/*
* Copyright 2014-2016 Groupon, Inc
* Copyright 2014-2016 The Billing Project, LLC
*
* The Billing Project licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.killbill.billing.payment.core.sm.payments;
import java.util.List;
import java.util.UUID;
import javax.annotation.Nullable;
import org.killbill.automaton.OperationException;
import org.killbill.automaton.OperationResult;
import org.killbill.automaton.State;
import org.killbill.billing.ErrorCode;
import org.killbill.billing.payment.api.PaymentApiException;
import org.killbill.billing.payment.core.sm.PaymentAutomatonDAOHelper;
import org.killbill.billing.payment.core.sm.PaymentStateContext;
import org.killbill.billing.payment.dao.PaymentTransactionModelDao;
import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
public class ChargebackInitiated extends PaymentLeavingStateCallback {
public ChargebackInitiated(final PaymentAutomatonDAOHelper daoHelper, final PaymentStateContext paymentStateContext) throws PaymentApiException {
super(daoHelper, paymentStateContext);
}
@Override
public void leavingState(final State oldState) throws OperationException {
// Sanity: chargeback reversals can only happen after a successful chargeback
if (OperationResult.FAILURE.equals(paymentStateContext.getOverridePluginOperationResult())) {
final List<PaymentTransactionModelDao> paymentTransactionsForCurrentPayment = paymentStateContext.getPaymentId() != null ?
daoHelper.getPaymentDao().getTransactionsForPayment(paymentStateContext.getPaymentId(), paymentStateContext.getInternalCallContext()) :
ImmutableList.<PaymentTransactionModelDao>of();
final Iterable<PaymentTransactionModelDao> existingPaymentTransactionsForTransactionIdOrKey = filterExistingPaymentTransactionsForTransactionIdOrKey(paymentTransactionsForCurrentPayment, paymentStateContext.getTransactionId(), paymentStateContext.getPaymentTransactionExternalKey());
if (Iterables.<PaymentTransactionModelDao>isEmpty(existingPaymentTransactionsForTransactionIdOrKey)) {
// Chargeback reversals can only happen after a successful chargeback
throw new OperationException(new PaymentApiException(ErrorCode.PAYMENT_NO_SUCH_SUCCESS_PAYMENT, paymentStateContext.getPaymentId()));
}
}
super.leavingState(oldState);
}
private Iterable<PaymentTransactionModelDao> filterExistingPaymentTransactionsForTransactionIdOrKey(final Iterable<PaymentTransactionModelDao> paymentTransactionsForCurrentPayment, @Nullable final UUID paymentTransactionId, @Nullable final String paymentTransactionExternalKey) {
return Iterables.filter(paymentTransactionsForCurrentPayment, new Predicate<PaymentTransactionModelDao>() {
@Override
public boolean apply(final PaymentTransactionModelDao input) {
if (paymentTransactionId != null && input.getId().equals(paymentTransactionId)) {
return true;
}
if (paymentTransactionExternalKey != null && input.getTransactionExternalKey().equals(paymentTransactionExternalKey)) {
return true;
}
return false;
}
});
}
}