public ActionResult Insert(DealerAddressVM item)
        {
            ViewBag.CityID    = new SelectList(cits.GetActive(), "ID", "CityName", item.CityID);
            ViewBag.CountryID = new SelectList(cnts.GetActive(), "ID", "CountryName", item.CountryID);

            if (ModelState.IsValid)
            {
                Dealer d = new Dealer();
                d.Name      = item.Name;
                d.MainPhone = item.MainPhone;

                Address a = new Address();
                a.Street     = item.Street;
                a.PostalCode = item.PostalCode;
                a.CityID     = item.CityID;

                City c = cits.GetByID(item.CityID);
                if (c.Country == null)
                {
                    c.CountryID = item.CountryID;
                    cits.Update(c);
                }

                adrs.Add(a);
                d.AddressID = a.ID;

                bool sonuc = ds.Add(d);
                if (sonuc)
                {
                    return(RedirectToAction("Index"));
                }
            }
            else
            {
                ViewBag.Message = "Invalid format.";
            }

            return(View());
        }