public IAsyncOperationWithProgress <HttpResponseMessage, HttpProgress> SendRequestAsync(HttpRequestMessage request)
{
timeToResponseComplete.Start();
logView.Log($"{{\"FILTER SendRequestAsync\":{{\"requestUri\":\"{request.RequestUri}\"}}}}", LogViewLoggingLevel.Verbose);
return(AsyncInfo.Run <HttpResponseMessage, HttpProgress>(async(cancellationToken, operationProgressReporter) =>
{
IAsyncOperationWithProgress <HttpResponseMessage, HttpProgress> innerOperation = innerFilter.SendRequestAsync(request);
innerOperation.Progress += new AsyncOperationProgressHandler <HttpResponseMessage, HttpProgress>(
(IAsyncOperationWithProgress <HttpResponseMessage, HttpProgress> asyncInfo, HttpProgress httpProgressInfo) =>
{
logView.Log($"{{\"FILTER Progress Handler\": {{\"requestUri\":\"{request.RequestUri}\", {httpProgressInfo.ToJsonObject()}}}}}", LogViewLoggingLevel.Verbose);
});
HttpResponseMessage response = await innerOperation.AsTask(cancellationToken, operationProgressReporter);
cancellationToken.ThrowIfCancellationRequested();
// At this point, SendRequest has completed and we have a response.
timeToResponseComplete.Stop();
// We could inspect the content of the response headers:
var countHeaders = response.Headers.Count();
logView.Log($"{{\"FILTER Response Complete\": {{\"StatusCode\":\"{response.StatusCode}\",\"timeToResponseComplete\":\"{timeToResponseComplete.ElapsedMilliseconds}\",\"requestUri\":\"{request.RequestUri}\",\"countHeaders\":\"{countHeaders}\"}}}}", LogViewLoggingLevel.Verbose);
if (!response.IsSuccessStatusCode)
{
logView.Log($"{{\"FILTER Response Failed\": {{\"StatusCode\":\"{response.StatusCode}\",\"timeToResponseComplete\":\"{timeToResponseComplete.ElapsedMilliseconds}\",\"requestUri\":\"{request.RequestUri}\",\"countHeaders\":\"{countHeaders}\"}}}}", LogViewLoggingLevel.Error);
}
// Note that we should NOT attempt to access the response.Content in an IHttpFilter such as this,
// the Content stream is for the base filter and AdaptiveMediaSource to use.
//
// If you want to download content in the App and then pass it to the AdaptiveMediaSource,
// see AppDownloadedKeyRequest in Scenario3, which uses Deferral objects to manage thread timing
// with the AdaptiveMediaSource.
return response;
}));
}
private void AudioTracks_SelectedIndexChanged(ISingleSelectMediaTrackList sender, object args)
{
MediaPlaybackAudioTrackList list = sender as MediaPlaybackAudioTrackList;
AudioTrack audioTrack = list[sender.SelectedIndex];
MediaPlaybackItem mpItem = audioTrack.PlaybackItem;
object customValue;
mpItem.Source.CustomProperties.TryGetValue("contentId", out customValue);
string contentId = (string)customValue;
string audioCodec = audioTrack.GetEncodingProperties().Subtype;
var msg = $"The newly selected audio track of {contentId} has Codec {audioCodec}";
var language = audioTrack.Language;
if (!String.IsNullOrEmpty(language))
{
// Transform the language code into a UI-localized language name.
msg += ", Language: " + (new Language(language)).DisplayName;
}
logView.Log(msg, LogViewLoggingLevel.Information);
}
private void Source_StateChanged(MediaSource sender, MediaSourceStateChangedEventArgs args)
{
logView.Log($"Source.StateChanged:{args.OldState} to {args.NewState}", LogViewLoggingLevel.Information);
}
private void CurrentItemChanged(MediaPlaybackList sender, CurrentMediaPlaybackItemChangedEventArgs args)
{
logView.Log($"{args.ToJsonObject()}", LogViewLoggingLevel.Information);
}
private void MediaPlayer_SourceChanged(MediaPlayer sender, object args)
{
logView.Log("MediaPlayer_SourceChanged", LogViewLoggingLevel.Information);
}
private void DiagnosticAvailable(AdaptiveMediaSourceDiagnostics sender, AdaptiveMediaSourceDiagnosticAvailableEventArgs args)
{
logView.Log($"{args.ToJsonObject()}", LogViewLoggingLevel.Warning);
}
