Ember.js Google Tag Manager utility

gtm-util.js

// Google Tag Manager
(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
j=d.createElement(s);j.async=true;j.src=
'//www.googletagmanager.com/gtm.js?id='+i;f.parentNode.insertBefore(j,f);
})(window,document,'script','dataLayer','GTM-ABCDEF');
// End Google Tag Manager

App.GtmUtil = {

  defaultEvent: {
    event: 'trackEvent',
    eventCategory: '',
    eventAction: '',
    eventLabel: '',
    eventValue: '',
  },

  defaultPageView: { event: 'vpv', virtualPagePath: '' },

  createPayload: function (type, data) {
    const defaultPayload = type === 'event' ? defaultEvent : defaultPageView
    if (!data) return defaultPayload
    const payload = {}
    Object.keys(defaultPayload).forEach(key => {
      payload[key] = data.hasOwnProperty(key) ? data[key] : defaultPayload[key];
    })
    return payload
  },

  trackEvent: function (o) {
    window.dataLayer.push(this.createPayload('Event', o))
  },

  trackPageView: function (path) {
    window.dataLayer.push(this.createPayload('PageView', { virtualPagePath: path }))
  }
}

z1_gtm-initializer.js

require('../utils/gtm-util')

Ember.Application.initializer({
  name: 'googleTagManager',

  initialize: function (container, application) {
    const router = container.lookup('router:main')

    router.on('didTransition', function () {
      App.GtmUtil.trackPageView(this.get('url'))
    })
  }
})

z2_application-route.js

// Sample usage of App.GtmUtil.trackEvent

require('../utils/gtm-util')

App.ApplicationRoute = Ember.Route.extend({

  actions: {

    openModal: function (name, model) {
      App.GtmUtil.trackEvent({ eventCategory: 'Application', eventAction: 'openModal', eventLabel: name })
      this.controllerFor(`modal.${name}`).set('model', model)
      return this.render(`modal/${name}`, {
        into: 'application',
        outlet: 'modal'
      })
    },

    closeModal: function () {
      App.GtmUtil.trackEvent({ eventCategory: 'Application', eventAction: 'closeModal' })
      return this.disconnectOutlet({
        outlet: 'modal',
        parentView: 'application'
      })
    }
  }
})

this helped me a lot, thanks!

Same for me. Thanks a lot @pwfisher !