// Global variables
let selectedService = null;
let ratings = {
    community: 0,
    customer: 0,
    value: 0,
    quality: 0,
    recommendation: 0
};
let reviews = JSON.parse(localStorage.getItem('nomarddeskReviews')) || [];

// Initialize the app
document.addEventListener('DOMContentLoaded', function() {
    initializeParticles();
    loadReviews();
    feather.replace();
});

// Create animated particles
function initializeParticles() {
    const bg = document.querySelector('.animated-bg');
    if (!bg) return;
    
    for (let i = 0; i < 3; i++) {
        const particle = document.createElement('div');
        particle.className = 'particle';
        bg.appendChild(particle);
    }
}

// Scroll to review section
function scrollToReview() {
    document.getElementById('review-section').scrollIntoView({ 
        behavior: 'smooth' 
    });
}

// Select service
function selectService(service) {
    selectedService = service;
    
    // Update UI
    document.querySelectorAll('.service-card').forEach(card => {
        card.classList.remove('selected');
        if (card.textContent.includes(service)) {
            card.classList.add('selected');
        }
    });
    
    // Show rating section with animation
    const ratingSection = document.getElementById('rating-section');
    ratingSection.classList.remove('hidden');
    ratingSection.style.animation = 'slideUp 0.5s ease-out';
    
    // Reset ratings
    Object.keys(ratings).forEach(key => {
        ratings[key] = 0;
        updateStarDisplay(key);
    });
}

// Set rating for category
function setRating(category, rating) {
    ratings[category] = rating;
    updateStarDisplay(category);
    
    // Add animation effect
    const stars = document.querySelectorAll(`[data-category="${category}"] .star`);
    stars.forEach((star, index) => {
        setTimeout(() => {
            star.style.transform = 'scale(1.2)';
            setTimeout(() => {
                star.style.transform = 'scale(1)';
            }, 100);
        }, index * 50);
    });
}

// Update star display
function updateStarDisplay(category) {
    const stars = document.querySelectorAll(`[data-category="${category}"] .star`);
    stars.forEach((star, index) => {
        if (index < ratings[category]) {
            star.classList.add('filled');
            star.classList.remove('text-gray-600');
        } else {
            star.classList.remove('filled');
            star.classList.add('text-gray-600');
        }
    });
}

// Submit review
function submitReview() {
    // Validate
    if (!selectedService) {
        showNotification('Please select a service', 'error');
        return;
    }
    
    const hasRatings = Object.values(ratings).some(r => r > 0);
    if (!hasRatings) {
        showNotification('Please provide at least one rating', 'error');
        return;
    }
    
    // Create review object
    const review = {
        id: Date.now(),
        service: selectedService,
        ratings: { ...ratings },
        feedback: document.getElementById('feedback').value,
        date: new Date().toISOString(),
        averageRating: Object.values(ratings).reduce((a, b) => a + b, 0) / Object.values(ratings).filter(r => r > 0).length
    };
    
    // Save review
    reviews.unshift(review);
    localStorage.setItem('nomarddeskReviews', JSON.stringify(reviews));
    
    // Show success modal
    showSuccessModal();
    
    // Reset form
    resetForm();
    
    // Update display
    loadReviews();
}

// Reset form
function resetForm() {
    selectedService = null;
    Object.keys(ratings).forEach(key => {
        ratings[key] = 0;
    });
    document.getElementById('feedback').value = '';
    document.querySelectorAll('.service-card').forEach(card => {
        card.classList.remove('selected');
    });
    document.getElementById('rating-section').classList.add('hidden');
}

// Show success modal
function showSuccessModal() {
    const modal = document.getElementById('success-modal');
    modal.style.display = 'flex';
    modal.classList.add('animate-fadeIn');
}

// Close modal
function closeModal() {
    const modal = document.getElementById('success-modal');
    modal.style.display = 'none';
}

// Load reviews
function loadReviews() {
    const container = document.getElementById('reviews-container');
    container.innerHTML = '';
    
    // Sample reviews if no reviews exist
    if (reviews.length === 0) {
        const sampleReviews = [
            {
                id: 1,
                service: 'Telegram Promotion',
                ratings: { community: 5, customer: 5, value: 4, quality: 5, recommendation: 5 },
                feedback: 'Excellent service! Our Telegram community grew by 10k members in just 2 weeks.',
                date: new Date(Date.now() - 86400000).toISOString(),
                averageRating: 4.8
            },
            {
                id: 2,
                service: 'Vibe Coding / App Development',
                ratings: { community: 5, customer: 5, value: 5, quality: 5, recommendation: 5 },
                feedback: 'The app they built for us exceeded all expectations. Professional team and great communication!',
                date: new Date(Date.now() - 172800000).toISOString(),
                averageRating: 5
            },
            {
                id: 3,
                service: 'Music Marketing',
                ratings: { community: 4, customer: 4, value: 4, quality: 4, recommendation: 4 },
                feedback: 'Helped promote my latest track effectively. Got great results within budget.',
                date: new Date(Date.now() - 259200000).toISOString(),
                averageRating: 4
            }
        ];
        reviews = sampleReviews;
    }
    
    // Display reviews
    reviews.slice(0, 6).forEach(review => {
        const card = createReviewCard(review);
        container.appendChild(card);
    });
}

// Create review card
function createReviewCard(review) {
    const card = document.createElement('div');
    card.className = 'review-card';
    
    const starsHtml = '★'.repeat(Math.round(review.averageRating)) + '☆'.repeat(5 - Math.round(review.averageRating));
    
    card.innerHTML = `
        <div class="flex items-center justify-between mb-3">
            <span class="review-stars">${starsHtml}</span>
            <span class="text-sm text-gray-400">${formatDate(review.date)}</span>
        </div>
        <span class="review-service">${review.service}</span>
        ${review.feedback ? `<p class="mt-3 text-gray-300">${review.feedback}</p>` : ''}
        <div class="mt-4 grid grid-cols-5 gap-2 text-xs">
            <div class="text-center">
                <div class="text-yellow-400">★</div>
                <div class="text-gray-500">Comm</div>
                <div>${review.ratings.community || '-'}</div>
            </div>
            <div class="text-center">
                <div class="text-yellow-400">★</div>
                <div class="text-gray-500">Service</div>
                <div>${review.ratings.customer || '-'}</div>
            </div>
            <div class="text-center">
                <div class="text-yellow-400">★</div>
                <div class="text-gray-500">Value</div>
                <div>${review.ratings.value || '-'}</div>
            </div>
            <div class="text-center">
                <div class="text-yellow-400">★</div>
                <div class="text-gray-500">Quality</div>
                <div>${review.ratings.quality || '-'}</div>
            </div>
            <div class="text-center">
                <div class="text-yellow-400">★</div>
                <div class="text-gray-500">Rec</div>
                <div>${review.ratings.recommendation || '-'}</div>
            </div>
        </div>
    `;
    
    return card;
}

// Format date
function formatDate(dateString) {
    const date = new Date(dateString);
    const now = new Date();
    const diffTime = Math.abs(now - date);
    const diffDays = Math.floor(diffTime / (1000 * 60 * 60 * 24));
    
    if (diffDays === 0) return 'Today';
    if (diffDays === 1) return 'Yesterday';
    if (diffDays < 7) return `${diffDays} days ago`;
    if (diffDays < 30) return `${Math.floor(diffDays / 7)} weeks ago`;
    if (diffDays < 365) return `${Math.floor(diffDays / 30)} months ago`;
    return `${Math.floor(diffDays / 365)} years ago`;
}

// Filter reviews
function filterReviews(filter) {
    const buttons = document.querySelectorAll('.filter-btn');
    buttons.forEach(btn => btn.classList.remove('active'));
    event.target.classList.add('active');
    
    let filteredReviews = [...reviews];
    
    switch(filter) {
        case 'highest':
            filteredReviews.sort((a, b) => b.averageRating - a.averageRating);
            break;
        case 'recent':
            filteredReviews.sort((a, b) => new Date(b.date) - new Date(a.date));
            break;
    }
    
    const container = document.getElementById('reviews-container');
    container.innerHTML = '';
    
    filteredReviews.slice(0, 6).forEach(review => {
        const card = createReviewCard(review);
        container.appendChild(card);
    });
}

// Show notification
function showNotification(message, type = 'info') {
    const notification = document.createElement('div');
    notification.className = `fixed top-20 right-4 px-6 py-3 rounded-lg z-50 animate-slideUp ${
        type === 'error' ? 'bg-red-500' : 'bg-green-500'
    }`;
    notification.textContent = message;
    document.body.appendChild(notification);
    
    setTimeout(() => {
        notification.remove();
    }, 3000);
}

// Add keyboard navigation
document.addEventListener('keydown', function(e) {
    if (e.key === 'Escape') {
        closeModal();
    }
});

// Add smooth scroll behavior
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
    anchor.addEventListener('click', function (e) {
        e.preventDefault();
        const target = document.querySelector(this.getAttribute('href'));
        if (target) {
            target.scrollIntoView({ behavior: 'smooth' });
        }
    });
});

// Add parallax effect to hero section
window.addEventListener('scroll', function() {
    const scrolled = window.pageYOffset;
    const parallax = document.querySelector('.animated-bg');
    if (parallax) {
        parallax.style.transform = `translateY(${scrolled * 0.5}px)`;
    }
});

// Add intersection observer for animations
const observerOptions = {
    threshold: 0.1,
    rootMargin: '0px 0px -50px 0px'
};

const observer = new IntersectionObserver((entries) => {
    entries.forEach(entry => {
        if (entry.isIntersecting) {
            entry.target.style.animation = 'slideUp 0.5s ease-out forwards';
        }
    });
}, observerOptions);

// Observe all review cards
document.addEventListener('DOMContentLoaded', function() {
    document.querySelectorAll('.review-card').forEach(card => {
        observer.observe(card);
    });
});