private void ChangeStreet(int?streetId)
 {
     HouseList.Clear();
     if (!streetId.HasValue)
     {
         return;
     }
     foreach (var house in _requestService.GetHouses(streetId.Value).OrderBy(s => s.Building?.PadLeft(6, '0')).ThenBy(s => s.Corpus?.PadLeft(6, '0')))
     {
         HouseList.Add(house);
     }
     OnPropertyChanged(nameof(HouseList));
 }