<?php
error_reporting(E_ALL);
$pdo = new PDO("pgsql:host=localhost;dbname=adx_system", "admin", "admin123");
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

// Tables dédiées WEVAL MIND
$pdo->exec("CREATE TABLE IF NOT EXISTS admin.hamid_config (
    id SERIAL PRIMARY KEY, config_key VARCHAR(100) UNIQUE NOT NULL, config_value TEXT
)");

// Sauvegarder
$msg = '';
if ($_POST && isset($_POST['save'])) {
    $fields = ['bot_name','welcome_message','color1','color2','groq_api_key','system_prompt'];
    foreach ($fields as $k) {
        if (isset($_POST[$k])) {
            $stmt = $pdo->prepare("INSERT INTO admin.hamid_config (config_key, config_value) VALUES (?, ?) 
                                   ON CONFLICT (config_key) DO UPDATE SET config_value = EXCLUDED.config_value");
            $stmt->execute([$k, $_POST[$k]]);
        }
    }
    $msg = '✅ Configuration WEVAL MIND sauvegardée!';
}

// Test Groq API
if (isset($_GET['test_groq'])) {
    header('Content-Type: application/json');
    $config = [];
    $stmt = $pdo->query("SELECT config_key, config_value FROM admin.hamid_config");
    while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) $config[$row['config_key']] = $row['config_value'];
    
    $apiKey = $config['groq_api_key'] ?? '';
    if (empty($apiKey)) {
        echo json_encode(['status' => 'error', 'message' => 'API Key manquante']);
        exit;
    }
    $start = microtime(true);
    $ch = curl_init('https://api.groq.com/openai/v1/chat/completions');
    curl_setopt_array($ch, [
        CURLOPT_RETURNTRANSFER => true, CURLOPT_POST => true, CURLOPT_TIMEOUT => 10,
        CURLOPT_HTTPHEADER => ['Content-Type: application/json', 'Authorization: Bearer ' . $apiKey],
        CURLOPT_POSTFIELDS => json_encode(['model' => 'llama-3.3-70b-versatile', 'messages' => [['role' => 'user', 'content' => 'Hi']], 'max_tokens' => 5])
    ]);
    $response = curl_exec($ch);
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);
    $latency = round((microtime(true) - $start) * 1000);
    
    if ($httpCode == 200) {
        echo json_encode(['status' => 'ok', 'message' => "✅ Groq OK - {$latency}ms", 'latency' => $latency]);
    } else {
        echo json_encode(['status' => 'error', 'message' => "❌ Erreur HTTP $httpCode"]);
    }
    exit;
}

// Charger config WEVAL MIND
$config = [];
$stmt = $pdo->query("SELECT config_key, config_value FROM admin.hamid_config");
while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) $config[$row['config_key']] = $row['config_value'];

// Defaults
$d = [
    'bot_name' => 'Hamid Esmart',
    'welcome_message' => 'Bonjour! 👋 Je suis Hamid Esmart, votre expert WEVAL.',
    'color1' => '#06b6d4', 'color2' => '#0891b2',
    'groq_api_key' => '',
    'system_prompt' => 'Tu es Hamid Esmart, assistant IA expert WEVAL. Tu connais PowerMTA, Office365, Tracking, et toute l\'infrastructure email marketing.'
];
foreach ($d as $k => $v) if (empty($config[$k])) $config[$k] = $v;

// Stats
$kbCount = $pdo->query("SELECT COUNT(*) FROM admin.chatbot_knowledge")->fetchColumn() ?: 0;
$catCount = $pdo->query("SELECT COUNT(DISTINCT category) FROM admin.chatbot_knowledge")->fetchColumn() ?: 0;
$memCount = $pdo->query("SELECT COUNT(*) FROM admin.chatbot_memory")->fetchColumn() ?: 0;

// Gestion KB
$kbMsg = '';
if ($_POST && isset($_POST['add_kb'])) {
    $stmt = $pdo->prepare("INSERT INTO admin.chatbot_knowledge (question, answer, category) VALUES (?, ?, ?)");
    $stmt->execute([$_POST['question'], $_POST['answer'], $_POST['category']]);
    $kbMsg = '✅ Entrée KB ajoutée!';
}
if (isset($_GET['delete_kb'])) {
    $pdo->prepare("DELETE FROM admin.chatbot_knowledge WHERE id = ?")->execute([$_GET['delete_kb']]);
    header('Location: hamid-admin.php?tab=kb&deleted=1');
    exit;
}

$tab = $_GET['tab'] ?? 'config';

// Charger KB
$search = $_GET['search'] ?? '';
$catFilter = $_GET['cat'] ?? '';
$sql = "SELECT * FROM admin.chatbot_knowledge WHERE 1=1";
if ($search) $sql .= " AND (question ILIKE '%" . addslashes($search) . "%' OR answer ILIKE '%" . addslashes($search) . "%')";
if ($catFilter) $sql .= " AND category = '" . addslashes($catFilter) . "'";
$sql .= " ORDER BY id DESC LIMIT 50";
$kbEntries = $pdo->query($sql)->fetchAll(PDO::FETCH_ASSOC);
$categories = $pdo->query("SELECT DISTINCT category FROM admin.chatbot_knowledge ORDER BY category")->fetchAll(PDO::FETCH_COLUMN);
?>
<!DOCTYPE html>
<html data-theme="dark" lang="fr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>🧠 WEVAL MIND Admin</title>
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
    <style>
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { 
            font-family: 'Segoe UI', sans-serif; 
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%); 
            min-height: 100vh; 
            color: #e2e8f0;
        }
        
        /* Header */
        .header {
            background: linear-gradient(135deg, rgba(6,182,212,0.15), rgba(6,182,212,0.05));
            border-bottom: 1px solid rgba(6,182,212,0.3);
            padding: 0 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 65px;
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .logo {
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, #06b6d4, #0891b2);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            box-shadow: 0 4px 15px rgba(6,182,212,0.4);
        }
        .header h1 {
            font-size: 20px;
            font-weight: 600;
        }
        .header h1 span { color: #06b6d4; }
        .header-links {
            display: flex;
            gap: 10px;
        }
        .header-links a {
            padding: 10px 18px;
            background: rgba(6,182,212,0.1);
            color: #06b6d4;
            text-decoration: none;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-links a:hover { background: rgba(6,182,212,0.2); transform: translateY(-2px); }
        .header-links a.primary { background: linear-gradient(135deg, #06b6d4, #0891b2); color: white; }
        
        /* Container */
        .container { max-width: 1300px; margin: 0 auto; padding: 30px; }
        
        /* Alert */
        .alert {
            padding: 15px 20px;
            border-radius: 12px;
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            animation: slideDown 0.3s ease;
        }
        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .alert-success { background: linear-gradient(135deg, rgba(34,197,94,0.2), rgba(34,197,94,0.05)); border: 1px solid rgba(34,197,94,0.4); color: #22c55e; }
        .alert-info { background: linear-gradient(135deg, rgba(6,182,212,0.2), rgba(6,182,212,0.05)); border: 1px solid rgba(6,182,212,0.4); color: #06b6d4; }
        
        /* Note Box */
        .note-box {
            background: linear-gradient(135deg, rgba(251,191,36,0.1), rgba(251,191,36,0.02));
            border: 1px solid rgba(251,191,36,0.3);
            border-radius: 12px;
            padding: 15px 20px;
            margin-bottom: 25px;
            font-size: 13px;
            color: #fbbf24;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .note-box a { color: #06b6d4; font-weight: 600; }
        
        /* Tabs */
        .tabs {
            display: flex;
            gap: 8px;
            margin-bottom: 25px;
            background: rgba(30,41,59,0.5);
            padding: 8px;
            border-radius: 14px;
            width: fit-content;
        }
        .tab {
            padding: 12px 24px;
            background: transparent;
            border: none;
            color: #94a3b8;
            cursor: pointer;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tab:hover { color: #e2e8f0; background: rgba(255,255,255,0.05); }
        .tab.active { 
            background: linear-gradient(135deg, #06b6d4, #0891b2); 
            color: white;
            box-shadow: 0 4px 15px rgba(6,182,212,0.3);
        }
        
        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .stat-card {
            background: linear-gradient(135deg, rgba(30,41,59,0.8), rgba(30,41,59,0.4));
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 16px;
            padding: 25px;
            text-align: center;
            transition: all 0.3s;
        }
        .stat-card:hover { transform: translateY(-5px); border-color: rgba(6,182,212,0.3); }
        .stat-card .icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, rgba(6,182,212,0.2), rgba(6,182,212,0.05));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin: 0 auto 15px;
        }
        .stat-card .number { font-size: 32px; font-weight: 700; color: #06b6d4; }
        .stat-card .label { font-size: 13px; color: #64748b; margin-top: 5px; }
        
        /* Panel */
        .panel {
            background: linear-gradient(135deg, rgba(30,41,59,0.8), rgba(30,41,59,0.4));
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 20px;
            padding: 30px;
            margin-bottom: 25px;
        }
        .panel-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 25px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .panel-header .icon {
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, #06b6d4, #0891b2);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .panel-header h2 { font-size: 18px; font-weight: 600; }
        .panel-header p { font-size: 13px; color: #64748b; margin-top: 3px; }
        
        /* Form */
        .form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
        .form-group { margin-bottom: 20px; }
        .form-group label {
            display: block;
            font-size: 12px;
            font-weight: 600;
            color: #94a3b8;
            margin-bottom: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 14px 16px;
            background: rgba(15,23,42,0.6);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 12px;
            color: white;
            font-size: 14px;
            transition: all 0.3s;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
            outline: none;
            border-color: #06b6d4;
            box-shadow: 0 0 0 3px rgba(6,182,212,0.1);
        }
        .form-group textarea { min-height: 100px; resize: vertical; }
        .form-group input[type="color"] { height: 50px; padding: 5px; cursor: pointer; }
        .form-group small { display: block; margin-top: 6px; font-size: 11px; color: #64748b; }
        .form-group small a { color: #06b6d4; }
        
        .input-with-btn {
            display: flex;
            gap: 10px;
        }
        .input-with-btn input { flex: 1; }
        
        .color-preview {
            display: flex;
            gap: 15px;
            align-items: center;
        }
        .color-preview input[type="color"] { width: 80px; }
        .color-sample {
            flex: 1;
            height: 50px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--c1), var(--c2));
        }
        
        /* Buttons */
        .btn {
            padding: 12px 24px;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        .btn-primary {
            background: linear-gradient(135deg, #06b6d4, #0891b2);
            color: white;
            box-shadow: 0 4px 15px rgba(6,182,212,0.3);
        }
        .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(6,182,212,0.4); }
        .btn-success { background: linear-gradient(135deg, #22c55e, #16a34a); color: white; }
        .btn-success:hover { transform: translateY(-2px); }
        .btn-danger { background: rgba(239,68,68,0.2); color: #ef4444; border: 1px solid rgba(239,68,68,0.3); }
        .btn-danger:hover { background: rgba(239,68,68,0.3); }
        .btn-sm { padding: 8px 16px; font-size: 12px; }
        
        /* Groq Box */
        .groq-box {
            background: linear-gradient(135deg, rgba(34,197,94,0.1), rgba(34,197,94,0.02));
            border: 1px solid rgba(34,197,94,0.3);
            border-radius: 16px;
            padding: 25px;
            margin-bottom: 25px;
        }
        .groq-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }
        .groq-header .icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #22c55e, #16a34a);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .groq-header h3 { font-size: 16px; color: #22c55e; }
        .groq-status {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 15px;
            padding: 12px 15px;
            background: rgba(0,0,0,0.2);
            border-radius: 10px;
        }
        .status-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }
        .status-dot.ok { background: #22c55e; box-shadow: 0 0 10px #22c55e; }
        .status-dot.err { background: #ef4444; box-shadow: 0 0 10px #ef4444; }
        .status-dot.unk { background: #64748b; }
        
        /* KB Table */
        .kb-search {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .kb-search input, .kb-search select {
            padding: 12px 16px;
            background: rgba(15,23,42,0.6);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 10px;
            color: white;
            font-size: 13px;
        }
        .kb-search input { flex: 1; min-width: 200px; }
        .kb-search select { min-width: 150px; }
        
        .kb-table {
            width: 100%;
            border-collapse: collapse;
        }
        .kb-table th {
            background: linear-gradient(135deg, rgba(6,182,212,0.2), rgba(6,182,212,0.05));
            padding: 15px;
            text-align: left;
            font-size: 12px;
            font-weight: 600;
            color: #06b6d4;
            text-transform: uppercase;
        }
        .kb-table td {
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 13px;
        }
        .kb-table tr:hover { background: rgba(6,182,212,0.05); }
        .kb-cat {
            display: inline-block;
            padding: 4px 10px;
            background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(139,92,246,0.05));
            color: #a78bfa;
            border-radius: 6px;
            font-size: 11px;
            font-weight: 600;
        }
        
        /* Add KB Form */
        .add-kb-toggle {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 15px 20px;
            background: rgba(6,182,212,0.1);
            border: 1px dashed rgba(6,182,212,0.3);
            border-radius: 12px;
            margin-bottom: 20px;
            cursor: pointer;
            color: #06b6d4;
            font-weight: 500;
            transition: all 0.3s;
        }
        .add-kb-toggle:hover { background: rgba(6,182,212,0.15); }
        .add-kb-form {
            background: rgba(15,23,42,0.6);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 20px;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .header { padding: 0 15px; }
            .container { padding: 15px; }
            .form-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
        }
    </style>

</head>
<body>
    <div class="header">
        <div class="header-left">
            <div class="logo">🧠</div>
            <h1><span>WEVAL MIND</span> Admin</h1>
        </div>
        <div class="header-links">
            <a href="/hamid-fullscreen.php" class="primary"><i class="fas fa-comments"></i> Chat Hamid</a>
            <a href="/widget-admin.php"><i class="fas fa-puzzle-piece"></i> Widget Admin</a>
            <a href="/"><i class="fas fa-home"></i> WEVAL</a>
        </div>
    </div>
    
    <div class="container">
        <?php if ($msg): ?><div class="alert alert-success"><i class="fas fa-check-circle"></i> <?= $msg ?></div><?php endif; ?>
        <?php if ($kbMsg): ?><div class="alert alert-success"><i class="fas fa-check-circle"></i> <?= $kbMsg ?></div><?php endif; ?>
        <?php if (isset($_GET['deleted'])): ?><div class="alert alert-success"><i class="fas fa-trash"></i> Entrée supprimée!</div><?php endif; ?>
        
        <div class="note-box">
            <i class="fas fa-info-circle" style="font-size:20px;"></i>
            <div>Cette page configure uniquement <strong>WEVAL MIND</strong> (hamid-fullscreen.php). Pour configurer le Widget popup, utilisez <a href="/widget-admin.php">Widget Admin</a>.</div>
        </div>
        
        <div class="tabs">
            <a href="?tab=config" class="tab <?= $tab=='config'?'active':'' ?>"><i class="fas fa-cog"></i> Configuration</a>
            <a href="?tab=kb" class="tab <?= $tab=='kb'?'active':'' ?>"><i class="fas fa-database"></i> Base de Connaissances (<?= $kbCount ?>)</a>
        </div>
        
        <?php if ($tab == 'config'): ?>
        
        <!-- Stats -->
        <div class="stats-grid">
            <div class="stat-card">
                <div class="icon">📚</div>
                <div class="number"><?= $kbCount ?></div>
                <div class="label">KB Entries</div>
            </div>
            <div class="stat-card">
                <div class="icon">📁</div>
                <div class="number"><?= $catCount ?></div>
                <div class="label">Catégories</div>
            </div>
            <div class="stat-card">
                <div class="icon">🧠</div>
                <div class="number"><?= $memCount ?></div>
                <div class="label">Mémoires</div>
            </div>
            <div class="stat-card">
                <div class="icon">⚡</div>
                <div class="number">GROQ</div>
                <div class="label">Provider</div>
            </div>
        </div>
        
        <form method="POST">
        
        <!-- Groq API -->
        <div class="groq-box">
            <div class="groq-header">
                <div class="icon">⚡</div>
                <div>
                    <h3>Groq API (Provider WEVAL MIND)</h3>
                    <small style="color:#64748b;">LLama 3.3 70B - Ultra rapide</small>
                </div>
            </div>
            
            <div class="form-group">
                <label>API Key Groq</label>
                <div class="input-with-btn">
                    <input type="text" name="groq_api_key" value="<?= htmlspecialchars($config['groq_api_key']) ?>" placeholder="gsk_...">
                    <button type="button" class="btn btn-success btn-sm" onclick="testGroq()"><i class="fas fa-play"></i> Tester</button>
                </div>
                <small>Obtenir: <a href="https://console.groq.com/keys" target="_blank">console.groq.com/keys</a> (gratuit)</small>
            </div>
            
            <div class="groq-status">
                <span class="status-dot unk" id="groqDot"></span>
                <span id="groqStatus">Cliquez sur Tester pour vérifier la connexion</span>
            </div>
        </div>
        
        <!-- Personality -->
        <div class="panel">
            <div class="panel-header">
                <div class="icon">🤖</div>
                <div>
                    <h2>Personnalité WEVAL MIND</h2>
                    <p>Configurez l'apparence et le comportement de Hamid</p>
                </div>
            </div>
            
            <div class="form-grid">
                <div class="form-group">
                    <label>Nom du Bot</label>
                    <input type="text" name="bot_name" value="<?= htmlspecialchars($config['bot_name']) ?>">
                </div>
                <div class="form-group">
                    <label>Message d'Accueil</label>
                    <input type="text" name="welcome_message" value="<?= htmlspecialchars($config['welcome_message']) ?>">
                </div>
            </div>
            
            <div class="form-group">
                <label>System Prompt (Personnalité IA)</label>
                <textarea name="system_prompt" rows="4"><?= htmlspecialchars($config['system_prompt']) ?></textarea>
                <small>Définit comment Hamid se comporte et répond aux questions</small>
            </div>
            
            <div class="form-group">
                <label>Couleurs du thème</label>
                <div class="color-preview" style="--c1: <?= $config['color1'] ?>; --c2: <?= $config['color2'] ?>;">
                    <input type="color" name="color1" value="<?= $config['color1'] ?>" id="c1">
                    <input type="color" name="color2" value="<?= $config['color2'] ?>" id="c2">
                    <div class="color-sample" id="colorSample"></div>
                </div>
            </div>
            
            <button type="submit" name="save" value="1" class="btn btn-primary">
                <i class="fas fa-save"></i> Sauvegarder Configuration WEVAL MIND
            </button>
        </div>
        </form>
        
        <?php else: ?>
        
        <!-- KB Tab -->
        <div class="panel">
            <div class="panel-header">
                <div class="icon">📚</div>
                <div>
                    <h2>Base de Connaissances</h2>
                    <p><?= $kbCount ?> entrées dans <?= $catCount ?> catégories</p>
                </div>
            </div>
            
            <div class="kb-search">
                <input type="text" id="searchInput" placeholder="🔍 Rechercher une question..." value="<?= htmlspecialchars($search) ?>">
                <select id="catFilter">
                    <option value="">Toutes catégories</option>
                    <?php foreach ($categories as $cat): ?>
                    <option value="<?= htmlspecialchars($cat) ?>" <?= $catFilter==$cat?'selected':'' ?>><?= htmlspecialchars($cat) ?></option>
                    <?php endforeach; ?>
                </select>
                <button class="btn btn-primary btn-sm" onclick="filterKB()"><i class="fas fa-search"></i> Filtrer</button>
            </div>
            
            <details>
                <summary class="add-kb-toggle"><i class="fas fa-plus-circle"></i> Ajouter une nouvelle entrée</summary>
                <form method="POST" class="add-kb-form">
                    <div class="form-grid">
                        <div class="form-group">
                            <label>Question</label>
                            <input type="text" name="question" required placeholder="Ex: Comment configurer PowerMTA ?">
                        </div>
                        <div class="form-group">
                            <label>Catégorie</label>
                            <input type="text" name="category" list="cats" required placeholder="Ex: PowerMTA">
                            <datalist id="cats">
                                <?php foreach ($categories as $cat): ?>
                                <option value="<?= htmlspecialchars($cat) ?>">
                                <?php endforeach; ?>
                            </datalist>
                        </div>
                    </div>
                    <div class="form-group">
                        <label>Réponse</label>
                        <textarea name="answer" required placeholder="La réponse détaillée..."></textarea>
                    </div>
                    <button type="submit" name="add_kb" class="btn btn-success"><i class="fas fa-plus"></i> Ajouter à la KB</button>
                </form>
            </details>
            
            <table class="kb-table">
                <thead>
                    <tr>
                        <th style="width:50px;">ID</th>
                        <th>Question</th>
                        <th style="width:120px;">Catégorie</th>
                        <th style="width:80px;">Action</th>
                    </tr>
                </thead>
                <tbody>
                    <?php foreach ($kbEntries as $kb): ?>
                    <tr>
                        <td><?= $kb['id'] ?></td>
                        <td title="<?= htmlspecialchars($kb['answer']) ?>"><?= htmlspecialchars(mb_substr($kb['question'], 0, 70)) ?><?= strlen($kb['question']) > 70 ? '...' : '' ?></td>
                        <td><span class="kb-cat"><?= htmlspecialchars($kb['category']) ?></span></td>
                        <td>
                            <a href="?tab=kb&delete_kb=<?= $kb['id'] ?>" class="btn btn-danger btn-sm" onclick="return confirm('Supprimer cette entrée ?')">
                                <i class="fas fa-trash"></i>
                            </a>
                        </td>
                    </tr>
                    <?php endforeach; ?>
                </tbody>
            </table>
        </div>
        
        <?php endif; ?>
    </div>
    
    <script>
    // Test Groq
    async function testGroq() {
        const dot = document.getElementById('groqDot');
        const status = document.getElementById('groqStatus');
        
        dot.className = 'status-dot unk';
        status.textContent = '⏳ Test en cours...';
        
        try {
            const r = await fetch('?test_groq=1');
            const d = await r.json();
            
            dot.className = 'status-dot ' + (d.status === 'ok' ? 'ok' : 'err');
            status.textContent = d.message;
        } catch(e) {
            dot.className = 'status-dot err';
            status.textContent = '❌ Erreur: ' + e.message;
        }
    }
    
    // Color preview
    document.getElementById('c1')?.addEventListener('input', updateColors);
    document.getElementById('c2')?.addEventListener('input', updateColors);
    function updateColors() {
        const c1 = document.getElementById('c1').value;
        const c2 = document.getElementById('c2').value;
        document.getElementById('colorSample').style.background = `linear-gradient(135deg, ${c1}, ${c2})`;
    }
    
    // KB Filter
    function filterKB() {
        const search = document.getElementById('searchInput').value;
        const cat = document.getElementById('catFilter').value;
        window.location.href = '?tab=kb&search=' + encodeURIComponent(search) + '&cat=' + encodeURIComponent(cat);
    }
    document.getElementById('searchInput')?.addEventListener('keypress', e => { if (e.key === 'Enter') filterKB(); });
    </script>


</body>
</html>