public void StartDownload(DownloadRequestBM request)
{
QueuedDownloadBM download = new QueuedDownloadBM(
downloadId: request.DownloadId,
downloadProgress: this.youtubeDl.PrepareDownload(request.MediaUri, request.Format, serviceConfig.DownloadPath)
);
runningDownloads.Add(download);
download.DownloadHandler.PercentageChanged += (o, e) => this.notifier.Notify(download.DownloadID, download.DownloadHandler.Status, e);
download.DownloadHandler.DownloadStatusChanged += (o, e) => {
this.notifier.Notify(download.DownloadID, e, download.DownloadHandler.Percentage);
if (e == DownloadState.Completed)
{
EventHandler_DownloadCompleted(download);
}
else if (e == DownloadState.Failed)
{
string errorOutput = download.DownloadHandler.ErrorMessage.Replace("\r", "\\r").Replace("\n", "\\n");
logger.LogError($"Error occurred during download: CommandLine='{download.DownloadHandler.CommandLine}' StdErr='{errorOutput}'");
}
};
download.DownloadHandler.Start();
this.logger.LogInformation($"Download started with GUID: {download.DownloadID}");
}
private async Task StartNewDownloadsFromQueueAsync(CancellationToken cancellationToken)
{
await this.requestQueue.WaitForAvailableItemAsync(cancellationToken);
if (!maintenanceService.IsMaintenanceRunning)
{
DownloadRequestBM request = this.requestQueue.Dequeue(cancellationToken);
downloadManager.StartDownload(request);
}
}
public async Task EnqueueDownload(string MediaUri, string MediaFormat)
{
MediaFormat targetFormat = YoutubeDownloader.Media.MediaFormat.Video;
if (MediaFormat == "mp3audio")
{
targetFormat = YoutubeDownloader.Media.MediaFormat.MP3Audio;
}
Uri mediaUri = new Uri(MediaUri);
DownloadRequestBM request = new DownloadRequestBM(mediaUri, targetFormat);
downloadServiceQueue.Enqueue(request);
this.filenameDatabase.AssignDownloadId(mediaUri, request.DownloadId);
await Groups.AddToGroupAsync(Context.ConnectionId, request.DownloadId.ToString());
await Clients.Caller.SendAsync("UseDownloadId", request.DownloadId);
}