protected void btnCheckout_Click(object sender, EventArgs e)
{
User user = (User)Session["auth_user"];
TransactionHandler.Checkout(user, carts);
Response.Redirect("Index.aspx");
}
public static void CheckOut(int userId, int paymentTypeID, List <Carts> carts)
{
TransactionHandler.Checkout(userId, paymentTypeID, carts);
}
public static void CheckOut(int userId, int paymentID)
{
TransactionHandler.Checkout(userId, paymentID);
}