Generic object extending Backbone events.

AppLoad.js

define('AppLoad', ['jquery', 'underscore', 'backbone', 'AppConfig', 'ProjectCollection', 'PhotographyCollection'], function ($, _, Backbone, AppConfig, ProjectCollection, PhotographyCollection) {

    var AppLoad = _.extend({}, Backbone.Events);

    AppLoad.GDRIVE_LOADED = 'GDRIVE_LOADED';

    AppLoad.projectCollection = null;
    AppLoad.photographyCollection = null;

    AppLoad.totalLoaded = 0;
    AppLoad.requiredLoaded = 2;

    AppLoad.start = function () {
        var $this = this;
        $this.projectCollection = new ProjectCollection();
        $this.projectCollection.url = AppConfig.URL_PROJECTS;
        $this.projectCollection.fetch({
            success: function (model, response) {
                return $this.onLoad();
            }
        });
        $this.photographyCollection = new PhotographyCollection();
        $this.photographyCollection.url = AppConfig.URL_PHOTOGRAPHY;
        $this.photographyCollection.fetch({
            success: function (model, response) {
                return $this.onLoad();
            }
        });
    };

    AppLoad.onLoad = function () {
        this.totalLoaded++;
        if (this.totalLoaded === this.requiredLoaded) {
            console.log('trigger event: ' + this.totalLoaded);
            return this.trigger(AppLoad.GDRIVE_LOADED);
        }
    };

    return AppLoad;
});