repository-pattern.js

var app = {};
app.userRepository = (function($, undefined) {

    var $document = $(document),
        events = {
            getUserInfo: 'fetch.user.info'
        };

    return {
        init: function () {
            $document.on(events.getUserInfo, function(event, message){
                console.log(message);

                if (message.deferred === undefined) {
                    console.log('userRepository: No deferred given');
                    return;
                }

                setTimeout(function() {
                    message.deferred.resolve(
                        {
                            id: 1,
                            username: 'John Doe'
                        }
                    );
                }, 3000);
            });
        },
        interface: {
            getUserInfo: events.getUserInfo
        }
    };

})(jQuery);

app.module = (function($, userRepository, undefined) {

    var $document = $(document);

    return {
        init: function () {
            var deferred = new $.Deferred(),
                promise = deferred.promise();

            promise.done(function(data){
                console.log('done');
                console.log(data);
            });

            promise.fail(function(errors){
                console.log('failed');
                console.log(errors);
            });

            $document.trigger(userRepository.getUserInfo, {deferred: deferred});
        }
    };

})(jQuery, app.userRepository.interface);

app.userRepository.init();
app.module.init();