asd

.gitignore

@@ -35,4 +35,4 @@ lerna-debug.log*
 
 # db connection
 ormconfig.json
-.env
\ No newline at end of file
+.env

.prettierrc

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

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
+
+# 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).

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 -r tsconfig-paths/register src/main.ts"
+}

nodemon.json

+{
+  "watch": ["dist"],
+  "ext": "js",
+  "exec": "node dist/main"
+}

package.json

+{
+  "name": "login",
+  "version": "0.0.1",
+  "description": "",
+  "author": "",
+  "license": "MIT",
+  "scripts": {
+    "build": "tsc -p tsconfig.build.json",
+    "format": "prettier --write \"src/**/*.ts\"",
+    "start": "ts-node -r tsconfig-paths/register src/main.ts",
+    "start:dev": "concurrently --handle-input \"wait-on dist/main.js && nodemon\" \"tsc -w -p tsconfig.build.json\" ",
+    "start:debug": "nodemon --config nodemon-debug.json",
+    "prestart:prod": "rimraf dist && npm run build",
+    "start:prod": "node dist/main.js",
+    "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 ./test/jest-e2e.json"
+  },
+  "dependencies": {
+    "@nestjs/common": "^6.0.0",
+    "@nestjs/core": "^6.0.0",
+    "@nestjs/platform-express": "^6.0.0",
+    "@nestjs/typeorm": "^6.1.1",
+    "bcryptjs": "^2.4.3",
+    "class-transformer": "^0.2.3",
+    "class-validator": "^0.9.1",
+    "jsonwebtoken": "^8.5.1",
+    "pg": "^7.11.0",
+    "reflect-metadata": "^0.1.12",
+    "rimraf": "^2.6.2",
+    "rxjs": "^6.3.3",
+    "typeorm": "^0.2.17"
+  },
+  "devDependencies": {
+    "@nestjs/testing": "^6.0.0",
+    "@types/bcryptjs": "^2.4.2",
+    "@types/express": "^4.16.0",
+    "@types/jest": "^23.3.13",
+    "@types/jsonwebtoken": "^8.3.2",
+    "@types/node": "^10.12.18",
+    "@types/supertest": "^2.0.7",
+    "concurrently": "^4.1.0",
+    "jest": "^24.8.0",
+    "nodemon": "^1.18.9",
+    "prettier": "^1.15.3",
+    "supertest": "^3.4.1",
+    "ts-jest": "24.0.2",
+    "ts-node": "8.1.0",
+    "tsconfig-paths": "3.8.0",
+    "tslint": "5.16.0",
+    "typescript": "3.4.3",
+    "wait-on": "^3.2.0"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "src",
+    "testRegex": ".spec.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  }
+}

src/app.controller.spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { AppController } from './app.controller';
+import { AppService } from './app.service';
+
+describe('AppController', () => {
+  let appController: AppController;
+
+  beforeEach(async () => {
+    const app: TestingModule = await Test.createTestingModule({
+      controllers: [AppController],
+      providers: [AppService],
+    }).compile();
+
+    appController = app.get<AppController>(AppController);
+  });
+
+  describe('root', () => {
+    it('should return "Hello World!"', () => {
+      expect(appController.getHello()).toBe('Hello World!');
+    });
+  });
+});

src/app.controller.ts

+import { Controller, Get } from '@nestjs/common';
+import { AppService } from './app.service';
+
+@Controller()
+export class AppController {
+  constructor(private readonly appService: AppService) {}
+
+  @Get()
+  getHello(): string {
+    return this.appService.getHello();
+  }
+}

src/app.module.ts

+import { Module } from '@nestjs/common';
+import { APP_FILTER, APP_INTERCEPTOR } from '@nestjs/core';
+import { TypeOrmModule } from "@nestjs/typeorm";
+
+import { AppController } from './app.controller';
+import { AppService } from './app.service';
+import { Connection } from "typeorm";
+import { UserModule } from './user/user.module';
+import { HttpErrorFilter } from './shared/http-error.filter';
+import { LoggingInterceptor } from './shared/logging.interceptor';
+
+@Module({
+  imports: [TypeOrmModule.forRoot(), UserModule],
+  controllers: [AppController],
+  providers: [
+    AppService, {
+      provide: APP_FILTER,
+      useClass: HttpErrorFilter
+    },
+    {
+      provide: APP_INTERCEPTOR,
+      useClass: LoggingInterceptor,
+    }
+  ],
+})
+export class AppModule {
+  constructor(private readonly connection: Connection) {}
+}

src/app.service.ts

+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class AppService {
+  getHello(): string {
+    return 'Hello World!';
+  }
+}

src/main.ts

+import { NestFactory } from '@nestjs/core';
+
+import { AppModule } from './app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  // Cors is needed for application/json POST
+  app.enableCors();
+  await app.listen(3000);
+}
+bootstrap();

src/shared/auth.guard.ts

+import { Injectable, ExecutionContext, CanActivate, HttpException, HttpStatus } from '@nestjs/common';
+import * as jwt from 'jsonwebtoken';
+
+@Injectable()
+export class AuthGuard implements CanActivate {
+
+    async canActivate(context: ExecutionContext): Promise<boolean> {
+        const request = context.switchToHttp().getRequest();
+        if (!request.headers.authorization) {
+            return false;
+        }
+
+        request.user = await this.validateToken(request.headers.authorization);
+
+        return true;
+    }
+
+    async validateToken(auth: string) {
+        if (auth.split(" ")[0] !== 'Bearer') {
+            throw new HttpException('Invalid token', HttpStatus.FORBIDDEN);
+        }
+        const token = auth.split(" ")[1];
+        try {
+            return await jwt.verify(token, process.env.SECRET); 
+        } catch (err) {
+            const message = `Token error: ${err.message || err.name}`
+            throw new HttpException(message, HttpStatus.FORBIDDEN);
+        }
+    }
+}
\ No newline at end of file

src/shared/http-error.filter.ts

+import { Catch, ExceptionFilter, HttpException, ArgumentsHost, Logger } from "@nestjs/common";
+
+@Catch()
+export class HttpErrorFilter implements ExceptionFilter {
+    catch(exception: HttpException, host: ArgumentsHost) {
+        const ctx = host.switchToHttp();
+        const request = ctx.getRequest();
+        const response = ctx.getResponse();
+        const status = exception.getStatus();
+
+        const errorResponse = {
+            code: status,
+            timestamp: new Date().toLocaleDateString(),
+            path: request.url,
+            method: request.method,
+            message: exception.message.error || exception.message || null,
+        };
+
+        Logger.error(`${request.method} ${request.url}`, JSON.stringify(errorResponse), "ExceptionFilter");
+
+        response.status(404).json({errorResponse});
+    }
+}
\ No newline at end of file

src/shared/logging.interceptor.ts

+import { Injectable, NestInterceptor, ExecutionContext, CallHandler, Logger } from '@nestjs/common';
+import { Observable } from 'rxjs';
+import { tap } from 'rxjs/operators';
+
+@Injectable()
+export class LoggingInterceptor implements NestInterceptor {
+    intercept(
+        context: ExecutionContext,
+        next: CallHandler,
+    ): Observable<any> {
+        const req = context.switchToHttp().getRequest();
+        const method = req.method;
+        const url = req.url;
+        const now = Date.now();
+        return next.handle().pipe(
+            tap(() => Logger.log(
+                `${method} ${url} ${Date.now() - now}ms`,
+                `${context.getClass().name}.${context.getHandler().name}` 
+            ))
+        )
+    }
+}
\ No newline at end of file

src/shared/validation.pipe.ts

+
+import { PipeTransform, Injectable, ArgumentMetadata, BadRequestException, HttpException, HttpStatus } from '@nestjs/common';
+import { validate } from 'class-validator';
+import { plainToClass } from 'class-transformer';
+
+@Injectable()
+export class ValidationPipe implements PipeTransform<any> {
+    async transform(value: any, metadata: ArgumentMetadata) {
+
+        if (value instanceof Object && this.isEmpty(value)) {
+            throw new HttpException(
+                'Validation failed: No body submitted', HttpStatus.BAD_REQUEST
+            );
+        }
+
+        const { metatype } = metadata;
+        if (!metatype || !this.toValidate(metatype)) {
+            return value;
+        }
+        const object = plainToClass(metatype, value);
+        const errors = await validate(object);
+        if (errors.length > 0) {
+            throw new HttpException(`Validation failed: ${this.formatErrors(errors)}`, HttpStatus.BAD_REQUEST);
+        }
+        return value;
+    }
+
+    private toValidate(metatype: Function): boolean {
+        const types: Function[] = [String, Boolean, Number, Array, Object];
+        return !types.includes(metatype);
+    }
+
+    private formatErrors(errors: any[]) {
+        return errors.map(err => {
+            for (let property in err.constraints) {
+                return err.constraints[property]
+            }
+        }).join(", ");
+    }
+
+    private isEmpty(value: any) {
+        return (Object.keys(value).length > 0) ? false : true;
+    }
+}
\ No newline at end of file

src/user/user.controller.spec.ts

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

src/user/user.controller.ts

+import { Controller, Post, Body, UsePipes, ValidationPipe, Get, UseGuards } from '@nestjs/common';
+
+import { UserService } from './user.service';
+import { UserDTO } from './user.dto';
+import { AuthGuard } from 'src/shared/auth.guard';
+
+@Controller('user')
+export class UserController {
+    constructor(private userService: UserService) {}
+
+    @Post('register')
+    @UsePipes(new ValidationPipe())
+    createUser(@Body() data: UserDTO) {
+        return this.userService.register(data);
+    }
+
+    @Post('login')
+    @UsePipes(new ValidationPipe())
+    loginUser(@Body() data: UserDTO) {
+        return this.userService.login(data);
+    }
+
+    @Get('map')
+    @UseGuards(new AuthGuard())
+    showMap() {
+        return 'karttanäkymä accessed';
+    }
+}

src/user/user.dto.ts

+import { IsString } from 'class-validator';
+
+export class UserDTO {
+    @IsString()
+    name: string;
+    @IsString()
+    password: string;
+}
\ No newline at end of file