polestar-ui-kit/lib/MegaMenu/components/MegaMenuItem.js

## Install

"use strict";

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); }

require("core-js/modules/es.array.concat");

require("core-js/modules/es.array.for-each");

require("core-js/modules/es.array.map");

require("core-js/modules/es.date.to-string");

require("core-js/modules/es.object.get-prototype-of");

require("core-js/modules/es.object.set-prototype-of");

require("core-js/modules/es.object.to-string");

require("core-js/modules/es.promise");

require("core-js/modules/es.reflect.construct");

require("core-js/modules/es.regexp.to-string");

require("core-js/modules/web.dom-collections.for-each");

require("core-js/modules/web.timers");

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

require("regenerator-runtime/runtime");

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

var _propTypes = _interopRequireDefault(require("prop-types"));

var _classnames = _interopRequireDefault(require("classnames"));

var _uuid = require("uuid");

var _LinkItem = _interopRequireDefault(require("./LinkItem"));

var _MegaSubMenu = _interopRequireDefault(require("./MegaSubMenu"));

var _Button = _interopRequireDefault(require("../../Button"));

var _i18n = require("../../i18n");

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 asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

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 _createSuperInternal() { 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 MegaMenuItem = function (_Component) {
  _inherits(MegaMenuItem, _Component);

  var _super = _createSuper(MegaMenuItem);

  function MegaMenuItem(props) {
    var _this;

    _classCallCheck(this, MegaMenuItem);

    _this = _super.call(this, props);

    _this.handleMouseOver = function () {
      _this.prevHideSubs = [];
      _this.expandSwitchFlag = false;

      _this.setState({
        subDisplay: true
      });
    };

    _this.handleMouseOut = function () {
      if (_this.expandSwitchFlag) return;

      _this.setState({
        subDisplay: false
      });
    };

    _this.handleClick = function (e, item) {
      _this.props.handleClick(e, item);

      _this.setState({
        subDisplay: !_this.state.subDisplay
      });
    };

    _this.handleSubMouseMove = function (e) {
      _this.prevX = _this.currentX;
      _this.currentX = e.clientX;
      _this.isRight = _this.currentX - _this.prevX > 3;
    };

    _this.handleSubMouseOver = function () {
      _this.expandSwitchFlag = false;

      _this.setState({
        subDisplay: true
      });
    };

    _this.handleSubMouseOut = function () {
      if (_this.expandSwitchFlag) return;

      _this.setState({
        subDisplay: false
      });
    };

    _this.handleExpand = function () {
      _this.expandSwitchFlag = true;

      _this.setState({
        expand: !_this.state.expand
      });
    };

    _this.handleMegaSubMenuMouseOver = _asyncToGenerator(regeneratorRuntime.mark(function _callee() {
      var isShowSub;
      return regeneratorRuntime.wrap(function _callee$(_context) {
        while (1) {
          switch (_context.prev = _context.next) {
            case 0:
              _this.isSSubMenuOver = false;

              if (!(_this.isRight === true)) {
                _context.next = 6;
                break;
              }

              _context.next = 4;
              return new Promise(function (resolve) {
                if (_this.timer) {
                  clearTimeout(_this.timer);
                }

                _this.timer = setTimeout(function () {
                  if (_this.isSSubMenuOver === true) {
                    resolve(false);
                  } else {
                    if (!_this.state.expand && _this.prevHideSubs && _this.prevHideSubs.length > 0) {
                      _this.prevHideSubs.forEach(function (prevHideSub) {
                        prevHideSub();
                      });
                    }

                    resolve(true);
                  }

                  clearTimeout(_this.timer);
                }, 600);
              }).then(function (b) {
                return b;
              });

            case 4:
              isShowSub = _context.sent;
              return _context.abrupt("return", isShowSub);

            case 6:
              if (_this.timer) {
                if (!_this.state.expand && _this.prevHideSubs && _this.prevHideSubs.length > 0) {
                  _this.prevHideSubs.forEach(function (prevHideSub) {
                    prevHideSub();
                  });
                }

                clearTimeout(_this.timer);
              }

              return _context.abrupt("return", !_this.isRight);

            case 8:
            case "end":
              return _context.stop();
          }
        }
      }, _callee);
    }));

    _this.handleMegaSubMenuMouseOut = function (hideSub) {
      if (!_this.prevHideSubs) {
        _this.prevHideSubs = [];
      }

      _this.prevHideSubs.push(hideSub);

      return !_this.isRight;
    };

    _this.handleMegaSSubMenuMouseOver = function () {
      _this.isSSubMenuOver = true;
      _this.prevHideSubs = [];
    };

    _this.hasChildrenMouseOver = function () {
      _this.setState({
        hasChildren: true
      });
    };

    _this.hasChildrenMouseOut = function () {
      _this.setState({
        hasChildren: false
      });
    };

    _this.renderMegaSubMenu = function (items, parentId, expand) {
      return items ? items.map(function (item) {
        item.id = "".concat(_this.uuid, "-").concat(encodeURI(item.label));
        item.parentId = parentId;
        return _react["default"].createElement(_MegaSubMenu["default"], {
          key: item.id,
          item: item,
          expand: expand,
          handleMouseOver: _this.handleMegaSubMenuMouseOver,
          handleMouseOut: _this.handleMegaSubMenuMouseOut,
          handleClick: _this.handleClick,
          handleSubMouseOver: _this.handleMegaSSubMenuMouseOver,
          hasChildrenMouseOver: _this.hasChildrenMouseOver,
          hasChildrenMouseOut: _this.hasChildrenMouseOut
        });
      }) : null;
    };

    _this.renderExpandButton = function (items) {
      var element;
      items.forEach(function (item) {
        if (!element && typeof _this.props.mode === 'undefined' && item.children) {
          element = _react["default"].createElement("div", {
            className: "ps-mega-menu-config"
          }, _react["default"].createElement(_Button["default"], {
            onClick: _this.handleExpand
          }, _this.state.expand ? (0, _i18n.translate)('uikit:action.collapse') : (0, _i18n.translate)('uikit:action.expand')));
        }
      });
      return element;
    };

    _this.uuid = (0, _uuid.v4)();
    _this.state = {
      subDisplay: false,
      expand: props.mode === 'full'
    };
    _this.expandSwitchFlag = false;
    return _this;
  }

  _createClass(MegaMenuItem, [{
    key: "render",
    value: function render() {
      var item = this.props.item;
      return _react["default"].createElement("li", {
        className: (0, _classnames["default"])('ps-mega-menu-item', {
          'ps-mega-menu-open': this.state.subDisplay
        })
      }, _react["default"].createElement(_LinkItem["default"], {
        iconShow: true,
        arrowIcon: "caret-down",
        item: item,
        handleClick: this.handleClick,
        handleMouseOver: this.handleMouseOver,
        handleMouseOut: this.handleMouseOut
      }), item.children ? _react["default"].createElement("div", {
        className: (0, _classnames["default"])({
          'ps-mega-menu': !this.state.expand
        }, {
          'ps-mega-full': this.state.expand
        }, {
          'ps-mega-menu-hidden': !this.state.subDisplay
        }, {
          'ps-mega-menu-has-children': this.state.hasChildren
        }, {
          'ps-mega-menu-has-config': typeof this.props.mode === 'undefined' && item.children
        }),
        style: {
          display: this.state.subDisplay ? 'block' : 'none'
        },
        onMouseMove: this.handleSubMouseMove,
        onMouseOver: this.handleSubMouseOver,
        onMouseOut: this.handleSubMouseOut,
        onFocus: function onFocus() {
          return undefined;
        },
        onBlur: function onBlur() {
          return undefined;
        }
      }, _react["default"].createElement("div", {
        className: "ps-mega-menu-container"
      }, _react["default"].createElement("ul", {
        className: "ps-mega-menu-container-ul"
      }, this.renderMegaSubMenu(item.children, item.id, this.state.expand))), this.renderExpandButton(item.children)) : null);
    }
  }]);

  return MegaMenuItem;
}(_react.Component);

MegaMenuItem.propTypes = {
  item: _propTypes["default"].object.isRequired,
  mode: _propTypes["default"].string,
  handleClick: _propTypes["default"].func.isRequired
};
var _default = MegaMenuItem;
exports["default"] = _default;