public OrderListModel Post(AddOrderModel addOrderModel)
        {
            _commandProcessor.Send(
                new AddOrderCommand(
                    addOrderModel.CustomerName,
                    addOrderModel.Description,
                    DateTime.Parse(addOrderModel.DueDate)));

            return Get();
        }
        public string Run()
        {
            var client = new HttpClientGateway().Client();
            try
            {
                client.BaseAddress = _baseAddres;
                var order = new AddOrderModel()
                {
                    CustomerName = "Winnie the Pooh",
                    Description = "Pot of Honey",
                    DueDate = DateTime.UtcNow.ToString("o")
                };

                string orderBody;
                XmlRequestBuilder.TryBuild(order, out orderBody);
                var requestMessage = CreateRequest("orders", new StringContent(orderBody));
                var response = client.SendAsync(requestMessage).Result;
                response.EnsureSuccessStatusCode();
                return response.Content.ReadAsStringAsync().Result;

            }
            catch (AggregateException ae)
            {
                foreach (var e in ae.Flatten().InnerExceptions)
                {
                    Console.Write(e.Message);
                    if (e.InnerException != null)
                        Console.WriteLine(" : " + e.InnerException);
                    else
                        Console.WriteLine();

                }
            }
            catch (Exception he)
            {
                Console.WriteLine("Exception talking to server: {0}", he);
            }
            finally
            {
                client.Dispose();
            }
            return null;
        }
        private string PostOrder(HttpClient client)
        {
            var order = new AddOrderModel()
            {
                CustomerName = "Winnie the Pooh",
                Description = "Pot of Honey",
                DueDate = DateTime.UtcNow.ToString("o")
            };

            string orderBody;
            XmlRequestBuilder.TryBuild(order, out orderBody);
            var requestMessage = CreateRequest("orders", new StringContent(orderBody));
            var response = client.SendAsync(requestMessage).Result;
            response.EnsureSuccessStatusCode();
            return response.Content.ReadAsStringAsync().Result;
        }