public bool TryPeek(out Upload upload)
{
return(_queue.TryPeek(out upload));
}
private async Task RunUploadsAsync(bool wait)
{
IsWorking = true;
try
{
CancellationDisposable cancellation = new CancellationDisposable();
_runningUpload.Disposable = cancellation;
HashSet <string> paths = new HashSet <string>();
if (_queue.Uploads.Any() && wait)
{
await Task.Delay(WaitTimeBeforeUpload, cancellation.Token);
}
Upload upload = null;
while (cancellation.Token.IsCancellationRequested == false &&
_queue.TryPeek(out upload) &&
upload != null &&
paths.Contains(upload.Recording.Path) == false)
{
CurrentUpload = upload;
paths.Add(upload.Recording.Path);
try
{
var progress = new Progress <UploadStatus>(upload.UpdateStatus);
using (var cts = CancellationTokenSource.CreateLinkedTokenSource(cancellation.Token))
{
await UploadRecordingDataAsync(upload.Recording, progress, cts.Token);
}
}
catch (Exception ex)
{
// log
}
// TODO what if failed?
_queue.TryDequeue(out upload);
if (upload.Status.Step != UploadStep.Completed)
{
_queue.TryEnqueue(upload.Recording);
await Task.Delay(_timeoutStepper.Current, cancellation.Token);
_timeoutStepper.MoveNext();
}
else
{
_timeoutStepper.Reset();
}
}
ResetUpload();
}
catch (OperationCanceledException)
{
}
finally
{
IsWorking = false;
}
}
