nest-authify/src/strategies/local.strategy.ts

Complete authentication and authorization package for NestJS - Monolith and Microservices ready with OAuth, JWT, Redis sessions

import { Inject, Injectable, UnauthorizedException } from '@nestjs/common';
import { PassportStrategy } from '@nestjs/passport';
import { Strategy } from 'passport-local';
import { AUTH_SERVICE } from '../constants';
import { BaseAuthService } from '../services/base-auth.service';

@Injectable()
export class LocalStrategy extends PassportStrategy(Strategy, 'local') {
  constructor(
    @Inject(AUTH_SERVICE)
    private authService: BaseAuthService,
  ) {
    super({
      usernameField: 'username', // Puede ser username o email
      passwordField: 'password',
    });
  }

  async validate(username: string, password: string): Promise<any> {
    const user = await this.authService.validateUser(username, password);
    if (!user) {
      throw new UnauthorizedException('Invalid credentials');
    }
    return user;
  }
}