public async Task <IActionResult> Edit(int id, [Bind("Id,Dni,Name,LastName,Email,IsActive")] Citizen citizen) { if (id != citizen.Id) { return(NotFound()); } if (ModelState.IsValid) { try { if (await _citizenServices.VerifyExistAsync(citizen.Dni)) { ViewBag.Message = "Actualmente existe un ciudadano que contiene el mismo numero de identidad."; return(View("Form", citizen)); } await _citizenServices.UdateCitizenAsync(citizen); } catch (DbUpdateConcurrencyException) { if (!CitizenExists(citizen.Id)) { return(NotFound()); } else { throw; } } return(RedirectToAction(nameof(Index))); } return(View("Form", citizen)); }