public async Task <IActionResult> Index(OrderModel orderModel) { var order = await storeService.BuyAsync(new Order { OrderDetails = { new OrderDetail { ItemType = ItemType.TShirt, Amount = orderModel.TShirtAmount }, new OrderDetail{ ItemType = ItemType.DressShirt, Amount = orderModel.DressShirtAmount } } }, 1, HttpContext.RequestAborted); return(View(order)); }