public ActionResult AdminLogin(AdminLoginModel ad) { var admindata = new AdminDataModel(); admindata.GetAdminData(); admindata.admin_user = ad.admin_username; admindata.admin_pass = ad.admin_password; if (admindata != null && admindata.admin_pass == ad.admin_password) { FormsAuthentication.SetAuthCookie("admin_password", false); return(RedirectToAction("Index", "AdminOperations")); } else { ViewBag.ErrorMessage = "Kullanıcı bulunamadı. Lütfen blgilerinizi kontrol ediniz."; return(RedirectToAction("Index", "Home")); } }