text: "use strict";
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports["default"] = void 0;
  
  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 _reactLifecyclesCompat = require("react-lifecycles-compat");
  
  var _KeywordTrigger = _interopRequireDefault(require("./KeywordTrigger"));
  
  var _MentionsContext = require("./MentionsContext");
  
  var _Option = _interopRequireDefault(require("./Option"));
  
  var _util = require("./util");
  
  function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj["default"] = obj; return newObj; } }
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
  
  function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
  
  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 _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 _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
  
  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); }
  
  var __rest = void 0 && (void 0).__rest || function (s, e) {
    var t = {};
  
    for (var p in s) {
      if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
    }
  
    if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
      if (e.indexOf(p[i]) < 0) t[p[i]] = s[p[i]];
    }
    return t;
  };
  
  var Mentions =
  /*#__PURE__*/
  function (_React$Component) {
    _inherits(Mentions, _React$Component);
  
    function Mentions(props) {
      var _this;
  
      _classCallCheck(this, Mentions);
  
      _this = _possibleConstructorReturn(this, _getPrototypeOf(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();
  
          return;
        } 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.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;
    }
  
    _createClass(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 _a = this.props,
            prefixCls = _a.prefixCls,
            placement = _a.placement,
            transitionName = _a.transitionName,
            className = _a.className,
            style = _a.style,
            autoFocus = _a.autoFocus,
            notFoundContent = _a.notFoundContent,
            restProps = __rest(_a, ["prefixCls", "placement", "transitionName", "className", "style", "autoFocus", "notFoundContent"]);
  
        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", _extends({
          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
          }
        }, React.createElement(_KeywordTrigger["default"], {
          prefixCls: prefixCls,
          transitionName: transitionName,
          placement: placement,
          options: options,
          visible: true
        }, 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
  };
  (0, _reactLifecyclesCompat.polyfill)(Mentions);
  var _default = Mentions;
  exports["default"] = _default;