<?php

declare(strict_types=1);

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Str;
use Symfony\Component\HttpFoundation\Response;

final class AssignRequestId
{
    public const ATTRIBUTE = 'request_id';

    public function handle(Request $request, Closure $next): Response
    {
        $incoming = $request->headers->get('X-Request-Id');
        $requestId = is_string($incoming) && preg_match('/^[A-Za-z0-9_-]{1,64}$/', $incoming) === 1
            ? $incoming
            : (string) Str::uuid();

        $request->attributes->set(self::ATTRIBUTE, $requestId);

        /** @var Response $response */
        $response = $next($request);
        $response->headers->set('X-Request-Id', $requestId);

        return $response;
    }
}