Envio de solução

backend/README.md

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+<p align="center">
+  <a href="http://nestjs.com/" target="blank"><img src="https://nestjs.com/img/logo-small.svg" width="200" alt="Nest Logo" /></a>
+</p>
+
+[circleci-image]: https://img.shields.io/circleci/build/github/nestjs/nest/master?token=abc123def456
+[circleci-url]: https://circleci.com/gh/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.</p>
+    <p align="center">
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/v/@nestjs/core.svg" alt="NPM Version" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/l/@nestjs/core.svg" alt="Package License" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/dm/@nestjs/common.svg" alt="NPM Downloads" /></a>
+<a href="https://circleci.com/gh/nestjs/nest" target="_blank"><img src="https://img.shields.io/circleci/build/github/nestjs/nest/master" alt="CircleCI" /></a>
+<a href="https://coveralls.io/github/nestjs/nest?branch=master" target="_blank"><img src="https://coveralls.io/repos/github/nestjs/nest/badge.svg?branch=master#9" alt="Coverage" /></a>
+<a href="https://discord.gg/G7Qnnhy" target="_blank"><img src="https://img.shields.io/badge/discord-online-brightgreen.svg" alt="Discord"/></a>
+<a href="https://opencollective.com/nest#backer" target="_blank"><img src="https://opencollective.com/nest/backers/badge.svg" alt="Backers on Open Collective" /></a>
+<a href="https://opencollective.com/nest#sponsor" target="_blank"><img src="https://opencollective.com/nest/sponsors/badge.svg" alt="Sponsors on Open Collective" /></a>
+  <a href="https://paypal.me/kamilmysliwiec" target="_blank"><img src="https://img.shields.io/badge/Donate-PayPal-ff3f59.svg"/></a>
+    <a href="https://opencollective.com/nest#sponsor"  target="_blank"><img src="https://img.shields.io/badge/Support%20us-Open%20Collective-41B883.svg" alt="Support us"></a>
+  <a href="https://twitter.com/nestframework" target="_blank"><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).

backend/nest-cli.json

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+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true
+  }
+}

backend/package.json

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+{
+  "name": "nest-app",
+  "version": "0.0.1",
+  "description": "",
+  "author": "",
+  "private": true,
+  "license": "UNLICENSED",
+  "scripts": {
+    "build": "nest build",
+    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "start": "nest start",
+    "start:dev": "nest start --watch",
+    "start:debug": "nest start --debug --watch",
+    "start:prod": "node dist/main",
+    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
+    "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": "^10.0.0",
+    "@nestjs/core": "^10.0.0",
+    "@nestjs/jwt": "^10.2.0",
+    "@nestjs/mapped-types": "*",
+    "@nestjs/platform-express": "^10.0.0",
+    "@nestjs/typeorm": "^10.0.2",
+    "bcrypt": "^5.1.1",
+    "mysql2": "^3.9.7",
+    "reflect-metadata": "^0.2.0",
+    "rxjs": "^7.8.1",
+    "typeorm": "^0.3.20"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "^10.0.0",
+    "@nestjs/schematics": "^10.0.0",
+    "@nestjs/testing": "^10.0.0",
+    "@types/bcrypt": "^5.0.2",
+    "@types/express": "^4.17.17",
+    "@types/jest": "^29.5.2",
+    "@types/node": "^20.3.1",
+    "@types/supertest": "^6.0.0",
+    "@typescript-eslint/eslint-plugin": "^6.0.0",
+    "@typescript-eslint/parser": "^6.0.0",
+    "eslint": "^8.42.0",
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-plugin-prettier": "^5.0.0",
+    "jest": "^29.5.0",
+    "prettier": "^3.0.0",
+    "source-map-support": "^0.5.21",
+    "supertest": "^6.3.3",
+    "ts-jest": "^29.1.0",
+    "ts-loader": "^9.4.3",
+    "ts-node": "^10.9.1",
+    "tsconfig-paths": "^4.2.0",
+    "typescript": "^5.1.3"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  }
+}

backend/src/app.module.ts

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+import { Module } from '@nestjs/common';
+import { QuadroModule } from './quadro/quadro.module';
+import { UsuarioModule } from './usuario/usuario.module';
+import { ColunaModule } from './coluna/coluna.module';
+import { TarefaModule } from './tarefa/tarefa.module';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { Tarefa } from './tarefa/entities/tarefa.entity';
+import { Coluna } from './coluna/entities/coluna.entity';
+import { Usuario } from './usuario/entities/usuario.entity';
+import { Quadro } from './quadro/entities/quadro.entity';
+import { AuthModule } from './auth/auth.module';
+import { AuthGuard } from './auth/auth/auth.guard';
+
+//configurações e classes para entendimento das anotações do framework
+
+@Module({
+  imports: [QuadroModule,
+    UsuarioModule,
+    ColunaModule,
+    TarefaModule,
+
+    TypeOrmModule.forRoot({ //converter classes em entidades do banco de dados
+      type: 'mysql',
+      host: 'localhost',
+      port: 3306,
+      username: 'root',
+      password:'root',
+      database:'kanban',
+      entities: [Quadro, Usuario, Coluna, Tarefa],
+      synchronize: process.env.ENV !== 'production',
+
+    }),
+
+    AuthModule
+
+  ],
+  controllers: [], //expor endpoints http
+  providers: [AuthGuard],     //services  
+})
+export class AppModule {}

backend/src/auth/auth.controller.spec.ts

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

backend/src/auth/auth.controller.ts

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+import { Controller, Get, Post, Body, Patch, Param, Delete, BadRequestException } from '@nestjs/common';
+import { AuthService } from './auth.service';
+import { LoginDto } from './dto/login.dto';
+import { RegistroDto } from './dto/registro.dto';
+import { UsuarioService } from 'src/usuario/usuario.service';
+
+@Controller('auth')
+export class AuthController {
+  constructor(private readonly authService: AuthService,
+              private readonly usuarioService: UsuarioService
+  ) {}
+
+  /**
+   * Realiza o login do usuario baseado no e-mail e senha, retorna o id do usuario simulando uma autenticação
+   */
+  @Post('login')
+  login(@Body() createAuthDto: LoginDto) {
+    return this.authService.login(createAuthDto);
+  }
+
+
+    /**
+   * Registra um usuario, padroniza o e-mail pra ser todo lower case
+   * faz validações pra ver se o usuario já existe.
+   * Poderia fazer validações de politicas do password, tamanho minimo, palavras proibidas como o proprio nome ou outros.
+   * Após fazer o registro, já tenta autenticar, retornando o também o usuarioId como uma simulação do token.
+   */
+  @Post('register')
+  async create(@Body() registroDto: RegistroDto) {
+    registroDto.email = registroDto.email.toLowerCase();
+    const user = await this.usuarioService.create(registroDto);
+    if (!user) {
+      throw new BadRequestException('Unable to register');
+    }
+    return this.authService.login({
+      email: user.email,
+      senha: registroDto.senha,
+    });
+  }
+
+
+}

backend/src/auth/auth.module.ts

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+import { Module } from '@nestjs/common';
+import { AuthService } from './auth.service';
+import { AuthController } from './auth.controller';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { Usuario } from 'src/usuario/entities/usuario.entity';
+import { UsuarioService } from 'src/usuario/usuario.service';
+
+@Module({
+  controllers: [AuthController],
+  providers: [AuthService, UsuarioService],
+  imports: [
+  TypeOrmModule.forFeature([Usuario]),
+],
+})
+export class AuthModule {}
+

backend/src/auth/auth.service.spec.ts

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

backend/src/auth/auth.service.ts

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+import { BadRequestException, Injectable, NotFoundException, UnauthorizedException } from '@nestjs/common';
+import { LoginDto } from './dto/login.dto';
+import { RegistroDto } from './dto/registro.dto';
+import { Usuario } from 'src/usuario/entities/usuario.entity';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+
+@Injectable()
+export class AuthService {
+
+
+
+  constructor(
+    @InjectRepository(Usuario)
+    private usuarioRepositorio: Repository<Usuario>,
+
+  ){}
+
+  async login(loginDto: LoginDto) {
+     const usuario = await this.usuarioRepositorio.findOne({
+      where: {
+        email: loginDto.email,
+      },
+    });
+
+
+    if(!usuario){
+      throw new NotFoundException('Usuário não encontrado');
+    }
+
+    // Uma boa prática é não guardar a senha em nossa base de usuarios
+    // Sei que tem umas formas de ao realizar o cadastro criar um hash da senha 
+    //e dai sempre comparar ele quando for logar
+    if(loginDto.senha !== usuario.senha){
+      throw new UnauthorizedException('Login inválido')
+    }
+
+    return {
+      usuarioId: usuario.id
+    };
+  }
+}

backend/src/auth/auth/auth.guard.spec.ts

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+import { AuthGuard } from './auth.guard';
+
+// describe('AuthGuard', () => {
+//   it('should be defined', () => {
+//     expect(new AuthGuard()).toBeDefined();
+//   });
+// });