// SERVICE ADD'S VIEW
 public ActionResult ServiceAdd()
 {
     if (IsLoggedIn())
     {
         ViewBag.ServiceID = ServiceDAO.GetNextServiceID();
         return(View());
     }
     return(RedirectToAction("Index"));
 }
        public ActionResult ServiceAdd(Service newS)
        {
            ModelState.Remove("IsServing");

            if (ModelState.IsValid)
            {
                newS.IsServing = true;
                if (ServiceDAO.AddService(newS))
                {
                    return(RedirectToAction("Service"));
                }
                else
                {
                    ModelState.AddModelError("", "This service ID is exists!");
                }
            }
            ViewBag.ServiceID = ServiceDAO.GetNextServiceID();
            return(View());
        }