[OutputCache(NoStore = true, Duration = 0, VaryByParam = "None")] //by history back dzialalo poprawnie public ActionResult Chat(int id) { var room = chatRoomLogic.GetChatRoom(id, GetLoginName()); if (room == null) { return(Redirect("/Home/index")); } var result = ChatRoomConversionHelper.ChatRoomMessagesToViewModel(room.Messages); return(View(result)); }