public function index()
 {
     if (Auth::user()->typeuser_id == 1) {
         $messages = AdvertMessage::orderBy('created_at', 'desc')->paginate(30);
         return view('admin.mensagens.index', compact('messages'));
     } else {
         $user = Auth::user();
         $messages = AdvertMessage::where('id_user', $user->id)->orderBy('visto', 'asc')->paginate(30);
         return view('admin.mensagens.index', compact('messages'));
     }
 }