CreateAUserAction.php

<?php

namespace App\Application;

use App\Domain\CreateAUserHandler;
use App\Domain\CreateAUserInput;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Validator\Validator\ValidatorInterface;

final class CreateAUserAction
{
    private ValidatorInterface $validator;
    private CreateAUserHandler $handler;

    public function __construct(ValidatorInterface $validator, CreateAUserHandler $handler)
    {
        $this->validator = $validator;
        $this->handler = $handler;
    }

    /**
     * @Route("/users", name="user_post", methods={"POST"}))
     */
    public function __invoke(Request $request)
    {
        $payload = new CreateAUserPayload($request->request('name'), $request->request('age'));

        $errors = $this->validator->validate($payload);

        if ($errors->count() > 0) {
            throw new BadRequestHttpException("Invalid payload blabla...");
        }

        $input = new CreateAUserInput($payload->name, $payload->age);

        $output = $this->handler->execute($input);

        return new JsonResponse([
            'id' => $output->getId(),
            'name' => $output->getName(),
            'age' => $output->getAge(),
        ], 201);
    }
}