feat: ✨ add @shared/infrastructure-mongoose

.env.sample

@@ -9,5 +9,6 @@ USER_PORT=15001
 TASK_HOST=localhost
 TASK_PORT=15002
 
-DATABASE_HOST=127.0.0.1
-DATABASE_PORT=3306
+DATABASE_HOST=localhost
+DATABASE_PORT=27017
+DATABASE_NAME=product_a_main

apps/gateway/src/app/app.module.ts

@@ -1,5 +1,5 @@
 import { IntrospectAndCompose } from '@apollo/gateway';
-import { gatewayConfig, userAppConfig } from '@libs/config';
+import { gatewayConfig, userAppConfig } from '@shared/config';
 import { ApolloGatewayDriver, ApolloGatewayDriverConfig } from '@nestjs/apollo';
 import { Module } from '@nestjs/common';
 import { ConfigModule, ConfigService } from '@nestjs/config';

apps/users/src/app/app.module.ts

@@ -1,4 +1,4 @@
-import { userAppConfig } from '@libs/config';
+import { databaseConfig, userAppConfig } from '@shared/config';
 import { Module } from '@nestjs/common';
 import { ConfigModule } from '@nestjs/config';
 
@@ -10,7 +10,7 @@ import { UsersModule } from '../users/users.module';
   imports: [
     ConfigModule.forRoot({
       isGlobal: true,
-      load: [userAppConfig],
+      load: [userAppConfig, databaseConfig],
     }),
     UsersModule,
   ],

apps/users/src/users/users.module.ts

@@ -7,6 +7,7 @@ import { GraphQLModule } from '@nestjs/graphql';
 import { UsersResolver } from '@users/presentation-resolver';
 import { UsersService } from '@users/application';
 import { ApolloServerPluginInlineTrace } from '@apollo/server/plugin/inlineTrace';
+import { DatabaseModule } from '@shared/infrastructure-mongoose';
 
 @Module({
   providers: [UsersResolver, UsersService],
@@ -25,6 +26,7 @@ import { ApolloServerPluginInlineTrace } from '@apollo/server/plugin/inlineTrace
       sortSchema: true,
       plugins: [ApolloServerPluginInlineTrace()],
     }),
+    DatabaseModule,
   ],
 })
 export class UsersModule {}

libs/shared/config/eslint.config.js

@@ -0,0 +1,3 @@
+const baseConfig = require('../../../eslint.config.js');
+
+module.exports = [...baseConfig];

libs/config/jest.config.ts → libs/shared/config/jest.config.ts

@@ -1,10 +1,10 @@
 export default {
   displayName: 'config',
-  preset: '../../jest.preset.js',
+  preset: '../../../jest.preset.js',
   testEnvironment: 'node',
   transform: {
     '^.+\\.[tj]s$': ['ts-jest', { tsconfig: '<rootDir>/tsconfig.spec.json' }],
   },
   moduleFileExtensions: ['ts', 'js', 'html'],
-  coverageDirectory: '../../coverage/libs/config',
+  coverageDirectory: '../../../coverage/libs/shared/config',
 };

libs/shared/config/project.json

@@ -0,0 +1,9 @@
+{
+  "name": "shared-config",
+  "$schema": "../../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "libs/shared/config/src",
+  "projectType": "library",
+  "tags": [],
+  "// targets": "to see all targets run: nx show project config --web",
+  "targets": {}
+}

libs/config/src/lib/database.config.spec.ts → libs/shared/config/src/lib/database.config.spec.ts

@@ -15,10 +15,12 @@ describe('databaseConfig', () => {
   it('should return the correct database host and port from environment variables', () => {
     process.env['DATABASE_HOST'] = 'localhost';
     process.env['DATABASE_PORT'] = '3306';
+    process.env['DATABASE_NAME'] = 'test-db';
 
     const config = databaseConfig();
     expect(config.host).toBe('localhost');
     expect(config.port).toBe(3306);
+    expect(config.name).toBe('test-db');
   });
 
   it('should return the default port if DATABASE_PORT is not set', () => {
@@ -27,6 +29,20 @@ describe('databaseConfig', () => {
 
     const config = databaseConfig();
     expect(config.host).toBe('localhost');
-    expect(config.port).toBe(5432);
+    expect(config.port).toBe(27017);
   });
-});
+
+  it('should return the correct database name from environment variables', () => {
+    process.env['DATABASE_NAME'] = 'test-db';
+
+    const config = databaseConfig();
+    expect(config.name).toBe('test-db');
+  });
+
+  it('should return the default database name if DATABASE_NAME is not set', () => {
+    delete process.env['DATABASE_NAME'];
+
+    const config = databaseConfig();
+    expect(config.name).toBe('main');
+  });
+});

libs/config/src/lib/database.config.ts → libs/shared/config/src/lib/database.config.ts

@@ -4,14 +4,16 @@ import { z } from 'zod';
 const databaseSchema = z.object({
   host: z.string().min(1),
   port: z.coerce.number().int().min(1).max(65535),
+  name: z.string().min(1),
 });
 
 export type DatabaseConfig = z.infer<typeof databaseSchema>;
 
 export const databaseConfig = registerAs('database', () => {
   const config = {
-    host: process.env['DATABASE_HOST'],
-    port: process.env['DATABASE_PORT'] || 5432,
+    host: process.env['DATABASE_HOST'] || 'localhost',
+    port: process.env['DATABASE_PORT'] || 27017,
+    name: process.env['DATABASE_NAME'] || 'main',
   };
 
   return databaseSchema.parse(config);

libs/config/tsconfig.json → libs/shared/config/tsconfig.json

@@ -1,5 +1,5 @@
 {
-  "extends": "../../tsconfig.base.json",
+  "extends": "../../../tsconfig.base.json",
   "compilerOptions": {
     "module": "commonjs",
     "forceConsistentCasingInFileNames": true,

libs/config/tsconfig.lib.json → libs/shared/config/tsconfig.lib.json

@@ -2,7 +2,7 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "module": "commonjs",
-    "outDir": "../../dist/out-tsc",
+    "outDir": "../../../dist/out-tsc",
     "declaration": true,
     "types": ["node"]
   },

libs/config/tsconfig.spec.json → libs/shared/config/tsconfig.spec.json

@@ -1,7 +1,7 @@
 {
   "extends": "./tsconfig.json",
   "compilerOptions": {
-    "outDir": "../../dist/out-tsc",
+    "outDir": "../../../dist/out-tsc",
     "module": "commonjs",
     "types": ["jest", "node"]
   },

libs/shared/infrastructure/mongoose/README.md

@@ -0,0 +1,7 @@
+# shared-infrastructure-mongoose
+
+This library was generated with [Nx](https://nx.dev).
+
+## Running unit tests
+
+Run `nx test shared-infrastructure-mongoose` to execute the unit tests via [Jest](https://jestjs.io).

libs/shared/infrastructure/mongoose/eslint.config.js

@@ -0,0 +1,3 @@
+const baseConfig = require('../../../../eslint.config.js');
+
+module.exports = [...baseConfig];

libs/shared/infrastructure/mongoose/jest.config.ts

@@ -0,0 +1,10 @@
+export default {
+  displayName: 'shared-infrastructure-mongoose',
+  preset: '../../../../jest.preset.js',
+  testEnvironment: 'node',
+  transform: {
+    '^.+\\.[tj]s$': ['ts-jest', { tsconfig: '<rootDir>/tsconfig.spec.json' }],
+  },
+  moduleFileExtensions: ['ts', 'js', 'html'],
+  coverageDirectory: '../../../../coverage/libs/shared/infrastructure/mongoose',
+};

libs/shared/infrastructure/mongoose/project.json

@@ -0,0 +1,9 @@
+{
+  "name": "shared-infrastructure-mongoose",
+  "$schema": "../../../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "libs/shared/infrastructure/mongoose/src",
+  "projectType": "library",
+  "tags": [],
+  "// targets": "to see all targets run: nx show project shared-infrastructure-mongoose --web",
+  "targets": {}
+}

libs/shared/infrastructure/mongoose/src/index.ts

@@ -0,0 +1 @@
+export * from './lib/database.module';

libs/shared/infrastructure/mongoose/src/lib/database.module.spec.ts

@@ -0,0 +1,12 @@
+import { Test } from '@nestjs/testing';
+import { ConfigModule } from '@nestjs/config';
+import { databaseConfig } from '@shared/config';
+import { DatabaseModule } from './database.module';
+
+describe('DatabaseModule', () => {
+  it('should be defined', () => {
+    expect(DatabaseModule).toBeDefined();
+  });
+
+  // TODO: Add tests for the database module
+});

libs/shared/infrastructure/mongoose/src/lib/database.module.ts

@@ -0,0 +1,26 @@
+import { Module } from '@nestjs/common';
+import { MongooseModule } from '@nestjs/mongoose';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { databaseConfig } from '@shared/config';
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      load: [databaseConfig],
+    }),
+    MongooseModule.forRootAsync({
+      inject: [ConfigService],
+      useFactory: async (configService: ConfigService) => {
+        const databaseConfig = configService.get('database');
+
+        return {
+          uri: `mongodb://${databaseConfig.host}:${databaseConfig.port}`,
+          dbName: databaseConfig.name,
+        };
+      },
+    }),
+  ],
+  exports: [MongooseModule],
+})
+export class DatabaseModule {}

libs/shared/infrastructure/mongoose/tsconfig.json

@@ -0,0 +1,22 @@
+{
+  "extends": "../../../../tsconfig.base.json",
+  "compilerOptions": {
+    "module": "commonjs",
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "noImplicitOverride": true,
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+    "noPropertyAccessFromIndexSignature": true
+  },
+  "files": [],
+  "include": [],
+  "references": [
+    {
+      "path": "./tsconfig.lib.json"
+    },
+    {
+      "path": "./tsconfig.spec.json"
+    }
+  ]
+}

libs/shared/infrastructure/mongoose/tsconfig.lib.json

@@ -0,0 +1,11 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "commonjs",
+    "outDir": "../../../../dist/out-tsc",
+    "declaration": true,
+    "types": ["node"]
+  },
+  "exclude": ["jest.config.ts", "src/**/*.spec.ts", "src/**/*.test.ts"],
+  "include": ["src/**/*.ts"]
+}

libs/shared/infrastructure/mongoose/tsconfig.spec.json

@@ -0,0 +1,14 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../../../dist/out-tsc",
+    "module": "commonjs",
+    "types": ["jest", "node"]
+  },
+  "include": [
+    "jest.config.ts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.d.ts"
+  ]
+}

package.json

@@ -20,11 +20,13 @@
     "@nestjs/config": "^3.3.0",
     "@nestjs/core": "^10.4.7",
     "@nestjs/graphql": "^12.2.1",
+    "@nestjs/mongoose": "^10.1.0",
     "@nestjs/platform-express": "^10.4.7",
     "axios": "^1.7.7",
     "graphql": "^16.9.0",
     "graphql-tools": "^9.0.2",
     "inlineTrace": "link:@apollo/server/plugin/inlineTrace",
+    "mongoose": "^8.8.1",
     "reflect-metadata": "^0.2.0",
     "rxjs": "^7.8.1",
     "zod": "^3.23.8"