Added Swagger and Helmet

package.json

@@ -27,17 +27,22 @@
     "@nestjs/mapped-types": "*",
     "@nestjs/platform-express": "^8.0.0",
     "@nestjs/sequelize": "^8.0.0",
+    "@nestjs/swagger": "^5.1.5",
+    "bcrypt": "^5.0.1",
+    "helmet": "^5.0.1",
     "mysql2": "^2.3.3",
     "reflect-metadata": "^0.1.13",
     "rimraf": "^3.0.2",
     "rxjs": "^7.2.0",
     "sequelize": "^6.13.0",
-    "sequelize-typescript": "^2.1.2"
+    "sequelize-typescript": "^2.1.2",
+    "swagger-ui-express": "^4.3.0"
   },
   "devDependencies": {
     "@nestjs/cli": "^8.0.0",
     "@nestjs/schematics": "^8.0.0",
     "@nestjs/testing": "^8.0.0",
+    "@types/bcrypt": "^5.0.0",
     "@types/express": "^4.17.13",
     "@types/jest": "27.0.2",
     "@types/node": "^16.0.0",

src/main.ts

@@ -1,12 +1,34 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
 import { ConfigService } from '@nestjs/config';
-
+import { SwaggerModule, DocumentBuilder, SwaggerCustomOptions } from '@nestjs/swagger';
+import helmet from 'helmet';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
   const configService = app.get(ConfigService);
 
+  app.use(helmet());
+  app.enableCors({
+    origin: configService.get("APP_URL", true)
+  });
+
+  const config = new DocumentBuilder()
+    .setTitle('Business Earn')
+    .setDescription('The Business Earn API documentation.')
+    .setVersion('1.0')
+    .addTag('users')
+    .build();
+
+  const customOptions: SwaggerCustomOptions = {
+    swaggerOptions: {
+      persistAuthorization: true,
+    }
+  };
+
+  const document = SwaggerModule.createDocument(app, config);
+  SwaggerModule.setup('api', app, document, customOptions);
+
   await app.listen(configService.get("APP_PORT", 3000));
 }
 bootstrap();

src/users/dto/create-user.dto.ts

@@ -1 +1,5 @@
-export class CreateUserDto {}
+export class CreateUserDto {
+    firstName: string;
+    lastName: string;
+    email: string;
+}

src/users/dto/login-user.dto.ts

@@ -0,0 +1,4 @@
+export class LoginUserDto {
+    email: string;
+    password: string;
+}

src/users/dto/update-user.dto.ts

@@ -1,4 +1,8 @@
 import { PartialType } from '@nestjs/mapped-types';
 import { CreateUserDto } from './create-user.dto';
 
-export class UpdateUserDto extends PartialType(CreateUserDto) {}
+export class UpdateUserDto extends PartialType(CreateUserDto) {
+    firstName: string;
+    lastName: string;
+    email: string;
+}

src/users/models/user.model.ts

@@ -1,6 +1,7 @@
 import sequelize from 'sequelize';
 import { AllowNull, Column, CreatedAt, HasMany, IsDate, IsEmail, Length, Model, NotEmpty, Table, Unique, UpdatedAt } from 'sequelize-typescript';
 import { Company } from '../../companies/models/company.model';
+import * as bcrypt from 'bcrypt';
 
 @Table
 export class User extends Model {
@@ -23,6 +24,23 @@ export class User extends Model {
   @Column
   email: string;
 
+  @AllowNull(false)
+  @NotEmpty
+  @Length({msg: "The password must be 8 characters min and 32 characters max", min: 8, max: 32})
+  @Column
+  get password(): string {
+    return this.getDataValue('password_hash');
+  }
+  set password(value: string) {
+    const hash = bcrypt.hashSync(value, 10);
+    this.setDataValue("password_hash", value);
+  }
+
+  @AllowNull(false)
+  @NotEmpty
+  @Column
+  password_hash: string;
+
   @IsDate
   @AllowNull(false)
   @Column({ defaultValue: sequelize.NOW })

src/users/users.service.ts

@@ -1,26 +1,35 @@
 import { Injectable } from '@nestjs/common';
+import { InjectModel } from '@nestjs/sequelize';
 import { CreateUserDto } from './dto/create-user.dto';
 import { UpdateUserDto } from './dto/update-user.dto';
+import { User } from './models/user.model';
 
 @Injectable()
 export class UsersService {
-  create(createUserDto: CreateUserDto) {
-    return 'This action adds a new user';
+  constructor(
+    @InjectModel(User)
+    private userModel: typeof User,
+  ) {}
+
+  async create(createUserDto: CreateUserDto) : Promise<User> {
+    return this.userModel.create(createUserDto);
+  }
+  
+  async findAll() : Promise<User[]> {
+    return this.userModel.findAll();
   }
 
-  findAll() {
-    return `This action returns all users`;
+  async findOne(id: number) : Promise<User> {
+    return this.userModel.findByPk(id);
   }
 
-  findOne(id: number) {
-    return `This action returns a #${id} user`;
+  async update(id: number, updateUserDto: UpdateUserDto) : Promise<User> {
+    const user = await this.findOne(id);
+    return user.update({ updateUserDto });
   }
 
-  update(id: number, updateUserDto: UpdateUserDto) {
-    return `This action updates a #${id} user`;
-  }
-
-  remove(id: number) {
-    return `This action removes a #${id} user`;
+  async remove(id: number) : Promise<void> {
+    const user = await this.findOne(id);
+    return user.destroy();
   }
 }

tsconfig.json

@@ -6,6 +6,7 @@
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "allowSyntheticDefaultImports": true,
+    "esModuleInterop": true,
     "target": "es2017",
     "sourceMap": true,
     "outDir": "./dist",