redux-adventure.component.ts

export class ReduxAdventureAppComponent {
  
  private _store: Store<Dungeon>; 

  public dungeon: Dungeon;
  
  constructor() {
    this._store = createStore(mainReducer);
    this.dungeon = this._store.getState();
    this._store.subscribe(() => this.dungeon = this._store.getState());
  }
  title = 'Welcome to the Redux Adventure!';

  public handleAction(action: string): void {
    this._store.dispatch(createAction(this._store.getState(), action));
  }
}