public JsonResult Checkout()
        {
            int id = 0;

            try
            {
                //removing from shopping cart and add those details to order table
                CartServices service = new CartServices();
                User         user    = (User)(Session[SessionConstants.SESSION_CONTEXT_INSTANCE]);
                id = service.Checkout(user.UserId);
                return(Json(new { Status = true, Message = "Checkout Success" }, JsonRequestBehavior.AllowGet));
            }
            catch (Exception ex)
            {
                return(Json(new { Status = false, Message = "Error Occured" }, JsonRequestBehavior.AllowGet));
            }
        }