// GET: Assistant/Edit/5 public async Task <IActionResult> Edit(int?id) { if (id == null) { return(new NotFoundViewResult("AssistantNotFound")); } var assistant = await _assistantRepository.GetByIdAsync(id.Value); if (assistant == null) { return(new NotFoundViewResult("AssistantNotFound")); } var view = _converterHelper.ToAssistantViewModel(assistant); return(View(view)); }