/**
* @return \yii\db\ActiveQuery
*/
public function getCandidates()
{
return $this->hasMany(Candidate::className(), ['election_id' => 'id']);
}
/**
* Adds a candidate.
* @param integer $userId
* @param integer $electionId
* @return mixed
*/
public function actionAddCandidate($userId, $electionId)
{
$candidate = new Candidate();
$candidate->election_id = $electionId;
$candidate->user_id = $userId;
$candidate->save();
return $this->redirect(['add-candidate-list', 'electionId' => $electionId]);
}