public ActionResult MyCart()
        {
            ShoppingCartEntities db = new ShoppingCartEntities();

            SessionHelper session = new SessionHelper();
            string id = session.SessionID;

            CartItemRepo cir = new CartItemRepo();
            return View(cir.GetCartItemsBySession(id));
        }
        public ActionResult MyCart()
        {
            ShoppingCartEntities db = new ShoppingCartEntities();

            SessionHelper session = new SessionHelper();
            //string id = session.SessionID;

            CartItemRepo cir = new CartItemRepo();
            return View(cir.GetCartItemsByUser(User.Identity.Name));
        }