<?php

declare(strict_types=1);

/*
 * Chill is a software for social workers
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace Chill\DocStoreBundle\Controller;

use Chill\DocStoreBundle\AsyncUpload\Exception\TempUrlGeneratorException;
use Chill\DocStoreBundle\AsyncUpload\TempUrlGeneratorInterface;
use Chill\DocStoreBundle\Security\Authorization\AsyncUploadVoter;
use Psr\Log\LoggerInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\Security\Core\Security;
use Symfony\Component\Serializer\Normalizer\AbstractNormalizer;
use Symfony\Component\Serializer\SerializerInterface;

final readonly class AsyncUploadController
{
    public function __construct(
        private TempUrlGeneratorInterface $tempUrlGenerator,
        private SerializerInterface $serializer,
        private Security $security,
        private LoggerInterface $logger,
    ) {}

    /**
     * @Route("/asyncupload/temp_url/generate/{method}",
     *       name="async_upload.generate_url")
     */
    public function getSignedUrl(string $method, Request $request): JsonResponse
    {
        try {
            switch (strtolower($method)) {
                case 'post':
                    $p = $this->tempUrlGenerator
                        ->generatePost(
                            $request->query->has('expires_delay') ? $request->query->getInt('expires_delay') : null,
                            $request->query->has('submit_delay') ? $request->query->getInt('submit_delay') : null
                        )
                    ;
                    break;
                case 'get':
                case 'head':
                    $object_name = $request->query->get('object_name', null);

                    if (null === $object_name) {
                        return (new JsonResponse((object) [
                            'message' => 'the object_name is null',
                        ]))
                            ->setStatusCode(JsonResponse::HTTP_BAD_REQUEST);
                    }
                    $p = $this->tempUrlGenerator->generate(
                        $method,
                        $object_name,
                        $request->query->has('expires_delay') ? $request->query->getInt('expires_delay') : null
                    );
                    break;
                default:
                    return (new JsonResponse((object) ['message' => 'the method '
                        ."{$method} is not valid"]))
                        ->setStatusCode(JsonResponse::HTTP_BAD_REQUEST);
            }
        } catch (TempUrlGeneratorException $e) {
            $this->logger->warning('The client requested a temp url'
                .' which sparkle an error.', [
                    'message' => $e->getMessage(),
                    'expire_delay' => $request->query->getInt('expire_delay', 0),
                    'file_count' => $request->query->getInt('file_count', 1),
                    'method' => $method,
                ]);

            $p = new \stdClass();
            $p->message = $e->getMessage();
            $p->status = JsonResponse::HTTP_BAD_REQUEST;

            return new JsonResponse($p, JsonResponse::HTTP_BAD_REQUEST);
        }

        if (!$this->security->isGranted(AsyncUploadVoter::GENERATE_SIGNATURE, $p)) {
            throw new AccessDeniedHttpException('not allowed to generate this signature');
        }

        return new JsonResponse(
            $this->serializer->serialize($p, 'json', [AbstractNormalizer::GROUPS => ['read']]),
            Response::HTTP_OK,
            [],
            true
        );
    }
}