public ActionResult Delete_method(int id)
 {
     try
     {
         var flag = reposatoryGrade.Remove(id);
         if (flag)
         {
             TempData["Message"] = HR.Resource.pers_2.removesuccessfully;
             //=================================check for alert==================================
             var get_result_check = HR.Controllers.check.check_alert("evaluation grade", HR.Models.user.Action.delete, HR.Models.user.type_field.form);
             if (get_result_check != null)
             {
                 var inbox = new Models.user.Alert_inbox {
                     send_from_user_id = User.Identity.Name, send_to_user_id = get_result_check.send_to_ID_user, title = get_result_check.Subject, Subject = get_result_check.Message
                 };
                 if (get_result_check.until != null)
                 {
                     if (get_result_check.until.Value.Year != 0001)
                     {
                         inbox.until = get_result_check.until;
                     }
                 }
                 ApplicationDbContext dbcontext = new ApplicationDbContext();
                 dbcontext.Alert_inbox.Add(inbox);
                 dbcontext.SaveChanges();
             }
             //==================================================================================
             return(RedirectToAction("index"));
         }
         else
         {
             TempData["Message"] = HR.Resource.pers_2.Faild;
             return(RedirectToAction("index"));
         }
     }
     catch (Exception)
     {
         return(RedirectToAction("Index"));
     }
 }