How to use the @ohif/core.CommandsManager function in @ohif/core

import store from './store';

/** Contexts */
import WhiteLabellingContext from './context/WhiteLabellingContext';
import UserManagerContext from './context/UserManagerContext';
import AppContext from './context/AppContext';
const { setUserPreferences } = reduxOHIF.actions;

/** ~~~~~~~~~~~~~ Application Setup */
const commandsManagerConfig = {
  getAppState: () => store.getState(),
  getActiveContexts: () => getActiveContexts(store.getState()),
};

/** Managers */
const commandsManager = new CommandsManager(commandsManagerConfig);
const hotkeysManager = new HotkeysManager(commandsManager);
const servicesManager = new ServicesManager();
let extensionManager;
/** ~~~~~~~~~~~~~ End Application Setup */

// TODO[react] Use a provider when the whole tree is React
window.store = store;

class App extends Component {
  static propTypes = {
    config: PropTypes.oneOfType([
      PropTypes.func,
      PropTypes.shape({
        routerBasename: PropTypes.string.isRequired,
        oidc: PropTypes.array,
        whiteLabelling: PropTypes.object,