@nent/core/dist/cjs/tracks-10e1ccb7.js

Functional elements to add routing, data-binding, dynamic HTML, declarative actions, audio, video, and so much more. Supercharge static HTML files into web apps without script or builds.

/*!
 * NENT 2022
 */
'use strict';

const mutex = require('./mutex-7ae5ebad.js');
const factory = require('./factory-0d7ddff9.js');
const memory = require('./memory-33fe6263.js');

const tracksKey = 'tracks';
const sessionFallback = new memory.InMemoryProvider();
const collectionMutex = new mutex.Mutex();
function parseTracks(tracks) {
  return JSON.parse(tracks || '[]');
}
function stringifyTracks(tracks) {
  return JSON.stringify(tracks || '[]');
}
async function getSessionTracks() {
  const unlock = await collectionMutex.lock();
  var provider = (await factory.getDataProvider('session')) || sessionFallback;
  const tracks = await provider.get(tracksKey);
  unlock();
  return tracks ? parseTracks(tracks) : [];
}
async function setSessionTracks(tracks) {
  return await collectionMutex.dispatch(async () => {
    const provider = ((await factory.getDataProvider('session')) ||
      sessionFallback);
    await provider.set(tracksKey, stringifyTracks(tracks));
  });
}
async function playedTrack(trackId) {
  const tracks = await getSessionTracks();
  return tracks.includes(trackId);
}
async function markTrack(trackId) {
  const tracks = await getSessionTracks();
  if (tracks.includes(trackId))
    return;
  tracks.push(trackId);
  await setSessionTracks(tracks);
}

exports.markTrack = markTrack;
exports.playedTrack = playedTrack;