async update.
           * If met `space` means user finished searching.
           */
  
  
          if (onSearch && validateMeasure) {
            onSearch(measureText, measurePrefix);
          }
        } else if (measuring) {
          _this.stopMeasure();
        }
      };
  
      _this.onInputFocus = function (event) {
        _this.onFocus(event);
      };
  
      _this.onInputBlur = function (event) {
        _this.onBlur(event);
      };
  
      _this.onDropdownFocus = function () {
        _this.onFocus();
      };
  
      _this.onDropdownBlur = function () {
        _this.onBlur();
      };
  
      _this.onFocus = function (event) {
        window.clearTimeout(_this.focusId);
        var isFocus = _this.state.isFocus;
        var onFocus = _this.props.onFocus;
  
        if (!isFocus && event && onFocus) {
          onFocus(event);
        }
  
        _this.setState({
          isFocus: true
        });
      };
  
      _this.onBlur = function (event) {
        _this.focusId = window.setTimeout(function () {
          var onBlur = _this.props.onBlur;
  
          _this.setState({
            isFocus: false
          });
  
          _this.stopMeasure();
  
          if (onBlur) {
            onBlur(event);
          }
        }, 0);
      };
  
      _this.selectOption = function (option) {
        var _this$state3 = _this.state,
            value = _this$state3.value,
            measureLocation = _this$state3.measureLocation,
            measurePrefix = _this$state3.measurePrefix;
        var _this$props2 = _this.props,
            split = _this$props2.split,
            onSelect = _this$props2.onSelect;
        var _option$value = option.value,
            mentionValue = _option$value === void 0 ? '' : _option$value;
  
        var _replaceWithMeasure = (0, _util.replaceWithMeasure)(value, {
          measureLocation: measureLocation,
          targetText: mentionValue,
          prefix: measurePrefix,
          selectionStart: _this.textarea.selectionStart,
          split: split
        }),
            text = _replaceWithMeasure.text,
            selectionLocation = _replaceWithMeasure.selectionLocation;
  
        _this.triggerChange(text);
  
        _this.stopMeasure(function () {
          // We need restore the selection position
          (0, _util.setInputSelection)(_this.textarea, selectionLocation);
        });
  
        if (onSelect) {
          onSelect(option, measurePrefix);
        }
      };
  
      _this.setActiveIndex = function (activeIndex) {
        _this.setState({
          activeIndex: activeIndex
        });
      };
  
      _this.setTextAreaRef = function (element) {
        _this.textarea = element;
      };
  
      _this.setMeasureRef = function (element) {
        _this.measure = element;
      };
  
      _this.getOptions = function (measureText) {
        var targetMeasureText = measureText || _this.state.measureText || '';
        var _this$props3 = _this.props,
            children = _this$props3.children,
            filterOption = _this$props3.filterOption;
        var list = (0, _toArray.default)(children).map(function (_ref2) {
          var props = _ref2.props;
          return props;
        }).filter(function (option) {
          /** Return all result if `filterOption` is false. */
          if (filterOption === false) {
            return true;
          }
  
          return filterOption(targetMeasureText, option);
        });
        return list;
      };
  
      _this.state = {
        value: props.defaultValue || props.value || '',
        measuring: false,
        measureLocation: 0,
        measureText: null,
        measurePrefix: '',
        activeIndex: 0,
        isFocus: false
      };
      return _this;
    }
  
    (0, _createClass2.default)(Mentions, [{
      key: "componentDidUpdate",
      value: function componentDidUpdate() {
        var measuring = this.state.measuring; // Sync measure div top with textarea for rc-trigger usage
  
        if (measuring) {
          this.measure.scrollTop = this.textarea.scrollTop;
        }
      }
    }, {
      key: "startMeasure",
      value: function startMeasure(measureText, measurePrefix, measureLocation) {
        this.setState({
          measuring: true,
          measureText: measureText,
          measurePrefix: measurePrefix,
          measureLocation: measureLocation,
          activeIndex: 0
        });
      }
    }, {
      key: "stopMeasure",
      value: function stopMeasure(callback) {
        this.setState({
          measuring: false,
          measureLocation: 0,
          measureText: null
        }, callback);
      }
    }, {
      key: "focus",
      value: function focus() {
        this.textarea.focus();
      }
    }, {
      key: "blur",
      value: function blur() {
        this.textarea.blur();
      }
    }, {
      key: "render",
      value: function render() {
        var _this$state4 = this.state,
            value = _this$state4.value,
            measureLocation = _this$state4.measureLocation,
            measurePrefix = _this$state4.measurePrefix,
            measuring = _this$state4.measuring,
            activeIndex = _this$state4.activeIndex;
        var _this$props4 = this.props,
            prefixCls = _this$props4.prefixCls,
            placement = _this$props4.placement,
            direction = _this$props4.direction,
            transitionName = _this$props4.transitionName,
            className = _this$props4.className,
            style = _this$props4.style,
            autoFocus = _this$props4.autoFocus,
            notFoundContent = _this$props4.notFoundContent,
            getPopupContainer = _this$props4.getPopupContainer,
            restProps = (0, _objectWithoutProperties2.default)(_this$props4, ["prefixCls", "placement", "direction", "transitionName", "className", "style", "autoFocus", "notFoundContent", "getPopupContainer"]);
        var inputProps = (0, _util.omit)(restProps, 'value', 'defaultValue', 'prefix', 'split', 'children', 'validateSearch', 'filterOption', 'onSelect', 'onSearch');
        var options = measuring ? this.getOptions() : [];
        return React.createElement("div", {
          className: (0, _classnames.default)(prefixCls, className),
          style: style
        }, React.createElement("textarea", Object.assign({
          autoFocus: autoFocus,
          ref: this.setTextAreaRef,
          value: value
        }, inputProps, {
          onChange: this.onChange,
          onKeyDown: this.onKeyDown,
          onKeyUp: this.onKeyUp,
          onFocus: this.onInputFocus,
          onBlur: this.onInputBlur
        })), measuring && React.createElement("div", {
          ref: this.setMeasureRef,
          className: "".concat(prefixCls, "-measure")
        }, value.slice(0, measureLocation), React.createElement(_MentionsContext.MentionsContextProvider, {
          value: {
            notFoundContent: notFoundContent,
            activeIndex: activeIndex,
            setActiveIndex: this.setActiveIndex,
            selectOption: this.selectOption,
            onFocus: this.onDropdownFocus,
            onBlur: this.onDropdownBlur
          }
        }, React.createElement(_KeywordTrigger.default, {
          prefixCls: prefixCls,
          transitionName: transitionName,
          placement: placement,
          direction: direction,
          options: options,
          visible: true,
          getPopupContainer: getPopupContainer
        }, React.createElement("span", null, measurePrefix))), value.slice(measureLocation + measurePrefix.length)));
      }
    }], [{
      key: "getDerivedStateFromProps",
      value: function getDerivedStateFromProps(props, prevState) {
        var newState = {};
  
        if ('value' in props && props.value !== prevState.value) {
          newState.value = props.value || '';
        }
  
        return newState;
      }
    }]);
    return Mentions;
  }(React.Component);
  
  Mentions.Option = _Option.default;
  Mentions.defaultProps = {
    prefixCls: 'rc-mentions',
    prefix: '@',
    split: ' ',
    validateSearch: _util.validateSearch,
    filterOption: _util.filterOption,
    notFoundContent: 'Not Found',
    rows: 1
  };
  var _default = Mentions;
  exports.default = _default;