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libs/beez-mvcr/s/beez-mvcr/controller.js
Maintainability
75.70
Lines of code
338
Difficulty
42.09
Estimated Errors
1.60
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/** * @fileOverview Controller/ControllerManager * @name controller.js<beez-mvcr> * @author Kei Funagayama <funagayama_kei@cyberagent.co.jp> */ (function (global) { define(function __Controller__(require, exports, module) { 'use strict'; var beez = require('beez.core'); require('beez.mvcr'); require('beez.i18n'); var logger = beez.getLogger('beez.mvcr.controller'); var _ = beez.vendor._; // ------------------- // ControllerManagerAsync /** * Controller management class, asynchronous * * @class * @name ControllerManagerAsync * @private * @param {ControllerManager} manager * @extends {Bucks} */ var ControllerManagerAsync = beez.Bucks.extend( 'beez.mvcr.ControllerManagerAsync', { /** * Constructor * * @memberof ControllerManagerAsync * @instance */ initialize: function initialize(manager) { this.manager = manager; }, /** * Generation of the Controller * * @memberof ControllerManagerAsync * @instance * @param {String} prefix * @param {Controller|Array<Controller>} Controller Controller Object * @param {Object|Array<Object>} [options] Arguments to the Controller * @return {Controller} */ create: function create(name, Controller, options) { var self = this; return this.then(function createWrap(result, next) { if (!Controller || typeof Controller !== 'function') { throw new beez.Error('Controller does not exist / does not be funciton. Specified name: ' + name); } if (self.manager.controllers[name]) { throw new beez.Error('It is a singleton in the module. name:' + name); } var controller = new Controller(); self.manager.controllers[name] = controller; next(result, self.manager.controllers[name]); }).then(function (controller, next) { controller.loadCSS(function () { // initialize css load next(null, controller); }); }).then(function (controller, next) { controller.loadI18n(function (err) { // initialize i18n load if (err) { logger.error('i18n load error. ', err.message); logger.debug(err.stack); } next(err, controller); }); }); }, /** * Disposes of the instance * * @memberof ControllerManagerAsync */ dispose: function dispose() { logger.trace(this.constructor.name, 'dispose'); delete this.manager; } } ); // ------------------- // ControllerManager /** * Controller management class. * * @class * @name ControllerManager */ var ControllerManager = beez.extend( 'beez.mvcr.ControllerManager', function constructor() { return this.initialize(); }, { /** * Constructor * * @memberof ControllerManager * @instance */ initialize: function initialize() { this.controllers = {}; }, /** * Generating ControllerManagerAsync * * @memberof ControllerManager * @instance * @return {ControllerAsync} */ async: function async() { return new ControllerManagerAsync(this); }, /** * Remove controller * * @memberof ControllerManager * @instance * @param {String} name jsonPath name * @return {ControllerManager} */ remove: function remove(name) { var obj = this.get(name); if (!obj) { return this; } delete this.controllers[name]; return this; }, /** * From path, acquire Controller. * * @memberof ControllerManager * @instance * @param {String} name jsonPath name * @return {Controller} */ get: function get(name) { return this.controllers[name]; }, /** * Disposes of the instance * * @memberof ControllerManager * @instance */ dispose: function () { logger.trace(this.constructor.name, 'dispose'); delete this.controllers; } }); // ------------------- // Controller /** * Controller class. * * @namespace beez.mvcr * @class * @name Controller */ var Controller = beez.extend( 'beez.mvcr.Controller', function constructor() { this.initialize.apply(this, arguments); }, { /** * Constructor * * @memberof Controller * @instance */ initialize: function initialize() { }, /** * automatic loading of i18n data. * @memberof Controller * @param {function} callback */ i18n: function i18n() {}, /** * automatic loading of i18n. * * @memberof Controller * @param {function} callback Completion callback * @instance * @return {Controller} */ loadI18n: function loadI18n(callback) { if (!beez.i18n) { beez.createI18n(); } var self = this; if (beez.utils.is('Object', this.i18n)) { // dynamic load var langs = []; var paths = []; _.each(this.i18n, function (path, lang) { langs.push(lang); paths.push(path); }); require(paths, function () { var list = Array.prototype.slice.call(arguments); for (var i = 0; i < list.length; i++) { var data = {}; data[langs[i]] = list[i]; beez.i18n.add(data); logger.debug('i18n file loaded. path:', paths[i]); } callback && callback(null); }, function (err) { callback && callback(err); }); } else if (beez.utils.is('Function', this.i18n)) { // static load new beez.Bucks() .add(function (err, res, next) { if (0 < self.i18n.length) { self.i18n(function (err, res) { next(err, res); }); } else { next(null, self.i18n()); } }) .add(function (err, res) { if (res) { beez.i18n.add(res); } callback && callback(err, res); }) .end(); } else { callback && callback(new Error('The Controller.i18n, please be defined in Function.')); } return this; }, /** * automatic loading of css. * * @memberof Controller * @param {function} callback Completion callback * @instance * @return {Controller} */ loadCSS: function loadCSS(callback) { var paths = this.css; if (!paths || paths.length < 1) { return callback && callback(); } var self = this; var tasks = _.map(paths, function task(p) { return function t(err, res, next) { beez.manager.css.async() .load(p) .end(function (err1, res1) { next(err, res1[0]); }, function (err2) { next(err2); }); }; }); var b = new beez.Bucks(); b.parallel(tasks) .end(function (err, ress) { callback && callback(err, ress); }); return this; }, /** * Disposes of the instance * * @memberof Controller */ dispose: function dispose() { logger.trace(this.constructor.name, 'dispose'); delete this.constructor.prototype.css; } } ); /** * extend function * * @memberof Controller * @function * @param {String} [name] instance name * @param {Object} childProto prototypes * @borrows beez.extendThis as extend * @example * var MyController = Controller.extend( * 'myapp.MyController', * { * bar: function bar() {} * } * ); */ Controller.extend = beez.extendThis; return { Controller: Controller, ControllerManager: ControllerManager, ControllerManagerAsync: ControllerManagerAsync }; }); })(this);