add countFriday13

namespace App\Controller;

use DateInterval;

use DatePeriod;

use DateTime;

use DateTimeImmutable;

use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;

use Symfony\Component\HttpFoundation\Response;

class HomeController extends AbstractController

{

    private function howDaysToNy(DateTimeImmutable $date): int {

        $endYear = date("Y-12-31", date_timestamp_get($date));

        $dateInterval = date_diff(new DateTimeImmutable($endYear), $date);

        return $dateInterval->format("%a") + 1;

    private function countFriday13(int $year): iterable {

        $stardDate = new DateTime("{$year}-01-01 Friday");

        $year += 1;

        $endDate = new DateTime("{$year}-01-01");

        $interval = new DateInterval('P7D');

        foreach(new DatePeriod($stardDate, $interval, $endDate) as $day) {

            yield new DateTimeImmutable($day->format("Y-m-d"));

        }

    }

    #[Route('/', name: 'home')]

    public function home(): Response

    {

        $count = $this->howDaysToNy(new DateTimeImmutable());

        return $this->render('home.html.twig', ['count' => $count]);

    #[Route('/{year}', name: 'home')]

    public function home(int $year): Response

    {

        $fridays = array();

        foreach($this->countFriday13($year) as $date) {

            $fridays[] = $date->format("Y-m-d l");

        }

        return $this->render('home.html.twig', ['fridays' => $fridays]);

    }

}

{% block body %}

    <h1>Кол-во дней до НГ: {{ count }}</h1>

    <h1>Кол-во пятниц 13 в году: {{ fridays|length }}</h1>

    {% for day in fridays %}

        <p>{{ day }}</p>

    {% endfor %}

{% endblock %}

 No newline at end of file