moreminimore-website/src/components/consent/CookieBanner.astro

---
// Cookie consent banner for PDPA compliance
---

<div id="cookie-banner" class="cookie-banner">
  <div class="cookie-content">
    <p class="cookie-message">
      เราใช้คุกกี้เพื่อปรับปรุงประสบการณ์การใช้งานเว็บไซต์ หากคุณยอมรับ เราจะใช้คุกกี้เพื่อวัตถุประสงค์ในการวิเคราะห์และการตลาด 
      <a href="/privacy-policy" class="cookie-link">อ่านนโยบายความเป็นส่วนตัว</a>
    </p>
    <div class="cookie-buttons">
      <button id="cookie-reject" class="btn-cookie-reject">ปฏิเสธทั้งหมด</button>
      <button id="cookie-accept" class="btn-cookie-accept">ยอมรับทั้งหมด</button>
    </div>
  </div>
</div>

<style>
  .cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    padding: 1.5rem;
    z-index: 9999;
    transition: bottom 0.3s ease-in-out;
    border-top: 4px solid #fed400;
  }

  .cookie-banner.show {
    bottom: 0;
  }

  .cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .cookie-content {
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
    }
  }

  .cookie-message {
    font-family: 'Noto Sans Thai', sans-serif;
    font-size: 1rem;
    color: #333;
    line-height: 1.6;
    margin: 0;
    flex: 1;
  }

  .cookie-link {
    color: #000;
    text-decoration: underline;
    font-weight: 600;
  }

  .cookie-link:hover {
    color: #fed400;
  }

  .cookie-buttons {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
  }

  .btn-cookie-accept,
  .btn-cookie-reject {
    font-family: 'Noto Sans Thai', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
  }

  .btn-cookie-accept {
    background-color: #fed400;
    color: #000;
  }

  .btn-cookie-accept:hover {
    background-color: #e5c000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 212, 0, 0.3);
  }

  .btn-cookie-reject {
    background-color: #000;
    color: #fff;
  }

  .btn-cookie-reject:hover {
    background-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }

  @media (max-width: 767px) {
    .cookie-banner {
      padding: 1rem;
    }

    .cookie-buttons {
      flex-direction: column;
      width: 100%;
    }

    .btn-cookie-accept,
    .btn-cookie-reject {
      width: 100%;
      text-align: center;
    }
  }
</style>

<script client:load>
  const POLICY_VERSION = '1.0.0';

  function checkConsent() {
    const consent = localStorage.getItem('consent-preferences');
    return consent ? JSON.parse(consent) : null;
  }

  function saveConsent(consent) {
    localStorage.setItem('consent-preferences', JSON.stringify(consent));
    window.dispatchEvent(new CustomEvent('consentGiven', { detail: consent }));
    
    const sessionId = localStorage.getItem('consent-session-id') || crypto.randomUUID();
    if (!localStorage.getItem('consent-session-id')) {
      localStorage.setItem('consent-session-id', sessionId);
    }
    
    fetch('/api/consent', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({
        sessionId,
        ...consent,
        policyVersion: POLICY_VERSION,
        userAgent: navigator.userAgent
      })
    }).catch(err => console.error('Failed to log consent:', err));
  }

  function showBanner() {
    const banner = document.getElementById('cookie-banner');
    if (banner) {
      banner.classList.add('show');
    }
  }

  function hideBanner() {
    const banner = document.getElementById('cookie-banner');
    if (banner) {
      banner.classList.remove('show');
    }
  }

  const existingConsent = checkConsent();
  
  if (!existingConsent) {
    setTimeout(() => showBanner(), 500);
  }

  document.addEventListener('DOMContentLoaded', () => {
    const acceptBtn = document.getElementById('cookie-accept');
    const rejectBtn = document.getElementById('cookie-reject');
    const banner = document.getElementById('cookie-banner');

    acceptBtn?.addEventListener('click', () => {
      const consent = {
        essential: true,
        analytics: true,
        marketing: true,
        timestamp: new Date().toISOString()
      };
      saveConsent(consent);
      hideBanner();
    });

    rejectBtn?.addEventListener('click', () => {
      const consent = {
        essential: true,
        analytics: false,
        marketing: false,
        timestamp: new Date().toISOString()
      };
      saveConsent(consent);
      hideBanner();
    });
  });
</script>