<?php
include_once $_SERVER['DOCUMENT_ROOT'] . '/lib/config.php';

function authenticate_user(): bool
{
    session_start();
    if (!isset($_COOKIE['SECRET_TINYSOUNDS_KEY'])) {
        unset($_SESSION['user']);
        return false;
    }

    $db = new PDO(DB_URL, DB_USER, DB_PASS);

    $stmt = $db->prepare('SELECT * FROM users WHERE token = ?');
    $stmt->execute([$_COOKIE['SECRET_TINYSOUNDS_KEY']]);

    $user = $stmt->fetch(PDO::FETCH_ASSOC) ?: null;

    if (!$user) {
        unset($_COOKIE['SECRET_TINYSOUNDS_KEY']);
        unset($_SESSION['user']);
        return false;
    }

    $stmt = $db->prepare('SELECT * FROM user_connections WHERE user_id = ?');
    $stmt->execute([$user['id']]);

    $user['connections'] = $stmt->fetchAll(PDO::FETCH_ASSOC);

    $_SESSION['user'] = $user;
    return true;
}