yii\db\Query::andWhere PHP Method

    public function andWhere($condition, $params = [])
    {
        if ($this->where === null) {
            $this->where = $condition;
        } else {
            $this->where = ['and', $this->where, $condition];
        }
        $this->addParams($params);
        return $this;
    }

 public function actionRegion($id = null)
 {
     if ($id) {
         $model = Geo::getOne($id);
         //получчаем количество розничных точек в регионе
         $col_apteki = Apteki::find()->where(['region_id' => $id])->count();
         //получаем количество Юр.лиц
         $col_ur_l = RegionUrL::find()->where(['id_reg' => $id])->count();
         $db = new Query();
         $db->from('region_ur_l');
         $db->InnerJoin('ur_l', 'id_ur = ur_l.id');
         $db->andWhere(['=', 'id_reg', $id]);
         $db->andWhere(['=', 'ur_l.regional_id', $model['regional_id']]);
         $col_ur_l_regpred = $db->count();
         //  $col_ur_l_regpred = RegionUrL::find()->where(['id_reg' => $id])->andWhere(['$model'=>])->count();
     } else {
         $model = Geo::getAll();
     }
     $region = new Geo();
     if ($_POST['Geo']) {
         $model->attributes = $_POST['Geo'];
         if ($model->validate() && $model->save()) {
             return $this->render('/edit/region', ['model' => $model, 'region' => $region, 'ok' => 1, 'col_apteki' => $col_apteki, 'col_ur_l' => $col_ur_l, 'col_ur_l_regpred' => $col_ur_l_regpred]);
         }
     }
     if ($id) {
         return $this->render('/edit/region', ['model' => $model, 'col_apteki' => $col_apteki, 'col_ur_l' => $col_ur_l, 'col_ur_l_regpred' => $col_ur_l_regpred]);
     } else {
         return $this->render('region', ['model' => $model]);
     }
 }