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

require_once __DIR__.'/db_conn.php';

if (empty($_SESSION['login'])) {
    echo json_encode(['status'=>'error','message'=>'로그인 필요']);
    exit;
}

$id      = (int)($_POST['commentId'] ?? 0);
$content = trim($_POST['comment'] ?? '');

if ($id < 1 || $content === '') {
    echo json_encode(['status'=>'error','message'=>'잘못된 요청']);
    exit;
}

// 본인 댓글만 수정
$stmt = $pdo->prepare("
    UPDATE kngil.qa_comments
       SET content = :content,
           mdt_dt = NOW()
     WHERE comment_id = :id
       AND commenter = :user
");
$stmt->execute([
    ':content' => $content,
    ':id'      => $id,
    ':user'    => $_SESSION['login']['user_id']
]);

echo json_encode(['status'=>'ok']);