flashcards-api/src/modules/auth/strategies/refresh-token.strategy.ts

import { Inject, Injectable } from '@nestjs/common'
import { PassportStrategy } from '@nestjs/passport'
import { ExtractJwt, Strategy } from 'passport-jwt'
import { AppSettings } from '../../../settings/app-settings'
import { Request } from 'express'

type JwtPayload = {
  userId: string
  username: string
}

@Injectable()
export class RefreshTokenStrategy extends PassportStrategy(Strategy, 'jwt-refresh') {
  constructor(@Inject(AppSettings.name) private readonly appSettings: AppSettings) {
    super({
      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
      ignoreExpiration: false,
      secretOrKey: appSettings.auth.ACCESS_JWT_SECRET_KEY,
      passReqToCallback: true,
    })
  }

  validate(req: Request, payload: any) {
    const refreshToken = req.get('Authorization').replace('Bearer', '').trim()
    return { ...payload, refreshToken }
  }
}