refactor to ddh, first commit

.env.dist

@@ -4,6 +4,21 @@ SERVICE_PORT=5005
 SERVICE_CONFIGURATION_DOMAIN=MATCHER
 HEALTH_SERVICE_PORT=6005
 
+# PRISMA
+DATABASE_URL="postgresql://mobicoop:mobicoop@v3-db:5432/mobicoop?schema=matcher"
+
+# MESSAGE BROKER
+MESSAGE_BROKER_URI=amqp://v3-broker:5672
+MESSAGE_BROKER_EXCHANGE=mobicoop
+
+# REDIS
+REDIS_HOST=v3-redis
+REDIS_PASSWORD=redis
+REDIS_PORT=6379
+
+# CACHE
+CACHE_TTL=5000
+
 # DEFAULT CONFIGURATION
 
 # default identifier used for match requests
@@ -41,18 +56,3 @@ MAX_DETOUR_DURATION_RATIO=0.3
 GEOROUTER_TYPE=graphhopper
 # georouter url
 GEOROUTER_URL=http://localhost:8989
-
-# PRISMA
-DATABASE_URL="postgresql://mobicoop:mobicoop@v3-db:5432/mobicoop?schema=matcher"
-
-# RABBIT MQ
-RMQ_URI=amqp://v3-broker:5672
-RMQ_EXCHANGE=mobicoop
-
-# REDIS
-REDIS_HOST=v3-redis
-REDIS_PASSWORD=redis
-REDIS_PORT=6379
-
-# CACHE
-CACHE_TTL=5000

ci/.env.ci

@@ -44,8 +44,9 @@ GEOROUTER_URL=http://localhost:8989
 # PRISMA
 DATABASE_URL="postgresql://mobicoop:mobicoop@v3-db:5432/mobicoop?schema=public"
 
-# RABBIT MQ
+# MESSAGE BROKER
-RMQ_URI=amqp://v3-broker:5672
+MESSAGE_BROKER_URI=amqp://v3-broker:5672
+MESSAGE_BROKER_EXCHANGE=mobicoop
 
 # REDIS
 REDIS_IMAGE=redis:7.0-alpine

old/app.constants.ts

@@ -0,0 +1,2 @@
+export const MESSAGE_BROKER_PUBLISHER = Symbol('MESSAGE_BROKER_PUBLISHER');
+export const MESSAGE_PUBLISHER = Symbol('MESSAGE_PUBLISHER');

old/app.module.ts

@@ -0,0 +1,66 @@
+import { classes } from '@automapper/classes';
+import { AutomapperModule } from '@automapper/nestjs';
+import { Module } from '@nestjs/common';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { HealthModule } from './modules/health/health.module';
+import { MatcherModule } from './modules/matcher/matcher.module';
+import { AdModule } from './modules/ad/ad.module';
+import {
+  ConfigurationModule,
+  ConfigurationModuleOptions,
+} from '@mobicoop/configuration-module';
+import {
+  MessageBrokerModule,
+  MessageBrokerModuleOptions,
+} from '@mobicoop/message-broker-module';
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({ isGlobal: true }),
+    ConfigurationModule.forRootAsync({
+      imports: [ConfigModule],
+      inject: [ConfigService],
+      useFactory: async (
+        configService: ConfigService,
+      ): Promise<ConfigurationModuleOptions> => ({
+        domain: configService.get<string>('SERVICE_CONFIGURATION_DOMAIN'),
+        messageBroker: {
+          uri: configService.get<string>('MESSAGE_BROKER_URI'),
+          exchange: configService.get<string>('MESSAGE_BROKER_EXCHANGE'),
+        },
+        redis: {
+          host: configService.get<string>('REDIS_HOST'),
+          password: configService.get<string>('REDIS_PASSWORD'),
+          port: configService.get<number>('REDIS_PORT'),
+        },
+        setConfigurationBrokerQueue: 'matcher-configuration-create-update',
+        deleteConfigurationQueue: 'matcher-configuration-delete',
+        propagateConfigurationQueue: 'matcher-configuration-propagate',
+      }),
+    }),
+    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'),
+        handlers: {
+          adCreated: {
+            routingKey: 'ad.created',
+            queue: 'matcher-ad-created',
+          },
+        },
+        name: 'matcher',
+      }),
+    }),
+    AutomapperModule.forRoot({ strategyInitializer: classes() }),
+    HealthModule,
+    MatcherModule,
+    AdModule,
+  ],
+  controllers: [],
+  providers: [],
+})
+export class AppModule {}

old/interfaces/message-publisher.ts

@@ -0,0 +1,3 @@
+export interface IPublishMessage {
+  publish(routingKey: string, message: string): void;
+}

old/modules/ad/ad.constants.ts

@@ -0,0 +1,4 @@
+export const PARAMS_PROVIDER = Symbol();
+export const GEOROUTER_CREATOR = Symbol();
+export const TIMEZONE_FINDER = Symbol();
+export const DIRECTION_ENCODER = Symbol();

old/modules/ad/ad.module.ts

@@ -0,0 +1,61 @@
+import { Module } from '@nestjs/common';
+import { AdMessagerService } from './adapters/primaries/ad-messager.service';
+import { AdProfile } from './mappers/ad.profile';
+import { CreateAdUseCase } from './domain/usecases/create-ad.usecase';
+import { AdRepository } from './adapters/secondaries/ad.repository';
+import { DatabaseModule } from '../database/database.module';
+import { CqrsModule } from '@nestjs/cqrs';
+import { GeoTimezoneFinder } from '../geography/adapters/secondaries/geo-timezone-finder';
+import { DefaultParamsProvider } from './adapters/secondaries/default-params.provider';
+import { GeorouterCreator } from '../geography/adapters/secondaries/georouter-creator';
+import { GeographyModule } from '../geography/geography.module';
+import { HttpModule } from '@nestjs/axios';
+import { PostgresDirectionEncoder } from '../geography/adapters/secondaries/postgres-direction-encoder';
+import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
+import {
+  MESSAGE_BROKER_PUBLISHER,
+  MESSAGE_PUBLISHER,
+} from '../../app.constants';
+import { MessagePublisher } from './adapters/secondaries/message-publisher';
+import {
+  DIRECTION_ENCODER,
+  GEOROUTER_CREATOR,
+  PARAMS_PROVIDER,
+  TIMEZONE_FINDER,
+} from './ad.constants';
+
+@Module({
+  imports: [GeographyModule, DatabaseModule, CqrsModule, HttpModule],
+  providers: [
+    {
+      provide: PARAMS_PROVIDER,
+      useClass: DefaultParamsProvider,
+    },
+    {
+      provide: GEOROUTER_CREATOR,
+      useClass: GeorouterCreator,
+    },
+    {
+      provide: TIMEZONE_FINDER,
+      useClass: GeoTimezoneFinder,
+    },
+    {
+      provide: DIRECTION_ENCODER,
+      useClass: PostgresDirectionEncoder,
+    },
+    {
+      provide: MESSAGE_BROKER_PUBLISHER,
+      useClass: MessageBrokerPublisher,
+    },
+    {
+      provide: MESSAGE_PUBLISHER,
+      useClass: MessagePublisher,
+    },
+    AdProfile,
+    AdRepository,
+    CreateAdUseCase,
+    AdMessagerService,
+  ],
+  exports: [],
+})
+export class AdModule {}

old/modules/ad/adapters/primaries/ad-messager.service.ts

@@ -1,20 +1,21 @@
-import { RabbitSubscribe } from '@golevelup/nestjs-rabbitmq';
+import { Controller, Inject } from '@nestjs/common';
-import { Controller } from '@nestjs/common';
+import { CommandBus } from '@nestjs/cqrs';
-import { CommandBus, QueryBus } from '@nestjs/cqrs';
 import { CreateAdCommand } from '../../commands/create-ad.command';
 import { CreateAdRequest } from '../../domain/dtos/create-ad.request';
 import { validateOrReject } from 'class-validator';
-import { Messager } from '../secondaries/messager';
 import { plainToInstance } from 'class-transformer';
 import { DatabaseException } from 'src/modules/database/exceptions/database.exception';
 import { ExceptionCode } from 'src/modules/utils/exception-code.enum';
+import { IPublishMessage } from 'src/interfaces/message-publisher';
+import { MESSAGE_PUBLISHER } from 'src/app.constants';
+import { RabbitSubscribe } from '@mobicoop/message-broker-module';
 
 @Controller()
-export class AdMessagerController {
+export class AdMessagerService {
   constructor(
-    private readonly messager: Messager,
+    @Inject(MESSAGE_PUBLISHER)
+    private readonly messagePublisher: IPublishMessage,
     private readonly commandBus: CommandBus,
-    private readonly queryBus: QueryBus,
   ) {}
 
   @RabbitSubscribe({
@@ -28,7 +29,7 @@ export class AdMessagerController {
       // validate instance
       await validateOrReject(createAdRequest);
       // validate nested objects (fixes direct nested validation bug)
-      for (const waypoint of createAdRequest.waypoints) {
+      for (const waypoint of createAdRequest.addresses) {
         try {
           await validateOrReject(waypoint);
         } catch (e) {
@@ -36,7 +37,7 @@ export class AdMessagerController {
         }
       }
     } catch (e) {
-      this.messager.publish(
+      this.messagePublisher.publish(
         'matcher.ad.crit',
         JSON.stringify({
           message: `Can't validate message : ${message}`,
@@ -49,7 +50,7 @@ export class AdMessagerController {
     } catch (e) {
       if (e instanceof DatabaseException) {
         if (e.message.includes('already exists')) {
-          this.messager.publish(
+          this.messagePublisher.publish(
             'matcher.ad.crit',
             JSON.stringify({
               code: ExceptionCode.ALREADY_EXISTS,
@@ -59,7 +60,7 @@ export class AdMessagerController {
           );
         }
         if (e.message.includes("Can't reach database server")) {
-          this.messager.publish(
+          this.messagePublisher.publish(
             'matcher.ad.crit',
             JSON.stringify({
               code: ExceptionCode.UNAVAILABLE,
@@ -69,7 +70,7 @@ export class AdMessagerController {
           );
         }
       }
-      this.messager.publish(
+      this.messagePublisher.publish(
         'logging.matcher.ad.crit',
         JSON.stringify({
           message,

old/modules/ad/adapters/secondaries/message-publisher.ts

@@ -0,0 +1,16 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { MESSAGE_BROKER_PUBLISHER } from '../../../../app.constants';
+import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
+import { IPublishMessage } from '../../../../interfaces/message-publisher';
+
+@Injectable()
+export class MessagePublisher implements IPublishMessage {
+  constructor(
+    @Inject(MESSAGE_BROKER_PUBLISHER)
+    private readonly messageBrokerPublisher: MessageBrokerPublisher,
+  ) {}
+
+  publish = (routingKey: string, message: string): void => {
+    this.messageBrokerPublisher.publish(routingKey, message);
+  };
+}

old/modules/ad/domain/dtos/create-ad.request.ts

@@ -119,7 +119,7 @@ export class CreateAdRequest {
   @IsArray()
   @ArrayMinSize(2)
   @AutoMap(() => [Coordinate])
-  waypoints: Coordinate[];
+  addresses: Coordinate[];
 
   @IsNumber()
   @AutoMap()

old/modules/ad/domain/entities/geography.ts

@@ -21,22 +21,22 @@ export class Geography {
   ): Promise<void> => {
     const paths: Path[] = this.getPaths(roles);
     const routes = await georouter.route(paths, settings);
-    if (routes.some((route) => route.key == RouteKey.COMMON)) {
+    if (routes.some((route) => route.key == RouteType.COMMON)) {
       this.driverRoute = routes.find(
-        (route) => route.key == RouteKey.COMMON,
+        (route) => route.key == RouteType.COMMON,
       ).route;
       this.passengerRoute = routes.find(
-        (route) => route.key == RouteKey.COMMON,
+        (route) => route.key == RouteType.COMMON,
       ).route;
     } else {
-      if (routes.some((route) => route.key == RouteKey.DRIVER)) {
+      if (routes.some((route) => route.key == RouteType.DRIVER)) {
         this.driverRoute = routes.find(
-          (route) => route.key == RouteKey.DRIVER,
+          (route) => route.key == RouteType.DRIVER,
         ).route;
       }
-      if (routes.some((route) => route.key == RouteKey.PASSENGER)) {
+      if (routes.some((route) => route.key == RouteType.PASSENGER)) {
         this.passengerRoute = routes.find(
-          (route) => route.key == RouteKey.PASSENGER,
+          (route) => route.key == RouteType.PASSENGER,
         ).route;
       }
     }
@@ -48,7 +48,7 @@ export class Geography {
       if (this.coordinates.length == 2) {
         // 2 points => same route for driver and passenger
         const commonPath: Path = {
-          key: RouteKey.COMMON,
+          key: RouteType.COMMON,
           points: this.coordinates,
         };
         paths.push(commonPath);
@@ -69,14 +69,14 @@ export class Geography {
 
   private createDriverPath = (): Path => {
     return {
-      key: RouteKey.DRIVER,
+      key: RouteType.DRIVER,
       points: this.coordinates,
     };
   };
 
   private createPassengerPath = (): Path => {
     return {
-      key: RouteKey.PASSENGER,
+      key: RouteType.PASSENGER,
       points: [
         this.coordinates[0],
         this.coordinates[this.coordinates.length - 1],
@@ -85,7 +85,7 @@ export class Geography {
   };
 }
 
-export enum RouteKey {
+export enum RouteType {
   COMMON = 'common',
   DRIVER = 'driver',
   PASSENGER = 'passenger',

old/modules/ad/domain/usecases/create-ad.usecase.ts

@@ -16,6 +16,12 @@ import { Geography } from '../entities/geography';
 import { IEncodeDirection } from '../../../geography/domain/interfaces/direction-encoder.interface';
 import { TimeConverter } from '../entities/time-converter';
 import { Coordinate } from '../../../geography/domain/entities/coordinate';
+import {
+  DIRECTION_ENCODER,
+  GEOROUTER_CREATOR,
+  PARAMS_PROVIDER,
+  TIMEZONE_FINDER,
+} from '../../ad.constants';
 
 @CommandHandler(CreateAdCommand)
 export class CreateAdUseCase {
@@ -29,13 +35,13 @@ export class CreateAdUseCase {
   constructor(
     @InjectMapper() private readonly mapper: Mapper,
     private readonly adRepository: AdRepository,
-    @Inject('ParamsProvider')
+    @Inject(PARAMS_PROVIDER)
     private readonly defaultParamsProvider: IProvideParams,
-    @Inject('GeorouterCreator')
+    @Inject(GEOROUTER_CREATOR)
     private readonly georouterCreator: ICreateGeorouter,
-    @Inject('TimezoneFinder')
+    @Inject(TIMEZONE_FINDER)
     private readonly timezoneFinder: IFindTimezone,
-    @Inject('DirectionEncoder')
+    @Inject(DIRECTION_ENCODER)
     private readonly directionEncoder: IEncodeDirection,
   ) {
     this.defaultParams = defaultParamsProvider.getParams();
@@ -48,8 +54,8 @@ export class CreateAdUseCase {
   async execute(command: CreateAdCommand): Promise<Ad> {
     try {
       this.ad = this.mapper.map(command.createAdRequest, CreateAdRequest, Ad);
-      this.setTimezone(command.createAdRequest.waypoints);
+      this.setTimezone(command.createAdRequest.addresses);
-      this.setGeography(command.createAdRequest.waypoints);
+      this.setGeography(command.createAdRequest.addresses);
       this.setRoles(command.createAdRequest);
       await this.geography.createRoutes(this.roles, this.georouter, {
         withDistance: false,
@@ -97,7 +103,7 @@ export class CreateAdUseCase {
       ? this.geography.driverRoute.backAzimuth
       : this.geography.passengerRoute.backAzimuth;
     this.ad.waypoints = this.directionEncoder.encode(
-      command.createAdRequest.waypoints,
+      command.createAdRequest.addresses,
     );
     this.ad.direction = this.geography.driverRoute
       ? this.directionEncoder.encode(this.geography.driverRoute.points)

old/modules/ad/tests/unit/adapters/secondaries/message-publisher.spec.ts

@@ -0,0 +1,36 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { MessagePublisher } from '../../../../adapters/secondaries/message-publisher';
+import { MESSAGE_BROKER_PUBLISHER } from '../../../../../../app.constants';
+
+const mockMessageBrokerPublisher = {
+  publish: jest.fn().mockImplementation(),
+};
+
+describe('Messager', () => {
+  let messagePublisher: MessagePublisher;
+
+  beforeAll(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      imports: [],
+      providers: [
+        MessagePublisher,
+        {
+          provide: MESSAGE_BROKER_PUBLISHER,
+          useValue: mockMessageBrokerPublisher,
+        },
+      ],
+    }).compile();
+
+    messagePublisher = module.get<MessagePublisher>(MessagePublisher);
+  });
+
+  it('should be defined', () => {
+    expect(messagePublisher).toBeDefined();
+  });
+
+  it('should publish a message', async () => {
+    jest.spyOn(mockMessageBrokerPublisher, 'publish');
+    messagePublisher.publish('ad.info', 'my-test');
+    expect(mockMessageBrokerPublisher.publish).toHaveBeenCalledTimes(1);
+  });
+});

old/modules/ad/tests/unit/domain/create-ad.usecase.spec.ts

@@ -8,9 +8,15 @@ import { CreateAdCommand } from '../../../commands/create-ad.command';
 import { Ad } from '../../../domain/entities/ad';
 import { AdProfile } from '../../../mappers/ad.profile';
 import { Frequency } from '../../../domain/types/frequency.enum';
-import { RouteKey } from '../../../domain/entities/geography';
+import { RouteType } from '../../../domain/entities/geography';
 import { DatabaseException } from '../../../../database/exceptions/database.exception';
 import { Route } from '../../../../geography/domain/entities/route';
+import {
+  DIRECTION_ENCODER,
+  GEOROUTER_CREATOR,
+  PARAMS_PROVIDER,
+  TIMEZONE_FINDER,
+} from '../../../ad.constants';
 
 const mockAdRepository = {
   createAd: jest.fn().mockImplementation((ad) => {
@@ -23,7 +29,7 @@ const mockGeorouterCreator = {
   create: jest.fn().mockImplementation(() => ({
     route: jest.fn().mockImplementation(() => [
       {
-        key: RouteKey.DRIVER,
+        key: RouteType.DRIVER,
         route: <Route>{
           points: [],
           fwdAzimuth: 0,
@@ -33,7 +39,7 @@ const mockGeorouterCreator = {
         },
       },
       {
-        key: RouteKey.PASSENGER,
+        key: RouteType.PASSENGER,
         route: <Route>{
           points: [],
           fwdAzimuth: 0,
@@ -43,7 +49,7 @@ const mockGeorouterCreator = {
         },
       },
       {
-        key: RouteKey.COMMON,
+        key: RouteType.COMMON,
         route: <Route>{
           points: [],
           fwdAzimuth: 0,
@@ -94,7 +100,7 @@ const createAdRequest: CreateAdRequest = {
   seatsDriver: 3,
   seatsPassenger: 1,
   strict: false,
-  waypoints: [
+  addresses: [
     { lon: 6, lat: 45 },
     { lon: 6.5, lat: 45.5 },
   ],
@@ -124,19 +130,19 @@ describe('CreateAdUseCase', () => {
           useValue: mockAdRepository,
         },
         {
-          provide: 'GeorouterCreator',
+          provide: GEOROUTER_CREATOR,
           useValue: mockGeorouterCreator,
         },
         {
-          provide: 'ParamsProvider',
+          provide: PARAMS_PROVIDER,
           useValue: mockParamsProvider,
         },
         {
-          provide: 'TimezoneFinder',
+          provide: TIMEZONE_FINDER,
           useValue: mockTimezoneFinder,
         },
         {
-          provide: 'DirectionEncoder',
+          provide: DIRECTION_ENCODER,
           useValue: mockDirectionEncoder,
         },
         AdProfile,

old/modules/geography/adapters/secondaries/georouter-creator.ts

@@ -5,7 +5,7 @@ import { GraphhopperGeorouter } from './graphhopper-georouter';
 import { HttpService } from '@nestjs/axios';
 import { Geodesic } from './geodesic';
 import { GeographyException } from '../../exceptions/geography.exception';
-import { ExceptionCode } from '../../..//utils/exception-code.enum';
+import { ExceptionCode } from '../../../utils/exception-code.enum';
 
 @Injectable()
 export class GeorouterCreator implements ICreateGeorouter {

old/modules/geography/adapters/secondaries/graphhopper-georouter.ts

@@ -3,12 +3,12 @@ import { IGeorouter } from '../../domain/interfaces/georouter.interface';
 import { Injectable } from '@nestjs/common';
 import { catchError, lastValueFrom, map } from 'rxjs';
 import { AxiosError, AxiosResponse } from 'axios';
-import { IGeodesic } from '../../../geography/domain/interfaces/geodesic.interface';
+import { IGeodesic } from '../../domain/interfaces/geodesic.interface';
 import { GeorouterSettings } from '../../domain/types/georouter-settings.type';
 import { Path } from '../../domain/types/path.type';
 import { NamedRoute } from '../../domain/types/named-route';
 import { GeographyException } from '../../exceptions/geography.exception';
-import { ExceptionCode } from '../../..//utils/exception-code.enum';
+import { ExceptionCode } from '../../../utils/exception-code.enum';
 import { Route } from '../../domain/entities/route';
 import { SpacetimePoint } from '../../domain/entities/spacetime-point';
 

old/modules/geography/domain/types/path.type.ts

@@ -0,0 +1,6 @@
+import { Point } from './point.type';
+
+export type Path = {
+  key: string;
+  points: Point[];
+};

old/modules/health/adapters/primaries/health-server.controller.ts

@@ -1,6 +1,6 @@
 import { Controller } from '@nestjs/common';
 import { GrpcMethod } from '@nestjs/microservices';
-import { PrismaHealthIndicatorUseCase } from '../../domain/usecases/prisma.health-indicator.usecase';
+import { RepositoriesHealthIndicatorUseCase } from '../../domain/usecases/repositories.health-indicator.usecase';
 
 enum ServingStatus {
   UNKNOWN = 0,
@@ -19,7 +19,7 @@ interface HealthCheckResponse {
 @Controller()
 export class HealthServerController {
   constructor(
-    private readonly prismaHealthIndicatorUseCase: PrismaHealthIndicatorUseCase,
+    private readonly repositoriesHealthIndicatorUseCase: RepositoriesHealthIndicatorUseCase,
   ) {}
 
   @GrpcMethod('Health', 'Check')
@@ -29,12 +29,12 @@ export class HealthServerController {
     // eslint-disable-next-line @typescript-eslint/no-unused-vars
     metadata: any,
   ): Promise<HealthCheckResponse> {
-    const healthCheck = await this.prismaHealthIndicatorUseCase.isHealthy(
+    const healthCheck = await this.repositoriesHealthIndicatorUseCase.isHealthy(
-      'prisma',
+      'repositories',
     );
     return {
       status:
-        healthCheck['prisma'].status == 'up'
+        healthCheck['repositories'].status == 'up'
           ? ServingStatus.SERVING
           : ServingStatus.NOT_SERVING,
     };

old/modules/health/adapters/primaries/health.controller.ts

@@ -0,0 +1,37 @@
+import { Controller, Get, Inject } from '@nestjs/common';
+import {
+  HealthCheckService,
+  HealthCheck,
+  HealthCheckResult,
+} from '@nestjs/terminus';
+import { MESSAGE_PUBLISHER } from 'src/app.constants';
+import { IPublishMessage } from 'src/interfaces/message-publisher';
+import { RepositoriesHealthIndicatorUseCase } from '../../domain/usecases/repositories.health-indicator.usecase';
+
+@Controller('health')
+export class HealthController {
+  constructor(
+    private readonly repositoriesHealthIndicatorUseCase: RepositoriesHealthIndicatorUseCase,
+    private healthCheckService: HealthCheckService,
+    @Inject(MESSAGE_PUBLISHER)
+    private readonly messagePublisher: IPublishMessage,
+  ) {}
+
+  @Get()
+  @HealthCheck()
+  async check() {
+    try {
+      return await this.healthCheckService.check([
+        async () =>
+          this.repositoriesHealthIndicatorUseCase.isHealthy('repositories'),
+      ]);
+    } catch (error) {
+      const healthCheckResult: HealthCheckResult = error.response;
+      this.messagePublisher.publish(
+        'logging.user.health.crit',
+        JSON.stringify(healthCheckResult.error),
+      );
+      throw error;
+    }
+  }
+}

old/modules/health/adapters/secondaries/message-publisher.ts

@@ -0,0 +1,16 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { MESSAGE_BROKER_PUBLISHER } from '../../../../app.constants';
+import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
+import { IPublishMessage } from 'src/interfaces/message-publisher';
+
+@Injectable()
+export class MessagePublisher implements IPublishMessage {
+  constructor(
+    @Inject(MESSAGE_BROKER_PUBLISHER)
+    private readonly messageBrokerPublisher: MessageBrokerPublisher,
+  ) {}
+
+  publish = (routingKey: string, message: string): void => {
+    this.messageBrokerPublisher.publish(routingKey, message);
+  };
+}

old/modules/health/domain/interfaces/check-repository.interface.ts

@@ -0,0 +1,3 @@
+export interface ICheckRepository {
+  healthCheck(): Promise<boolean>;
+}

old/modules/health/domain/usecases/repositories.health-indicator.usecase.ts

@@ -0,0 +1,33 @@
+import { Injectable } from '@nestjs/common';
+import {
+  HealthCheckError,
+  HealthIndicator,
+  HealthIndicatorResult,
+} from '@nestjs/terminus';
+import { ICheckRepository } from '../interfaces/check-repository.interface';
+import { AdRepository } from '../../../ad/adapters/secondaries/ad.repository';
+
+@Injectable()
+export class RepositoriesHealthIndicatorUseCase extends HealthIndicator {
+  private checkRepositories: ICheckRepository[];
+  constructor(private readonly adRepository: AdRepository) {
+    super();
+    this.checkRepositories = [adRepository];
+  }
+  isHealthy = async (key: string): Promise<HealthIndicatorResult> => {
+    try {
+      await Promise.all(
+        this.checkRepositories.map(
+          async (checkRepository: ICheckRepository) => {
+            await checkRepository.healthCheck();
+          },
+        ),
+      );
+      return this.getStatus(key, true);
+    } catch (e: any) {
+      throw new HealthCheckError('Repository', {
+        repository: e.message,
+      });
+    }
+  };
+}

old/modules/health/health.module.ts

@@ -0,0 +1,28 @@
+import { Module } from '@nestjs/common';
+import { HealthServerController } from './adapters/primaries/health-server.controller';
+import { DatabaseModule } from '../database/database.module';
+import { HealthController } from './adapters/primaries/health.controller';
+import { TerminusModule } from '@nestjs/terminus';
+import { MESSAGE_BROKER_PUBLISHER, MESSAGE_PUBLISHER } from 'src/app.constants';
+import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
+import { MessagePublisher } from './adapters/secondaries/message-publisher';
+import { RepositoriesHealthIndicatorUseCase } from './domain/usecases/repositories.health-indicator.usecase';
+import { AdRepository } from '../ad/adapters/secondaries/ad.repository';
+
+@Module({
+  imports: [TerminusModule, DatabaseModule],
+  controllers: [HealthServerController, HealthController],
+  providers: [
+    RepositoriesHealthIndicatorUseCase,
+    AdRepository,
+    {
+      provide: MESSAGE_BROKER_PUBLISHER,
+      useClass: MessageBrokerPublisher,
+    },
+    {
+      provide: MESSAGE_PUBLISHER,
+      useClass: MessagePublisher,
+    },
+  ],
+})
+export class HealthModule {}

old/modules/health/tests/unit/message-publisher.spec.ts

@@ -0,0 +1,36 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { MessagePublisher } from '../../adapters/secondaries/message-publisher';
+import { MESSAGE_BROKER_PUBLISHER } from '../../../../app.constants';
+
+const mockMessageBrokerPublisher = {
+  publish: jest.fn().mockImplementation(),
+};
+
+describe('Messager', () => {
+  let messagePublisher: MessagePublisher;
+
+  beforeAll(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      imports: [],
+      providers: [
+        MessagePublisher,
+        {
+          provide: MESSAGE_BROKER_PUBLISHER,
+          useValue: mockMessageBrokerPublisher,
+        },
+      ],
+    }).compile();
+
+    messagePublisher = module.get<MessagePublisher>(MessagePublisher);
+  });
+
+  it('should be defined', () => {
+    expect(messagePublisher).toBeDefined();
+  });
+
+  it('should publish a message', async () => {
+    jest.spyOn(mockMessageBrokerPublisher, 'publish');
+    messagePublisher.publish('health.info', 'my-test');
+    expect(mockMessageBrokerPublisher.publish).toHaveBeenCalledTimes(1);
+  });
+});

old/modules/health/tests/unit/repositories.health-indicator.usecase.spec.ts

@@ -1,8 +1,7 @@
 import { Test, TestingModule } from '@nestjs/testing';
-import { PrismaHealthIndicatorUseCase } from '../../domain/usecases/prisma.health-indicator.usecase';
 import { HealthCheckError, HealthIndicatorResult } from '@nestjs/terminus';
+import { RepositoriesHealthIndicatorUseCase } from '../../domain/usecases/repositories.health-indicator.usecase';
 import { AdRepository } from '../../../ad/adapters/secondaries/ad.repository';
-import { PrismaClientKnownRequestError } from '@prisma/client/runtime/library';
 
 const mockAdRepository = {
   healthCheck: jest
@@ -11,47 +10,45 @@ const mockAdRepository = {
       return Promise.resolve(true);
     })
     .mockImplementation(() => {
-      throw new PrismaClientKnownRequestError('Service unavailable', {
+      throw new Error('an error occured in the repository');
-        code: 'code',
-        clientVersion: 'version',
-      });
     }),
 };
 
-describe('PrismaHealthIndicatorUseCase', () => {
+describe('RepositoriesHealthIndicatorUseCase', () => {
-  let prismaHealthIndicatorUseCase: PrismaHealthIndicatorUseCase;
+  let repositoriesHealthIndicatorUseCase: RepositoriesHealthIndicatorUseCase;
 
   beforeAll(async () => {
     const module: TestingModule = await Test.createTestingModule({
       providers: [
+        RepositoriesHealthIndicatorUseCase,
         {
           provide: AdRepository,
           useValue: mockAdRepository,
         },
-        PrismaHealthIndicatorUseCase,
       ],
     }).compile();
 
-    prismaHealthIndicatorUseCase = module.get<PrismaHealthIndicatorUseCase>(
+    repositoriesHealthIndicatorUseCase =
-      PrismaHealthIndicatorUseCase,
+      module.get<RepositoriesHealthIndicatorUseCase>(
+        RepositoriesHealthIndicatorUseCase,
       );
   });
 
   it('should be defined', () => {
-    expect(prismaHealthIndicatorUseCase).toBeDefined();
+    expect(repositoriesHealthIndicatorUseCase).toBeDefined();
   });
 
   describe('execute', () => {
     it('should check health successfully', async () => {
       const healthIndicatorResult: HealthIndicatorResult =
-        await prismaHealthIndicatorUseCase.isHealthy('prisma');
+        await repositoriesHealthIndicatorUseCase.isHealthy('repositories');
 
-      expect(healthIndicatorResult['prisma'].status).toBe('up');
+      expect(healthIndicatorResult['repositories'].status).toBe('up');
     });
 
     it('should throw an error if database is unavailable', async () => {
       await expect(
-        prismaHealthIndicatorUseCase.isHealthy('prisma'),
+        repositoriesHealthIndicatorUseCase.isHealthy('repositories'),
       ).rejects.toBeInstanceOf(HealthCheckError);
     });
   });

old/modules/matcher/adapters/secondaries/message-publisher.ts

@@ -0,0 +1,16 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { MESSAGE_BROKER_PUBLISHER } from '../../../../app.constants';
+import { MessageBrokerPublisher } from '@mobicoop/message-broker-module';
+import { IPublishMessage } from '../../../../interfaces/message-publisher';
+
+@Injectable()
+export class MessagePublisher implements IPublishMessage {
+  constructor(
+    @Inject(MESSAGE_BROKER_PUBLISHER)
+    private readonly messageBrokerPublisher: MessageBrokerPublisher,
+  ) {}
+
+  publish = (routingKey: string, message: string): void => {
+    this.messageBrokerPublisher.publish(routingKey, message);
+  };
+}