public async Task <ActionResult> DeleteShipping(int id)
        {
            var shipping = await _shippingRepository.GetShippingById(id);

            if (shipping != null)
            {
                _shippingRepository.DeleteShipping(shipping);
            }

            if (await _shippingRepository.SaveAllAsync())
            {
                return(Ok());
            }

            return(BadRequest("Failed to delete shipping."));
        }