public ValidationResult_OSC PostProductImageInfo([FromBody] List<OnlineShoppingCart.Model.ProductImageInfo> lstProductImageInfo)
        {
            var result = new ValidationResult_OSC();

            //validate that string path is not empty
            bool listNotValid = lstProductImageInfo.Any(cus => String.IsNullOrWhiteSpace(cus.ImageFilePath));
            if (listNotValid)
            {
                result.AddMessage("One or more image path are empty.");
                return result;
            }
            ProductImage productImageDAL = new ProductImage();
            result = productImageDAL.AddListProductImageFilePath(lstProductImageInfo);
            return result;
        }