public async Task <IActionResult> Edit(int id, [Bind("Id,Number,Name,Price")] ProductViewModel productViewModel) { if (id != productViewModel.Id) { return(NotFound()); } if (ModelState.IsValid) { try { await _ds.UpdateAsync(productViewModel); } catch (DbUpdateConcurrencyException) { return(NotFound()); } return(RedirectToAction(nameof(Index))); } return(View(productViewModel)); }