/**
 * Bratonien Adventskalender – Türchen-Positionierung (2025)
 * ---------------------------------------------------------
 * Liest data-top / data-left / data-width aus jedem .door und .openfield
 * und positioniert die Elemente exakt auf dem sichtbaren Bild.
 */

function positionAllDoors() {
  const cont = document.querySelector('.kalenderbild');
  const img  = cont?.querySelector('img');
  if (!cont || !img) return;

  const imgRect  = img.getBoundingClientRect();
  const contRect = cont.getBoundingClientRect();

  // alle Türchen positionieren
  document.querySelectorAll('.door').forEach(door => {
    const day      = door.dataset.day;
    const topPct   = parseFloat(door.dataset.top)   || 0;
    const leftPct  = parseFloat(door.dataset.left)  || 0;
    const widthPct = parseFloat(door.dataset.width) || 10;

    const w = imgRect.width * (widthPct / 100);

    // Tür positionieren
    door.style.position = 'absolute';
    door.style.width  = w + 'px';
    door.style.height = w + 'px';
    door.style.top  = (imgRect.top - contRect.top + imgRect.height * (topPct / 100)) + 'px';
    door.style.left = (imgRect.width * (leftPct / 100) + (contRect.width - imgRect.width) / 2) + 'px';

    // passendes openfield finden und synchron positionieren
    const field = document.querySelector(.openfield[data-day="${day}"]);
    if (field) {
      field.style.position = 'absolute';
      field.style.width  = w + 'px';
      field.style.height = w + 'px';
      field.style.top  = door.style.top;
      field.style.left = door.style.left;
    }
  });
}

window.addEventListener('load', positionAllDoors);
window.addEventListener('resize', positionAllDoors);

// iOS / Mobile: neu berechnen bei Drehung oder Wake-up
window.addEventListener('orientationchange', () => {
  setTimeout(positionAllDoors, 300); // kleiner Delay für Safari
});

// optional: neu positionieren, wenn die Seite wieder aktiv wird
document.addEventListener('visibilitychange', () => {
  if (document.visibilityState === 'visible') {
    setTimeout(positionAllDoors, 200);
  }
});