public async Task <IList <Torrent> > Update()
{
var w = await SemaphoreSlim.WaitAsync(1);
if (!w)
{
return(await _torrentData.Get());
}
var torrents = await _torrentData.Get();
try
{
var rdTorrents = await RdNetClient.GetTorrentsAsync(0, 100);
foreach (var rdTorrent in rdTorrents)
{
var torrent = torrents.FirstOrDefault(m => m.RdId == rdTorrent.Id);
if (torrent == null)
{
var newTorrent = await _torrentData.Add(rdTorrent.Id, rdTorrent.Hash, false, false);
await GetById(newTorrent.TorrentId);
}
else if (rdTorrent.Files == null)
{
var rdTorrent2 = await RdNetClient.GetTorrentInfoAsync(rdTorrent.Id);
await Update(torrent, rdTorrent2);
}
else
{
await Update(torrent, rdTorrent);
}
}
foreach (var torrent in torrents)
{
var rdTorrent = rdTorrents.FirstOrDefault(m => m.Id == torrent.RdId);
if (rdTorrent == null)
{
await _downloads.DeleteForTorrent(torrent.TorrentId);
await _torrentData.Delete(torrent.TorrentId);
}
}
return(torrents);
}
finally
{
SemaphoreSlim.Release();
}
}
private async Task Add(String rdTorrentId, String infoHash, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete)
{
var w = await SemaphoreSlim.WaitAsync(60000);
if (!w)
{
throw new Exception("Unable to add torrent, could not obtain lock");
}
try
{
var torrent = await _torrentData.GetByHash(infoHash);
if (torrent != null)
{
return;
}
var newTorrent = await _torrentData.Add(rdTorrentId, infoHash, category, autoDownload, autoUnpack, autoDelete);
var rdTorrent = await GetRdNetClient().GetTorrentInfoAsync(rdTorrentId);
await Update(newTorrent, rdTorrent);
}
finally
{
SemaphoreSlim.Release();
}
}