<?php

declare(strict_types=1);

namespace App\Controller;

use App\Entity\User;
use App\Form\RegistrationFormType;
use App\Repository\UserRepository;
use App\Security\EmailVerifier;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bridge\Twig\Mime\TemplatedEmail;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Bundle\SecurityBundle\Security;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
use Symfony\Component\Routing\Attribute\Route;
use Symfony\Contracts\Translation\TranslatorInterface;
use SymfonyCasts\Bundle\VerifyEmail\Exception\VerifyEmailExceptionInterface;

final class RegistrationController extends AbstractController
{
    public function __construct(private readonly EmailVerifier $emailVerifier, private readonly TranslatorInterface $translator) {}

    #[Route('/register', name: 'app_register')]
    public function register(
        Request $request,
        UserPasswordHasherInterface $userPasswordHasher,
        Security $security,
        EntityManagerInterface $entityManager,
    ): Response {
        $user = new User();
        $form = $this->createForm(RegistrationFormType::class, $user);
        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            /** @var string $plainPassword */
            $plainPassword = $form->get('plainPassword')->getData();

            $user->setPassword($userPasswordHasher->hashPassword($user, $plainPassword));

            $entityManager->persist($user);
            $entityManager->flush();

            // generate a signed url and email it to the user
            $this->emailVerifier->sendEmailConfirmation('app_verify_email', $user,
                (new TemplatedEmail())
                    ->to((string) $user->getEmail())
                    ->subject($this->translator->trans('Please Confirm your Email'))
                    ->htmlTemplate('backoffice/registration/confirmation_email.html.twig'),
            );

            $response = $security->login($user, 'form_login', 'main');
            \assert($response instanceof Response);

            return $response;
        }

        return $this->render('backoffice/registration/register.html.twig', [
            'registrationForm' => $form,
        ]);
    }

    #[Route('/verify/email', name: 'app_verify_email')]
    public function verifyUserEmail(Request $request, TranslatorInterface $translator, UserRepository $userRepository): Response
    {
        $id = $request->query->get('id');

        if (null === $id) {
            return $this->redirectToRoute('app_register');
        }

        $user = $userRepository->find($id);

        if (null === $user) {
            return $this->redirectToRoute('app_register');
        }

        // validate email confirmation link, sets User::isVerified=true and persists
        try {
            $this->emailVerifier->handleEmailConfirmation($request, $user);
        } catch (VerifyEmailExceptionInterface $verifyEmailException) {
            $this->addFlash('verify_email_error', $translator->trans($verifyEmailException->getReason(), [], 'VerifyEmailBundle'));

            return $this->redirectToRoute('app_register');
        }

        $this->addFlash('success', $this->translator->trans('Your email address has been verified.'));

        return $this->redirectToRoute('app_backoffice_index');
    }
}