public async Task <IActionResult> EditLevel(string customerReminderId, string cid, CustomerReminderModel.ReminderLevelModel model, bool continueEditing)
        {
            var customerReminder = await _customerReminderService.GetCustomerReminderById(customerReminderId);

            if (customerReminder == null)
            {
                return(RedirectToAction("List"));
            }

            var level = customerReminder.Levels.FirstOrDefault(x => x.Id == cid);

            if (level == null)
            {
                return(RedirectToAction("List"));
            }

            if (level.Level != model.Level)
            {
                if (customerReminder.Levels.Where(x => x.Level == model.Level).Count() > 0)
                {
                    ModelState.AddModelError("Error-LevelExists", _translationService.GetResource("Admin.Customers.CustomerReminderLevel.Exists"));
                }
            }
            try
            {
                if (ModelState.IsValid)
                {
                    level = await _customerReminderViewModelService.UpdateReminderLevel(customerReminder, level, model);

                    Success(_translationService.GetResource("Admin.Customers.CustomerReminderLevel.Updated"));
                    return(continueEditing ? RedirectToAction("EditLevel", new { customerReminderId = customerReminder.Id, cid = level.Id }) : RedirectToAction("Edit", new { id = customerReminder.Id }));
                }
                await _customerReminderViewModelService.PrepareReminderLevelModel(model, customerReminder);

                return(View(model));
            }
            catch (Exception exc)
            {
                Error(exc);
                return(RedirectToAction("Edit", new { id = customerReminder.Id }));
            }
        }