<?php
/**
 * VERTEX Education - Web App Manifest (Dynamic)
 */
require_once __DIR__ . '/config/config.php';

$db = Database::getInstance();
$rows = $db->fetchAll("SELECT setting_key, setting_value FROM site_settings WHERE setting_key IN ('site_name', 'site_description')");
$settings = [];
foreach ($rows as $row) {
    $settings[$row['setting_key']] = $row['setting_value'];
}

$site_name = $settings['site_name'] ?? 'VERTEX Education';
$site_desc = $settings['site_description'] ?? '';

header('Content-Type: application/manifest+json; charset=utf-8');
header('Cache-Control: public, max-age=86400');

echo json_encode([
    'name' => $site_name,
    'short_name' => $site_name,
    'description' => $site_desc,
    'start_url' => '/',
    'display' => 'browser',
    'background_color' => '#ffffff',
    'theme_color' => '#10B981',
    'icons' => [
        [
            'src' => 'favicon.php?size=48',
            'sizes' => '48x48',
            'type' => 'image/png',
        ],
        [
            'src' => 'favicon.php?size=192',
            'sizes' => '192x192',
            'type' => 'image/png',
        ],
        [
            'src' => 'favicon.php?size=512',
            'sizes' => '512x512',
            'type' => 'image/png',
        ],
    ],
], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);