(function(){
  const ENDPOINT = '/public/contact_admin.php';

  function openContactModal(lang){
    const url = ENDPOINT + '?modal=1' + (lang ? '&lang='+encodeURIComponent(lang) : '');
    fetch(url, { headers: { 'X-Requested-With': 'XMLHttpRequest' } })
      .then(r => r.text())
      .then(html => {
        // On insère TOUT le HTML renvoyé (overlay + <style>)
        const wrap = document.createElement('div');
        wrap.innerHTML = html;
        while (wrap.firstChild) document.body.appendChild(wrap.firstChild);
      })
      .catch(() => alert('Erreur de chargement du formulaire'));
  }

  // Intercepte les clics sur le lien (classe ou data-attr)
  document.addEventListener('click', function(e){
    const a = e.target.closest('a.contact-admin-link, [data-contact-admin]');
    if (!a) return;
    // si l'utilisateur ouvre au clavier/milieu => laisse le comportement natif
    if (e.metaKey || e.ctrlKey || e.shiftKey || e.altKey || a.target === '_blank') return;
    e.preventDefault();
    openContactModal(a.getAttribute('data-lang') || '');
  });

  // Intercepte l’envoi du formulaire dans la popup
  document.addEventListener('submit', function(e){
    const form = e.target.closest('#contact-admin-form');
    if (!form) return;
    e.preventDefault();

    const btn = form.querySelector('.caf-btn');
    const fb  = form.querySelector('.caf-feedback');
    const lblSend    = btn?.getAttribute('data-label-send')    || 'Envoyer';
    const lblSending = btn?.getAttribute('data-label-sending') || 'Envoi...';

    if (btn) { btn.disabled = true; btn.textContent = lblSending; }
    const fd = new FormData(form);

    fetch(ENDPOINT, { method:'POST', headers:{'X-Requested-With':'XMLHttpRequest'}, body: fd })
      .then(r => r.json())
      .then(j => {
        fb.textContent = j.msg || '';
        fb.style.color = j.ok ? 'green' : 'crimson';
        if (j.ok) {
          form.reset();
          setTimeout(() => document.querySelector('.caf-overlay')?.remove(), 1200);
        }
      })
      .catch(() => { fb.textContent = 'Network error'; fb.style.color = 'crimson'; })
      .finally(() => { if (btn) { btn.disabled = false; btn.textContent = lblSend; } });
  });

  // Fermer la popup (clic sur fond ou bouton ×)
  document.addEventListener('click', function(e){
    if (e.target.classList?.contains('caf-overlay') || e.target.classList?.contains('caf-close')) {
      document.querySelector('.caf-overlay')?.remove();
    }
  });
})();