public List <EventModel> GetEvent(int User_ID) { List <EventModel> _event = new List <EventModel>(); EventServiceClient EventClient = new EventServiceClient(); if (User_ID == 0) //no one logged in || All Event { _event = EventClient.findAllEvent(); return(_event); } else //User logged in || Event by Event ID { string strEventID = Convert.ToString(User_ID); _event = EventClient.findEventbyID(strEventID, "0"); return(_event); } }