public static Library CreateLibrary(CoreSettings settings = null, ILibraryReader reader = null, ILibraryWriter writer = null,
IFileSystem fileSystem = null, ILocalSongFinder localSongFinder = null)
{
return(new LibraryBuilder().WithReader(reader)
.WithWriter(writer)
.WithSettings(settings)
.WithFileSystem(fileSystem)
.WithSongFinder(localSongFinder)
.Build());
}
public LibraryBuilder WithSongFinder(ILocalSongFinder songFinder)
{
this.songFinder = songFinder;
return this;
}
private async Task UpdateSongsAsync(string path)
{
if (this.currentSongFinderSubscription != null)
{
this.currentSongFinderSubscription.Dispose();
this.currentSongFinderSubscription = null;
}
this.IsUpdating = true;
await this.RemoveMissingSongsAsync(path);
ILocalSongFinder songFinder = this.localSongFinderFunc(path);
this.currentSongFinderSubscription = songFinder.GetSongsAsync()
.ObserveOn(RxApp.TaskpoolScheduler)
.Subscribe(t =>
{
LocalSong song = t.Item1;
this.songLock.EnterWriteLock();
bool added = this.songs.Add(song);
LocalSong realSong;
bool needsUpdate = false;
if (added)
{
realSong = song;
needsUpdate = true;
}
else
{
LocalSong existing = this.songs.First(x => x.OriginalPath == song.OriginalPath);
if (existing.UpdateMetadataFrom(song))
{
needsUpdate = true;
}
realSong = existing;
}
this.songLock.ExitWriteLock();
byte[] artworkData = t.Item2;
if (artworkData != null)
{
string key = BlobCacheKeys.GetKeyForArtwork(artworkData);
if (realSong.ArtworkKey != key)
{
ArtworkCache.Instance.Store(key, artworkData).ToObservable()
.Subscribe(x => realSong.ArtworkKey = key);
}
}
if (needsUpdate)
{
this.songsUpdated.OnNext(Unit.Default);
}
}, () =>
{
this.Save();
this.StartOnlineArtworkLookup();
this.songLock.EnterReadLock();
int songCount = this.songs.Count;
this.songLock.ExitReadLock();
AnalyticsClient.Instance.RecordLibrarySize(songCount);
this.IsUpdating = false;
});
}
public LibraryBuilder WithSongFinder(ILocalSongFinder songFinder)
{
this.songFinder = songFinder;
return(this);
}
