Serve a S3 file via an HTTP server

composer require innmind/s3 '~5.0'

use Innmind\Framework\{
    Application,
    Main\Http,
    Http\Route,
};
use Innmind\DI\Service;
use Innmind\S3;
use Innmind\Filesystem\{
    Adapter,
    Name,
};
use Innmind\Http\{
    ServerRequest,
    Response,
    Response\StatusCode,
    Headers,
    Header\ContentType,
};
use Innmind\MediaType\MediaType;
use Innmind\Url\Url;
use Innmind\Immutable\Attempt;

enum Services implements Service
{
    case s3;
    case serve;
}

new class extends Http {
    protected function configure(Application $app): Application
    {
        return $app
            ->service(Services::s3, static fn($_, $os) => S3\Filesystem\Adapter::of(
                S3\Factory::of($os)->build(
                    Url::of('https://acces_key:acces_secret@bucket-name.s3.region-name.scw.cloud/'),
                    S3\Region::of('region-name'),
                ),
            ))
            ->service(Services::serve, static fn($get) => new class($get('s3')) {
                public function __construct(private Adapter $s3){}

                public function __invoke(ServerRequest $request): Attempt
                {
                    return Attempt::result(
                        $this
                            ->s3
                            ->get(Name::of('some file.txt'))
                            ->match(
                                static fn($file) => Response::of(
                                    StatusCode::ok,
                                    $request->protocolVersion(),
                                    Headers::of(ContentType::of(new MediaType(
                                        $file->mediaType()->topLevel(),
                                        $file->mediaType()->subType(),
                                    ))),
                                    $file->content(),
                                ),
                                static fn() => Response::of(
                                    StatusCode::notFound,
                                    $request->protocolVersion(),
                                ),
                            ),
                    );
                }
            })
            ->route(Route::get(
                '/',
                Services::serve,
            ));
    }
};

Tip

Head to the framework chapter to learn how to call this server.