text: import _extends from "@babel/runtime/helpers/esm/extends";
  import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
  import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
  import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
  import _createClass from "@babel/runtime/helpers/esm/createClass";
  import _inherits from "@babel/runtime/helpers/esm/inherits";
  import _createSuper from "@babel/runtime/helpers/esm/createSuper";
  
  /* eslint react/prop-types: 0 */
  import * as React from 'react';
  import OriginCSSMotion from './CSSMotion';
  import { supportTransition } from './util/motion';
  import { STATUS_ADD, STATUS_KEEP, STATUS_REMOVE, STATUS_REMOVED, diffKeys, parseKeys } from './util/diff';
  var MOTION_PROP_NAMES = ['eventProps', 'visible', 'children', 'motionName', 'motionAppear', 'motionEnter', 'motionLeave', 'motionLeaveImmediately', 'motionDeadline', 'removeOnLeave', 'leavedClassName', 'onAppearStart', 'onAppearActive', 'onAppearEnd', 'onEnterStart', 'onEnterActive', 'onEnterEnd', 'onLeaveStart', 'onLeaveActive', 'onLeaveEnd'];
  /**
   * Generate a CSSMotionList component with config
   * @param transitionSupport No need since CSSMotionList no longer depends on transition support
   * @param CSSMotion CSSMotion component
   */
  
  export function genCSSMotionList(transitionSupport) {
    var CSSMotion = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : OriginCSSMotion;
  
    var CSSMotionList = /*#__PURE__*/function (_React$Component) {
      _inherits(CSSMotionList, _React$Component);
  
      var _super = _createSuper(CSSMotionList);
  
      function CSSMotionList() {
        var _this;
  
        _classCallCheck(this, CSSMotionList);
  
        _this = _super.apply(this, arguments);
        _this.state = {
          keyEntities: []
        };
  
        _this.removeKey = function (removeKey) {
          _this.setState(function (_ref) {
            var keyEntities = _ref.keyEntities;
            return {
              keyEntities: keyEntities.map(function (entity) {
                if (entity.key !== removeKey) return entity;
                return _objectSpread(_objectSpread({}, entity), {}, {
                  status: STATUS_REMOVED
                });
              })
            };
          });
        };
  
        return _this;
      }
  
      _createClass(CSSMotionList, [{
        key: "render",
        value: function render() {
          var _this2 = this;
  
          var keyEntities = this.state.keyEntities;
  
          var _this$props = this.props,
              component = _this$props.component,
              children = _this$props.children,
              _onVisibleChanged = _this$props.onVisibleChanged,
              restProps = _objectWithoutProperties(_this$props, ["component", "children", "onVisibleChanged"]);
  
          var Component = component || React.Fragment;
          var motionProps = {};
          MOTION_PROP_NAMES.forEach(function (prop) {
            motionProps[prop] = restProps[prop];
            delete restProps[prop];
          });
          delete restProps.keys;
          return /*#__PURE__*/React.createElement(Component, restProps, keyEntities.map(function (_ref2) {
            var status = _ref2.status,
                eventProps = _objectWithoutProperties(_ref2, ["status"]);
  
            var visible = status === STATUS_ADD || status === STATUS_KEEP;
            return /*#__PURE__*/React.createElement(CSSMotion, _extends({}, motionProps, {
              key: eventProps.key,
              visible: visible,
              eventProps: eventProps,
              onVisibleChanged: function onVisibleChanged(changedVisible) {
                _onVisibleChanged === null || _onVisibleChanged === void 0 ? void 0 : _onVisibleChanged(changedVisible, {
                  key: eventProps.key
                });
  
                if (!changedVisible) {
                  _this2.removeKey(eventProps.key);
                }
              }
            }), children);
          }));
        }
      }], [{
        key: "getDerivedStateFromProps",
        value: function getDerivedStateFromProps(_ref3, _ref4) {
          var keys = _ref3.keys;
          var keyEntities = _ref4.keyEntities;
          var parsedKeyObjects = parseKeys(keys);
          var mixedKeyEntities = diffKeys(keyEntities, parsedKeyObjects);
          return {
            keyEntities: mixedKeyEntities.filter(function (entity) {
              var prevEntity = keyEntities.find(function (_ref5) {
                var key = _ref5.key;
                return entity.key === key;
              }); // Remove if already mark as removed
  
              if (prevEntity && prevEntity.status === STATUS_REMOVED && entity.status === STATUS_REMOVE) {
                return false;
              }
  
              return true;
            })
          };
        }
      }]);
  
      return CSSMotionList;
    }(React.Component);
  
    CSSMotionList.defaultProps = {
      component: 'div'
    };
    return CSSMotionList;
  }
  export default genCSSMotionList(supportTransition);