Handle ad.updated integration events

src/app.constants.ts

@@ -17,6 +17,9 @@ export const MATCHER_AD_UPDATE_FAILED_ROUTING_KEY = 'matcher-ad.update-failed';
 export const AD_CREATED_MESSAGE_HANDLER = 'adCreated';
 export const AD_CREATED_ROUTING_KEY = 'ad.created';
 export const AD_CREATED_QUEUE = 'matcher.ad.created';
+export const AD_UPDATED_MESSAGE_HANDLER = 'adUpdated';
+export const AD_UPDATED_ROUTING_KEY = 'ad.updated';
+export const AD_UPDATED_QUEUE = 'matcher.ad.updated';
 export const AD_DELETED_MESSAGE_HANDLER = 'adDeleted';
 export const AD_DELETED_ROUTING_KEY = 'ad.deleted';
 export const AD_DELETED_QUEUE = 'matcher.ad.deleted';

src/modules/ad/ad.module.ts

@@ -45,6 +45,7 @@ import { TimezoneFinder } from './infrastructure/timezone-finder';
 import { MatchGrpcController } from './interface/grpc-controllers/match.grpc-controller';
 import { AdCreatedMessageHandler } from './interface/message-handlers/ad-created.message-handler';
 import { AdDeletedMessageHandler } from './interface/message-handlers/ad-deleted.message-handler';
+import { AdUpdatedMessageHandler } from './interface/message-handlers/ad-updated.message-handler';
 import { MatchMapper } from './match.mapper';
 import { MatchingMapper } from './matching.mapper';
 
@@ -99,7 +100,11 @@ const imports = [
 
 const grpcControllers = [MatchGrpcController];
 
-const messageHandlers = [AdCreatedMessageHandler, AdDeletedMessageHandler];
+const messageHandlers = [
+  AdCreatedMessageHandler,
+  AdUpdatedMessageHandler,
+  AdDeletedMessageHandler,
+];
 
 const eventHandlers: Provider[] = [
   PublishMessageWhenMatcherAdIsCreatedDomainEventHandler,

src/modules/ad/interface/message-handlers/ad-updated.message-handler.ts

@@ -0,0 +1,28 @@
+import { RabbitSubscribe } from '@mobicoop/message-broker-module';
+import { UpdateAdCommand } from '@modules/ad/core/application/commands/update-ad/update-ad.command';
+import { Injectable } from '@nestjs/common';
+import { CommandBus } from '@nestjs/cqrs';
+import {
+  AD_UPDATED_MESSAGE_HANDLER,
+  AD_UPDATED_ROUTING_KEY,
+} from '@src/app.constants';
+import { Ad } from './ad.types';
+
+@Injectable()
+export class AdUpdatedMessageHandler {
+  constructor(private readonly commandBus: CommandBus) {}
+
+  @RabbitSubscribe({
+    name: AD_UPDATED_MESSAGE_HANDLER,
+    routingKey: AD_UPDATED_ROUTING_KEY,
+  })
+  public async adUpdated(message: string) {
+    try {
+      const updatedAd: { data: Ad } = JSON.parse(message);
+      await this.commandBus.execute(new UpdateAdCommand(updatedAd.data));
+    } catch (error: any) {
+      // do not throw error to acknowledge incoming message
+      // error handling should be done in the command handler, if relevant
+    }
+  }
+}

src/modules/ad/tests/unit/interface/ad-updated.message-handler.spec.ts

@@ -0,0 +1,43 @@
+import { AdUpdatedMessageHandler } from '@modules/ad/interface/message-handlers/ad-updated.message-handler';
+import { CommandBus } from '@nestjs/cqrs';
+import { Test, TestingModule } from '@nestjs/testing';
+
+const adUpdatedMessage =
+  '{"data": {"id":"4eb6a6af-ecfd-41c3-9118-473a507014d4","driver":"true","passenger":"true","frequency":"PUNCTUAL","fromDate":"2023-08-18","toDate":"2023-08-18","schedule":[{"day":"5","time":"10:00","margin":"900"}],"seatsProposed":"3","seatsRequested":"1","strict":"false","waypoints":[{"position":"0","houseNumber":"5","street":"rue de la monnaie","locality":"Nancy","postalCode":"54000","country":"France","lon":"48.689445","lat":"6.17651"},{"position":"1","locality":"Paris","postalCode":"75000","country":"France","lon":"48.8566","lat":"2.3522"}]}}';
+
+const mockCommandBus = {
+  execute: jest.fn(),
+};
+
+describe('Ad Updated Message Handler', () => {
+  let adUpdatedMessageHandler: AdUpdatedMessageHandler;
+
+  beforeAll(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [
+        {
+          provide: CommandBus,
+          useValue: mockCommandBus,
+        },
+        AdUpdatedMessageHandler,
+      ],
+    }).compile();
+
+    adUpdatedMessageHandler = module.get<AdUpdatedMessageHandler>(
+      AdUpdatedMessageHandler,
+    );
+  });
+
+  afterEach(async () => {
+    jest.clearAllMocks();
+  });
+
+  it('should be defined', () => {
+    expect(adUpdatedMessageHandler).toBeDefined();
+  });
+
+  it('should update an ad', async () => {
+    await adUpdatedMessageHandler.adUpdated(adUpdatedMessage);
+    expect(mockCommandBus.execute).toHaveBeenCalledTimes(1);
+  });
+});

src/modules/messager/messager.module.ts

@@ -12,6 +12,9 @@ import {
   AD_DELETED_MESSAGE_HANDLER,
   AD_DELETED_QUEUE,
   AD_DELETED_ROUTING_KEY,
+  AD_UPDATED_MESSAGE_HANDLER,
+  AD_UPDATED_QUEUE,
+  AD_UPDATED_ROUTING_KEY,
   SERVICE_NAME,
 } from '@src/app.constants';
 import { MESSAGE_PUBLISHER } from './messager.di-tokens';
@@ -36,6 +39,10 @@ const imports = [
           routingKey: AD_CREATED_ROUTING_KEY,
           queue: AD_CREATED_QUEUE,
         },
+        [AD_UPDATED_MESSAGE_HANDLER]: {
+          routingKey: AD_UPDATED_ROUTING_KEY,
+          queue: AD_UPDATED_QUEUE,
+        },
         [AD_DELETED_MESSAGE_HANDLER]: {
           routingKey: AD_DELETED_ROUTING_KEY,
           queue: AD_DELETED_QUEUE,