hiqdev / billing-hiapi

src/plan/AvailableForField.php

<?php
/**
 * API for Billing
 *
 * @link      https://github.com/hiqdev/billing-hiapi
 * @package   billing-hiapi
 * @license   BSD-3-Clause
 * @copyright Copyright (c) 2017-2018, HiQDev (http://hiqdev.com/)
 */

namespace hiqdev\billing\hiapi\plan;

use hiqdev\yii\DataMapper\query\FieldInterface;
use yii\db\Expression;

class AvailableForField implements FieldInterface
{
    public $name = 'available_for';

    public function canBeSelected()
    {
        return false;
    }

    public function isApplicable($key)
    {
        return strcasecmp($this->name, $key) === 0;
    }

    /**
     * @return string
     */
    public function getName()
    {
        return $this->name;
    }

    public function buildCondition($key, $value)
    {
        $params = [];
        if ($value['client_id']) {
            $params[':available_for_client_id'] = $value['client_id'];
            $ids_sql = '
                SELECT      tariff_id
                FROM        client2tariff
                WHERE       client_id=:available_for_client_id
            ';
        } else {
            $params[':available_for_seller'] = $value['seller'];
            $ids_sql = "
                SELECT      dst_id
                FROM        tie
                WHERE       src_id=client_id(:available_for_seller)
                        AND tag_id=type_id('tariff')
            ";
        }

        return new Expression("zt.obj_id IN ($ids_sql)", $params);

The expression return new yii\db\Expression('zt.obj_id IN ('.$ids_sql.')', $params) returns the type yii\db\Expression which is incompatible with the return type mandated by hiqdev\yii\DataMapper\query\FieldInterface::buildCondition() of array|yii\db\conditions\ConditionInterface.

    }
}