public ActionResult EditOrderDetail(OrderDetails orderDetails)
        {
            OrderRepo orderRepo = new OrderRepo();
            OrderDetails editedOrderDetails = new OrderDetails();

            if (ModelState.IsValid)
            {
                editedOrderDetails = orderRepo.UpdateOrder(orderDetails);
                return RedirectToAction("AdminOnly");
            }
            else
            {
                ViewBag.ErrorMessage = "This entry is invalid.";
                return View(orderDetails);
            }
        }