<?php
session_start();
include("db.php");

// ตรวจสอบการล็อกอิน
if (!isset($_SESSION['user_id'])) {
    header("Location: login.php");
    exit;
}

$user_id = $_SESSION['user_id'];
$username = $_SESSION['username'];
$role = $_SESSION['role'];
$u_name = $_SESSION['u_name'];

// สำหรับกลุ่ม: ดึงข้อมูลเพิ่มเติม
$group_name = "";
if ($role == 'group') {
    $result = mysqli_query($conn, "SELECT group_name FROM groups WHERE user_id = $user_id");
    if ($row = mysqli_fetch_assoc($result)) {
        $group_name = $row['group_name'];
    }
}