New Feathers service hooks TypeScript decorator example

myservice.ts

import { hooks, NextFunction } from '@feathersjs/hooks'
import { authenticate } from '@feathersjs/authentication'
import { HookContext } from './declarations'

const logRuntime = async (context: HookContext, next: NextFunction) => {
  const start = Date.now()
  // Pass to the next hooks in the chain and the service method
  await next()

  // Log the total runtime
  console.log(`${context.path}.${context.method} took ${Date.now() - start}ms`)
}

const exclaim = async (context: HookContext, next: NextFunction) => {
  // Run all other hooks and the service method first
  await next()
  // Update the result with an updated message
  context.result = {
    message: `${context.result.message}!!!`
  }
}

// Hooks that run on all service methods
@hooks([
  authenticate('jwt'),
  logRuntime
])
export class MyService {
  // Hooks that only run for this method
  @hooks([ exclaim ])
  async get (name: string) {
    return {
      message: `Hello ${name}`
    }
  }
}