<?php

declare(strict_types=1);

require_once dirname(__DIR__, 3) . '/src/App/bootstrap.php';

use App\ConfigLoader;
use App\KeycloakAuth;

session_start();

$projectRoot = dirname(__DIR__, 3);
$auth = new KeycloakAuth(ConfigLoader::load($projectRoot, 'keycloak'));
$mode = trim((string) ($_GET['mode'] ?? ''));
$loginUrl = $auth->loginUrl($mode === 'silent' ? ['prompt' => 'none'] : []);

if ($loginUrl === null) {
    http_response_code(503);
    echo 'Keycloak ist nicht konfiguriert.';
    exit;
}

header('Location: ' . $loginUrl, true, 302);
exit;