private GenreFilteredAlbum GetOrCreateGenreFilteredAlbum(Album album, MPDSongResponseBlock block)
{
Genre genre = Genres[block.Genre ?? UnknownGenre];
if (!m_GenreFilteredAlbumLookup.ContainsKey(genre))
{
m_GenreFilteredAlbumLookup[genre] = new SortedDictionary<Album, GenreFilteredAlbum>();
}
IDictionary<Album, GenreFilteredAlbum> albumList = m_GenreFilteredAlbumLookup[genre];
if (!albumList.ContainsKey(album))
{
string directory = new Path(block.File).Directories.Last();
GenreFilteredAlbum genreFilteredAlbum = new GenreFilteredAlbum(genre, album.Artist, album.Title, album.Date, directory);
m_GenreFilteredAlbumLookup[genre][album] = genreFilteredAlbum;
AddGenreExpansion(genre, genreFilteredAlbum);
}
return m_GenreFilteredAlbumLookup[genre][album];
}
private void AddArtistExpansion(Artist parent, Album child)
{
if (!m_ArtistExpansion.ContainsKey(parent))
{
m_ArtistExpansion[parent] = new SortedSet<Album>(m_AlbumSortRule);
}
m_ArtistExpansion[parent].Add(child);
}
private Album GetOrCreateAlbum(MPDSongResponseBlock block)
{
Artist artist = Artists[SelectArtistTag(block)];
string albumKey = block.Album ?? UnknownAlbum;
if (!m_AlbumLookup.ContainsKey(artist))
{
m_AlbumLookup[artist] = new SortedDictionary<string, Album>(StringComparer.Ordinal);
}
IDictionary<string, Album> albumList = m_AlbumLookup[artist];
if (!albumList.ContainsKey(albumKey))
{
string date = null;
if (block.Date != null)
{
if (Path.IsSpotify(block.File))
{
date = m_DataModel.YearNormalizer.Normalize(block.Date);
}
else
{
date = m_DataModel.CustomDateNormalizer.Normalize(block.Date);
}
}
string directory = new Path(block.File).Directories.Last();
Album album = new Album(artist, albumKey, date, directory);
albumList[albumKey] = album;
AddArtistExpansion(artist, album);
}
return albumList[albumKey];
}
private void AddAlbumExpansion(Album parent, Song child)
{
if (!m_AlbumExpansion.ContainsKey(parent))
{
m_AlbumExpansion[parent] = new SortedSet<Song>();
}
m_AlbumExpansion[parent].Add(child);
}