DumpToConsoleDelegatingHandler

DumpToConsoleDelegatingHandler.cs

        class DumpToConsoleDelegatingHandler : DelegatingHandler
        {
            public DumpToConsoleDelegatingHandler()
            {
                InnerHandler = new HttpClientHandler();
            }

            protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
            {
                Console.WriteLine("");

                Console.WriteLine("==> {0} {1}", request.Method, request.RequestUri);
                Console.WriteLine(string.Join("\n", request.Headers.Select(h => h.Key + ": " + string.Join(", ", h.Value))));

                var res = await base.SendAsync(request, cancellationToken);

                Console.WriteLine("{0} {1}", res.StatusCode, res.ReasonPhrase);
                Console.WriteLine(string.Join("\n", res.Headers.Select(h => h.Key + ": " + string.Join(", ", h.Value))));
                //Console.WriteLine(await res.Content.ReadAsStringAsync());

                Console.WriteLine("<==");

                return res;
            }
        }