/**
* Adds a user to the group. This function will skip if the user is already
* a member of the group.
* @param User $user user id or user model
* @param type $isManager
*/
public function addUser($user, $isManager = false)
{
if ($this->isMember($user)) {
return;
}
$userId = $user instanceof User ? $user->id : $user;
$newGroupUser = new GroupUser();
$newGroupUser->user_id = $userId;
$newGroupUser->group_id = $this->id;
$newGroupUser->created_at = new \yii\db\Expression('NOW()');
$newGroupUser->created_by = Yii::$app->user->id;
$newGroupUser->is_group_manager = $isManager;
$newGroupUser->save();
}
