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/*
* Copyright 2010-2013 Ning, Inc.
* Copyright 2014 Groupon, Inc
* Copyright 2014 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.provider;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import org.killbill.billing.catalog.api.Currency;
import org.killbill.billing.payment.api.PaymentMethodPlugin;
import org.killbill.billing.payment.api.PluginProperty;
import org.killbill.billing.payment.api.TransactionType;
import org.killbill.billing.payment.plugin.api.GatewayNotification;
import org.killbill.billing.payment.plugin.api.HostedPaymentPageFormDescriptor;
import org.killbill.billing.payment.plugin.api.NoOpPaymentPluginApi;
import org.killbill.billing.payment.plugin.api.PaymentMethodInfoPlugin;
import org.killbill.billing.payment.plugin.api.PaymentPluginApiException;
import org.killbill.billing.payment.plugin.api.PaymentPluginStatus;
import org.killbill.billing.payment.plugin.api.PaymentTransactionInfoPlugin;
import org.killbill.billing.util.callcontext.CallContext;
import org.killbill.billing.util.callcontext.TenantContext;
import org.killbill.billing.util.entity.DefaultPagination;
import org.killbill.billing.util.entity.Pagination;
import org.killbill.clock.Clock;
import com.google.common.base.Predicate;
import com.google.common.collect.Collections2;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.google.inject.Inject;
public class DefaultNoOpPaymentProviderPlugin implements NoOpPaymentPluginApi {
private static final String PLUGIN_NAME = "__NO_OP__";
private final AtomicBoolean makeNextInvoiceFailWithError = new AtomicBoolean(false);
private final AtomicBoolean makeNextInvoiceFailWithException = new AtomicBoolean(false);
private final AtomicBoolean makeAllInvoicesFailWithError = new AtomicBoolean(false);
private final Map> payments = new ConcurrentHashMap>();
private final Map> paymentMethods = new ConcurrentHashMap>();
private final Clock clock;
@Inject
public DefaultNoOpPaymentProviderPlugin(final Clock clock) {
this.clock = clock;
clear();
}
@Override
public void clear() {
makeNextInvoiceFailWithException.set(false);
makeAllInvoicesFailWithError.set(false);
makeNextInvoiceFailWithError.set(false);
}
@Override
public void makeNextPaymentFailWithError() {
makeNextInvoiceFailWithError.set(true);
}
@Override
public void makeNextPaymentFailWithException() {
makeNextInvoiceFailWithException.set(true);
}
@Override
public void makeAllInvoicesFailWithError(final boolean failure) {
makeAllInvoicesFailWithError.set(failure);
}
@Override
public PaymentTransactionInfoPlugin authorizePayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final BigDecimal amount, final Currency currency, final Iterable properties, final CallContext context)
throws PaymentPluginApiException {
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.AUTHORIZE, amount, currency);
}
@Override
public PaymentTransactionInfoPlugin capturePayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final BigDecimal amount, final Currency currency, final Iterable properties, final CallContext context)
throws PaymentPluginApiException {
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.CAPTURE, amount, currency);
}
@Override
public PaymentTransactionInfoPlugin purchasePayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final BigDecimal amount, final Currency currency, final Iterable properties, final CallContext context) throws PaymentPluginApiException {
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.PURCHASE, amount, currency);
}
@Override
public PaymentTransactionInfoPlugin voidPayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final Iterable properties, final CallContext context)
throws PaymentPluginApiException {
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.VOID, BigDecimal.ZERO, null);
}
@Override
public PaymentTransactionInfoPlugin creditPayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final BigDecimal amount, final Currency currency, final Iterable properties, final CallContext context)
throws PaymentPluginApiException {
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.CREDIT, amount, currency);
}
@Override
public List getPaymentInfo(final UUID kbAccountId, final UUID kbPaymentId, final Iterable properties, final TenantContext context) throws PaymentPluginApiException {
return payments.get(kbPaymentId.toString());
}
@Override
public Pagination searchPayments(final String searchKey, final Long offset, final Long limit, final Iterable properties, final TenantContext tenantContext) throws PaymentPluginApiException {
final List flattenedTransactions = ImmutableList.copyOf(Iterables.concat(payments.values()));
final Collection filteredTransactions = Collections2.filter(flattenedTransactions,
new Predicate() {
@Override
public boolean apply(final PaymentTransactionInfoPlugin input) {
return (input.getKbPaymentId() != null && input.getKbPaymentId().toString().equals(searchKey)) ||
(input.getFirstPaymentReferenceId() != null && input.getFirstPaymentReferenceId().contains(searchKey)) ||
(input.getSecondPaymentReferenceId() != null && input.getSecondPaymentReferenceId().contains(searchKey));
}
}
);
final ImmutableList allResults = ImmutableList.copyOf(filteredTransactions);
final List results;
if (offset >= allResults.size()) {
results = ImmutableList.of();
} else if (offset + limit > allResults.size()) {
results = allResults.subList(offset.intValue(), allResults.size());
} else {
results = allResults.subList(offset.intValue(), offset.intValue() + limit.intValue());
}
return new DefaultPagination(offset, limit, (long) results.size(), (long) payments.values().size(), results.iterator());
}
@Override
public void addPaymentMethod(final UUID kbAccountId, final UUID kbPaymentMethodId, final PaymentMethodPlugin paymentMethodProps, final boolean setDefault, final Iterable properties, final CallContext context) throws PaymentPluginApiException {
final PaymentMethodPlugin realWithID = new DefaultNoOpPaymentMethodPlugin(kbPaymentMethodId, paymentMethodProps);
List pms = paymentMethods.get(kbPaymentMethodId.toString());
if (pms == null) {
pms = new LinkedList();
paymentMethods.put(kbPaymentMethodId.toString(), pms);
}
pms.add(realWithID);
}
@Override
public void deletePaymentMethod(final UUID kbAccountId, final UUID kbPaymentMethodId, final Iterable properties, final CallContext context) throws PaymentPluginApiException {
PaymentMethodPlugin toBeDeleted = null;
final List pms = paymentMethods.get(kbPaymentMethodId.toString());
if (pms != null) {
for (final PaymentMethodPlugin cur : pms) {
if (cur.getExternalPaymentMethodId().equals(kbPaymentMethodId.toString())) {
toBeDeleted = cur;
break;
}
}
}
if (toBeDeleted != null) {
pms.remove(toBeDeleted);
}
}
@Override
public PaymentMethodPlugin getPaymentMethodDetail(final UUID kbAccountId, final UUID kbPaymentMethodId, final Iterable properties, final TenantContext context) throws PaymentPluginApiException {
final List paymentMethodPlugins = paymentMethods.get(kbPaymentMethodId.toString());
if (paymentMethodPlugins == null || paymentMethodPlugins.isEmpty()) {
return null;
} else {
return paymentMethodPlugins.get(0);
}
}
@Override
public void setDefaultPaymentMethod(final UUID kbAccountId, final UUID kbPaymentMethodId, final Iterable properties, final CallContext context) throws PaymentPluginApiException {
}
@Override
public List getPaymentMethods(final UUID kbAccountId, final boolean refreshFromGateway, final Iterable properties, final CallContext context) {
return ImmutableList.of();
}
@Override
public Pagination searchPaymentMethods(final String searchKey, final Long offset, final Long limit, final Iterable properties, final TenantContext tenantContext) throws PaymentPluginApiException {
final ImmutableList allResults = ImmutableList.copyOf(Iterables.filter(Iterables.concat(paymentMethods.values()), new Predicate() {
@Override
public boolean apply(final PaymentMethodPlugin input) {
return input.getKbPaymentMethodId().toString().equals(searchKey);
}
}));
final List results;
if (offset >= allResults.size()) {
results = ImmutableList.of();
} else if (offset + limit > allResults.size()) {
results = allResults.subList(offset.intValue(), allResults.size());
} else {
results = allResults.subList(offset.intValue(), offset.intValue() + limit.intValue());
}
return new DefaultPagination(offset, limit, (long) results.size(), (long) paymentMethods.values().size(), results.iterator());
}
@Override
public void resetPaymentMethods(final UUID kbAccountId, final List paymentMethods, final Iterable properties, final CallContext callContext) {
}
@Override
public HostedPaymentPageFormDescriptor buildFormDescriptor(final UUID kbAccountId, final Iterable customFields, final Iterable properties, final CallContext callContext) {
return null;
}
@Override
public GatewayNotification processNotification(final String notification, final Iterable properties, final CallContext callContext) throws PaymentPluginApiException {
return null;
}
@Override
public PaymentTransactionInfoPlugin refundPayment(final UUID kbAccountId, final UUID kbPaymentId, final UUID kbTransactionId, final UUID kbPaymentMethodId, final BigDecimal refundAmount, final Currency currency, final Iterable properties, final CallContext context) throws PaymentPluginApiException {
final List transactions = getPaymentInfo(kbAccountId, kbPaymentId, properties, context);
if (transactions == null || transactions.size() == 0) {
throw new PaymentPluginApiException("", String.format("No payment found for payment id %s (plugin %s)", kbPaymentId.toString(), PLUGIN_NAME));
}
final Iterable refundTransactions = Iterables.filter(transactions, new Predicate() {
@Override
public boolean apply(final PaymentTransactionInfoPlugin input) {
return input.getTransactionType() == TransactionType.REFUND;
}
});
BigDecimal maxAmountRefundable = BigDecimal.ZERO;
for (PaymentTransactionInfoPlugin cur : refundTransactions) {
maxAmountRefundable = maxAmountRefundable.add(cur.getAmount());
}
if (maxAmountRefundable.compareTo(refundAmount) < 0) {
throw new PaymentPluginApiException("", String.format("Refund amount of %s for payment id %s is bigger than the payment amount %s (plugin %s)",
refundAmount, kbPaymentId.toString(), maxAmountRefundable, PLUGIN_NAME));
}
return getInternalNoopPaymentInfoResult(kbPaymentId, kbTransactionId, TransactionType.REFUND, refundAmount, currency);
}
private PaymentTransactionInfoPlugin getInternalNoopPaymentInfoResult(final UUID kbPaymentId, final UUID kbTransactionId, final TransactionType transactionType, final BigDecimal amount, final Currency currency) throws PaymentPluginApiException {
if (makeNextInvoiceFailWithException.getAndSet(false)) {
throw new PaymentPluginApiException("", "test error");
}
final PaymentPluginStatus status = (makeAllInvoicesFailWithError.get() || makeNextInvoiceFailWithError.getAndSet(false)) ? PaymentPluginStatus.ERROR : PaymentPluginStatus.PROCESSED;
BigDecimal totalAmount = amount;
List paymentTransactionInfoPlugins = payments.get(kbPaymentId.toString());
if (paymentTransactionInfoPlugins == null) {
paymentTransactionInfoPlugins = new ArrayList();
payments.put(kbPaymentId.toString(), paymentTransactionInfoPlugins);
}
final PaymentTransactionInfoPlugin result = new DefaultNoOpPaymentInfoPlugin(kbPaymentId, kbTransactionId, transactionType, totalAmount, currency, clock.getUTCNow(), clock.getUTCNow(), status, null);
paymentTransactionInfoPlugins.add(result);
return result;
}
}
