वाइब्रेशन और आवाज़

Copyfunction buzz(pattern) {
  if ('vibrate' in navigator) navigator.vibrate(pattern);
}

document.getElementById('save').addEventListener('click', function () {
  buzz(30);                    // one short buzz, 30 ms
});

document.getElementById('wrong').addEventListener('click', function () {
  buzz([80, 40, 80]);          // buzz 80, pause 40, buzz 80
});

document.getElementById('alarm-off').addEventListener('click', function () {
  buzz(0);                     // 0 or [] stops a running vibration
});

Copydocument.getElementById('test-buzz').addEventListener('click', function () {
  var ms = parseInt(document.getElementById('buzz-ms').value, 10);   // '' gives NaN
  if (!('vibrate' in navigator)) return;
  if (!navigator.vibrate(ms)) {
    showError('Enter a duration of 0 ms or more.');
  }
});

Copyvar armed = false;
var list = document.getElementById('feed');

list.addEventListener('touchmove', function () {
  var ready = list.scrollTop <= 0 && pullDistance() > 80;
  if (ready && !armed && 'vibrate' in navigator) navigator.vibrate(15);
  armed = ready;
}, { passive: true });

list.addEventListener('touchend', function () {
  if (armed) refreshFeed();
  armed = false;
});

Copyif ('vibrate' in navigator) navigator.vibrate(0);   // or navigator.vibrate([])

Copyif (window.WebToApk && window.WebToApk.vibratePattern) {
  window.WebToApk.vibratePattern(JSON.stringify([1000, 500, 1000, 500, 1000]));
}

document.getElementById('dismiss').addEventListener('click', function () {
  if (window.WebToApk && typeof window.WebToApk.cancelVibrate === 'function') {
    window.WebToApk.cancelVibrate();
  }
});

Copydocument.addEventListener('visibilitychange', function () {
  if (!document.hidden) return;
  if (window.WebToApk && typeof window.WebToApk.cancelVibrate === 'function') {
    window.WebToApk.cancelVibrate();
  }
});

Copyvar slider = document.getElementById('music-slider');
var level = -1;
if (window.WebToApk && typeof window.WebToApk.getMusicVolume === 'function') {
  level = window.WebToApk.getMusicVolume();
}

if (level < 0) {
  slider.parentNode.hidden = true;          // no music in this app: hide the setting
} else {
  slider.value = level;
  slider.addEventListener('input', function () {
    window.WebToApk.setMusicVolume(parseInt(slider.value, 10));
  });
}

Copyfunction musicLevel() {
  return window.WebToApk && typeof window.WebToApk.getMusicVolume === 'function'
    ? window.WebToApk.getMusicVolume() : -1;
}
var muteBtn = document.getElementById('mute');

function paint() {
  var v = musicLevel();
  muteBtn.hidden = v < 0;
  muteBtn.textContent = v === 0 ? 'Unmute' : 'Mute';
}

muteBtn.addEventListener('click', function () {
  var v = musicLevel();
  if (v < 0) return;
  if (v > 0) {
    try { localStorage.setItem('musicBefore', String(v)); } catch (e) {}
    window.WebToApk.setMusicVolume(0);
  } else {
    var back = 40;
    try { back = parseInt(localStorage.getItem('musicBefore') || '40', 10); } catch (e) {}
    window.WebToApk.setMusicVolume(back);
  }
  paint();
});
paint();

Copyfunction fadeMusicTo(target, ms) {
  if (!window.WebToApk || typeof window.WebToApk.getMusicVolume !== 'function') return;
  var start = window.WebToApk.getMusicVolume();
  if (start < 0 || start === target) return;
  var steps = 10, i = 0;
  var t = setInterval(function () {
    i++;
    window.WebToApk.setMusicVolume(Math.round(start + (target - start) * i / steps));
    if (i === steps) clearInterval(t);
  }, ms / steps);
}

fadeMusicTo(10, 800);     // dim under the dialogue
// later: fadeMusicTo(60, 800);  the last level set is the one kept for the next launch

Copyfunction warnIfAlarmSilent() {
  if (!(window.WebToApk && window.WebToApk.getVolume)) return;
  const v = JSON.parse(WebToApk.getVolume('alarm'));
  if (!v.error && v.percent === 0) {
    showMessage('Your alarm volume is off, so the alarm will not be heard.');
  }
}
warnIfAlarmSilent();

Copy['media', 'alarm', 'ring', 'notification'].forEach(function (s) {
  const v = JSON.parse(WebToApk.getVolume(s));
  document.getElementById('vol-' + s).value = v.percent;
});

Copyfunction setAlarmVolume(percent) {
  if (!(window.WebToApk && WebToApk.setVolume)) return;
  const r = JSON.parse(WebToApk.setVolume('alarm', percent, true));
  if (!r.ok) showMessage('Could not change the volume: ' + r.error);   // fixed_volume, muted, ...
  else document.getElementById('vol-alarm').value = r.percent;
}

Copyfunction clickSound() {
  if (window.WebToApk && typeof window.WebToApk.playClick === 'function') {
    window.WebToApk.playClick();
  }
}

document.querySelectorAll('button, .tab').forEach(function (el) {
  el.addEventListener('click', clickSound);
});

Copydocument.getElementById('board').addEventListener('click', function (e) {
  var cell = e.target.closest('.cell');
  if (!cell || cell.classList.contains('taken')) return;   // a dead tap stays silent
  if (window.WebToApk && typeof window.WebToApk.playClick === 'function') {
    window.WebToApk.playClick();
  }
  placeMark(cell);
});

Copyvar toggle = document.getElementById('sounds-toggle');
var soundsOn = true;
try { soundsOn = localStorage.getItem('sounds') !== 'off'; } catch (e) {}
toggle.checked = soundsOn;

toggle.addEventListener('change', function () {
  soundsOn = toggle.checked;
  try { localStorage.setItem('sounds', soundsOn ? 'on' : 'off'); } catch (e) {}
});

function tapSound() {
  if (soundsOn && window.WebToApk && typeof window.WebToApk.playClick === 'function') {
    window.WebToApk.playClick();
  }
}

Copyfunction allowRingVolume() {
  if (!(window.WebToApk && window.WebToApk.requestDndAccess)) return;
  const r = WebToApk.requestDndAccess();
  if (r === 'opened') showMessage('Allow Do Not Disturb access for this app, then come back.');
  if (r === 'not_declared') showMessage('Turn off Do Not Disturb to change the ring volume.');
}

Copyfunction setRing(percent) {
  const r = JSON.parse(WebToApk.setVolume('ring', percent, true));
  if (r.ok || r.error !== 'dnd_access_required') return r;
  const a = WebToApk.requestDndAccess();     // 'granted' | 'opened' | 'not_declared'
  if (a === 'granted') return JSON.parse(WebToApk.setVolume('ring', percent, true));
  showMessage(a === 'opened' ? 'Allow access, then press the button again.' : 'Turn off Do Not Disturb first.');
  return r;
}

Copyfunction meetingMode(on) {
  if (!(window.WebToApk && WebToApk.setVolume)) return;
  const r = JSON.parse(WebToApk.setVolume('ring', on ? 0 : 70, false));
  if (!r.ok && r.error === 'dnd_access_required') {
    const a = WebToApk.requestDndAccess();
    if (a === 'not_declared') showMessage('This build cannot change the ring volume while Do Not Disturb is on.');
  }
}

Copyfunction hasMusic() {
  return !!(window.WebToApk && window.WebToApk.getMusicVolume) && window.WebToApk.getMusicVolume() >= 0;
}

if (!hasMusic()) document.getElementById('mute').hidden = true;

document.getElementById('mute').addEventListener('click', function () {
  if (!hasMusic()) return;
  // clamped to 0..100 by the app, and kept for the next launch
  window.WebToApk.setMusicVolume(window.WebToApk.getMusicVolume() > 0 ? 0 : 40);
});

Copyvar LEVELS = { off: 0, low: 25, high: 70 };

document.querySelectorAll('[data-music]').forEach(function (btn) {
  btn.addEventListener('click', function () {
    if (!window.WebToApk || typeof window.WebToApk.setMusicVolume !== 'function') return;
    if (window.WebToApk.getMusicVolume() < 0) return;       // built without music
    window.WebToApk.setMusicVolume(LEVELS[btn.dataset.music]);
    markSelected(btn);
  });
});

Copyvar video = document.getElementById('intro-video');
var before = -1;

video.addEventListener('play', function () {
  if (!window.WebToApk || typeof window.WebToApk.getMusicVolume !== 'function') return;
  before = window.WebToApk.getMusicVolume();
  if (before > 0) window.WebToApk.setMusicVolume(Math.round(before / 4));
});

function restoreMusic() {
  if (before > 0) window.WebToApk.setMusicVolume(before);
  before = -1;
}
video.addEventListener('pause', restoreMusic);
video.addEventListener('ended', restoreMusic);

Copyfunction setAlarmLoud() {
  if (!(window.WebToApk && window.WebToApk.setVolume)) return;
  const r = JSON.parse(WebToApk.setVolume('alarm', 80, true));
  if (!r.ok) showMessage('Could not change the alarm volume: ' + r.error);
}

document.getElementById('ring-slider').oninput = function (e) {
  const r = JSON.parse(WebToApk.setVolume('ring', Number(e.target.value), false));
  if (r.error === 'dnd_access_required' && WebToApk.requestDndAccess() === 'not_declared') {
    showMessage('Turn off Do Not Disturb to change the ring volume.');
  }
};

Copyif (window.WebToApk && WebToApk.setVolume) {
  const now = JSON.parse(WebToApk.getVolume('media'));   // {stream, current, max, percent, muted}
  slider.value = now.percent;
  slider.oninput = () => {
    const r = JSON.parse(WebToApk.setVolume('media', Number(slider.value), false));
    if (r.ok) label.textContent = r.percent + '%';
    else if (r.error === 'fixed_volume') slider.disabled = true;   // this phone has no adjustable volume
  };
}

Copyif (window.WebToApk && WebToApk.getVolume) {
  const ring = JSON.parse(WebToApk.getVolume('ring'));   // {stream, current, max, percent, muted}
  document.getElementById('ring-slider').value = ring.percent;
  WebToApk.watchVolume(true);
  window.addEventListener('appmint:volume', (e) => {
    if (e.detail.stream === 'ring') document.getElementById('ring-slider').value = e.detail.percent;
  });
}

Copyif ('vibrate' in navigator) navigator.vibrate(50);

Copydocument.getElementById('like').addEventListener('click', function () {
  if (window.WebToApk && typeof window.WebToApk.vibrate === 'function') {
    window.WebToApk.vibrate(40);      // 40 ms
  }
});

// 0 (or any value <= 0) stops a running vibration
if (window.WebToApk && window.WebToApk.vibrate) window.WebToApk.vibrate(0);

Copyvar slider = document.getElementById('size');
var last = slider.value;
slider.addEventListener('input', function () {
  if (slider.value === last) return;          // same step, no tick
  last = slider.value;
  if (window.WebToApk && typeof window.WebToApk.vibrate === 'function') {
    window.WebToApk.vibrate(10);              // 10 ms: a light tick
  }
});

Copydocument.getElementById('signup').addEventListener('submit', function (e) {
  if (this.checkValidity()) return;
  e.preventDefault();
  if (window.WebToApk && typeof window.WebToApk.vibrate === 'function') {
    window.WebToApk.vibrate(250);
  }
  this.reportValidity();
});

Copyif ('vibrate' in navigator) navigator.vibrate([100, 50, 100]);   // buzz, pause, buzz

Copyfunction pattern(list) {
  if (window.WebToApk && typeof window.WebToApk.vibratePattern === 'function') {
    window.WebToApk.vibratePattern(JSON.stringify(list));
  }
}

pattern([200]);                     // one 200 ms buzz
pattern([100, 50, 100, 50, 300]);   // short, short, long
pattern([]);                        // empty list stops a running vibration

Copyvar alarm = null;
var ALARM = JSON.stringify([500, 300, 500, 300, 500]);   // about 2.1 s

function startAlarm() {
  if (!window.WebToApk || typeof window.WebToApk.vibratePattern !== 'function') return;
  window.WebToApk.vibratePattern(ALARM);
  alarm = setInterval(function () { window.WebToApk.vibratePattern(ALARM); }, 3000);
}

function stopAlarm() {
  if (alarm === null) return;
  clearInterval(alarm);
  alarm = null;
  window.WebToApk.vibratePattern('[]');                 // stop the buzz that is still running
}

Copyif (window.WebToApk && window.WebToApk.watchVolume) {
  window.addEventListener('appmint:volume', function (e) {
    // e.detail = { stream: 'media', current: 9, max: 15, percent: 60, muted: false }
    document.getElementById('vol-' + e.detail.stream).value = e.detail.percent;
  });
  WebToApk.watchVolume(true);
  window.addEventListener('pagehide', function () { WebToApk.watchVolume(false); });
}

Copywindow.onAppMintVolume = function (level) {
  if (level.stream === 'alarm' && level.percent === 0) showMessage('Alarm volume is now off.');
};
WebToApk.watchVolume(true);

Copyif (window.WebToApk && WebToApk.watchVolume && WebToApk.getVolume) {
  const meter = document.getElementById('media-meter');
  meter.value = JSON.parse(WebToApk.getVolume('media')).percent;
  const onVol = function (e) { if (e.detail.stream === 'media') meter.value = e.detail.percent; };
  document.addEventListener('visibilitychange', function () {
    if (document.hidden) { WebToApk.watchVolume(false); window.removeEventListener('appmint:volume', onVol); }
    else { window.addEventListener('appmint:volume', onVol); WebToApk.watchVolume(true); }
  });
}