public async Task <IActionResult> Create(int mealId, int pizzeriaId, [Bind("Id,PizzeriaId,MealId")] PizzeriaMeal pizzeriaMeal) { //if (ModelState.IsValid) //{ // _context.Add(pizzeriaMeal); // await _context.SaveChangesAsync(); // return RedirectToAction(nameof(Index)); //} //ViewData["MealId"] = new SelectList(_context.Meal, "Id", "MealName", pizzeriaMeal.MealId); //ViewData["PizzeriaId"] = new SelectList(_context.Pizzeria, "Id", "Address", pizzeriaMeal.PizzeriaId); bool check = await _context.PizzeriaMeal.AnyAsync(p => p.MealId == mealId && p.PizzeriaId == pizzeriaId); if (check) { ViewBag.ErrorMessage = "Error! This transfer already exists!"; ModelState.AddModelError("MealId", "Error!"); } if (ModelState.IsValid) { _context.Add(pizzeriaMeal); await _context.SaveChangesAsync(); return(RedirectToAction("Index", "PizzeriaMeals", new { id = pizzeriaId })); } ViewData["PizzeriaId"] = new SelectList(_context.Pizzeria, "Id", "PizzeriaName", pizzeriaMeal.PizzeriaId); ViewData["MealId"] = new SelectList(_context.Meal, "Id", "MealName", pizzeriaMeal.MealId); return(View(pizzeriaMeal)); }
public async Task <IActionResult> Edit(int id, int pizzeriaId, [Bind("Id,PizzeriaId,MealId")] PizzeriaMeal pizzeriaMeal) { if (id != pizzeriaMeal.Id) { return(NotFound()); } ViewBag.PizzeriaId = pizzeriaId; ViewBag.MealId = pizzeriaMeal.MealId; bool check = await _context.PizzeriaMeal.AnyAsync(p => p.MealId == pizzeriaMeal.MealId && p.PizzeriaId == pizzeriaId); if (check) { //ViewBag.ErrorMessage = "Error! This transfer already exists!"; ModelState.AddModelError("MealId", "Error!"); } if (ModelState.IsValid) { try { _context.Update(pizzeriaMeal); await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!PizzeriaMealExists(pizzeriaMeal.Id)) { return(NotFound()); } else { throw; } } return(RedirectToAction("Index", "PizzeriaMeals", new { id = pizzeriaId })); } ViewData["PizzeriaId"] = new SelectList(_context.Pizzeria, "Id", "PizzeriaName", pizzeriaMeal.PizzeriaId); ViewData["MealId"] = new SelectList(_context.Meal, "Id", "MealName", pizzeriaMeal.MealId); return(View(pizzeriaMeal)); }