faloker/purify

import { ExtractJwt, Strategy } from 'passport-jwt';
import { PassportStrategy } from '@nestjs/passport';
import { Injectable, UnauthorizedException } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { UsersService } from 'src/users/users.service';

@Injectable()
export class JwtStrategy extends PassportStrategy(Strategy) {
  constructor(
    private readonly configService: ConfigService,
    private readonly usersService: UsersService
  ) {
    super({
      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
      ignoreExpiration: false,
      secretOrKey: configService.get<string>('JWT_SECRET'),
    });
  }

  async validate(payload: any) {
    if (payload.type === 'accessToken') {
      return this.usersService.findOne({ _id: payload._id });
    } else {
      throw new UnauthorizedException();
    }
  }
}