public async Task <IActionResult> Edit(Specialty specialty) { if (ModelState.IsValid) { try { await _specialtyRepository.UpdateAsync(specialty); } catch (DbUpdateConcurrencyException) { if (!await _specialtyRepository.ExistAsync(specialty.Id)) { return(NotFound()); } else { throw; } } return(RedirectToAction(nameof(Index))); } return(View(specialty)); }