/**
* Retrieve all customer tax classes as an options array.
*
* @param bool $withEmpty
* @return array
*/
public function getAllOptions($withEmpty = false)
{
if (!$this->_options) {
$filter = $this->filterBuilder->setField(TaxClass::KEY_TYPE)->setValue(\Magento\Tax\Service\V1\TaxClassServiceInterface::TYPE_CUSTOMER)->create();
$searchCriteria = $this->searchCriteriaBuilder->addFilter([$filter])->create();
$searchResults = $this->taxClassService->searchTaxClass($searchCriteria);
foreach ($searchResults->getItems() as $taxClass) {
$this->_options[] = array('value' => $taxClass->getClassId(), 'label' => $taxClass->getClassName());
}
}
if ($withEmpty) {
return array_merge(array(array('value' => '0', 'label' => __('None'))), $this->_options);
}
return $this->_options;
}
/**
* Verifies that the tax class model exists and is a customer tax class type.
*
* @param int $taxClassId The id of the tax class model to check
* @param CustomerGroup $group The original group parameters
* @return void
* @throws InputException Thrown if the tax class model is invalid
*/
protected function _verifyTaxClassModel($taxClassId, $group)
{
try {
/* @var TaxClass $taxClassData */
$taxClassData = $this->_taxClassService->getTaxClass($taxClassId);
} catch (NoSuchEntityException $e) {
throw InputException::invalidFieldValue('taxClassId', $group->getTaxClassId());
}
if ($taxClassData->getClassType() !== TaxClassServiceInterface::TYPE_CUSTOMER) {
throw InputException::invalidFieldValue('taxClassId', $group->getTaxClassId());
}
}
