protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
ChannelUpdateTask channelUpdateTask = await _channelUpdateTaskUnloader.Dequeue();
IEnumerable <Track> tracks = (await Task.WhenAll(channelUpdateTask.NewMediaUrls.Select(_youTubeService.ExtractYouTubeVideos)))
.SelectMany(videoArray => videoArray.Select(video => video.ToTrack()));
using (IServiceScope serviceScope = _serviceProvider.CreateScope())
{
IChannelTrackRepository channelTrackRepository = serviceScope.ServiceProvider.GetService <IChannelTrackRepository>();
await channelTrackRepository.AddNewTracks(channelUpdateTask.ChannelId, tracks);
IChannelRepository channelRepository = serviceScope.ServiceProvider.GetService <IChannelRepository>();
await channelRepository.UpdateChannelNotEditing(channelUpdateTask.ChannelId);
Channel channel = channelRepository.GetChannelByIdOrDefault(channelUpdateTask.ChannelId);
IChannelUpdatedNotifierHubProxy channelUpdatedNotifierHubProxy = serviceScope.ServiceProvider.GetService <IChannelUpdatedNotifierHubProxy>();
await channelUpdatedNotifierHubProxy.NotifyChannelUpdated(channel.OwnerId, channel);
}
}
}
public void Enqueue(ChannelUpdateTask channelUpdateTask)
{
_updateTaskQueue.Enqueue(channelUpdateTask);
}
