Session class, singleton

session.js

/*jslint nomen: true */
/*global console, define, Backbone, $, _ */

define([
	'backbone'
], function () {
	'use strict';

	var _session = null, _instantiated = false;

	function init() {
		return _.extend({
			authenticate: function () {
			},

			get: function (val) {
				return _session[val] || null;
			},

			getSession: function () {
				return _session;
			},

			isAllowed: function () {
				return true;
			},

			isLoggedIn: function () {
				return true;
			}
		}, Backbone.Events);
	}

	// Public methods
	return {
		getInstance: function () {

			if (_instantiated === false) {
				_session = ({
					_id: 'de9f2c7fd25e1b3afad3e85a0bd17d9b100db4b3',
					uid: 11,
					username: 'Bob',

					packages: [
						{
							_ref: 'de9f2c7fd25e1b37588hha0bd17d9b100db4b3',
							packageName: 'Small-256',
							masterDomain: 'google.com',
							subDomains: ['price.google.com', 'foo.google.com'],
							expires: 133566111
						}
					],

					permissions: [

					]

				});

				console.log('Session Created');

				_instantiated = init();
			}

			return _instantiated;
		}
	};

});