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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>QuizCraft Pro - History</title>
    <link rel="icon" type="image/x-icon" href="/static/favicon.ico">
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js"></script>
    <script src="https://unpkg.com/feather-icons"></script>
    <script src="https://cdn.jsdelivr.net/npm/vanta@latest/dist/vanta.waves.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/animejs/lib/anime.min.js"></script>
    <style>
        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');
        body {
            font-family: 'Poppins', sans-serif;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .stat-card {
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2);
        }
        .history-item {
            transition: all 0.3s ease;
        }
        .history-item:hover {
            transform: translateX(5px);
            background: rgba(255, 255, 255, 0.05);
        }
    </style>
</head>
<body class="min-h-screen bg-gradient-to-br from-blue-900 via-purple-900 to-indigo-900 text-white">
    <div id="vanta-waves" class="fixed top-0 left-0 w-full h-full z-0"></div>
    
    <!-- Navigation -->
    <nav class="glass-card rounded-lg m-4 p-4 relative z-10">
        <div class="container mx-auto flex justify-between items-center">
            <div class="flex items-center space-x-2">
                <i data-feather="award" class="text-purple-400"></i>
                <span class="text-xl font-bold">QuizCraft Pro</span>
            </div>
            <div class="flex space-x-6">
                <a href="index.html" class="hover:text-purple-300 transition-colors">Home</a>
                <a href="quiz.html" class="hover:text-purple-300 transition-colors">Quiz</a>
                <a href="history.html" class="hover:text-purple-300 transition-colors">History</a>
            </div>
        </div>
    </nav>

    <!-- Main Content -->
    <div class="container mx-auto px-4 py-8 max-w-6xl relative z-10">
        <!-- Header -->
        <div class="text-center mb-12">
            <h1 class="text-4xl md:text-5xl font-bold mb-4 bg-gradient-to-r from-blue-400 to-purple-400 bg-clip-text text-transparent">
                Your Quiz Journey
            </h1>
            <p class="text-xl text-gray-300">
                Track your progress and see how far you've come
            </p>
        </div>

        <!-- Statistics Cards -->
        <div class="grid md:grid-cols-3 gap-6 mb-12">
            <div class="stat-card p-6 rounded-xl text-center">
                <i data-feather="trending-up" class="w-8 h-8 mx-auto mb-3 text-green-400"></i>
                <div class="text-3xl font-bold" id="total-quizzes">0</div>
                <div class="text-gray-300">Total Quizzes</div>
            </div>
            <div class="stat-card p-6 rounded-xl text-center">
                <i data-feather="target" class="w-8 h-8 mx-auto mb-3 text-blue-400"></i>
                <div class="text-3xl font-bold" id="average-score">0%</div>
                <div class="text-gray-300">Average Score</div>
            </div>
            <div class="stat-card p-6 rounded-xl text-center">
                <i data-feather="star" class="w-8 h-8 mx-auto mb-3 text-yellow-400"></i>
                <div class="text-3xl font-bold" id="best-score">0%</div>
                <div class="text-gray-300">Best Score</div>
            </div>
        </div>

        <!-- History List -->
        <div class="glass-card p-6 rounded-xl">
            <h2 class="text-2xl font-semibold mb-6">Recent Attempts</h2>
            
            <div id="history-list" class="space-y-4">
                <!-- History items will be dynamically inserted here -->
                <div class="text-center py-8 text-gray-400" id="empty-state">
                    <i data-feather="inbox" class="w-12 h-12 mx-auto mb-4"></i>
                    <p>No quiz attempts yet. Start your first quiz!</p>
                    <a href="quiz.html" class="btn-primary inline-block mt-4 px-6 py-2 rounded-full">
                    Take a Quiz
                    </a>
                </div>
            </div>
        </div>

        <!-- Clear History Button -->
        <div class="text-center mt-8">
            <button id="clear-history" class="glass-card px-6 py-3 rounded-full font-semibold text-red-400 hover:text-red-300 transition-colors">
                <i data-feather="trash-2" class="inline mr-2"></i>Clear All History
            </button>
        </div>
    </div>

    <script>
        feather.replace();

        // Initialize Vanta.js waves
        VANTA.WAVES({
            el: "#vanta-waves",
            mouseControls: true,
            touchControls: true,
            gyroControls: false,
            minHeight: 200.00,
            minWidth: 200.00,
            scale: 1.00,
            scaleMobile: 1.00,
            color: 0x667eea,
            shininess: 35.00,
            waveHeight: 15.00,
            waveSpeed: 0.70,
            zoom: 0.75
        });

        // Load and display history
        function loadHistory() {
            const history = JSON.parse(localStorage.getItem('quizHistory') || '[]');
            const historyList = document.getElementById('history-list');
            const emptyState = document.getElementById('empty-state');
            
            // Update statistics
            const totalQuizzes = document.getElementById('total-quizzes');
            const averageScore = document.getElementById('average-score');
            const bestScore = document.getElementById('best-score');
            
            totalQuizzes.textContent = history.length;
            
            if (history.length > 0) {
                emptyState.style.display = 'none';
                
                const totalScore = history.reduce((sum, quiz) => sum + quiz.score, 0);
                const avgScore = Math.round(totalScore / history.length);
                averageScore.textContent = `${avgScore}%`;
                
                const best = Math.max(...history.map(quiz => quiz.score));
                bestScore.textContent = `${best}%`;
                
                // Clear existing items
                historyList.innerHTML = '';
                
                // Add history items
                history.forEach((quiz, index) => {
                    const historyItem = document.createElement('div');
                    historyItem.className = 'history-item p-4 rounded-lg border border-gray-700';
                    historyItem.innerHTML = `
                        <div class="flex justify-between items-center">
                            <div class="flex items-center space-x-4">
                                <div class="w-12 h-12 rounded-full bg-gradient-to-r from-purple-500 to-blue-500 flex items-center justify-center">
                                    <span class="font-bold">${quiz.score}</span>
                                </div>
                                <div class="flex-1">
                                    <h3 class="font-semibold">${quiz.category}</h3>
                                <p class="text-sm text-gray-400">${new Date(quiz.date).toLocaleDateString()}</p>
                                </div>
                                <div class="text-right">
                                    <div class="text-2xl font-bold">${quiz.score}%</h3>
                                <p class="text-sm text-gray-400">${quiz.score}/${quiz.totalQuestions}</p>
                                </div>
                            </div>
                        </div>
                    `;
                    historyList.appendChild(historyItem);
                });
            } else {
                emptyState.style.display = 'block';
            }
        }

        // Clear history
        document.getElementById('clear-history').addEventListener('click', function() {
            if (confirm('Are you sure you want to clear all your quiz history? This action cannot be undone.')) {
                    localStorage.removeItem('quizHistory');
                    loadHistory();
                }
            });

        // Load history on page load
        document.addEventListener('DOMContentLoaded', function() {
            loadHistory();
            
            // Add entrance animations
            anime({
                targets: '.glass-card, .stat-card',
                translateY: [30, 0],
                opacity: [0, 1],
                duration: 800,
                delay: anime.stagger(100)
            });
        });
    </script>
</body>
</html>