foam-framework/js/com/google/watlobby/TopicDAO.js

MVC metaprogramming framework

/**
 * @license
 * Copyright 2015 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

CLASS({
  package: 'com.google.watlobby',
  name: 'TopicDAO',
  extends: 'foam.dao.ProxyDAO',
  requires: [
    'com.google.watlobby.Topic',
    'foam.dao.EasyDAO'
  ],
  properties: [
    {
      model_: 'BooleanProperty',
      name: 'clientMode',
      defaultValue: true
    },
    {
      name: 'delegate',
      factory: function() {
        var dao = this.EasyDAO.create({
          daoType: 'MDAO',
          model: this.Topic,
          cloning: true,
          contextualize: true,
          guid: true,
          sockets: true,
          syncWithServer: this.clientMode
        });

        if ( this.clientMode ) return dao;

        axhr('topics.json')(function(topics) {
          JSONUtil.arrayToObjArray(this.X, topics, this.Topic).select(dao);
        }.bind(this));

        return dao;
      }
    }
  ]
});