/**
  * @param $personId
  * @return array|string|Response
  * @throws NotFoundHttpException
  */
 public function actionChildren($personId)
 {
     $model = $this->findModel($personId);
     $children = [];
     for ($i = 0; $i < 3; $i++) {
         $child = new PersonsChildrenRecord();
         $child->PersonID = $model->ID;
         $children[] = $child;
     }
     if (($errors = $this->performAjaxValidationMultiple($children)) !== null) {
         return $errors;
     }
     if (Model::loadMultiple($children, Yii::$app->request->post())) {
         foreach ($children as $child) {
             /** @var PersonsChildrenRecord $child */
             $child->create();
         }
         return $this->redirect(['/accounts/charge-balance', 'id' => $model->account->id]);
     } else {
         return $this->render('children', ['model' => $model, 'children' => $children]);
     }
 }