copy method

NowPlayingTrack copy ()

Implementation

NowPlayingTrack copy() =>
  NowPlayingTrack(
    id: this.id,
    title: this.title,
    album: this.album,
    artist: this.artist,
    duration: this.duration,
    position: this._position,
    state: this.state,
    source: this.source,
    createdAt: this._createdAt
  );