twyrael/src/Controller/ProfileManagerController.php

<?php

namespace App\Controller;

use App\Entity\User;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;

class ProfileManagerController extends AbstractController
{
    #[Route('/profile/{username}/follow', name: 'follow')]
    public function follow($username): Response
    {
        $session = $this->get('session');
        $em = $this->getDoctrine()->getManager();
        $repository_profile = $em->getRepository(User::class);
        $profile = $repository_profile->findOneBy(array('username' => $session->get('user')));
        $followuser = $repository_profile->findOneBy(array('username' => $username));
        $profile->addSubscription($followuser);
        $followuser->addFollower($profile);
        $em->persist($profile);
        $em->persist($followuser);
        $em->flush();
        return $this->redirectToRoute('profile', ['username' => $username]);
    }

    #[Route('/profile/{username}/unfollow', name: 'unfollow')]
    public function unfollow($username): Response
    {
        $session = $this->get('session');
        $em = $this->getDoctrine()->getManager();
        $repository_profile = $em->getRepository(User::class);
        $profile = $repository_profile->findOneBy(array('username' => $session->get('user')));
        $followuser = $repository_profile->findOneBy(array('username' => $username));
        $profile->removeSubscription($followuser);
        $followuser->removeFollower($profile);
        $em->persist($profile);
        $em->persist($followuser);
        $em->flush();
        return $this->redirectToRoute('profile', ['username' => $username]);
    }
}