Button triggering an API call than can fail or succeed

integration.hbs

{{the-button isFailure=isFailure isSuccess=isSuccess onCLick=somethingToDo buttonLabel='Do Something'}}

some_controller.js

import Ember from 'ember'

export default Ember.Controller.extend({
  isFailure: false,
  isSuccess: false,
  actions: {
    somethingToDo(){
      something.do().then(()=>{
        this.set('isFailure',false);
        this.set('isSuccess',true);
      },()=>{
          this.set('isFailure',true);
          this.set('isSuccess',false);
        }
      );
    }
  }
});

the-button.hbs

<button type="submit" class="btn btn-primary btn-xs" {{action "onClick"}}>
  {{buttonLabel}}
  {{#if isFailure}}
    <i class="fa fa-ban text-danger"></i>
  {{/if}}
  {{#if isSuccess}}
    <i class="fa fa-check"></i>
  {{/if}}
</button>