Confirm action - Template

application.hbs

{{! The rest of your application template }}

{{#if confirmAction.showPrompt}}
  <ModalDialog>
    <h2>{{confirmAction.title}}</h2>
    <p>{{confirmAction.message}}</p>

    <div class="flex justify-end p--default">
      <button {{action "cancel" target=this.confirmAction}}>
        Cancel
      </button>
      <button {{action "confirm" target=this.confirmAction}}>
        Confirm
      </button>
    </div>
  </ModalDialog>
{{/if}}