engine.js

var Proxy = {
    create: function(module, key) {
        return {
            // dodajemy obietnice
            promise: function(event) {
                var def = $.Deferred();
                event.data.resolve = def.resolve;
                module.triggerEvent(event);
                return def.promise();
            },
            // dodane obietnice zostaly spelione, rozwiazujemy
            resolve: function(promises, event) {
                $.when.apply(null, promises).then(function() {
                    module.triggerEvent(event);
                });
            },
            // wywolujemy event
            notify: function(event) {
                module.triggerEvent(event);
            },
            // rejestrujemy event
            listen: function(event) {
                module.registerEvents(event, key);
            },
            // usuwamy event
            ignore: function(event) {
                module.unbindEvents(event, key);
            }
        };
    }
};

var Module = (function() {
    var _modules = {};

    return {
        create: function(key, process) {
            var temp;
            temp = process.call(this, Proxy.create(this, key));
            if (temp.init) {
                _modules[key] = {
                    create: process,
                    instance: null
                };
            }
        },
        start: function(data) {
            var module;
            switch (typeof data) {
                case 'string':
                    module = _modules[data];
                    if (module) {
                        module.instance = module.create(Proxy.create(this, data));
                        module.instance.init();
                    }
                    break;
                case 'object':
                    var i = 0;
                    for ( ; module = data[i++]; ) {
                        this.start(module);
                    }
                    break;
            }
        },
        stop : function (key) {
            var data;
            if (data = _modules[key] && data.instance) {
                data.instance.destroy();
                data.instance = null;
            }
        },
        registerEvents : function (events, key) {
            if (events) {
                if (_modules[key]) {
                    _modules[key].events = events;
                }
            }
        },
        triggerEvent : function (event) {
            var module;
            for (module in _modules) {
                if (_modules.hasOwnProperty(module)) {
                    module = _modules[module];
                    if (module.events && module.events[event.type]) {
                        // module.events[event.type].call(this, event.data);
                        module.events[event.type](event.data);
                    }
                }
            }
        },
        removeEvents : function (events, module) {
            if (events && module && (module = _modules[module]) && module.events) {
                delete module.events;
            }
        }
    };
}());