<?php

namespace App\Controller;

use App\Dto\RegisterRequest;
use App\Entity\User;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
use Symfony\Component\Routing\Attribute\Route;
use Symfony\Component\Validator\Validator\ValidatorInterface;

final class RegisterController extends AbstractController
{
    public function __construct(
        private UserPasswordHasherInterface $passwordHasher,
        private EntityManagerInterface $entityManager,
        private ValidatorInterface $validator,
    ) {
    }

    #[Route('/api/register', name: 'api_register', methods: ['POST'])]
    public function register(Request $request): JsonResponse
    {
        $content = $request->toArray();

        $requestDto = new RegisterRequest($content['email'] ?? '', $content['password'] ?? '');
        $violations = $this->validator->validate($requestDto);

        if (\count($violations) > 0) {
            $errors = [];
            foreach ($violations as $violation) {
                $errors[$violation->getPropertyPath()][] = $violation->getMessage();
            }

            return $this->json(['errors' => $errors], 422);
        }

        $user = new User();
        $user->setEmail($requestDto->email);
        $user->setPassword($this->passwordHasher->hashPassword($user, $requestDto->password));

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

        return $this->json([
            'id' => (string) $user->getId(),
            'email' => $user->getEmail(),
        ], 201);
    }
}