Glacier/app/controllers/FormController.php

<?php

declare(strict_types=1);

namespace Glacier\Controllers;

use Glacier\Core\Response;
use Glacier\Core\View;

/**
 * CSRF 中间件演示控制器（P5 验证用，后续并入具体功能）。
 */
final class FormController
{
    public function show(array $params = []): never
    {
        Response::html(View::render('form/show.html.twig', [
            'action' => '/form',
        ]));
    }

    public function submit(array $params = []): never
    {
        $name = trim((string) ($_POST['name'] ?? ''));
        Response::html(View::render('form/success.html.twig', [
            'name' => $name,
        ]));
    }
}