Service Objects in JavaScript.js

Service-Objects-in-JavaScript.js

import WelcomeEmailMailer from './WelcomeEmailMailer'
import SlackNotifier from './SlackNotifier'

class NewRegistrationService {
   initialize (params) {
    this.user = params.user                 // Mongooose model: User
    this.organization = params.organization // Mongooose model: Organisation
  }
  perform () {
    return this.organizationCreate()
      .then(this.postOrganizationSetup.bind(this))
      .then(this.sendWelcomeEmail.bind(this))
      .then(this.notifySlack.bind(this))
  }
  
  // @private
  
  organizationCreate () {
    return this.organization.save()                // save organisation to Db
  }

  postOrganizationSetup () {
    this.user.set('organizationId', this.organization.id)
    return this.user.save()
  }

  sendWelcomeEmail () {
    return WelcomeEmailMailer.welcomeEmail(@user).deliver_later
  }

  notifySlack () {
    const notifier = new SlackNotifier('https://hooks.slack.com/services/89ypfhuiwquhfwfwef908wefoij')
    return notifier.ping(`A New User has appeared! ${this.organization.name} -   ${this.user.name}`)
  }
}

Original article: https://hackernoon.com/service-objects-in-ruby-on-rails-and-you-79ca8a1c946e