sfp_api_laravel_ginastica_cerebro/app/Http/Middleware/SetUserLanguage.php

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;
use Illuminate\Support\Facades\App;
use App\DTO\UserLanguageDTO;
use App\Enums\UserLanguageSource;
use Illuminate\Support\Facades\Log;

class SetUserLanguage
{
    /**
     * Handle an incoming request.
     *
     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
     */
    public function handle(Request $request, Closure $next): Response
    {
        $language = substr($request->header('Accept-Language'), 0, 2);
        try {
            $language = UserLanguageDTO::fromString($language)->language;
            App::setLocale($language);
        } catch (\InvalidArgumentException $e) {
            Log::error("message: {$e->getMessage()}");
            $language = UserLanguageSource::English;
        }
        return $next($request);
    }
}