open-vault/ui/app/routes/vault/cluster/clients.js

import Route from '@ember/routing/route';
import { hash } from 'rsvp';
import { action } from '@ember/object';
import getStorage from 'vault/lib/token-storage';
import { inject as service } from '@ember/service';
const INPUTTED_START_DATE = 'vault:ui-inputted-start-date';

export default class ClientsRoute extends Route {
  @service store;
  async getVersionHistory() {
    return this.store
      .findAll('clients/version-history')
      .then((response) => {
        return response.map(({ version, previousVersion, timestampInstalled }) => {
          return {
            version,
            previousVersion,
            timestampInstalled,
          };
        });
      })
      .catch(() => []);
  }

  model() {
    // swallow config error so activity can show if no config permissions
    return hash({
      config: this.store.queryRecord('clients/config', {}).catch(() => {}),
      versionHistory: this.getVersionHistory(),
    });
  }

  @action
  async loading(transition) {
    // eslint-disable-next-line ember/no-controller-access-in-routes
    const controller = this.controllerFor(this.routeName);
    controller.set('currentlyLoading', true);
    transition.promise.finally(function () {
      controller.set('currentlyLoading', false);
    });
  }

  @action
  deactivate() {
    // when navigating away from parent route, delete manually inputted license start date
    getStorage().removeItem(INPUTTED_START_DATE);
  }
}