public static Boolean InsertHeaderController(int userId, int paymentId, List <CartModel> allCart, out string errorMessage)
        {
            errorMessage = "";
            if (CartHandler.returnUserId(userId) == null)
            {
                errorMessage = "You don't have any Item in Carts";
                return(false);
            }
            DateTime date    = DateTime.Now;
            int      transId = CartHandler.InsertHeaderHandler(userId, paymentId, date).ID;

            foreach (CartModel currCart in allCart)
            {
                CartHandler.InsertDetailHandler(transId, currCart.productId, currCart.quantity);
                CartHandler.UpdateMinHandler(currCart.productId, currCart.quantity);
                CartHandler.deleteItemsInCartHandler(userId, currCart.productId);
            }
            return(true);
        }