60 lines
1.9 KiB
JavaScript
60 lines
1.9 KiB
JavaScript
|
/**
|
||
|
|
* The singleton collection of Playlist documents which exist within the active World.
|
||
|
|
* This Collection is accessible within the Game object as game.playlists.
|
||
|
|
* @extends {WorldCollection}
|
||
|
|
*
|
||
|
|
* @see {@link Playlist} The Playlist document
|
||
|
|
* @see {@link PlaylistDirectory} The PlaylistDirectory sidebar directory
|
||
|
|
*/
|
||
|
|
class Playlists extends WorldCollection {
|
||
|
|
|
||
|
|
/** @override */
|
||
|
|
static documentName = "Playlist";
|
||
|
|
|
||
|
|
/* -------------------------------------------- */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Return the subset of Playlist documents which are currently playing
|
||
|
|
* @type {Playlist[]}
|
||
|
|
*/
|
||
|
|
get playing() {
|
||
|
|
return this.filter(s => s.playing);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* -------------------------------------------- */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Perform one-time initialization to begin playback of audio.
|
||
|
|
* @returns {Promise<void>}
|
||
|
|
*/
|
||
|
|
async initialize() {
|
||
|
|
await game.audio.unlock;
|
||
|
|
for ( let playlist of this ) {
|
||
|
|
for ( let sound of playlist.sounds ) sound.sync();
|
||
|
|
}
|
||
|
|
ui.playlists?.render();
|
||
|
|
}
|
||
|
|
|
||
|
|
/* -------------------------------------------- */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handle changes to a Scene to determine whether to trigger changes to Playlist documents.
|
||
|
|
* @param {Scene} scene The Scene document being updated
|
||
|
|
* @param {Object} data The incremental update data
|
||
|
|
*/
|
||
|
|
async _onChangeScene(scene, data) {
|
||
|
|
const currentScene = game.scenes.active;
|
||
|
|
const p0 = currentScene?.playlist;
|
||
|
|
const s0 = currentScene?.playlistSound;
|
||
|
|
const p1 = ("playlist" in data) ? game.playlists.get(data.playlist) : scene.playlist;
|
||
|
|
const s1 = "playlistSound" in data ? p1?.sounds.get(data.playlistSound) : scene.playlistSound;
|
||
|
|
const soundChange = (p0 !== p1) || (s0 !== s1);
|
||
|
|
if ( soundChange ) {
|
||
|
|
if ( s0 ) await s0.update({playing: false});
|
||
|
|
else if ( p0 ) await p0.stopAll();
|
||
|
|
if ( s1 ) await s1.update({playing: true});
|
||
|
|
else if ( p1 ) await p1.playAll();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|