async-button

components.my-button.js

import Ember from 'ember';

export default Ember.Component.extend({
  isDisabled: false,
  
  actions: {
    asyncAction() {
      this.set('isDisabled', true);
      let action = this.get('outside-action');
      setTimeout(() => {
        action();
      },2000);
    }
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

controllers.my-route.js

import Ember from 'ember';

export default Ember.Controller.extend({
  isDisabled: false,
  
  actions: {
   doAction() {
     alert('IM IN THE CONTROLLER ACTION doAction');
     this.get('target').send('doAction');
   }
  }
});

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', { path: '/' });
});

export default Router;

routes.my-route.js

import Ember from 'ember';

export default Ember.Route.extend({
  actions: {
    doAction() {
      alert('IM IN THE ROUTE ACTION doAction');
      this.controllerFor('my-route').set('isDisabled', false);
    }
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

templates.components.my-button.hbs

{{yield}}

<button disabled={{isDisabled}} {{action "asyncAction"}}>
Click Here
</button>

templates.my-route.hbs

{{outlet}}

<h5> Async Button </h5>

<p> Disabled {{isDisabled}} </p>

{{my-button isDisabled=isDisabled outside-action=(action "doAction")}}

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.4.3",
    "ember-template-compiler": "3.4.3",
    "ember-testing": "3.4.3"
  },
  "addons": {
    "ember-data": "3.4.2"
  }
}