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

if(isset($_SESSION['user_id'])) {
    echo json_encode(["status" => "aktif", "username" => $_SESSION['username']]);
} else {
    http_response_code(401);
    echo json_encode(["status" => "tidak_aktif", "error" => "Sesi kedaluwarsa atau belum login."]);
}
?>