<?php
session_start();
require_once __DIR__ . '/../db/config.php';

function getCurrentUser() {
    if (!isset($_SESSION['user_id'])) {
        return null;
    }
    
    $stmt = db()->prepare("SELECT * FROM users WHERE id = ?");
    $stmt->execute([$_SESSION['user_id']]);
    return $stmt->fetch();
}

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