jwt.strategy.ts

/**
 * @file Auth jwt strategy
 * @module module/auth/jwt-strategy
 * @author Surmon <https://github.com/surmon-china>
 */

// https://docs.nestjs.com/security/authentication#implementing-passport-jwt
import { Injectable } from '@nestjs/common'
import { PassportStrategy } from '@nestjs/passport'
import { ExtractJwt, Strategy } from 'passport-jwt'
import { HttpUnauthorizedError } from '@app/errors/unauthorized.error'
import { AuthService } from './auth.service'
import * as APP_CONFIG from '@app/app.config'

@Injectable()
export class JwtStrategy extends PassportStrategy(Strategy) {
  constructor(private readonly authService: AuthService) {
    super({
      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
      secretOrKey: APP_CONFIG.AUTH.jwtSecret
    })
  }

  validate(payload: any) {
    const data = this.authService.validateAuthData(payload)
    if (data) {
      return data
    } else {
      throw new HttpUnauthorizedError()
    }
  }
}