public function getTransactionState() {
        if (!empty($this->refundId)) {
            $this->refundState->setChargePermissionId($this->getChargePermissionId());
            return $this->refundState;
        } elseif (!empty($this->chargeId)) {
            $this->chargeState->setChargePermissionId($this->getChargePermissionId());
            return $this->chargeState;
        } else {
            $deferred = new DeferredAuthorize\State(DeferredAuthorize\State::DEFERRED_AUTHORIZE);
            $deferred->setChargePermissionId($this->getChargePermissionId());
            return $deferred;
        }
    }