console.log("Script.js started executing at:", new Date().toISOString());

// Initialize Particles.js
particlesJS('particles-js', {
  particles: {
    number: { value: 80, density: { enable: true, value_area: 800 } },
    color: { value: ['#1E90FF'] },
    shape: { type: 'circle' },
    opacity: { value: 0.5, random: true },
    size: { value: 3, random: true },
    line_linked: { enable: true, distance: 150, color: '#1E90FF', opacity: 0.4, width: 1 },
    move: { enable: true, speed: 2, direction: 'none', random: true, straight: false, out_mode: 'out', bounce: false }
  },
  interactivity: {
    detect_on: 'canvas',
    events: { onhover: { enable: true, mode: 'repulse' }, onclick: { enable: true, mode: 'push' }, resize: true },
    modes: { repulse: { distance: 100, duration: 0.4 }, push: { particles_nb: 4 } }
  },
  retina_detect: true
});

// Glowing Cursor Trail
const canvas = document.getElementById('cursor-trail');
const ctx = canvas.getContext('2d');
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
const trails = [];
window.addEventListener('mousemove', (e) => {
  trails.push({ x: e.clientX, y: e.clientY, life: 1 });
});
function animateTrail() {
  ctx.clearRect(0, 0, canvas.width, canvas.height);
  trails.forEach((trail, index) => {
    ctx.beginPath();
    ctx.arc(trail.x, trail.y, 5 * trail.life, 0, Math.PI * 2);
    ctx.fillStyle = `rgba(30, 144, 255, ${trail.life})`;
    ctx.fill();
    trail.life -= 0.02;
    if (trail.life <= 0) trails.splice(index, 1);
  });
  requestAnimationFrame(animateTrail);
}
animateTrail();
window.addEventListener('resize', () => {
  canvas.width = window.innerWidth;
  canvas.height = window.innerHeight;
});

// GSAP Animations
gsap.registerPlugin(ScrollTrigger);

// Animate the static text and buttons in hero section
gsap.fromTo('.animate-slide-in', 
  { y: 100, opacity: 0 }, 
  { y: 0, opacity: 1, duration: 1.2, ease: 'power3.out', onComplete: () => {
    document.querySelector('.animate-slide-in').style.opacity = '1';
  }}
);

// Animate the image in the hero section
gsap.fromTo('.animate-fade-in',
  { opacity: 0 },
  { opacity: 1, duration: 1.5, ease: 'power3.out', onComplete: () => {
    document.querySelector('.animate-fade-in').style.opacity = '1';
  }}
);

// Animate stat cards on scroll
gsap.from('.stat-card', {
  scrollTrigger: { trigger: '#about', start: 'top 80%' },
  y: 50,
  opacity: 0,
  duration: 0.8,
  stagger: 0.2,
  ease: 'power3.out'
});

// Navigation Bar
const menuToggle = document.getElementById('menu-toggle');
const mobileMenu = document.getElementById('mobile-menu');
menuToggle.addEventListener('click', () => {
  mobileMenu.classList.toggle('hidden');
  menuToggle.querySelector('i').classList.toggle('fa-bars');
  menuToggle.querySelector('i').classList.toggle('fa-times');
});

// Smooth Scrolling
document.querySelectorAll('.nav-link').forEach(link => {
  link.addEventListener('click', (e) => {
    e.preventDefault();
    mobileMenu.classList.add('hidden');
    menuToggle.querySelector('i').classList.add('fa-bars');
    menuToggle.querySelector('i').classList.remove('fa-times');
    document.querySelector(link.getAttribute('href')).scrollIntoView({ behavior: 'smooth' });
  });
});

// Theme Toggle (Disabled since theme switching isn't implemented)
const themeToggle = document.getElementById('theme-toggle');
themeToggle.addEventListener('click', () => {
  // Theme switching not implemented
});

// Back to Top Button
const backToTop = document.getElementById('back-to-top');
window.addEventListener('scroll', () => {
  backToTop.classList.toggle('hidden', window.scrollY < 500);
});
backToTop.addEventListener('click', () => {
  window.scrollTo({ top: 0, behavior: 'smooth' });
});

// Ripple Effect for Buttons
document.querySelectorAll('.ripple').forEach(btn => {
  btn.addEventListener('click', (e) => {
    const rect = btn.getBoundingClientRect();
    const x = e.clientX - rect.left;
    const y = e.clientY - rect.top;
    const ripple = document.createElement('span');
    ripple.style.left = `${x}px`;
    ripple.style.top = `${y}px`;
    ripple.classList.add('ripple-effect');
    btn.appendChild(ripple);
    setTimeout(() => ripple.remove(), 600);
  });
});

// Fetch Data Helper
const fetchData = async (url, elementId, renderCallback) => {
  try {
    console.log(`Fetching data from ${url}`);
    const response = await fetch(url);
    if (!response.ok) throw new Error(`HTTP error! status: ${response.status}`);
    const data = await response.json();
    console.log(`Fetched data from ${url}:`, data);
    const container = document.getElementById(elementId);
    if (!container) throw new Error(`Container with ID ${elementId} not found`);
    renderCallback(data, container);
  } catch (error) {
    console.error(`Error fetching ${url}:`, error);
    document.getElementById(elementId).innerHTML = '<p class="text-red-500">Error loading data. Please try again later.</p>';
  }
};

// Render Skills with Circular Progress
fetchData('/api/skills', 'skills-grid', (data, container) => {
  console.log('Rendering skills data:', data);
  container.innerHTML = '';
  data.forEach(category => {
    const card = document.createElement('div');
    card.className = 'skill-card rounded-xl hover:scale-105 transition-transform';
    card.style.opacity = '1';
    card.style.display = 'block';
    card.innerHTML = `
      <i class="fas fa-${category.icon} mb-2"></i>
      <h3 class="mb-4">${category.title}</h3>
      <div class="space-y-3">
        ${category.skills.map(skill => `
          <div class="skill-item">
            <span>${skill.name}</span>
            <div class="progress-circle-container">
              <div class="progress-circle-bg"></div>
              <svg class="progress-circle">
                <circle cx="20" cy="20" r="18" stroke="#E5E5E5" stroke-width="4" fill="none" />
                <circle class="progress-fill" cx="20" cy="20" r="18" stroke="#1E90FF" stroke-width="4" fill="none" stroke-dasharray="0 113" />
              </svg>
              <span class="progress-percentage">${skill.proficiency}%</span>
            </div>
          </div>
        `).join('')}
      </div>
    `;
    container.appendChild(card);
    console.log(`Rendered skill card for ${category.title}`);
    card.querySelectorAll('.progress-fill').forEach(circle => {
      const proficiency = circle.parentElement.parentElement.querySelector('.progress-percentage').textContent.replace('%', '');
      const circumference = 2 * Math.PI * 18;
      const offset = circumference * (proficiency / 100);
      gsap.to(circle, {
        scrollTrigger: { 
          trigger: card, 
          start: 'left 80%',
          end: 'right 20%',
          scrub: true
        },
        strokeDasharray: `${offset} 113`,
        duration: 1.5,
        ease: 'power3.out'
      });
    });
  });
});

// Render Achievements
fetchData('/api/achievements', 'achievements-grid', (data, container) => {
  data.forEach(achievement => {
    const card = document.createElement('div');
    card.className = 'achievement-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-start space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-${achievement.icon} text-primary-blue glow"></i>
        </div>
        <div>
          <h3 class="text-lg font-orbitron text-primary-blue glow">${achievement.title}</h3>
          <p class="text-sm text-primary-blue">${achievement.organization}</p>
          <p class="text-gray-300">${achievement.description}</p>
        </div>
      </div>
    `;
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});

// Render Hobbies with Review Form for "Educating Others"
fetchData('/api/hobbies', 'hobbies-grid', (data, container) => {
  data.forEach(hobby => {
    const card = document.createElement('div');
    card.className = 'hobby-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-center space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-${hobby.icon} text-primary-blue glow"></i>
        </div>
        <div>
          <h3 class="text-lg font-orbitron text-primary-blue glow">${hobby.title}</h3>
          <p class="text-gray-300">${hobby.description}</p>
        </div>
      </div>
    `;
    if (hobby.title === "Educating Others") {
      card.innerHTML += `
        <div class="mt-6">
          <h4 class="text-md font-orbitron text-primary-blue glow mb-4">Share Your Feedback</h4>
          <div class="glassmorphic p-6 rounded-xl space-y-4">
            <div>
              <label class="block text-sm text-gray-300 mb-2">Your Name</label>
              <input type="text" id="review-name" class="w-full p-3 rounded-md bg-transparent border border-gray-600 text-gray-100 focus:border-primary-blue focus:glow" placeholder="Enter your name">
            </div>
            <div>
              <label class="block text-sm text-gray-300 mb-2">Rating</label>
              <div id="star-rating" class="text-2xl text-gray-400 flex space-x-1">
                <span class="star cursor-pointer" data-value="1"><i class="far fa-star"></i></span>
                <span class="star cursor-pointer" data-value="2"><i class="far fa-star"></i></span>
                <span class="star cursor-pointer" data-value="3"><i class="far fa-star"></i></span>
                <span class="star cursor-pointer" data-value="4"><i class="far fa-star"></i></span>
                <span class="star cursor-pointer" data-value="5"><i class="far fa-star"></i></span>
              </div>
              <input type="hidden" id="review-rating" value="0">
            </div>
            <div>
              <label class="block text-sm text-gray-300 mb-2">Your Experience</label>
              <textarea id="review-description" class="w-full p-3 rounded-md bg-transparent border border-gray-600 text-gray-100 focus:border-primary-blue focus:glow" placeholder="Describe your learning experience..." rows="4"></textarea>
            </div>
            <button id="submit-review" class="btn btn-primary ripple w-full">Submit Feedback</button>
          </div>
          <div class="mt-6">
            <h4 class="text-md font-orbitron text-primary-blue glow mb-4">Testimonials</h4>
            <div id="reviews-container" class="space-y-4"></div>
          </div>
        </div>
      `;
    }
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });

    if (hobby.title === "Educating Others") {
      const stars = card.querySelectorAll('.star');
      const ratingInput = card.querySelector('#review-rating');
      stars.forEach(star => {
        star.addEventListener('click', () => {
          const rating = star.getAttribute('data-value');
          ratingInput.value = rating;
          stars.forEach(s => {
            const value = s.getAttribute('data-value');
            if (value <= rating) {
              s.innerHTML = '<i class="fas fa-star text-primary-blue glow"></i>';
            } else {
              s.innerHTML = '<i class="far fa-star text-gray-400"></i>';
            }
          });
        });
      });

      card.querySelector('#submit-review').addEventListener('click', () => {
        const name = card.querySelector('#review-name').value.trim();
        const rating = parseInt(card.querySelector('#review-rating').value);
        const description = card.querySelector('#review-description').value.trim();

        if (!name || rating === 0 || !description) {
          alert('Please fill out all fields and select a rating.');
          return;
        }

        fetch('/api/reviews', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({ name, rating, description })
        })
        .then(response => response.json())
        .then(data => {
          if (data.message) {
            alert('Thank you for your feedback!');
            card.querySelector('#review-name').value = '';
            card.querySelector('#review-description').value = '';
            card.querySelector('#review-rating').value = '0';
            stars.forEach(star => star.innerHTML = '<i class="far fa-star text-gray-400"></i>');
            fetchReviews(card.querySelector('#reviews-container'));
          } else {
            alert('Error submitting feedback: ' + (data.error || 'Unknown error'));
          }
        })
        .catch(error => {
          console.error('Error submitting review:', error);
          alert('Error submitting feedback. Please try again later.');
        });
      });

      function fetchReviews(reviewsContainer) {
        fetch('/api/reviews')
          .then(response => response.json())
          .then(reviews => {
            reviewsContainer.innerHTML = '';
            if (reviews.length === 0) {
              reviewsContainer.innerHTML = '<p class="text-gray-400">No testimonials yet. Be the first to share your experience!</p>';
              return;
            }
            reviews.forEach(review => {
              const reviewDiv = document.createElement('div');
              reviewDiv.className = 'glassmorphic p-4 rounded-xl flex justify-between items-start';
              reviewDiv.innerHTML = `
                <div>
                  <div class="flex items-center mb-2">
                    <span class="font-orbitron text-primary-blue glow mr-2">${review.name}</span>
                    <div class="text-primary-blue flex">
                      ${'<i class="fas fa-star glow"></i>'.repeat(review.rating)}
                      ${'<i class="far fa-star text-gray-400"></i>'.repeat(5 - review.rating)}
                    </div>
                  </div>
                  <p class="text-gray-300 text-sm">${review.description}</p>
                </div>
                <button class="delete-review text-red-500 hover:text-red-700 glow" data-id="${review.id}">
                  <i class="fas fa-trash-alt"></i>
                </button>
              `;
              reviewsContainer.appendChild(reviewDiv);
              gsap.from(reviewDiv, { opacity: 0, y: 20, duration: 0.8, ease: 'power3.out' });

              reviewDiv.querySelector('.delete-review').addEventListener('click', () => {
                const confirmDelete = confirm(`Are you sure you want to delete the review by ${review.name}?`);
                if (confirmDelete) {
                  const password = prompt('Please enter the admin password to delete this review:');
                  if (!password) {
                    alert('Password is required to delete a review.');
                    return;
                  }

                  fetch(`/api/reviews/delete/${review.id}`, {
                    method: 'DELETE',
                    headers: { 'Content-Type': 'application/json' },
                    body: JSON.stringify({ password })
                  })
                  .then(response => response.json())
                  .then(data => {
                    if (data.message) {
                      alert(data.message);
                      fetchReviews(reviewsContainer);
                    } else {
                      alert('Error deleting review: ' + (data.error || 'Unknown error'));
                    }
                  })
                  .catch(error => {
                    console.error('Error deleting review:', error);
                    alert('Error deleting review. Please try again later.');
                  });
                }
              });
            });
          })
          .catch(error => {
            console.error('Error fetching reviews:', error);
            reviewsContainer.innerHTML = '<p class="text-red-500">Error loading testimonials. Please try again later.</p>';
          });
      }

      fetchReviews(card.querySelector('#reviews-container'));
    }
  });
});

// Render Projects with Modal
const modal = document.getElementById('project-modal');
const modalClose = document.getElementById('modal-close');
fetchData('/api/projects', 'projects-grid', (data, container) => {
  data.forEach(project => {
    const card = document.createElement('div');
    card.className = 'project-card glassmorphic rounded-xl overflow-hidden cursor-pointer hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="relative">
        <img src="${project.image}" alt="${project.title}" class="w-full h-48 object-cover glow">
        <div class="project-overlay absolute inset-0 flex items-center justify-center opacity-0 hover:opacity-100">
          <i class="fas fa-search text-white text-2xl glow"></i>
        </div>
      </div>
      <div class="p-6">
        <h3 class="text-lg font-orbitron text-primary-blue glow mb-2">${project.title}</h3>
        <p class="text-gray-300 text-sm mb-4">${project.description.substring(0, 100)}...</p>
        <div class="flex flex-wrap gap-2">
          ${project.technologies.map(tech => `<span class="tech-tag glassmorphic text-xs px-2 py-1 rounded-full text-primary-blue glow">${tech}</span>`).join('')}
        </div>
      </div>
    `;
    card.addEventListener('click', () => {
      const mediaContainer = document.getElementById('modal-media');
      mediaContainer.innerHTML = project.video ? `
        <div class="video-container">
          <iframe src="${project.video}" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen class="glow"></iframe>
        </div>
      ` : `<img src="${project.image}" alt="${project.title}" class="w-full h-48 sm:h-64 object-cover rounded-md glow">`;
      document.getElementById('modal-title').textContent = project.title;
      document.getElementById('modal-description').textContent = project.description;
      document.getElementById('modal-role').textContent = project.role;
      const contributionsContainer = document.getElementById('modal-contributions');
      contributionsContainer.innerHTML = project.contributions.map(contribution => `<li>${contribution}</li>`).join('');
      const techContainer = document.getElementById('modal-tech');
      techContainer.innerHTML = project.technologies.map(tech => `<span class="tech-tag glassmorphic text-xs px-2 py-1 rounded-full text-primary-blue glow">${tech}</span>`).join('');
      document.getElementById('modal-github').href = project.githubLink;
      document.getElementById('modal-live').href = project.liveLink;
      modal.classList.remove('hidden');
      gsap.from(modal.querySelector('div'), { y: 100, opacity: 0, duration: 0.8, ease: 'power3.out' });
    });
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});
modalClose.addEventListener('click', () => {
  modal.classList.add('hidden');
});
modal.addEventListener('click', (e) => {
  if (e.target === modal) modal.classList.add('hidden');
});

// Render Education
fetchData('/api/education', 'education-grid', (data, container) => {
  data.forEach(edu => {
    const card = document.createElement('div');
    card.className = 'education-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-start space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-graduation-cap text-primary-blue glow"></i>
        </div>
        <div class="flex-1">
          <div class="flex items-center justify-between mb-2">
            <h3 class="text-lg font-orbitron text-primary-blue glow">${edu.degree}</h3>
            <div class="period flex items-center text-gray-400">
              <i class="fas fa-calendar mr-1"></i>
              <span>${edu.period}</span>
            </div>
          </div>
          <h4 class="text-primary-blue glow mb-2">${edu.institution}</h4>
          <p class="text-gray-300 mb-4">${edu.description}</p>
          <h5 class="font-orbitron text-primary-blue glow">Key Achievements:</h5>
          <ul class="list-disc pl-5 text-gray-300">
            ${edu.achievements.map(achievement => `<li>${achievement}</li>`).join('')}
          </ul>
        </div>
      </div>
    `;
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});

// Render Certifications
fetchData('/api/certifications', 'certifications-grid', (data, container) => {
  data.forEach(cert => {
    const card = document.createElement('div');
    card.className = 'certification-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-start space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-certificate text-primary-blue glow"></i>
        </div>
        <div class="flex-1">
          <div class="flex items-center justify-between mb-2">
            <h3 class="text-lg font-orbitron text-primary-blue glow">${cert.title}</h3>
            <div class="period flex items-center text-gray-400">
              <i class="fas fa-calendar mr-1"></i>
              <span>${cert.year}</span>
            </div>
          </div>
          <h4 class="text-primary-blue glow mb-2">${cert.platform}</h4>
          <p class="text-gray-300 mb-4">${cert.description}</p>
          <img src="${cert.badge}" alt="${cert.title} badge" class="w-24 h-24 object-contain mb-4 glow">
          <a href="${cert.certificateLink}" target="_blank" rel="noopener noreferrer" class="btn btn-secondary ripple text-sm">Verify Certificate</a>
        </div>
      </div>
    `;
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});

// Render Volunteer Experience
fetchData('/api/volunteer', 'volunteer-grid', (data, container) => {
  data.forEach(vol => {
    const card = document.createElement('div');
    card.className = 'volunteer-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-start space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-hands-helping text-primary-blue glow"></i>
        </div>
        <div class="flex-1">
          <div class="flex items-center justify-between mb-2">
            <h3 class="text-lg font-orbitron text-primary-blue glow">${vol.role}</h3>
            <div class="period flex items-center text-gray-400">
              <i class="fas fa-calendar mr-1"></i>
              <span>${vol.period}</span>
            </div>
          </div>
          <h4 class="text-primary-blue glow mb-2">${vol.organization}</h4>
          <p class="text-gray-300 mb-4">${vol.description}</p>
          <h5 class="font-orbitron text-primary-blue glow">Contributions:</h5>
          <ul class="list-disc pl-5 text-gray-300">
            ${vol.contributions.map(contribution => `<li>${contribution}</li>`).join('')}
          </ul>
        </div>
      </div>
    `;
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});

// Render Talks
fetchData('/api/talks', 'talks-grid', (data, container) => {
  data.forEach(talk => {
    const card = document.createElement('div');
    card.className = 'talk-card glassmorphic p-6 rounded-xl hover:scale-105 transition-transform';
    card.setAttribute('data-tilt', '');
    card.setAttribute('data-tilt-max', '10');
    card.innerHTML = `
      <div class="flex items-start space-x-4">
        <div class="icon-wrapper p-3 glassmorphic rounded-full">
          <i class="fas fa-microphone text-primary-blue glow"></i>
        </div>
        <div class="flex-1">
          <div class="flex items-center justify-between mb-2">
            <h3 class="text-lg font-orbitron text-primary-blue glow">${talk.title}</h3>
            <div class="date flex items-center text-gray-400">
              <i class="fas fa-calendar mr-1"></i>
              <span>${talk.date}</span>
            </div>
          </div>
          <h4 class="text-primary-blue glow mb-2">${talk.event}</h4>
          <p class="text-gray-300 mb-4">${talk.description}</p>
          ${talk.image ? `
            <div class="mb-4">
              <img src="${talk.image}" alt="${talk.title} thumbnail" class="w-full h-48 object-cover rounded-md glow">
            </div>
          ` : ''}
          <div class="video-container mb-4">
            <iframe src="${talk.videoLink}" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen class="glow"></iframe>
          </div>
          <a href="${talk.videoLink}" target="_blank" rel="noopener noreferrer" class="btn btn-primary ripple text-sm">Watch Full Talk</a>
        </div>
      </div>
    `;
    container.appendChild(card);
    VanillaTilt.init(card);
    gsap.from(card, { scrollTrigger: { trigger: card, start: 'top 80%' }, y: 50, opacity: 0, duration: 1, ease: 'power3.out' });
  });
});

// Handle Contact Form Submission
const contactSubmitButton = document.getElementById('contact-submit');
const emailInput = document.getElementById('email');
const messageInput = document.getElementById('message');

contactSubmitButton.addEventListener('click', async () => {
  const email = emailInput.value.trim();
  const message = messageInput.value.trim();

  // Validate inputs
  if (!email || !message) {
    alert('Please fill in both email and message fields.');
    return;
  }

  if (!/\S+@\S+\.\S+/.test(email)) {
    alert('Please enter a valid email address.');
    return;
  }

  try {
    const response = await fetch('/api/contact', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ email, message })
    });

    if (!response.ok) {
      const errorData = await response.json();
      throw new Error(errorData.error || `HTTP error! status: ${response.status}`);
    }

    const data = await response.json();
    alert(data.message);
    emailInput.value = '';
    messageInput.value = '';
  } catch (error) {
    console.error('Error submitting contact form:', error);
    alert('Error submitting form. If you\'re on Hugging Face Spaces, please use LinkedIn or GitHub to contact me.');
  }
});