public void UpdatePlaylist(Playlist playlist, AlbumPlaylist albumPlay)
{
playlist.AlbumPlaylists.Add(albumPlay);
_context.Entry(playlist).State = EntityState.Modified;
_context.Entry(playlist).Property(p => p.OwnerID).IsModified = false;
_context.Entry(playlist).Property(p => p.Name).IsModified = false;
_context.SaveChanges();
}
/// <summary>
/// トラック情報からアルバム情報を生成する
/// </summary>
/// <param name="id">アルバムID</param>
/// <param name="key">アルバムキー</param>
/// <param name="track">トラック情報</param>
public AlbumInfo(int id, string key, Track track, string artworkId)
{
this.Id = id;
this.Key = key;
this.Name = track.Album;
this.Artist = track.GetAlbumArtist();
this.IsCompilation = track.GetIsCompiatilnAlbum();
this.ArtworkId = artworkId;
this.RegisteredAt = DateTimeOffset.Now;
this.UpdatedAt = this.RegisteredAt;
this._isArtworkFound = artworkId != null;
this.Playlist = new AlbumPlaylist(this);
}
/// <summary>
/// DBのモデルデータからアルバム情報を生成する
/// </summary>
/// <param name="album">アルバム情報</param>
/// <param name="artwork">アートワーク情報</param>
public AlbumInfo(AlbumDataModel album, AlbumArtworksDataModel artwork)
{
this.Key = album.Key;
this.Id = album.Id;
this.Name = album.Name;
this.Artist = album.Artist;
this.ArtworkId = album.ArtworkId;
this.IsCompilation = album.IsCompilation ?? false;
this.RegisteredAt = album.CreatedAt;
this.UpdatedAt = album.UpdatedAt;
this._isArtworkFound = album.ArtworkId != null;
this.Playlist = new AlbumPlaylist(this);
}
public IActionResult AddToPlaylist(int id, Playlist playlist)
{
Album album = _context.Albums.Single(a => a.AlbumID == id);
Playlist playlist2 = _context.Playlists.Single(p => p.PlaylistID == playlist.PlaylistID);
AlbumPlaylist albumPlaylist = new AlbumPlaylist();
albumPlaylist.AlbumID = album.AlbumID;
albumPlaylist.PlaylistID = playlist.PlaylistID;
_context.AlbumPlaylists.Add(albumPlaylist);
UpdateAlbum(album, albumPlaylist);
UpdatePlaylist(playlist2, albumPlaylist);
_context.SaveChanges();
return(RedirectToAction("Index"));
}
/// <summary>AlbumPlaylist同士の比較を行う</summary>
/// <param name="x">左辺</param>
/// <param name="y">右辺</param>
/// <returns>比較結果</returns>
public int Compare(AlbumPlaylist x, AlbumPlaylist y)
{
return(_stringComparer.Compare(x.Album.Key, y.Album.Key));
}
public void UpdateAlbum(Album album, AlbumPlaylist albumPlay)
{
album.AlbumPlaylists.Add(albumPlay);
_context.Entry(album).State = EntityState.Modified;
_context.SaveChanges();
}
