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• nest-js-quiz-manager-master
  • LICENSE
  • server
    • src
      • database
        • seeds
          • setup-data.seed.ts
          • user-create.seed.ts
        • data
          • quiz.data.ts
        • migrations
          • 1649938237326-BaseMigrations.ts
          • 1651075479367-add_user_role_column.ts
        • factories
          • user.factory.ts
          • quiz.factory.ts
      • app.module.ts
      • common
        • decorator
          • api-pagination.response.ts
        • dto
          • paginated.dto.ts
        • middleware
          • api-token-check.middleware.ts
        • constants
          • event.constants.ts
        • exceptions
          • api-token-payement.exception.ts
      • app.service.ts
      • config
        • typeorm.config-migrations.ts
        • typeorm.config.ts
        • app.config.ts
        • jwt.config.ts
      • app.controller.spec.ts
      • main.ts
      • app.controller.ts
      • app.utils.ts
      • modules
        • user
          • user.controller.ts
          • user.entity.ts
          • dto
            • user-register.req.dto.ts
          • enums
            • user.enum.ts
          • user.service.ts
          • user.module.ts
        • quiz
          • dto
            • create-quiz.dto.ts
            • create-question.dto.ts
            • create-option.dto.ts
          • services
            • quiz.service.ts
            • response.service.ts
            • question.service.ts
            • option.service.ts
          • repositories
            • quiz.repository.ts
            • question.repository.ts
            • option.repository.ts
          • controllers
            • question.controller.ts
            • option.controller.ts
            • quiz.controller.ts
            • response.controller.ts
          • quiz.module.ts
          • entities
            • option.entity.ts
            • quiz.entity.ts
            • question.entity.ts
          • events
            • response-add.event.ts
        • auth
          • auth.controller.ts
          • local.strategy.ts
          • dto
            • login.dto.ts
          • jwt-auth.guard.ts
          • jwt.strategy.ts
          • local-auth.guard.ts
          • auth.service.ts
          • roles.decorator.ts
          • roles.guard.ts
          • admin-role.guard.ts
          • auth.module.ts
    • .prettierrc
    • .env.example
    • test
      • app.e2e-spec.ts
      • jest-e2e.json
    • .editorconfig
    • uploads
      • .gitignore
    • tsconfig.build.json
    • README.md
    • package.json
    • .eslintrc.js
    • tsconfig.json
    • .gitignore
    • nest-cli.json
  • readme.md

import {
  BadRequestException,
  Injectable,
  UnauthorizedException,
} from '@nestjs/common';
import { UserService } from '../user/user.service';
import * as bcrypt from 'bcrypt';
import { JwtService } from '@nestjs/jwt';

@Injectable()
export class AuthService {
  constructor(
    private userService: UserService,
    private jwtService: JwtService,
  ) {}

  async validateUserCreds(email: string, password: string): Promise<any> {
    const user = await this.userService.getUserByEmail(email);

    if (!user) throw new BadRequestException();

    if (!(await bcrypt.compare(password, user.password)))
      throw new UnauthorizedException();

    return user;
  }

  generateToken(user: any) {
    return {
      access_token: this.jwtService.sign({
        name: user.name,
        sub: user.id,
      }),
    };
  }
}