namespace Harmonia.Core.Playlists;

public interface IPlaylistManager
{
    IReadOnlyList<Playlist> Playlists { get; }
    Playlist? CurrentPlaylist { get; set; }

    Task InitializeAsync();
    Task<Playlist> AddPlaylistAsync();
    void RemovePlaylist(Playlist playlist);
    Playlist? FindPlaylistContaining(PlaylistSong playlistSong);
    Playlist? FindPlaylistContaining(string playlistSongUID);

    event EventHandler<PlaylistChangedEventArgs>? CurrentPlaylistChanged;
    event EventHandler<PlaylistAddedEventArgs> PlaylistAdded;
    event EventHandler<PlaylistRemovedEventArgs> PlaylistRemoved;
    event EventHandler<PlaylistSaveFailedEventArgs>? PlaylistSaveFailed;
}