const SUPABASE_URL = 'https://ewmzmudqoqyqtzzijikv.supabase.co';
const SUPABASE_ANON_KEY = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6ImV3bXptdWRxb3F5cXR6emlqaWt2Iiwicm9sZSI6ImFub24iLCJpYXQiOjE3NjYwNTYyMTYsImV4cCI6MjA4MTYzMjIxNn0.0839Hk2mbIBPhdb_YZb3UAWFa2i4vq7DjB-gMkPMbiE';

// CDN'den gelen window.supabase objesini client ile değiştir
// Böylece const supabase çakışması olmaz, tüm dosyalardaki supabase.from(...) çalışır
window.supabase = window.supabase.createClient(SUPABASE_URL, SUPABASE_ANON_KEY);

let currentUser = null;
let currentProfile = null;
let currentVenue = null;

async function initAuth() {
  const { data: { session } } = await window.supabase.auth.getSession();
  if (!session) {
    window.location.href = 'index.html';
    return null;
  }

  currentUser = session.user;

  const { data: profile } = await window.supabase
    .from('profiles')
    .select('*')
    .eq('id', currentUser.id)
    .single();

  if (!profile || profile.role !== 'business' || !profile.venue_id) {
    await window.supabase.auth.signOut();
    window.location.href = 'index.html';
    return null;
  }

  currentProfile = profile;

  // Venue'yu ayrı çek (RLS join sorununu bypass eder)
  const { data: venue } = await window.supabase
    .from('venues')
    .select('*')
    .eq('id', profile.venue_id)
    .single();

  currentVenue = venue || { id: profile.venue_id, name: 'Mekanım', category: '', crowd_level: 'moderate' };

  const vnEl = document.getElementById('venueName');
  const vcEl = document.getElementById('venueCategory');
  const uiEl = document.getElementById('userInitial');
  if (vnEl) vnEl.textContent = currentVenue.name;
  if (vcEl) vcEl.textContent = currentVenue.category || '';
  if (uiEl) uiEl.textContent = currentVenue.name?.charAt(0)?.toUpperCase() || 'M';

  const currentPage = window.location.pathname.split('/').pop();
  document.querySelectorAll('.nav-link').forEach(link => {
    if (link.getAttribute('href') === currentPage) link.classList.add('active');
  });

  return { user: currentUser, profile: currentProfile, venue: currentVenue };
}

async function signOut() {
  await window.supabase.auth.signOut();
  window.location.href = 'index.html';
}

function formatDate(d) {
  if (!d) return '-';
  return new Date(d).toLocaleDateString('tr-TR', { day: '2-digit', month: 'short', year: 'numeric' });
}

function formatDateTime(d) {
  if (!d) return '-';
  return new Date(d).toLocaleString('tr-TR', { day: '2-digit', month: 'short', year: 'numeric', hour: '2-digit', minute: '2-digit' });
}

function showToast(message, type = 'success') {
  const t = document.createElement('div');
  t.className = `toast toast-${type}`;
  t.innerHTML = `<span class="toast-icon">${type === 'success' ? '✓' : type === 'error' ? '✕' : 'ℹ'}</span><span>${message}</span>`;
  document.body.appendChild(t);
  setTimeout(() => t.classList.add('show'), 10);
  setTimeout(() => { t.classList.remove('show'); setTimeout(() => t.remove(), 300); }, 3000);
}

function confirmDialog(message) {
  return new Promise(resolve => {
    const modal = document.createElement('div');
    modal.className = 'confirm-overlay';
    modal.innerHTML = `<div class="confirm-box"><div class="confirm-icon">⚠️</div><p class="confirm-message">${message}</p><div class="confirm-actions"><button class="btn-cancel">İptal</button><button class="btn-confirm">Evet, Sil</button></div></div>`;
    document.body.appendChild(modal);
    setTimeout(() => modal.classList.add('show'), 10);
    modal.querySelector('.btn-cancel').onclick = () => { modal.remove(); resolve(false); };
    modal.querySelector('.btn-confirm').onclick = () => { modal.remove(); resolve(true); };
  });
}