Initial commit. Email service

.dockerignore

+node_modules
+npm-debug.log
\ No newline at end of file

.gitignore

+*.csv
+*.dat
+*.iml
+*.log
+*.out
+*.pid
+*.seed
+*.sublime-*
+*.swo
+*.swp
+*.tgz
+*.xml
+.DS_Store
+.idea
+.project
+.strong-pm
+coverage
+node_modules
+npm-debug.log

.prettierrc

+{
+  "singleQuote": true,
+  "trailingComma": "all"
+}
\ No newline at end of file

Dockerfile

+FROM node:8
+
+# Create app directory
+WORKDIR /app
+
+# Install app dependencies
+# A wildcard is used to ensure both package.json AND package-lock.json are copied
+# where available (npm@5+)
+COPY package*.json ./
+
+RUN npm install
+# If you are building your code for production
+#RUN npm install --only=production
+
+# Bundle app source
+COPY . .
+
+
+
+CMD npm run start:dev
+
+EXPOSE 3000

README.md

+<p align="center">
+  <a href="http://nestjs.com/" target="blank"><img src="https://nestjs.com/img/logo_text.svg" width="320" alt="Nest Logo" /></a>
+</p>
+
+[travis-image]: https://api.travis-ci.org/nestjs/nest.svg?branch=master
+[travis-url]: https://travis-ci.org/nestjs/nest
+[linux-image]: https://img.shields.io/travis/nestjs/nest/master.svg?label=linux
+[linux-url]: https://travis-ci.org/nestjs/nest
+  
+  <p align="center">A progressive <a href="http://nodejs.org" target="blank">Node.js</a> framework for building efficient and scalable server-side applications, heavily inspired by <a href="https://angular.io" target="blank">Angular</a>.</p>
+    <p align="center">
+<a href="https://www.npmjs.com/~nestjscore"><img src="https://img.shields.io/npm/v/@nestjs/core.svg" alt="NPM Version" /></a>
+<a href="https://www.npmjs.com/~nestjscore"><img src="https://img.shields.io/npm/l/@nestjs/core.svg" alt="Package License" /></a>
+<a href="https://www.npmjs.com/~nestjscore"><img src="https://img.shields.io/npm/dm/@nestjs/core.svg" alt="NPM Downloads" /></a>
+<a href="https://travis-ci.org/nestjs/nest"><img src="https://api.travis-ci.org/nestjs/nest.svg?branch=master" alt="Travis" /></a>
+<a href="https://travis-ci.org/nestjs/nest"><img src="https://img.shields.io/travis/nestjs/nest/master.svg?label=linux" alt="Linux" /></a>
+<a href="https://coveralls.io/github/nestjs/nest?branch=master"><img src="https://coveralls.io/repos/github/nestjs/nest/badge.svg?branch=master#5" alt="Coverage" /></a>
+<a href="https://gitter.im/nestjs/nestjs?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=body_badge"><img src="https://badges.gitter.im/nestjs/nestjs.svg" alt="Gitter" /></a>
+<a href="https://opencollective.com/nest#backer"><img src="https://opencollective.com/nest/backers/badge.svg" alt="Backers on Open Collective" /></a>
+<a href="https://opencollective.com/nest#sponsor"><img src="https://opencollective.com/nest/sponsors/badge.svg" alt="Sponsors on Open Collective" /></a>
+  <a href="https://paypal.me/kamilmysliwiec"><img src="https://img.shields.io/badge/Donate-PayPal-dc3d53.svg"/></a>
+  <a href="https://twitter.com/nestframework"><img src="https://img.shields.io/twitter/follow/nestframework.svg?style=social&label=Follow"></a>
+</p>
+  <!--[![Backers on Open Collective](https://opencollective.com/nest/backers/badge.svg)](https://opencollective.com/nest#backer)
+  [![Sponsors on Open Collective](https://opencollective.com/nest/sponsors/badge.svg)](https://opencollective.com/nest#sponsor)-->
+
+## Description
+
+[Nest](https://github.com/nestjs/nest) framework TypeScript starter repository.
+
+## Installation
+
+```bash
+$ npm install
+```
+
+## Running the app
+
+```bash
+# development
+$ npm run start
+
+# watch mode
+$ npm run start:dev
+
+# incremental rebuild (webpack)
+$ npm run webpack
+$ npm run start:hmr
+
+# production mode
+$ npm run start:prod
+```
+
+## Test
+
+```bash
+# unit tests
+$ npm run test
+
+# e2e tests
+$ npm run test:e2e
+
+# test coverage
+$ npm run test:cov
+```
+
+## Support
+
+Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
+
+## Stay in touch
+
+- Author - [Kamil Myśliwiec](https://kamilmysliwiec.com)
+- Website - [https://nestjs.com](https://nestjs.com/)
+- Twitter - [@nestframework](https://twitter.com/nestframework)
+
+## License
+
+  Nest is [MIT licensed](LICENSE).

docker-compose.yml

+version: '3.1'
+
+services:
+  service-email:
+    build: .
+    ports:
+      - 3001: 3000
+    
\ No newline at end of file

nest-cli.json

+{
+  "language": "ts",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src"
+}

nodemon-debug.json

+{
+  "watch": ["src"],
+  "ext": "ts",
+  "ignore": ["src/**/*.spec.ts"],
+  "exec": "node --inspect-brk -r ts-node/register src/main.ts"
+}
\ No newline at end of file

nodemon.json

+{
+  "watch": ["src"],
+  "ext": "ts",
+  "ignore": ["src/**/*.spec.ts"],
+  "exec": "ts-node -r tsconfig-paths/register src/main.ts"
+}

package.json

+{
+  "name": "service-email",
+  "version": "0.0.0",
+  "description": "description",
+  "author": "",
+  "license": "MIT",
+  "scripts": {
+    "format": "prettier --write \"src/**/*.ts\"",
+    "start": "ts-node -r tsconfig-paths/register src/main.ts",
+    "start:dev": "nodemon",
+    "start:debug": "nodemon --config nodemon-debug.json",
+    "prestart:prod": "rimraf dist && tsc",
+    "start:prod": "node dist/main.js",
+    "start:hmr": "node dist/server",
+    "lint": "tslint -p tsconfig.json -c tslint.json",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "test:e2e": "jest --config ./test/jest-e2e.json",
+    "webpack": "webpack --config webpack.config.js"
+  },
+  "dependencies": {
+    "@nestjs/common": "^5.1.0",
+    "@nestjs/core": "^5.1.0",
+    "@nestjs/swagger": "^2.5.1",
+    "class-validator": "^0.9.1",
+    "reflect-metadata": "^0.1.12",
+    "rxjs": "^6.2.2",
+    "typescript": "^3.0.1"
+  },
+  "devDependencies": {
+    "@nestjs/testing": "^5.1.0",
+    "@types/express": "^4.16.0",
+    "@types/jest": "^23.3.1",
+    "@types/node": "^10.7.1",
+    "@types/supertest": "^2.0.5",
+    "jest": "^23.5.0",
+    "nodemon": "^1.18.3",
+    "prettier": "^1.14.2",
+    "rimraf": "^2.6.2",
+    "supertest": "^3.1.0",
+    "ts-jest": "^23.1.3",
+    "ts-loader": "^4.4.2",
+    "ts-node": "^7.0.1",
+    "tsconfig-paths": "^3.5.0",
+    "tslint": "5.11.0",
+    "webpack": "^4.16.5",
+    "webpack-cli": "^3.1.0",
+    "webpack-node-externals": "^1.7.2"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "src",
+    "testRegex": ".spec.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  }
+}

src/app.module.ts

+import { Module } from '@nestjs/common';
+import { EmailModule } from 'email/email.module';
+
+@Module({
+  imports: [EmailModule],
+  controllers: [],
+  providers: [],
+})
+export class AppModule {}

src/email/email.controller.spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { EmailController } from './email.controller';
+
+describe('Email Controller', () => {
+  let module: TestingModule;
+  beforeAll(async () => {
+    module = await Test.createTestingModule({
+      controllers: [EmailController],
+    }).compile();
+  });
+  it('should be defined', () => {
+    const controller: EmailController = module.get<EmailController>(EmailController);
+    expect(controller).toBeDefined();
+  });
+});

src/email/email.controller.ts

+import { Controller, Post, Body } from '@nestjs/common';
+import { Email } from './email';
+import { EmailService } from './email.service';
+import { ApiBadRequestResponse, ApiOkResponse } from '@nestjs/swagger';
+
+@Controller('email')
+export class EmailController {
+
+  constructor(
+    private emailService: EmailService,
+  ) {}
+
+  @Post('send')
+  @ApiOkResponse({ description: 'OK'})
+  @ApiBadRequestResponse({ description: 'Missing fields'})
+  create(@Body() email: Email) {
+    return this.emailService.send(email);
+  }
+
+}

src/email/email.module.ts

+import { Module } from '@nestjs/common';
+import { EmailService } from './email.service';
+import { EmailController } from './email.controller';
+
+@Module({
+  providers: [EmailService],
+  controllers: [EmailController],
+})
+export class EmailModule {}

src/email/email.service.spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { EmailService } from './email.service';
+
+describe('EmailService', () => {
+  let service: EmailService;
+  beforeAll(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [EmailService],
+    }).compile();
+    service = module.get<EmailService>(EmailService);
+  });
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

src/email/email.service.ts

+import { Injectable } from '@nestjs/common';
+import * as amqp from 'amqplib/callback_api';
+import { Email } from './email';
+
+@Injectable()
+export class EmailService {
+
+  send(email: Email) {
+    const rabbitmqUrl = 'amqp://user:password123@0.0.0.0:5672';
+    const mailerQueue = 'portail-data-send-email';
+
+    // Connect to rabbitmq
+    amqp.connect(rabbitmqUrl, (err, conn) => {
+      if (err != null) { console.log(err); };
+      // Create a communication channel
+      conn.createChannel((error, ch) => {
+
+        if (error != null) console.log(error);
+        // Stringify and bufferise message
+        const buffer = Buffer.from(JSON.stringify(email));
+
+        ch.assertQueue(mailerQueue, { durable: true });
+
+        ch.sendToQueue(mailerQueue, buffer);
+
+        console.log(`sent to queue ${mailerQueue}: ${JSON.stringify(email)}`);
+
+      });
+
+      setTimeout(() => {
+        conn.close();
+      }, 500);
+    });
+  }
+
+}

src/email/email.ts

+import { IsDefined } from 'class-validator';
+import { ApiModelProperty, ApiModelPropertyOptional } from '@nestjs/swagger';
+
+export class Email {
+
+  @ApiModelProperty()
+  @IsDefined()
+  to: string[];
+
+  @ApiModelProperty()
+  @IsDefined()
+  from: string;
+
+  @ApiModelPropertyOptional()
+  cc: string[];
+
+  @ApiModelPropertyOptional()
+  bcc: string[];
+
+  @ApiModelProperty()
+  @IsDefined()
+  subject: string;
+
+  @ApiModelProperty()
+  @IsDefined()
+  text: string;
+}
\ No newline at end of file

src/main.ts

+import { NestFactory } from '@nestjs/core';
+import { AppModule } from './app.module';
+import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
+import { ValidationPipe } from '@nestjs/common';
+import * as fs from 'fs';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  app.enableCors({ credentials: true, origin: true});
+  const options = new DocumentBuilder()
+    .setBasePath('')
+    .setTitle('Portail Data Email MicroService API')
+    .setDescription('APIs description for the Email API')
+    .setVersion('0.1')
+    .build();
+  const document = SwaggerModule.createDocument(app, options);
+  fs.writeFileSync('./swagger-spec.json', JSON.stringify(document));
+
+  SwaggerModule.setup('api', app, document);
+  app.useGlobalPipes(new ValidationPipe());
+
+  await app.listen(3000);
+}
+bootstrap();

tsconfig.json

+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "declaration": true,
+    "noImplicitAny": false,
+    "removeComments": true,
+    "noLib": false,
+    "allowSyntheticDefaultImports": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "target": "es6",
+    "sourceMap": true,
+    "outDir": "./dist",
+    "baseUrl": "./src"
+  },
+  "include": [
+    "src/**/*"
+  ],
+  "exclude": [
+    "node_modules",
+    "**/*.spec.ts"
+  ]
+}