// GET: Receipts/Details/5 public IActionResult Details(int?id) { if (id == null) { return(NotFound()); } var receipt = _receiptManager.GetReceiptByID(id.Value); if (receipt == null) { return(NotFound()); } var orderID = receipt.OrderID; var order = _orderManager.GetOrderByID(orderID); var viewModel = new ReceiptDetailsViewModel(); viewModel.Receipt = receipt; viewModel.Order = order; return(View(viewModel)); }