public static function getValMap($attr_id)
{
$vals = AttrVal::find()->where(['attr_id' => $attr_id, 'status' => AttrVal::STATUS_ACTIVE])->orderBy('val asc')->asArray()->all();
$vals = ArrayHelper::map($vals, 'id', 'val');
return $vals;
}
public function getVal()
{
return $this->hasOne(AttrVal::className(), ['id' => 'av_id']);
}
