/**
* Удалить узел
* @param $position_id
* @param $user_id
* @return false|int
* @throws \Exception
*/
private function deleteNode($position_id, $user_id)
{
$nodeModel = ProjectPositionUser::find()->where('project_id=:project_id AND position_id=:position_id AND user_id=:user_id', ['project_id' => $this->id, 'position_id' => $position_id, 'user_id' => $user_id])->one();
return $nodeModel->delete();
}
