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<?php
namespace Cardinity\Method;
use Cardinity\Exception;
use Cardinity\Method\MethodInterface;
use Cardinity\Method\MethodResultCollectionInterface;
use Cardinity\Method\Payment\AuthorizationInformation;
use Cardinity\Method\Payment\PaymentInstrumentCard;
use Cardinity\Method\Payment\PaymentInstrumentRecurring;
class ResultObjectMapper implements ResultObjectMapperInterface
{
/**
* Map each item in response data to instance of ResultObjectInterface
* @param array $response
* @param MethodResultCollectionInterface $method
*
* @return array
*/
public function mapCollection(array $response, MethodResultCollectionInterface $method)
{
$return = [];
foreach ($response as $item) {
$return[] = $this->map($item, $method->createResultObject());
}
return $return;
}
/**
* Map response data to instance of ResultObjectInterface
* @param array $response
* @param ResultObjectInterface $result
*
* @return ResultObjectInterface
*/
public function map(array $response, ResultObjectInterface $result)
{
foreach ($response as $field => $value) {
$method = $this->getSetterName($field);
if (!method_exists($result, $method)) {
throw new Exception\ResultObjectInterfacePropertyNotFound(
sprintf(
'Result object %s property "%s" not found.',
get_class($result),
$field
)
);
}
if ($field == 'payment_instrument') {
$value = $this->transformPaymentInstrumentValue($value, $response['payment_method']);
} elseif ($field == 'authorization_information') {
$value = $this->transformAuthorizationInformationValue($value);
}
$result->$method($value);
}
return $result;
}
/**
* Extracts camelCased setter name from underscore notation.
* Eg. my_field_name => myFieldName
* @param string $field
* @return string
*/
private function getSetterName($field)
{
$parts = explode('_', $field);
array_map('ucfirst', $parts);
$name = 'set' . implode('', $parts);
return $name;
}
/**
* Transform PaymentInstrument result array to object
* @param array $data
* @param string $method
* @return PaymentInstrumentCard|PaymentInstrumentRecurring
* @throws Exception\Runtime for unsupported methods
*/
private function transformPaymentInstrumentValue(array $data, $method)
{
if ($method == 'card') {
$instrument = new PaymentInstrumentCard();
} elseif ($method == 'recurring') {
$instrument = new PaymentInstrumentRecurring();
} else {
throw new Exception\Runtime(sprintf('Method "%s" is not supported', $method));
}
$this->map($data, $instrument);
return $instrument;
}
/**
* Transform AuthorizationInformation result array to object
* @param array $data
* @return AuthorizationInformation
*/
private function transformAuthorizationInformationValue($data)
{
$info = new AuthorizationInformation();
$this->map($data, $info);
return $info;
}
}