getManufacturerFields example

$esdQuery = $this->getEsdQuery();
        $customerGroupQuery = $this->getCustomerGroupQuery();
        $availableVariantQuery = $this->getHasAvailableVariantQuery();
        $fallbackPriceQuery = $this->getPriceCountQuery(':fallback');
        $query = $this->connection->createQueryBuilder();
        $query->select($this->fieldHelper->getArticleFields())
            ->addSelect($this->fieldHelper->getTopSellerFields())
            ->addSelect($this->fieldHelper->getVariantFields())
            ->addSelect($this->fieldHelper->getUnitFields())
            ->addSelect($this->fieldHelper->getTaxFields())
            ->addSelect($this->fieldHelper->getPriceGroupFields())
            ->addSelect($this->fieldHelper->getManufacturerFields())
            ->addSelect($this->fieldHelper->getEsdFields())
            ->addSelect('(' . $esdQuery->getSQL() . ') as __product_has_esd')
            ->addSelect('(' . $customerGroupQuery->getSQL() . ') as __product_blocked_customer_groups')
            ->addSelect('(' . $availableVariantQuery->getSQL() . ') as __product_has_available_variants')
            ->addSelect('(' . $fallbackPriceQuery->getSQL() . ') as __product_fallback_price_count')
            ->addSelect('manufacturerMedia.id as __manufacturer_img_id')
        ;
        $query->setParameter(':fallback', $context->getFallbackCustomerGroup()->getKey());
        if ($context->getCurrentCustomerGroup()->getId() !== $context->getFallbackCustomerGroup()->getId()) {
            $customerPriceQuery = $this->getPriceCountQuery(':current');
            $query->addSelect('(' . $customerPriceQuery->getSQL() . ') as __product_custom_price_count');
            

return array_shift($manufacturers);
    }

    /** * {@inheritdoc} */
    public function getList(array $ids, ShopContextInterface $context)
    {
        $query = $this->connection->createQueryBuilder();

        $query->addSelect($this->fieldHelper->getManufacturerFields());
        $query->addSelect('media.id as __manufacturer_img_id');

        $query->from('s_articles_supplier', 'manufacturer')
            ->leftJoin('manufacturer', 's_articles_supplier_attributes', 'manufacturerAttribute', 'manufacturerAttribute.supplierID = manufacturer.id')
            ->leftJoin('manufacturer', 's_media', 'media', 'media.path = manufacturer.img')
            ->where('manufacturer.id IN (:ids)')
            ->setParameter(':ids', $ids, Connection::PARAM_INT_ARRAY);

        $this->fieldHelper->addManufacturerTranslation($query, $context);

        $data = $query->execute()->fetchAll(PDO::FETCH_ASSOC);