declare class InitOptions {
  name: string;
  identity: string;
  supportedUriSchemes: string[];
  supportedMimeTypes: string[];
  supportedInterfaces: string[];
  desktopEntry: string;
}

declare class Player {
  metadata: {
    "xesam:title": string;
    "xesam:artist": string[];
    "xesam:album": string;
    "mpris:artUrl": string;
    "mpris:length": number;
    "mpris:trackid": string;
    // other options
    [key: string]: string | number | string[] | object;
  };
  playbackStatus: string;
  identity: string;
  fullscreen: boolean;
  supportedUriSchemes: string[];
  supportedMimeTypes: string[];
  canQuit: boolean;
  canRaise: boolean;
  canSetFullscreen: boolean;
  hasTrackList: boolean;
  desktopEntry: string;
  loopStatus: string;
  shuffle: boolean;
  volume: number;
  canControl: boolean;
  canPause: boolean;
  canPlay: boolean;
  canSeek: boolean;
  canGoNext: boolean;
  canGoPrevious: boolean;
  rate: number;
  minimumRate: number;
  maximumRate: number;
  playlists: string[];
  activePlaylist: string;

  constructor(opts: { name: string; supportedInterfaces?: string[] });
  constructor(opts: InitOptions);

  getPosition(): number;
  seeked(): void;
  getTrackIndex(trackId: number): number;
  getTrack(trackId: number): string;
  addTrack(track: object): void;
  removeTrack(trackId: number): number;
  getPlaylistIndex(playlistId: number): number;
  setPlaylists(playlists: object): void;
  setActivePlaylist(playlistId: number): void;

  on(event: string | symbol, listener: (...args: object[]) => void): this;
}