@twreporter/redux/lib/reducers/posts.js

redux actions and reducers for twreporter website

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.post = post;
exports.posts = posts;
var _actionTypes = _interopRequireDefault(require("../constants/action-types"));
var _forEach = _interopRequireDefault(require("lodash/forEach"));
var _get = _interopRequireDefault(require("lodash/get"));
var _merge = _interopRequireDefault(require("lodash/merge"));
var _set = _interopRequireDefault(require("lodash/set"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); } // lodash
var _ = {
  forEach: _forEach["default"],
  get: _get["default"],
  merge: _merge["default"],
  set: _set["default"]
};
function post() {
  var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  switch (action.type) {
    case _actionTypes["default"].selectedPost.read.success:
    case _actionTypes["default"].selectedPost.read.alreadyExists:
      {
        return {
          slug: _.get(action, 'payload.post.slug'),
          error: null,
          isFetching: false
        };
      }
    case _actionTypes["default"].selectedPost.read.request:
      return {
        isFetching: true,
        slug: _.get(action, 'payload.slug'),
        error: null
      };
    case _actionTypes["default"].selectedPost.read.failure:
      return action.payload;
    default:
      return state;
  }
}
function posts() {
  var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  switch (action.type) {
    case _actionTypes["default"].postsByListId.read.success:
      {
        var _listId = _.get(action, 'payload.listId', '');
        if (!_listId) {
          return state;
        }
        var _posts = _.get(action, 'payload.items', []);
        var newItems = [];
        _.forEach(_posts, function (post) {
          var id = _.get(post, 'id', '');
          if (id) {
            newItems.push(id);
          }
        });
        var total = _.get(action, 'payload.total', 0);
        var page = _.get(action, 'payload.page', 0);
        var oldItems = _.get(state, [_listId, 'items'], []);
        var items = [];
        var pages = {};
        if (newItems.length > 0 && page >= 1) {
          var startAt = oldItems.length;
          var endAt = startAt + newItems.length - 1;
          // pages is used to store items position,
          // say, if
          // pages = {
          //  1: [0, 9]
          // }
          // which means, items of page 1 are stored
          // from items[0] to items[9]
          pages = _defineProperty({}, page, [startAt, endAt]);
          items = [].concat(oldItems, newItems);
        }
        return _.merge({}, state, _defineProperty({}, _listId, {
          pages: pages,
          items: items,
          total: total,
          error: null,
          isFetching: false
        }));
      }
    case _actionTypes["default"].postsByListId.read.failure:
      {
        var _listId2 = _.get(action, 'payload.listId');
        if (!_listId2) {
          return state;
        }
        return _.merge({}, state, _defineProperty({}, _listId2, {
          error: _.get(action, 'payload.error'),
          isFetching: false
        }));
      }
    case _actionTypes["default"].postsByListId.read.request:
      var listId = _.get(action, 'payload.listId');
      if (!listId) {
        return state;
      }
      return _.merge({}, state, _defineProperty({}, listId, {
        error: null,
        isFetching: true
      }));
    default:
      return state;
  }
}