Set Laravel language automatically and save to cookies

SetLanguageMiddleware.php

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Support\Facades\Cookie;
use Illuminate\Support\Facades\Lang;
use Illuminate\Support\Str;

class SetLanguageMiddleware
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        // Store the locale in cookie if it's in the request
        if($request->has('locale')) {
            Cookie::queue('locale', $request->get('locale'), 60 * 24 * 365);
        }

        // Determine the locale
        $locale = $request->get('locale') ?? $request->cookie('locale') ?? substr($request->getPreferredLanguage(), 0, 2);

        Lang::setLocale($locale);

        return $next($request);
    }
}