// ============================================================
// Sabor Flow Da Nang — main.js
// Update SCHEDULE array monthly when the weekly program changes.
// ============================================================

const SCHEDULE = [
  { day: 'Monday',    venue: 'Webe Coffee',       social: 'BOM',                music: '8 Bachata · 1 Salsa · 1 Kizomba',  city: 'Da Nang', organizer: 'Luu Phuong & Shai' },
  { day: 'Tuesday',   venue: 'La Riva',            social: 'Latino Dancing',     music: '2 Salsa · 2 Bachata · 2 Kizomba',  city: 'Hoi An',  organizer: 'David Tavares' },
  { day: 'Tuesday',   venue: 'Caliz Bar',          social: 'Sensual Night',      music: '3 Bachata · 2 Salsa · 2 Kizomba',  city: 'Da Nang', organizer: 'Daisy Nguyen' },
  { day: 'Wednesday', venue: 'Ket Fai Bar',        social: 'Bachata Kiz Night',  music: 'Kizomba 19:30 · Bachata 21:00',    city: 'Da Nang', organizer: 'Sean Kim' },
  { day: 'Thursday',  venue: 'Malibu',             social: 'Salsa Nights',       music: '2 Salsa · 2 Bachata',              city: 'Da Nang', organizer: 'Lucho Giraldes' },
  { day: 'Friday',    venue: 'An Thuong By Night', social: 'Dance Unity Party',  music: '2 Salsa · 2 Bachata · 2 Kizomba',  city: 'Da Nang', organizer: 'Nadiya Yagfarova' },
  { day: 'Saturday',  venue: 'La Riva',            social: 'Latino Dancing',     music: '2 Salsa · 2 Bachata · 2 Kizomba',  city: 'Hoi An',  organizer: 'David Tavares' },
  { day: 'Saturday',  venue: 'An Thuong By Night', social: 'Bachata Party',      music: 'Only Bachata',                     city: 'Da Nang', organizer: 'Vaclav & Kseniya' },
  { day: 'Sunday',    venue: 'Last Call',          social: 'Latin Dance Social', music: '3 Bachata · 2 Salsa',              city: 'Da Nang', organizer: 'Vaclav & Kseniya' },
  { day: 'Sunday',    venue: 'Corner Bar',         social: 'Sunday Latin',       music: '3 Bachata · 2 Salsa · 3 Kizomba',  city: 'Da Nang', organizer: 'Daisy Nguyen' },
];

// ---- Navigation ----
function initNav() {
  const hamburger = document.getElementById('hamburger');
  const navLinks  = document.getElementById('nav-links');
  if (!hamburger || !navLinks) return;

  hamburger.addEventListener('click', () => {
    const isOpen = navLinks.classList.toggle('open');
    hamburger.setAttribute('aria-expanded', String(isOpen));
  });

  navLinks.querySelectorAll('a').forEach(link => {
    link.addEventListener('click', () => navLinks.classList.remove('open'));
  });
}

// ---- Schedule: full table ----
function renderScheduleTable() {
  const tbody = document.getElementById('schedule-tbody');
  if (!tbody) return;

  tbody.innerHTML = SCHEDULE.map(row => `
    <tr>
      <td data-label="Day">
        <span class="day-badge day-${row.day.toLowerCase()}">${row.day}</span>
      </td>
      <td data-label="Venue" class="venue-name">${row.venue}</td>
      <td data-label="Social" class="social-name">${row.social}</td>
      <td data-label="Music"  class="music-text">${row.music}</td>
      <td data-label="City"><span class="city-badge">${row.city}</span></td>
      <td data-label="Organizer" class="organizer-text">${row.organizer}</td>
    </tr>
  `).join('');
}

// ---- Home: "Coming up this week" teaser (3 events starting from today) ----
function renderScheduleTeaser() {
  const container = document.getElementById('schedule-teaser');
  if (!container) return;

  const DAYS = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
  const today = DAYS[new Date().getDay()];
  const startIdx = DAYS.indexOf(today);
  const order = [...DAYS.slice(startIdx), ...DAYS.slice(0, startIdx)];

  const sorted = [...SCHEDULE].sort(
    (a, b) => order.indexOf(a.day) - order.indexOf(b.day)
  );

  container.innerHTML = sorted.slice(0, 3).map(row => `
    <div class="teaser-card">
      <div class="teaser-day">${row.day}</div>
      <div class="teaser-social">${row.social}</div>
      <div class="teaser-venue">@ ${row.venue}</div>
      <div class="teaser-meta">${row.music} &middot; ${row.city}</div>
    </div>
  `).join('');
}

// ---- Filter pills (studios.html / classes.html) ----
function initFilters() {
  const pills = document.querySelectorAll('.filter-pill');
  if (!pills.length) return;

  pills.forEach(pill => {
    pill.addEventListener('click', () => {
      pills.forEach(p => p.classList.remove('active'));
      pill.classList.add('active');

      const filter = pill.dataset.filter;
      document.querySelectorAll('.filterable-card').forEach(card => {
        if (filter === 'all') {
          card.classList.remove('hidden');
        } else {
          const styles = (card.dataset.styles || '')
            .split(',')
            .map(s => s.trim().toLowerCase());
          card.classList.toggle('hidden', !styles.includes(filter));
        }
      });
    });
  });
}

// ---- Init ----
document.addEventListener('DOMContentLoaded', () => {
  initNav();
  renderScheduleTable();
  renderScheduleTeaser();
  initFilters();
});