/**
* @param Struct\Customer\Group $customerGroup
* @param Struct\Country\Area $area
* @param Struct\Country $country
* @param Struct\Country\State $state
* @return \Doctrine\DBAL\Query\QueryBuilder
*/
private function getAreaQuery(Struct\Customer\Group $customerGroup = null, Struct\Country\Area $area = null, Struct\Country $country = null, Struct\Country\State $state = null)
{
$query = $this->connection->createQueryBuilder();
$query->select($this->fieldHelper->getTaxRuleFields());
$query->from('s_core_tax_rules', 'taxRule');
$areaId = $area ? $area->getId() : null;
$countryId = $country ? $country->getId() : null;
$stateId = $state ? $state->getId() : null;
$query->andWhere('(taxRule.areaID = :area OR taxRule.areaID IS NULL)')->setParameter(':area', $areaId);
$query->andWhere('(taxRule.countryID = :country OR taxRule.countryID IS NULL)')->setParameter(':country', $countryId);
$query->andWhere('(taxRule.stateID = :state OR taxRule.stateID IS NULL)')->setParameter(':state', $stateId);
$query->andWhere('(taxRule.customer_groupID = :customerGroup OR taxRule.customer_groupID IS NULL)')->setParameter(':customerGroup', $customerGroup->getId());
$query->andWhere('taxRule.groupID = :taxId')->andWhere('taxRule.active = 1');
$query->orderBy('taxRule.customer_groupID', 'DESC')->addOrderBy('taxRule.areaID', 'DESC')->addOrderBy('taxRule.countryID', 'DESC')->addOrderBy('taxRule.stateID', 'DESC');
$query->setFirstResult(0)->setMaxResults(1);
return $query;
}