terrarium-web/src/Controller/EventController.php

<?php

namespace App\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\Filesystem\Filesystem;
use App\Motion\SnapshotRepository;

class EventController extends AbstractController
{
    /**
     * @Route("/events/{date}", name="events")
     */
    public function events(SnapshotRepository $snapshotRepository, string $date = null)
    {
        $date = $date ?? date('Y-m-d');

        $snapshots = $snapshotRepository->find([
            'order' => 'DESC',
        ]);

        $days = [];

        foreach ($snapshots as $snapshot) {
            $day = $snapshot->getDate()->format('d/m');

            if (!in_array($day, $days)) {
                $days[$snapshot->getDate()->format('Y-m-d')] = $day;
            }
        }

        return $this->render('events.html.twig', [
            'snapshots' => $snapshots,
            'days' => $days,
            'date' => $date,
        ]);
    }
}