test-app/app/controllers/docautoscroll.js
import Controller from '@ember/controller';
import { action, set } from '@ember/object';
export default class DocAutoScroll extends Controller {
queryParams = ['direction'];
direction = 'y';
get isVertical() {
return this.direction === 'y';
}
@action
updateItems(newOrder) {
set(this, 'model.items', newOrder);
}
}