public ActionResult OrderSkrg()
        {
            var baru = new Order
            {
                CustomerName = Session["username"].ToString(),
                OrderDate    = DateTime.Now,
                ShipDate     = DateTime.Now.AddDays(2)
            };

            using (OrderDAL service = new OrderDAL())
            {
                service.AddOrder(baru);

                foreach (var item in service.GetAllData(Session["username"].ToString()).ToList())
                {
                    var DetailBaru = new OrderDetail
                    {
                        OrderID  = baru.OrderID,
                        BookID   = item.BookID,
                        Quantity = item.Quantity,
                        Price    = item.Book.Price
                    };
                    service.AddDetailOrd(DetailBaru);
                    service.RemoveCart(item);
                }
            }

            return(RedirectToAction("Index", new { id = baru.OrderID }));
        }
 // GET: Order
 public ActionResult Index(int id)
 {
     using (OrderDAL service = new OrderDAL())
     {
         ViewBag.id = id;
         return(View(service.GetAllOrder(id).ToList()));
     }
 }