@hhjcz/redux-rest/lib/reducers/sortReducer.js

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = createReducer;

var _Sort = require('../models/Sort');

var _Sort2 = _interopRequireDefault(_Sort);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function setSort(currentSort, nextSort) {
  return nextSort ? new _Sort2.default(nextSort) : currentSort;
} /** Created by hhj on 8/29/16. */
function createReducer(actionTypes) {

  return function sortReducer() {
    var state = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
    var action = arguments[1];

    var nextSort = action.meta ? action.meta.sort : null;

    switch (action.type) {

      case actionTypes.fetchCollectionSuccess:
        return setSort(state, nextSort);

      case actionTypes.sortChange:
        var newSort = void 0;
        if (state.by !== action.sortField) {
          newSort = new _Sort2.default({ dir: true, by: action.sortField });
        } else if (state.dir === true) {
          newSort = new _Sort2.default({ dir: false, by: action.sortField });
        } else {
          newSort = new _Sort2.default();
        }
        return newSort;

      default:
        return state;
    }
  };
}