<?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);
$userId = $_SESSION['login']['user_id'];

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

// 관리자 or 본인
$isAdmin = function_exists('is_qna_admin') && is_qna_admin();

$sql = $isAdmin
    ? "DELETE FROM kngil.qa_comments WHERE comment_id = :id"
    : "DELETE FROM kngil.qa_comments WHERE comment_id = :id AND commenter = :user";

$stmt = $pdo->prepare($sql);
$params = [':id'=>$id];
if (!$isAdmin) $params[':user'] = $userId;

$stmt->execute($params);

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