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<?php
namespace Commercetools\Core\Request;
use Commercetools\Core\Request\Query\MultiParameter;
use Commercetools\Core\Request\Query\OrderedMultiParameter;
use Commercetools\Core\Request\Query\ParameterInterface;
trait SortTrait
{
abstract public function addParamObject(ParameterInterface $param);
abstract public function getParamCount();
public function sort($sort)
{
if (!is_null($sort)) {
$this->addParamObject(new OrderedMultiParameter('sort', $sort, $this->getParamCount()));
}
return $this;
}
}