QueryRecord.php

<?php

namespace app\classes;

use Yii;
use yii\db\BaseActiveRecord;
use yii\db\Query;
use yii\db\ActiveQuery;
use yii\helpers\Inflector;
use yii\helpers\StringHelper;
use yii\base\NotSupportedException;

/**
 * Description of QueryRecord
 *
 * @author Misbahul D Munir <[email protected]>
 * @since 1.0
 */
abstract class QueryRecord extends BaseActiveRecord
{

    /**
     * @return Query
     */
    abstract public static function query();

    public function insert($runValidation = true, $attributes = null)
    {
        throw new NotSupportedException(__METHOD__ . ' is not supported.');
    }

    /**
     * @return ActiveQuery
     */
    public static function find()
    {
        return Yii::createObject(ActiveQuery::className(), [get_called_class()])
                ->from([Inflector::camel2id(StringHelper::basename(get_called_class()), '_') => static::query()]);
    }

    public static function getDb()
    {
        return Yii::$app->getDb();
    }

    public static function primaryKey()
    {
        return [];
    }
}