invoice: send InvoiceAdjustmentEvent from InvoiceDao as needed

Each time we modify an invoice (adjustment, credit, chargeback, refund, ...),
send an InvoiceAdjustmentEvent on the bus.

This is needed for overdue to refresh its state and for Analytics.

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>

api/src/main/java/com/ning/billing/invoice/api/InvoiceAdjustmentEvent.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2010-2012 Ning, Inc.
+ *
+ * Ning 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 com.ning.billing.invoice.api;
+
+import java.util.UUID;
+
+public interface InvoiceAdjustmentEvent extends InvoiceEvent {
+
+    public UUID getInvoiceId();
+}

api/src/main/java/com/ning/billing/util/bus/BusEvent.java

@@ -26,6 +26,7 @@ public enum BusEventType {
         BUNDLE_REPAIR,
         INVOICE_EMPTY,
         INVOICE_CREATION,
+        INVOICE_ADJUSTMENT,
         PAYMENT_INFO,
         PAYMENT_ERROR,
         CONTROL_TAG_CREATION,

beatrix/src/test/java/com/ning/billing/beatrix/integration/TestIntegrationBase.java

@@ -62,14 +62,18 @@
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionData;
 import com.ning.billing.invoice.api.Invoice;
+import com.ning.billing.invoice.api.InvoiceApiException;
 import com.ning.billing.invoice.api.InvoiceItem;
+import com.ning.billing.invoice.api.InvoicePayment;
+import com.ning.billing.invoice.api.InvoicePaymentApi;
 import com.ning.billing.invoice.api.InvoiceService;
 import com.ning.billing.invoice.api.InvoiceUserApi;
 import com.ning.billing.invoice.model.InvoicingConfiguration;
 import com.ning.billing.junction.plumbing.api.BlockingSubscription;
 import com.ning.billing.mock.MockAccountBuilder;
 import com.ning.billing.mock.api.MockBillCycleDay;
 import com.ning.billing.overdue.wrapper.OverdueWrapperFactory;
+import com.ning.billing.payment.api.Payment;
 import com.ning.billing.payment.api.PaymentApi;
 import com.ning.billing.payment.api.PaymentApiException;
 import com.ning.billing.payment.api.PaymentMethodPlugin;
@@ -148,6 +152,9 @@ public class TestIntegrationBase extends BeatrixTestSuiteWithEmbeddedDB implemen
     @Inject
     protected InvoiceUserApi invoiceUserApi;
 
+    @Inject
+    protected InvoicePaymentApi invoicePaymentApi;
+
     @Inject
     protected PaymentApi paymentApi;
 
@@ -371,6 +378,48 @@ public Void apply(@Nullable final Void input) {
         }, events);
     }
 
+    protected void createExternalPaymentAndCheckForCompletion(final Account account, final Invoice invoice, final NextEvent... events) {
+        doCallAndCheckForCompletion(new Function<Void, Void>() {
+            @Override
+            public Void apply(@Nullable final Void input) {
+                try {
+                    paymentApi.createExternalPayment(account, invoice.getId(), invoice.getBalance(), new DefaultCallContext("test", null, null, clock));
+                } catch (PaymentApiException e) {
+                    fail(e.toString());
+                }
+                return null;
+            }
+        }, events);
+    }
+
+    protected void refundPaymentAndCheckForCompletion(final Account account, final Payment payment, final NextEvent... events) {
+        doCallAndCheckForCompletion(new Function<Void, Void>() {
+            @Override
+            public Void apply(@Nullable final Void input) {
+                try {
+                    paymentApi.createRefund(account, payment.getId(), payment.getPaidAmount(), new DefaultCallContext("test", null, null, clock));
+                } catch (PaymentApiException e) {
+                    fail(e.toString());
+                }
+                return null;
+            }
+        }, events);
+    }
+
+    protected void createChargeBackAndCheckForCompletion(final InvoicePayment payment, final NextEvent... events) {
+        doCallAndCheckForCompletion(new Function<Void, Void>() {
+            @Override
+            public Void apply(@Nullable final Void input) {
+                try {
+                    invoicePaymentApi.createChargeback(payment.getId(), payment.getAmount(), new DefaultCallContext("test", null, null, clock));
+                } catch (InvoiceApiException e) {
+                    fail(e.toString());
+                }
+                return null;
+            }
+        }, events);
+    }
+
     protected Subscription createSubscriptionAndCheckForCompletion(final UUID bundleId,
             final String productName,
             final ProductCategory productCategory,
@@ -433,6 +482,36 @@ public Subscription apply(@Nullable final Void dontcare) {
         }, events);
     }
 
+    protected void fullyAdjustInvoiceAndCheckForCompletion(final Account account, final Invoice invoice, final NextEvent... events) {
+        doCallAndCheckForCompletion(new Function<Void, Void>() {
+            @Override
+            public Void apply(@Nullable final Void input) {
+                try {
+                    invoiceUserApi.insertCreditForInvoice(account.getId(), invoice.getId(), invoice.getBalance(), invoice.getInvoiceDate(),
+                                                          account.getCurrency(), new DefaultCallContext("test", null, null, clock));
+                } catch (InvoiceApiException e) {
+                    fail(e.toString());
+                }
+                return null;
+            }
+        }, events);
+    }
+
+    protected void fullyAdjustInvoiceItemAndCheckForCompletion(final Account account, final Invoice invoice, final int itemNb, final NextEvent... events) {
+        doCallAndCheckForCompletion(new Function<Void, Void>() {
+            @Override
+            public Void apply(@Nullable final Void input) {
+                try {
+                    invoiceUserApi.insertInvoiceItemAdjustment(account.getId(), invoice.getId(), invoice.getInvoiceItems().get(itemNb - 1).getId(),
+                                                               invoice.getInvoiceDate(), new DefaultCallContext("test", null, null, clock));
+                } catch (InvoiceApiException e) {
+                    fail(e.toString());
+                }
+                return null;
+            }
+        }, events);
+    }
+
     private <T> T doCallAndCheckForCompletion(Function<Void, T> f, final NextEvent... events) {
 
         Joiner joiner = Joiner.on(", ");