move messaging to its own module

src/app.module.ts

@@ -1,49 +1,24 @@
 import { Module } from '@nestjs/common';
-import { ConfigModule, ConfigService } from '@nestjs/config';
+import { ConfigModule } from '@nestjs/config';
 import { AuthenticationModule } from '@modules/authentication/authentication.module';
 import { EventEmitterModule } from '@nestjs/event-emitter';
-import {
-  MessageBrokerModule,
-  MessageBrokerModuleOptions,
-} from '@mobicoop/message-broker-module';
 import { HealthModule, HealthModuleOptions } from '@mobicoop/health-module';
 import { AuthorizationModule } from '@modules/authorization/authorization.module';
 import {
   AUTHENTICATION_REPOSITORY,
   USERNAME_REPOSITORY,
 } from '@modules/authentication/authentication.di-tokens';
-import { MESSAGE_PUBLISHER } from './modules/message-publisher/message-publisher.di-tokens';
+import { MESSAGE_PUBLISHER } from './modules/messager/messager.di-tokens';
 import { MessagePublisherPort } from '@mobicoop/ddd-library';
 import { ICheckRepository } from '@mobicoop/health-module/dist/core/domain/types/health.types';
-import { MessagePublisherModule } from './modules/message-publisher/message-publisher.module';
+import { MessagerModule } from './modules/messager/messager.module';
 
 @Module({
   imports: [
     ConfigModule.forRoot({ isGlobal: true }),
     EventEmitterModule.forRoot(),
-    MessageBrokerModule.forRootAsync({
-      imports: [ConfigModule],
-      inject: [ConfigService],
-      useFactory: async (
-        configService: ConfigService,
-      ): Promise<MessageBrokerModuleOptions> => ({
-        uri: configService.get<string>('MESSAGE_BROKER_URI'),
-        exchange: configService.get<string>('MESSAGE_BROKER_EXCHANGE'),
-        name: 'auth',
-        handlers: {
-          userUpdated: {
-            routingKey: 'user.updated',
-            queue: 'auth-user-updated',
-          },
-          userDeleted: {
-            routingKey: 'user.deleted',
-            queue: 'auth-user-deleted',
-          },
-        },
-      }),
-    }),
     HealthModule.forRootAsync({
-      imports: [AuthenticationModule, MessagePublisherModule],
+      imports: [AuthenticationModule, MessagerModule],
       inject: [
         AUTHENTICATION_REPOSITORY,
         USERNAME_REPOSITORY,
@@ -62,9 +37,9 @@ import { MessagePublisherModule } from './modules/message-publisher/message-publ
     }),
     AuthenticationModule,
     AuthorizationModule,
-    MessagePublisherModule,
+    MessagerModule,
   ],
   controllers: [],
-  exports: [AuthenticationModule, MessagePublisherModule],
+  exports: [AuthenticationModule, MessagerModule],
 })
 export class AppModule {}

src/modules/message-publisher/message-publisher.module.ts

@@ -1,16 +0,0 @@
-import { Module, Provider } from '@nestjs/common';
-import { MESSAGE_PUBLISHER } from './message-publisher.di-tokens';
-import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
-
-const messagePublishers: Provider[] = [
-  {
-    provide: MESSAGE_PUBLISHER,
-    useClass: MessageBrokerPublisher,
-  },
-];
-
-@Module({
-  providers: [...messagePublishers],
-  exports: [MESSAGE_PUBLISHER],
-})
-export class MessagePublisherModule {}

src/modules/messager/messager.module.ts

@@ -0,0 +1,46 @@
+import { Module, Provider } from '@nestjs/common';
+import { MESSAGE_PUBLISHER } from './messager.di-tokens';
+import {
+  MessageBrokerModule,
+  MessageBrokerModuleOptions,
+  MessageBrokerPublisher,
+} from '@mobicoop/message-broker-module';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+
+const imports = [
+  MessageBrokerModule.forRootAsync({
+    imports: [ConfigModule],
+    inject: [ConfigService],
+    useFactory: async (
+      configService: ConfigService,
+    ): Promise<MessageBrokerModuleOptions> => ({
+      uri: configService.get<string>('MESSAGE_BROKER_URI'),
+      exchange: configService.get<string>('MESSAGE_BROKER_EXCHANGE'),
+      name: 'auth',
+      handlers: {
+        userUpdated: {
+          routingKey: 'user.updated',
+          queue: 'auth-user-updated',
+        },
+        userDeleted: {
+          routingKey: 'user.deleted',
+          queue: 'auth-user-deleted',
+        },
+      },
+    }),
+  }),
+];
+
+const providers: Provider[] = [
+  {
+    provide: MESSAGE_PUBLISHER,
+    useClass: MessageBrokerPublisher,
+  },
+];
+
+@Module({
+  imports,
+  providers,
+  exports: [MESSAGE_PUBLISHER],
+})
+export class MessagerModule {}