// ===============================
// CONFIG DINAMICA DAL SERVER
// ===============================

window.BASE_URL = null;
window.PHOTOS_URL = null;
window.MEDIA_BASE_ORIGIN = null;
window.configReady = false;

// Carica /config dal backend

(async () => {
  try {
    const res = await fetch('/config');
    const cfg = await res.json();

    window.BASE_URL = cfg.baseUrl;
    window.PHOTOS_URL = `${window.BASE_URL}/photos`;
    window.MEDIA_BASE_ORIGIN = new URL(window.PHOTOS_URL).origin;

    console.log("[config] BASE_URL:", window.BASE_URL);
    console.log("[config] PHOTOS_URL:", window.PHOTOS_URL);
    console.log("[config] MEDIA_BASE_ORIGIN:", window.MEDIA_BASE_ORIGIN);

    window.configReady = true;

  } catch (err) {
    console.error("[config] Errore nel caricamento della config:", err);
  }
})();



// ===============================
// Utility: normalizza URL dei media
// ===============================
function toAbsoluteUrl(pathOrUrl) {
  if (!pathOrUrl) return '';
  if (/^https?:\/\//i.test(pathOrUrl)) return pathOrUrl;

  const normalized = pathOrUrl.startsWith('/') ? pathOrUrl : `/${pathOrUrl}`;
  return `${window.MEDIA_BASE_ORIGIN}${normalized}`;
}

window.toAbsoluteUrl = toAbsoluteUrl;