<?php
header('Content-Type: application/json; charset=utf-8');
session_start();

$response = [
    'success' => false,
    'message' => '',
    'timestamp' => date('Y-m-d H:i:s')
];

// Проверка: только для админа или валидного секрета
$validSecret = 'Afrqtf';
$providedSecret = isset($_GET['secret']) ? $_GET['secret'] : '';

if (
    (!isset($_SESSION['id']) || !in_array($_SESSION['id'], [4, 6635, 12253])) &&
    $providedSecret !== $validSecret
) {
    die('Доступ запрещён');
}

$files = [
    // CSS
    '/css/base.css',
    '/css/crm.css',
    '/css/style.css',
    '/css/viewer.css',
    '/css/fastselect.css',
    '/css/funnel.css',
    '/css/all.min.css',
    '/css/chat/style.min.css',
    '/css/analytics/local.css',
    '/css/analytics/styles.min.css',

    // JS
    '/js/main.js',
    '/js/charts.js',
    '/js/f_main.js',
    '/js/jquery.overscroll.js',
    '/js/crm.js',
    '/js/fastselect.standalone.js',
    '/js/viewer.min.js',
    'js/core.js',
    'js/crm_jw.js',
    'js/callevents.js',
];

$cacheDir = $_SERVER['DOCUMENT_ROOT'] . '/engine/cache';
$cacheFile = $cacheDir . '/assets.php';

if (!is_dir($cacheDir)) {
    if (!mkdir($cacheDir, 0755, true)) {
        $response['message'] = 'Не удалось создать папку: ' . $cacheDir;
        echo json_encode($response, JSON_UNESCAPED_UNICODE);
        exit;
    }
}

$manifest = [];
foreach ($files as $file) {
    $fullPath = $_SERVER['DOCUMENT_ROOT'] . $file;
    $manifest[$file] = file_exists($fullPath) ? filemtime($fullPath) : time();
}

$content = '<?php return ' . var_export($manifest, true) . ';';
if (file_put_contents($cacheFile, $content) === false) {
    $response['message'] = 'Не удалось записать файл: ' . $cacheFile;
    echo json_encode($response, JSON_UNESCAPED_UNICODE);
    exit;
}

$response['success'] = true;
$response['message'] = 'Кэш обновлён. Файлов: ' . count($manifest);
echo json_encode($response, JSON_UNESCAPED_UNICODE);