ldc-nature-and-respect/app/Http/Controllers/Bo/DashboardController.php

<?php

namespace App\Http\Controllers\Bo;

use App\Http\Controllers\Controller;
use Illuminate\Http\RedirectResponse;

class DashboardController extends Controller
{
    /**
     * Dashboard Page
     *
     * @return \Illuminate\Contracts\View\View
     */
    public function index()
    {
        return view('bo.pages.dashboard');
    }

    /**
     * Chagne current locale on BO.
     *
     * @param string $lang
     * @return \Illuminate\Http\RedirectResponse
     */
    public function changeLang(string $lang): RedirectResponse
    {
        if (!\in_array($lang, config('app.locales'))) {
            $lang = config('app.fallback_locale');
        }
        session()->put('lang', $lang);
        return redirect()->back();
    }
}