<?php
declare(strict_types=1);

require_once __DIR__ . '/bootstrap.php';
require_once __DIR__ . '/admin_auth_lib.php';

mocker_admin_require_any_permission(['members', 'ip-clashes']);

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    http_response_code(405);
    echo json_encode(['ok' => false, 'error' => 'method'], JSON_UNESCAPED_UNICODE);
    exit;
}

mocker_require_csrf_post();

require_once __DIR__ . '/db.php';

$input = json_decode((string) file_get_contents('php://input'), true) ?: [];
$userId = (int) ($input['userId'] ?? 0);
$activeRaw = $input['active'] ?? null;
$active = filter_var($activeRaw, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);

if ($userId <= 0) {
    http_response_code(400);
    echo json_encode(['ok' => false, 'error' => 'user'], JSON_UNESCAPED_UNICODE);
    exit;
}
if ($active === null) {
    http_response_code(400);
    echo json_encode(['ok' => false, 'error' => 'active'], JSON_UNESCAPED_UNICODE);
    exit;
}

try {
    $pdo = mocker_db();
} catch (Throwable $e) {
    http_response_code(503);
    echo json_encode(['ok' => false, 'error' => 'db'], JSON_UNESCAPED_UNICODE);
    exit;
}

$st = $pdo->prepare('SELECT id, COALESCE(is_active, 1) AS is_active FROM users WHERE id = :id LIMIT 1');
$st->execute([':id' => $userId]);
$prev = $st->fetch(PDO::FETCH_ASSOC);
if (!$prev) {
    http_response_code(404);
    echo json_encode(['ok' => false, 'error' => 'not_found'], JSON_UNESCAPED_UNICODE);
    exit;
}
$wasActive = (int) ($prev['is_active'] ?? 1) === 1;

$up = $pdo->prepare('UPDATE users SET is_active = :a WHERE id = :id');
$up->execute([
    ':a' => $active ? 1 : 0,
    ':id' => $userId,
]);

require_once __DIR__ . '/admin_audit_lib.php';
mocker_admin_audit_write($pdo, $userId, 'user_status', [
    'previousActive' => $wasActive,
    'isActive' => $active,
]);

echo json_encode(
    [
        'ok' => true,
        'userId' => $userId,
        'isActive' => $active,
    ],
    JSON_UNESCAPED_UNICODE
);

