/*
 * 
 * UUID
 *
 */

// Create GUID / UUID in JavaScript?
// https://stackoverflow.com/a/2117523
муром.uuid = function()
{
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(
        /[xy]/g,
        function(c)
        {
            var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
            return v.toString(16);
        }
    );
};

/*
 * 
 * Уведомитель / Reporter
 *
 */

// ReporterSubscription class.
function ReporterSubscription(id, callback, reporter)
{
    this.id = id;
    this.callback = callback;
    this.reporter = reporter;
}

// Reporter class.
function Reporter(name)
{
    this.name =
        (typeof name !== "undefined") ? 
        name :
        "";
    this.subscriptions = [];
}
Reporter.prototype.report = function()
{
    for (var id in this.subscriptions)
    {
        var subscription = this.subscriptions[id];
        subscription.callback();
    }
}
Reporter.prototype.subscribe = function(callback)
{
    var id = murom.uuid();
    var subscription = new ReporterSubscription(id, callback, this);
    this.subscriptions.push(subscription);
    return subscription;
}
Reporter.prototype.subscribeMany = function(funcs)
{
    for (var i = 0; i < funcs.length; ++i)
    {
        var func = funcs[i];
        this.subscribe(func);
    }
}

var Уведомитель = Reporter;
Reporter.prototype.уведомить = function()
{
    this.report();
};
Reporter.prototype.подписать = function(функция)
{
    this.subscribe(функция);
};
Reporter.prototype.подписатьМного = function(funcs)
{
    this.subscribeMany(funcs);
};

/*
 * 
 * Пуск / Start
 *
 */

муром.пуск = new Уведомитель();
// Can also be accessed as 'murom.run'.
Object.defineProperty(murom, "run", {
    get: function()
    {
        return муром.пуск;
    }
});
murom.start = function()
{
    муром.пуск.уведомить();
};