web/templates/index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Code Generation Platform</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        header {
            text-align: center;
            color: white;
            margin-bottom: 40px;
        }
        
        header h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
        }
        
        header p {
            font-size: 1.1em;
            opacity: 0.9;
        }
        
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 40px;
        }
        
        .panel {
            background: white;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
        }
        
        .panel h2 {
            color: #333;
            margin-bottom: 20px;
            font-size: 1.3em;
        }
        
        textarea {
            width: 100%;
            height: 200px;
            padding: 15px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-family: 'Monaco', 'Menlo', monospace;
            font-size: 0.9em;
            resize: vertical;
        }
        
        textarea:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }
        
        .button-group {
            display: flex;
            gap: 10px;
            margin-top: 15px;
        }
        
        button {
            flex: 1;
            padding: 12px 24px;
            border: none;
            border-radius: 8px;
            font-size: 1em;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
        }
        
        .btn-secondary {
            background: #f0f0f0;
            color: #333;
        }
        
        .btn-secondary:hover {
            background: #e0e0e0;
        }
        
        button:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }
        
        .output-section {
            margin-top: 20px;
        }
        
        .json-output {
            background: #f5f5f5;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 15px;
            max-height: 400px;
            overflow-y: auto;
            font-family: 'Monaco', 'Menlo', monospace;
            font-size: 0.85em;
            line-height: 1.6;
            color: #333;
        }
        
        .json-output pre {
            white-space: pre-wrap;
            word-break: break-word;
        }
        
        .status-badge {
            display: inline-block;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.85em;
            font-weight: 600;
            margin-top: 10px;
        }
        
        .status-success {
            background: #d4edda;
            color: #155724;
        }
        
        .status-error {
            background: #f8d7da;
            color: #721c24;
        }
        
        .status-warning {
            background: #fff3cd;
            color: #856404;
        }
        
        .loading {
            display: none;
            text-align: center;
            margin: 20px 0;
        }
        
        .spinner {
            border: 4px solid #f3f3f3;
            border-top: 4px solid #667eea;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            animation: spin 1s linear infinite;
            margin: 0 auto;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .info-card {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 20px;
        }
        
        .info-card h3 {
            margin-bottom: 10px;
        }
        
        .info-card ul {
            margin-left: 20px;
        }
        
        .info-card li {
            margin-bottom: 8px;
        }
        
        .validation-report {
            margin-top: 15px;
            padding: 15px;
            background: #f9f9f9;
            border-left: 4px solid #667eea;
            border-radius: 4px;
        }
        
        .validation-report h4 {
            color: #667eea;
            margin-bottom: 10px;
        }
        
        .validation-report ul {
            margin-left: 20px;
        }
        
        .validation-report li {
            margin-bottom: 5px;
            font-size: 0.9em;
        }
        
        @media (max-width: 768px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            
            header h1 {
                font-size: 1.8em;
            }
        }
    </style>
</head>
<body>
    <div class="container">
        <header>
            <h1>🤖 Code Generation Platform</h1>
            <p>Transform natural language into executable system configurations</p>
        </header>
        
        <div class="info-card">
            <h3>How it works:</h3>
            <ul>
                <li>Enter a natural language description of your application</li>
                <li>The system processes it through 4 stages: Intent → Design → Schema → Validation</li>
                <li>Get back a complete, executable configuration</li>
                <li>Full validation ensures consistency across DB, API, UI, and Auth layers</li>
            </ul>
        </div>
        
        <div class="main-grid">
            <div class="panel">
                <h2>📝 Input Prompt</h2>
                <textarea id="prompt" placeholder="Describe your application...
Example: Build a CRM with login, contacts, dashboard, role-based access, and premium plan with payments. Admins can see analytics."></textarea>
                <div class="button-group">
                    <button class="btn-primary" onclick="generateConfig()">Generate Configuration</button>
                    <button class="btn-secondary" onclick="loadExample()">Load Example</button>
                </div>
            </div>
            
            <div class="panel">
                <h2>📊 Generated Configuration</h2>
                <div id="loading" class="loading">
                    <div class="spinner"></div>
                    <p>Generating configuration...</p>
                </div>
                <div id="output" class="output-section" style="display:none;">
                    <div id="status"></div>
                    <div class="json-output">
                        <pre id="jsonOutput">// Configuration will appear here</pre>
                    </div>
                    <div id="report"></div>
                </div>
            </div>
        </div>
    </div>
    
    <script>
        async function generateConfig() {
            const prompt = document.getElementById('prompt').value.trim();
            
            if (!prompt) {
                alert('Please enter a prompt');
                return;
            }
            
            showLoading(true);
            
            try {
                const response = await fetch('/api/generate', {
                    method: 'POST',
                    headers: {
                        'Content-Type': 'application/json',
                    },
                    body: JSON.stringify({ prompt: prompt })
                });
                
                const data = await response.json();
                
                if (data.success) {
                    displayResult(data);
                } else {
                    showError(data.error);
                }
            } catch (error) {
                showError('Failed to generate configuration: ' + error.message);
            } finally {
                showLoading(false);
            }
        }
        
        function displayResult(data) {
            const output = document.getElementById('output');
            const status = document.getElementById('status');
            const jsonOutput = document.getElementById('jsonOutput');
            const report = document.getElementById('report');
            
            // Status badge
            const executable = data.is_executable;
            const statusClass = executable ? 'status-success' : 'status-warning';
            const statusText = executable ? '✓ Executable' : '⚠ Generated with warnings';
            status.innerHTML = `<span class="status-badge ${statusClass}">${statusText}</span>`;
            
            // JSON output
            jsonOutput.textContent = JSON.stringify(data.config, null, 2);
            
            // Validation report
            if (data.executable_report) {
                let reportHtml = '<div class="validation-report">';
                reportHtml += '<h4>Validation Report:</h4>';
                
                if (data.executable_report.errors.length > 0) {
                    reportHtml += '<p style="color: #721c24;"><strong>Errors:</strong></p><ul>';
                    data.executable_report.errors.forEach(err => {
                        reportHtml += `<li>${err}</li>`;
                    });
                    reportHtml += '</ul>';
                }
                
                if (data.executable_report.warnings.length > 0) {
                    reportHtml += '<p style="color: #856404;"><strong>Warnings:</strong></p><ul>';
                    data.executable_report.warnings.forEach(warn => {
                        reportHtml += `<li>${warn}</li>`;
                    });
                    reportHtml += '</ul>';
                }
                
                reportHtml += `<p><strong>Database Tables:</strong> ${data.config.database_schema?.length || 0}</p>`;
                reportHtml += `<p><strong>API Endpoints:</strong> ${data.config.api_schema?.length || 0}</p>`;
                reportHtml += `<p><strong>UI Pages:</strong> ${data.config.ui_schema?.length || 0}</p>`;
                reportHtml += '</div>';
                
                report.innerHTML = reportHtml;
            }
            
            output.style.display = 'block';
        }
        
        function showError(message) {
            const output = document.getElementById('output');
            const status = document.getElementById('status');
            const jsonOutput = document.getElementById('jsonOutput');
            const report = document.getElementById('report');
            
            status.innerHTML = `<span class="status-badge status-error">✗ Error</span>`;
            jsonOutput.textContent = 'Error: ' + message;
            report.innerHTML = '';
            
            output.style.display = 'block';
        }
        
        function loadExample() {
            document.getElementById('prompt').value = 
                'Build a CRM with login, contacts, dashboard, role-based access, and premium plan with payments. Admins can see analytics.';
            generateConfig();
        }
        
        function showLoading(show) {
            document.getElementById('loading').style.display = show ? 'block' : 'none';
            document.getElementById('output').style.display = show ? 'none' : 'block';
        }
    </script>
</body>
</html>