public async Task <IActionResult> Edit(Guid id, [FromForm] Donor donor) { if (id != donor.ID) { return(NotFound()); } if (ModelState.IsValid) { try { await _repository.UpdateDonorAsync(donor); } catch (DbUpdateConcurrencyException e) { throw e; } return(RedirectToAction(nameof(Index))); } return(View(donor)); }