@atlaskit/dropdown-menu/dist/cjs/internal/context/selection-store.js

A dropdown menu displays a list of actions or options to a user.

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = exports.SelectionStoreContext = void 0;
var _react = _interopRequireWildcard(require("react"));
var _noop = _interopRequireDefault(require("@atlaskit/ds-lib/noop"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function _interopRequireWildcard(e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != _typeof(e) && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (var _t in e) "default" !== _t && {}.hasOwnProperty.call(e, _t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, _t)) && (i.get || i.set) ? o(f, _t, i) : f[_t] = e[_t]); return f; })(e, t); }
/**
 *
 * SelectionStoreContext maintains the state of the selected items
 * and getter setters.
 *
 */
var SelectionStoreContext = exports.SelectionStoreContext = /*#__PURE__*/(0, _react.createContext)({
  setItemState: _noop.default,
  getItemState: function getItemState() {
    return undefined;
  },
  setGroupState: _noop.default,
  getGroupState: function getGroupState() {
    return {};
  }
});
/**
 * Selection store will persist data as long as it remains mounted.
 * It handles the uncontrolled story for dropdown menu when the menu
 * items can be mounted/unmounted depending if the menu is open or closed.
 */
var SelectionStore = function SelectionStore(props) {
  var children = props.children;
  var store = (0, _react.useRef)({});
  var context = (0, _react.useMemo)(function () {
    return {
      setItemState: function setItemState(group, id, value) {
        if (!store.current[group]) {
          store.current[group] = {};
        }
        store.current[group][id] = value;
      },
      getItemState: function getItemState(group, id) {
        if (!store.current[group]) {
          return undefined;
        }
        return store.current[group][id];
      },
      setGroupState: function setGroupState(group, value) {
        store.current[group] = value;
      },
      getGroupState: function getGroupState(group) {
        return store.current[group] || {};
      }
    };
  }, []);
  return /*#__PURE__*/_react.default.createElement(SelectionStoreContext.Provider, {
    value: context
  }, children);
};
var _default = exports.default = SelectionStore;