LP

controllers.application\.js

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

router\.js

import EmberRouter from '@ember/routing/router';
import config from './config/environment';

const Router = EmberRouter.extend({
  location: 'none',
  rootURL: config.rootURL
});

Router.map(function() {
  this.route('my-route');
});

export default Router;

routes.application\.js

import Route from '@ember/routing/route';
import { inject as service } from '@ember/service';

const lpRouteNames = {'my-route': true}

export default class extends Route {
  @service router;
  @service lp;

  constructor() {
    super(...arguments);

    this.router.on('routeWillChange', (transition) => {
      const lpRoute = transition.to.find(route => lpRouteNames[route.name]);
      
      if (lpRoute) {
        this.lp.fetchCards(lpRoute.name);
      }
    });
  }
}

routes.my-route\.js

import Route from '@ember/routing/route';

export default Route.extend({
});

services.lp\.js

import Service from '@ember/service';

export default Service.extend({
  fetchCards(routeName) {
  	alert(`fetching cards for route: ${routeName}`);
  }
});

templates.application\.hbs

<h1>Welcome to {{this.appName}}</h1>
<br>
<br>
{{#link-to "my-route"}}Goto LP Route{{/link-to}}
{{outlet}}
<br>
<br>

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0"
  }
}