public static DataSet FetchCartDetails(string UserId, string ProductPricingId, string QuerySelector)
        {
            ICartDetailsService cartDetailsService = new CartDetailsService();

            return(cartDetailsService.FetchCartDetails(UserId, ProductPricingId, QuerySelector));
        }
        public static bool CUDCartValue(CartData cartData, string QuerySelector)
        {
            ICartDetailsService cartDetailsService = new CartDetailsService();

            return(cartDetailsService.CUDCartValue(cartData, QuerySelector));
        }