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<?php
declare(strict_types=1);
namespace Nsfisis\TinyPhpHttpd\PhpConKagawa2025;
use Psr\Http\Message\ResponseFactoryInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\StreamFactoryInterface;
use Psr\Http\Server\RequestHandlerInterface;
final readonly class CookieEatHandler implements RequestHandlerInterface
{
public function __construct(
private ResponseFactoryInterface $responseFactory,
private StreamFactoryInterface $streamFactory,
) {
}
public function handle(ServerRequestInterface $request): ResponseInterface
{
$cookies = $request->getCookieParams();
$orders = [];
if (isset($cookies['order']) && $cookies['order'] !== '') {
$orders = explode(',', $cookies['order']);
}
if (count($orders) > 0) {
$orderList = '<ul>';
foreach ($orders as $order) {
$orderList .= '<li>' . htmlspecialchars($order) . '</li>';
}
$orderList .= '</ul>';
$message = '<p>ごちそうさまでした。</p>';
} else {
$orderList = '';
$message = '<p>注文がありません。</p>';
}
$body = <<<HTML
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>いただきます</title>
</head>
<body>
<div class="container">
<h1>いただきます</h1>
{$orderList}
{$message}
<a href="/phpcon-kagawa-2025/cookie/">もう一度注文する</a>
</div>
</body>
</html>
HTML;
return $this->responseFactory->createResponse(200)
->withHeader('Content-Type', 'text/html; charset=UTF-8')
->withHeader('Set-Cookie', 'order=; Max-Age=0; path=/')
->withBody($this->streamFactory->createStream($body));
}
}
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