/// <summary> /// Subscribes the user to a channel /// </summary> /// <param name="channelId"></param> /// <returns></returns> public ActionResult Subscribe(int channelId, int? userId) { if (userId.HasValue) { using (RentItServiceClient proxy = new RentItServiceClient()) { proxy.Subscribe(userId.Value, channelId); } return Redirect(Request.UrlReferrer.PathAndQuery); } return RedirectToAction("Index", "Home"); }