/** `GET /api/bandcamp/tracks`: a Bandcamp page resolved at play time. */
export interface TralbumTrack {
  /** Position in the parsed array — the stable handle used to re-resolve a
   * track after its signed URL expires. */
  index: number;
  trackNum?: number;
  title: string;
  /** Seconds, fractional. */
  duration?: number;
  streamUrl: string | null;
  /** False for preorder, unreleased and still-encoding tracks. They stay in
   * the list so numbering matches the release, but never enter the queue. */
  streamable: boolean;
  /** Bandcamp caps free plays per track; a capped track may serve a clip. */
  capped: boolean;
}

export interface Tralbum {
  sourceUrl: string;
  itemType: "album" | "track";
  title?: string;
  artist?: string;
  artworkUrl?: string;
  tracks: TralbumTrack[];
  /** Epoch ms of the fetch that produced these signed URLs. */
  resolvedAt: number;
}

/** `GET /api/youtube/playlist`: a playlist's tracklist, for the player. */
export interface YouTubePlaylistTrack {
  videoId: string;
  title: string;
  /** Seconds. */
  duration?: number;
}

export interface YouTubePlaylist {
  listId: string;
  title?: string;
  tracks: YouTubePlaylistTrack[];
}