<?php
session_start();

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

require_once 'db/config.php';

$id = $_GET['id'] ?? null;

if ($id) {
    try {
        $pdo = db();
        $sql = "DELETE FROM users WHERE id = ?";
        $stmt = $pdo->prepare($sql);
        $stmt->execute([$id]);
        $_SESSION['success_message'] = 'User deleted successfully.';
    } catch (PDOException $e) {
        die("Database error: " . $e->getMessage());
    }
}

header("Location: users.php");
exit;