import Controller from '@ember/controller'; import { get } from '@ember/object'; import { inject as service } from '@ember/service'; export default Controller.extend({ notify: service('flashMessages'), actions: { error: function(e) { if (e.target.readyState === 1) { // OPEN if (get(e, 'error.errors.firstObject.status') === '404') { this.notify.add({ destroyOnClick: false, sticky: true, type: 'warning', action: 'update', }); [e.target, this.proxy].forEach(function(item) { if (item && typeof item.close === 'function') { item.close(); } }); } } }, }, });