Function requestWakeLock

wakelock/script.js:19–37

()

  let wakeLock = null;
  
  const requestWakeLock = () => {
    const controller = new AbortController();
    const signal = controller.signal;
    window.WakeLock.request('screen', {signal})
    .catch((e) => {      
      if (e.name === 'AbortError') {
        wakeLockCheckbox.checked = false;
        statusDiv.textContent = 'Wake Lock was aborted';
        console.log('Wake Lock was aborted');
      } else {
        statusDiv.textContent = `${e.name}, ${e.message}`;
        console.error(`${e.name}, ${e.message}`);
      }
    });
    wakeLockCheckbox.checked = true;
    statusDiv.textContent = 'Wake Lock is active';
    console.log('Wake Lock is active');
    return controller;
  };
  
  wakeLockCheckbox.addEventListener('change', () => {
    if (wakeLockCheckbox.checked) {