public function setPricingGridColumns($beginning_column_id, $final_column_id = null)
 {
     $pricing_grid_columns_ids_arr = [];
     /**
      * @var $beginning_column_model \App\Models\PricingGridColumnModel
      */
     $beginning_column_model = \App\Models\PricingGridColumnModel::find($beginning_column_id);
     \App\Helpers\Assistant::assertModel($beginning_column_model, 'Не найдено модели PricingGridColumnModel с идентификатором ID#' . $beginning_column_id);
     $pricing_grid_model = $beginning_column_model->pricing_grid();
     \App\Helpers\Assistant::assertModel($pricing_grid_model, 'Не найдено связанной модели PricingGridModel с моделью PricingGridColumnModel ID#' . $beginning_column_id);
     $pricing_grid_columns_ids_arr[] = $beginning_column_model->id;
     $final_column_id = intval($final_column_id);
     if ($final_column_id) {
         $pricing_grid_columns_models = $pricing_grid_model->columns();
         \App\Helpers\Assistant::assertNotEmpty($pricing_grid_columns_models, 'Модель PricingGridModel ID#' . $pricing_grid_model->id . ' не имеет ценовых колонок');
         foreach ($pricing_grid_columns_models as $pricing_grid_column_model) {
             $pricing_grid_columns_ids_arr[] = $pricing_grid_column_model->id;
             if ($pricing_grid_column_model->id = $final_column_id) {
                 break;
             }
         }
         \App\Helpers\Assistant::assert(in_array($final_column_id, $pricing_grid_columns_ids_arr));
     }
     $this->pricing_grid_columns()->attach($pricing_grid_columns_ids_arr);
     return true;
 }