<?php
declare(strict_types=1);

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

mocker_admin_require_permission('members');

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

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);

if ($userId <= 0) {
    http_response_code(400);
    echo json_encode(['ok' => false, 'error' => 'user'], 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, username, email FROM users WHERE id = :id LIMIT 1');
$st->execute([':id' => $userId]);
$row = $st->fetch(PDO::FETCH_ASSOC);
if (!$row) {
    http_response_code(404);
    echo json_encode(['ok' => false, 'error' => 'not_found'], JSON_UNESCAPED_UNICODE);
    exit;
}

require_once __DIR__ . '/admin_audit_lib.php';
mocker_admin_audit_write($pdo, $userId, 'user_delete', [
    'deletedUsername' => (string) ($row['username'] ?? ''),
    'deletedEmail' => (string) ($row['email'] ?? ''),
]);

$del = $pdo->prepare('DELETE FROM users WHERE id = :id');
$del->execute([':id' => $userId]);

if ($del->rowCount() !== 1) {
    http_response_code(404);
    echo json_encode(['ok' => false, 'error' => 'not_found'], JSON_UNESCAPED_UNICODE);
    exit;
}

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