<?php
require_once __DIR__ . '/config/config.php';
header('Content-Type: application/xml; charset=UTF-8');
$baseUrl = 'https://www.tercihsepeti.com.tr';
$today = date('Y-m-d');

try {
    $stmt = $pdo->query("SELECT name FROM universities ORDER BY name ASC");
    $universities = $stmt->fetchAll(PDO::FETCH_COLUMN);
} catch (Exception $e) {
    $universities = [];
}

echo '<?xml version="1.0" encoding="UTF-8"?>';
?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
        http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">

    <url>
        <loc><?= $baseUrl ?>/</loc>
        <lastmod><?= $today ?></lastmod>
        <changefreq>weekly</changefreq>
        <priority>1.0</priority>
    </url>

    <?php foreach ($universities as $uniName): 
        $url = $baseUrl . '/?search=' . urlencode($uniName);
    ?>
    <url>
        <loc><?= htmlspecialchars($url) ?></loc>
        <lastmod><?= $today ?></lastmod>
        <changefreq>monthly</changefreq>
        <priority>0.8</priority>
    </url>
    <?php endforeach; ?>

</urlset>

