/**
* Finds the Participant model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Participant the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Participant::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
public function actionDelete($shift_id, $user_id)
{
if (!$this->isEventActive($shift_id)) {
Yii::$app->session->addFlash("error", "Closed events cannot be modified.");
return $this->goBack();
}
$model = Participant::findOne(['shift_id' => $shift_id, 'user_id' => $user_id])->delete();
return $this->redirect(['/shift/view', 'id' => $shift_id]);
}