public async Task PostAsync()

in WindowsDevicePortalWrapper/WindowsDevicePortalWrapper/HttpRest/RestPost.cs [50:96]
37 lines of code
4 McCabe index (conditional complexity)

        public async Task<Stream> PostAsync(
            Uri uri,
            HttpContent requestContent)
        {
            MemoryStream responseDataStream = null;

            WebRequestHandler requestSettings = new WebRequestHandler();
            requestSettings.UseDefaultCredentials = false;
            requestSettings.Credentials = this.deviceConnection.Credentials;
            requestSettings.ServerCertificateValidationCallback = this.ServerCertificateValidation;

            using (HttpClient client = new HttpClient(requestSettings))
            {
                client.Timeout = TimeSpan.FromMilliseconds(-1);

                this.ApplyHttpHeaders(client, HttpMethods.Post);

                using (HttpResponseMessage response = await client.PostAsync(uri, requestContent).ConfigureAwait(false))
                {
                    if (!response.IsSuccessStatusCode)
                    {
                        throw await DevicePortalException.CreateAsync(response);
                    }

                    this.RetrieveCsrfToken(response);

                    if (response.Content != null)
                    {
                        using (HttpContent responseContent = response.Content)
                        {
                            responseDataStream = new MemoryStream();

                            await responseContent.CopyToAsync(responseDataStream).ConfigureAwait(false);

                            // Ensure we return with the stream pointed at the origin.
                            responseDataStream.Position = 0;
                            if (responseDataStream.Length == 0)
                            {
                                responseDataStream = null;
                            }
                        }
                    }
                }
            }

            return responseDataStream;
        }