Authentication

If you add properties to the req object by Hooks, you can use AdditionalRequest to extend the type of the controller.

fastify-jwt
fastify-auth
express-jwt
express-passport

cd server
npm install fastify-jwt

server/service/app.ts

import Fastify from 'fastify'
import fastifyJwt from 'fastify-jwt'
import server from './$server'

const fastify = Fastify()

fastify.register(fastifyJwt, { secret: process.env.JWT_SECRET })

server(fastify, { basePath: '/api/v1' })

fastify.listen(3000)

server/api/token/controller.ts

import { defineController } from './$relay'
import { validateUser } from '$/service/user'

export default defineController((fastify) => ({
  post: ({ body }) =>
    validateUser(body.id, body.pass)
      ? { status: 201, body: { token: fastify.jwt.sign({ id: body.id }) } }
      : { status: 401 }
}))

server/api/user/hooks.ts

import { defineHooks } from './$relay'

export type AdditionalRequest = {
  user: {
    id: string
  }
}

export default defineHooks(() => ({
  onRequest: (request, reply) =>
    request.jwtVerify().catch((err) => reply.send(err))
}))

server/api/user/controller.ts

import { defineController } from './$relay'
import { getUserNameById } from '$/service/user'

export default defineController(() => ({
  // user was added by AdditionalRequest of ./hooks.ts
  get: async ({ user }) => ({ status: 200, body: await getUserNameById(user.id) })
}))

fastify-jwt