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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>CodeExplainer Wizard</title>
    <link rel="icon" type="image/x-icon" href="/static/favicon.ico">
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://unpkg.com/feather-icons"></script>
    <script src="https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js"></script>
    <style>
        .code-block {
            font-family: 'Courier New', monospace;
            background-color: #1e293b;
            color: #e2e8f0;
            border-radius: 0.5rem;
            overflow-x: auto;
        }
        .highlight {
            background-color: rgba(167, 139, 250, 0.2);
            border-left: 3px solid rgba(167, 139, 250, 1);
        }
    </style>
</head>
<body class="bg-gradient-to-br from-gray-900 to-gray-800 min-h-screen text-gray-100">
    <div class="container mx-auto px-4 py-12">
        <!-- Header -->
        <header class="text-center mb-16">
            <h1 class="text-4xl md:text-5xl font-bold bg-clip-text text-transparent bg-gradient-to-r from-purple-400 to-pink-600 mb-4">
                CodeExplainer Wizard
            </h1>
            <p class="text-xl text-gray-300 max-w-2xl mx-auto">
                Paste your Python code and get a detailed explanation of its functionality
            </p>
        </header>

        <!-- Main Content -->
        <main class="grid grid-cols-1 lg:grid-cols-2 gap-8">
            <!-- Input Section -->
            <div class="bg-gray-800 rounded-xl p-6 shadow-xl">
                <div class="flex items-center justify-between mb-4">
                    <h2 class="text-2xl font-semibold text-purple-300">
                        <i data-feather="code" class="inline mr-2"></i>
                        Your Python Code
                    </h2>
                    <button id="clear-btn" class="text-pink-400 hover:text-pink-300 transition">
                        <i data-feather="trash-2" class="w-5 h-5"></i>
                    </button>
                </div>
                <textarea id="code-input" class="code-block w-full h-96 p-4 resize-none focus:outline-none focus:ring-2 focus:ring-purple-500 rounded-lg" placeholder="Paste your Python code here..."></textarea>
                <button id="analyze-btn" class="mt-4 w-full bg-gradient-to-r from-purple-600 to-pink-600 text-white font-bold py-3 px-6 rounded-lg hover:opacity-90 transition flex items-center justify-center">
                    <i data-feather="zap" class="mr-2"></i>
                    Analyze Code
                </button>
            </div>

            <!-- Output Section -->
            <div class="bg-gray-800 rounded-xl p-6 shadow-xl">
                <div class="flex items-center mb-4">
                    <h2 class="text-2xl font-semibold text-green-300">
                        <i data-feather="book-open" class="inline mr-2"></i>
                        Code Explanation
                    </h2>
                </div>
                <div id="output" class="h-96 overflow-y-auto p-4 bg-gray-700 rounded-lg">
                    <div id="placeholder" class="flex flex-col items-center justify-center h-full text-center text-gray-400">
                        <i data-feather="search" class="w-12 h-12 mb-4"></i>
                        <p class="text-xl mb-2">No code analyzed yet</p>
                        <p class="max-w-md">Paste your Python code in the left panel and click "Analyze Code" to get a detailed explanation.</p>
                    </div>
                    <div id="analysis-results" class="hidden">
                        <!-- Results will be inserted here by JavaScript -->
                    </div>
                </div>
                <div class="mt-4 flex justify-end">
                    <button id="copy-btn" class="bg-gray-700 hover:bg-gray-600 text-white font-medium py-2 px-4 rounded-lg transition flex items-center">
                        <i data-feather="copy" class="mr-2"></i>
                        Copy Explanation
                    </button>
                </div>
            </div>
        </main>

        <!-- Features Section -->
        <section class="mt-24">
            <h2 class="text-3xl font-bold text-center mb-12">
                How It Works <i data-feather="help-circle" class="inline"></i>
            </h2>
            <div class="grid grid-cols-1 md:grid-cols-3 gap-8">
                <div class="bg-gray-800 p-6 rounded-xl shadow-lg">
                    <div class="text-purple-400 mb-4">
                        <i data-feather="clipboard" class="w-10 h-10"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-2">1. Paste Your Code</h3>
                    <p class="text-gray-300">Copy and paste any Python code snippet into the input area.</p>
                </div>
                <div class="bg-gray-800 p-6 rounded-xl shadow-lg">
                    <div class="text-purple-400 mb-4">
                        <i data-feather="cpu" class="w-10 h-10"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-2">2. Analyze It</h3>
                    <p class="text-gray-300">Our wizard examines your code structure and logic.</p>
                </div>
                <div class="bg-gray-800 p-6 rounded-xl shadow-lg">
                    <div class="text-purple-400 mb-4">
                        <i data-feather="book" class="w-10 h-10"></i>
                    </div>
                    <h3 class="text-xl font-semibold mb-2">3. Get Explanation</h3>
                    <p class="text-gray-300">Receive a detailed breakdown of what your code does.</p>
                </div>
            </div>
        </section>
    </div>

    <script>
        feather.replace();
        
        document.addEventListener('DOMContentLoaded', function() {
            const codeInput = document.getElementById('code-input');
            const analyzeBtn = document.getElementById('analyze-btn');
            const clearBtn = document.getElementById('clear-btn');
            const copyBtn = document.getElementById('copy-btn');
            const output = document.getElementById('output');
            const placeholder = document.getElementById('placeholder');
            const analysisResults = document.getElementById('analysis-results');
            
            // Clear button functionality
            clearBtn.addEventListener('click', function() {
                codeInput.value = '';
            });
            
            // Analyze button functionality
            analyzeBtn.addEventListener('click', function() {
                const code = codeInput.value.trim();
                
                if (!code) {
                    alert('Please paste some Python code first!');
                    return;
                }
                
                // Simulate analysis (in a real app, this would be an API call)
                placeholder.classList.add('hidden');
                analysisResults.classList.remove('hidden');
                
                // For demo purposes - in a real app, this would be the actual analysis
                analysisResults.innerHTML = `
                    <div class="mb-6">
                        <h3 class="text-xl font-semibold text-purple-300 mb-2">Code Summary</h3>
                        <p class="text-gray-300">Your Python code appears to be a ${getRandomLength()} script that ${getRandomFunctionality()}.</p>
                    </div>
                    <div class="mb-6">
                        <h3 class="text-xl font-semibold text-purple-300 mb-2">Key Components</h3>
                        <ul class="list-disc pl-5 text-gray-300 space-y-2">
                            <li>${getRandomComponent()}</li>
                            <li>${getRandomComponent()}</li>
                            <li>${getRandomComponent()}</li>
                        </ul>
                    </div>
                    <div>
                        <h3 class="text-xl font-semibold text-purple-300 mb-2">How It Works</h3>
                        <p class="text-gray-300 mb-4">${getRandomExplanation()}</p>
                        <div class="code-block p-4 rounded-lg mb-4">
                            <code class="text-sm">${highlightRandomLines(code)}</code>
                        </div>
                        <p class="text-gray-300">${getRandomTip()}</p>
                    </div>
                `;
            });
            
            // Copy button functionality
            copyBtn.addEventListener('click', function() {
                if (analysisResults.classList.contains('hidden')) {
                    alert('No explanation to copy yet!');
                    return;
                }
                
                const range = document.createRange();
                range.selectNode(analysisResults);
                window.getSelection().removeAllRanges();
                window.getSelection().addRange(range);
                document.execCommand('copy');
                window.getSelection().removeAllRanges();
                
                // Show feedback
                const originalText = copyBtn.innerHTML;
                copyBtn.innerHTML = '<i data-feather="check" class="mr-2"></i> Copied!';
                feather.replace();
                
                setTimeout(() => {
                    copyBtn.innerHTML = originalText;
                    feather.replace();
                }, 2000);
            });
            
            // Helper functions for demo purposes
            function getRandomLength() {
                const lengths = ['short', 'medium-length', 'long', 'complex'];
                return lengths[Math.floor(Math.random() * lengths.length)];
            }
            
            function getRandomFunctionality() {
                const functionalities = [
                    'processes data from an external API',
                    'implements a machine learning algorithm',
                    'manipulates strings and arrays',
                    'reads and writes to files',
                    'performs mathematical calculations',
                    'creates a GUI application'
                ];
                return functionalities[Math.floor(Math.random() * functionalities.length)];
            }
            
            function getRandomComponent() {
                const components = [
                    'Functions that handle specific tasks',
                    'Variables that store important data',
                    'Loops that iterate through collections',
                    'Conditional statements that control program flow',
                    'Class definitions for object-oriented programming',
                    'Error handling with try-except blocks'
                ];
                return components[Math.floor(Math.random() * components.length)];
            }
            
            function getRandomExplanation() {
                const explanations = [
                    'The code starts by importing necessary modules, then defines the main processing function. It takes input, transforms it through several steps, and returns the result.',
                    'This script follows a modular approach, separating concerns into different functions. The main execution flow coordinates between these components to achieve the desired outcome.',
                    'Using Python\'s built-in functions and some custom logic, the code efficiently processes the data while maintaining readability and modularity.'
                ];
                return explanations[Math.floor(Math.random() * explanations.length)];
            }
            
            function highlightRandomLines(code) {
                const lines = code.split('\n');
                if (lines.length < 5) return code;
                
                // Highlight 1-3 random lines
                const numHighlighted = Math.floor(Math.random() * 3) + 1;
                const highlightedIndices = [];
                
                for (let i = 0; i < numHighlighted; i++) {
                    const randomIndex = Math.floor(Math.random() * lines.length);
                    if (!highlightedIndices.includes(randomIndex)) {
                        highlightedIndices.push(randomIndex);
                    }
                }
                
                return lines.map((line, index) => 
                    highlightedIndices.includes(index) 
                        ? `<span class="highlight">${line}</span>` 
                        : line
                ).join('\n');
            }
            
            function getRandomTip() {
                const tips = [
                    'Tip: Consider adding comments to explain complex logic for better maintainability.',
                    'Tip: You might want to add input validation to make the code more robust.',
                    'Tip: This could be optimized by using list comprehensions for better performance.',
                    'Tip: Adding type hints would improve code readability and IDE support.'
                ];
                return tips[Math.floor(Math.random() * tips.length)];
            }
        });
    </script>
</body>
</html>