Nelexa\RequestDtoBundle\EventListener\RequestDtoExceptionListener

Complexity

Total Complexity

4

Size/Duplication

Total Lines	29
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	2
Bugs	1	Features	1

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
A	onKernelException()	0	17	3

<?php

declare(strict_types=1);

namespace Nelexa\RequestDtoBundle\EventListener;

use Nelexa\RequestDtoBundle\Exception\RequestDtoValidationException;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Event\ExceptionEvent;
use Symfony\Component\Serializer\SerializerInterface;

final class RequestDtoExceptionListener
{
    private SerializerInterface $serializer;

    /**
     * ExceptionListener constructor.
     */
    public function __construct(SerializerInterface $serializer)
    {
        $this->serializer = $serializer;
    }

    public function onKernelException(ExceptionEvent $event): void
    {
        $exception = $event->getThrowable();

        if ($exception instanceof RequestDtoValidationException) {
            $format = $event->getRequest()->getContentType() ?? 'json';

            if (!\in_array($format, ['json', 'xml'], true)) {
                $format = 'json';
            }

            $responseObject = (string) $this->serializer->serialize($exception, $format);
            $event->setResponse(
                new Response(
                    $responseObject,
                    $exception->getStatusCode(),
                    [...$exception->getHeaders(), 'Content-Type' => 'application/problem+' . $format]
                )
            );
        }
    }
}