public CustomerDTO Get(int?id)
        {
            var customer = _serviceGrpcCustomer.Get(new Request {
                Id = id.Value
            });

            return(_mapperCustomer.ProtoToDTO(customer));
        }
        public IActionResult Edit(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }
            var      client   = new CustomerService.CustomerServiceClient(channel);
            Customer customer = client.Get(new CustomerId()
            {
                Id = (int)id
            });

            if (customer == null)
            {
                return(NotFound());
            }
            return(View(customer));
        }