feat(api): setup nestjs

.gitignore

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+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# Credentials
+.env

Dockerfile

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+FROM node:12-alpine as common
+LABEL org.label-schema.schema-version="1.0" \
+      org.label-schema.name="listory" \
+      stage="common"
+WORKDIR /app
+COPY *.json /app/
+
+FROM common as builder
+LABEL stage="builder"
+
+RUN npm ci
+
+COPY src/ /app/src/
+RUN npm run build
+
+
+FROM common as app
+LABEL stage="app"
+
+RUN npm ci --only=production
+COPY --from=builder /app/dist/ /app/dist/
+
+CMD ["dist/main"]

README.md

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+<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
+
+# 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

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+version: "3.4"
+
+services:
+  db:
+    image: postgres:12.1
+    environment:
+      POSTGRES_PASSWORD: listory
+      POSTGRES_USER: listory
+      POSTGRES_DB: listory
+    networks:
+      - listory
+
+  service:
+    build:
+      context: .
+      target: builder
+    command: ["npm", "run", "start:dev"]
+    environment:
+      DB_USERNAME: listory
+      DB_PASSWORD: listory
+      DB_HOST: db
+    env_file: .env
+    volumes:
+      - ./src:/app/src
+    ports:
+      - 3000:3000
+    networks:
+      - listory
+
+networks:
+  listory: {}

nest-cli.json

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

package.json

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+{
+  "name": "listory",
+  "version": "0.0.1",
+  "description": "Track your Spotify Listen History",
+  "author": "Julian Tölle <julian.toelle97@gmail.com>",
+  "license": "MIT",
+  "scripts": {
+    "prebuild": "rimraf dist",
+    "build": "nest build",
+    "format": "prettier --write \"apps/**/*.ts\" \"libs/**/*.ts\"",
+    "start": "nest start",
+    "start:dev": "nest start --watch",
+    "start:debug": "nest start --debug --watch",
+    "start:prod": "node dist/main",
+    "lint": "tslint -p tsconfig.json -c tslint.json",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
+    "test:e2e": "jest --config ./apps/listory/test/jest-e2e.json"
+  },
+  "dependencies": {
+    "@nestjs/common": "^6.7.2",
+    "@nestjs/config": "^0.1.0",
+    "@nestjs/core": "^6.7.2",
+    "@nestjs/passport": "^6.1.1",
+    "@nestjs/platform-express": "^6.7.2",
+    "@nestjs/typeorm": "^6.2.0",
+    "jwks-rsa": "^1.6.2",
+    "passport": "^0.4.1",
+    "passport-jwt": "^4.0.0",
+    "pg": "^7.17.1",
+    "reflect-metadata": "^0.1.13",
+    "rimraf": "^3.0.0",
+    "rxjs": "^6.5.3",
+    "typeorm": "^0.2.22"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "^6.9.0",
+    "@nestjs/schematics": "^6.7.0",
+    "@nestjs/testing": "^6.7.1",
+    "@types/express": "^4.17.1",
+    "@types/jest": "^24.0.18",
+    "@types/node": "^12.7.5",
+    "@types/supertest": "^2.0.8",
+    "jest": "^24.9.0",
+    "prettier": "^1.18.2",
+    "supertest": "^4.0.2",
+    "ts-jest": "^24.1.0",
+    "ts-loader": "^6.1.1",
+    "ts-node": "^8.4.1",
+    "tsconfig-paths": "^3.9.0",
+    "tslint": "^5.20.0",
+    "tslint-config-prettier": "^1.18.0",
+    "tslint-plugin-prettier": "^2.1.0",
+    "typescript": "^3.6.3"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": ".",
+    "testRegex": ".spec.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "coverageDirectory": "./coverage",
+    "testEnvironment": "node",
+    "roots": [
+      "<rootDir>/apps/"
+    ]
+  }
+}

src/app.module.ts

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+import { Module } from "@nestjs/common";
+import { ConfigModule } from "@nestjs/config";
+import { AuthenticationModule } from "./authentication/authentication.module";
+import { DatabaseModule } from "./database/database.module";
+import { ConnectionsModule } from "./connections/connections.module";
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({ isGlobal: true }),
+    DatabaseModule,
+    AuthenticationModule,
+    ConnectionsModule
+  ]
+})
+export class AppModule {}

src/authentication/authentication.module.ts

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+import { Module } from "@nestjs/common";
+import { JwtStrategy } from "./jwt.strategy";
+import { PassportModule } from "@nestjs/passport";
+
+@Module({
+  imports: [PassportModule.register({ defaultStrategy: "jwt" })],
+  providers: [JwtStrategy],
+  exports: [PassportModule]
+})
+export class AuthenticationModule {}

src/authentication/jwt.strategy.ts

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+import { Injectable } from "@nestjs/common";
+import { PassportStrategy } from "@nestjs/passport";
+import { passportJwtSecret } from "jwks-rsa";
+import { ExtractJwt, Strategy } from "passport-jwt";
+import { ConfigService } from "@nestjs/config";
+
+@Injectable()
+export class JwtStrategy extends PassportStrategy(Strategy) {
+  constructor(private readonly config: ConfigService) {
+    super({
+      secretOrKeyProvider: passportJwtSecret({
+        cache: true,
+        rateLimit: true,
+        jwksRequestsPerMinute: 5,
+        jwksUri: `${config.get<string>(
+          "JWT_AUTH0_DOMAIN"
+        )}.well-known/jwks.json`
+      }),
+
+      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
+      audience: config.get<string>("JWT_AUTH0_AUDIENCE"),
+      issuer: config.get<string>("JWT_AUTH0_DOMAIN"),
+      algorithms: ["RS256"]
+    });
+  }
+
+  validate(payload: any) {
+    return payload;
+  }
+}

src/connections/connection-type.enum.ts

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+export enum ConnectionType {
+  SPOTIFY = "spotify"
+}

src/connections/connection.entity.ts

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+import { Entity, Column, PrimaryGeneratedColumn } from "typeorm";
+import { ConnectionType } from "./connection-type.enum";
+
+@Entity()
+export class Connection {
+  @PrimaryGeneratedColumn("uuid")
+  id: string;
+
+  @Column()
+  userID: string;
+
+  @Column()
+  type: ConnectionType;
+}

src/connections/connections.controller.spec.ts

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

src/connections/connections.controller.ts

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+import { Controller } from "@nestjs/common";
+
+@Controller("connections")
+export class ConnectionsController {}

src/connections/connections.module.ts

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+import { Module } from "@nestjs/common";
+import { TypeOrmModule } from "@nestjs/typeorm";
+import { ConnectionsController } from "./connections.controller";
+import { ConnectionsRepository } from "./connections.repository";
+import { ConnectionsService } from "./connections.service";
+
+@Module({
+  imports: [TypeOrmModule.forFeature([ConnectionsRepository])],
+  controllers: [ConnectionsController],
+  providers: [ConnectionsService]
+})
+export class ConnectionsModule {}

src/connections/connections.repository.ts

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+import { EntityRepository, Repository } from "typeorm";
+import { Connection } from "./connection.entity";
+
+@EntityRepository(Connection)
+export class ConnectionsRepository extends Repository<Connection> {}

src/connections/connections.service.spec.ts

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

src/connections/connections.service.ts

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+import { Injectable } from "@nestjs/common";
+import { ConnectionsRepository } from "./connections.repository";
+
+@Injectable()
+export class ConnectionsService {
+  constructor(private readonly connectionRepository: ConnectionsRepository) {}
+}

src/database/database.module.ts

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+import { ConfigModule, ConfigService } from "@nestjs/config";
+import { TypeOrmModule } from "@nestjs/typeorm";
+import { join } from "path";
+
+// tslint:disable-next-line variable-name
+export const DatabaseModule = TypeOrmModule.forRootAsync({
+  useFactory: (config: ConfigService) => ({
+    type: "postgres",
+
+    // Connection details
+    host: config.get<string>("DB_HOST"),
+    username: config.get<string>("DB_USERNAME"),
+    password: config.get<string>("DB_PASSWORD"),
+    database: config.get<string>("DB_DATABASE"),
+
+    // Entities
+    entities: [join(__dirname, "..", "**/*.entity.{ts,js}")],
+
+    // Migrations
+    migrationsRun: true,
+    migrations: [join(__dirname, "migrations", "*.{ts,js}")],
+    synchronize: false
+  }),
+  inject: [ConfigService]
+});

src/main.ts

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+import { NestFactory } from "@nestjs/core";
+import { AppModule } from "./app.module";
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  await app.listen(3000);
+}
+bootstrap();

test/app.e2e-spec.ts

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+import { Test, TestingModule } from "@nestjs/testing";
+import { INestApplication } from "@nestjs/common";
+import * as request from "supertest";
+import { AppModule } from "../src/app.module";
+
+describe("AppController (e2e)", () => {
+  let app: INestApplication;
+
+  beforeEach(async () => {
+    const moduleFixture: TestingModule = await Test.createTestingModule({
+      imports: [AppModule]
+    }).compile();
+
+    app = moduleFixture.createNestApplication();
+    await app.init();
+  });
+
+  it("/ (GET)", () => {
+    return request(app.getHttpServer())
+      .get("/")
+      .expect(200)
+      .expect("Hello World!");
+  });
+});

test/jest-e2e.json

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+{
+  "moduleFileExtensions": ["js", "json", "ts"],
+  "rootDir": ".",
+  "testEnvironment": "node",
+  "testRegex": ".e2e-spec.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": "ts-jest"
+  }
+}

tsconfig.build.json

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+{
+  "extends": "./tsconfig.json",
+  "exclude": ["node_modules", "test", "dist", "**/*spec.ts"]
+}

tsconfig.json

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+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "declaration": true,
+    "removeComments": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "target": "es2017",
+    "sourceMap": true,
+    "outDir": "./dist",
+    "baseUrl": "./",
+    "incremental": true,
+    "paths": {}
+  },
+  "exclude": [
+    "node_modules",
+    "dist"
+  ]
+}

tslint.json

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+{
+  "defaultSeverity": "error",
+  "extends": [
+    "tslint:recommended",
+    "tslint-config-prettier",
+    "tslint-plugin-prettier"
+  ],
+  "jsRules": {
+    "no-unused-expression": true
+  },
+  "rules": {
+    "member-access": [false],
+    "ordered-imports": [false],
+    "max-line-length": [true, 150],
+    "member-ordering": [false],
+    "interface-name": [false],
+    "arrow-parens": false,
+    "object-literal-sort-keys": false,
+    "trailing-comma": false,
+    "prettier": "true"
+  },
+  "rulesDirectory": []
+}