新增 redux chrome 工具

app.store.ts

 import {InjectionToken} from '@angular/core';
 import {createStore, Store, compose, StoreEnhancer} from 'redux';
 import {AppState, default as reducer} from "../app.reducer";
    
    
 export const AppStore = new InjectionToken('App.store');
    
const devtools: StoreEnhancer<AppState> =
     window['devToolsExtension'] ?
     window['devToolsExtension']() : f => f;
    
export function createAppStore(): Store<AppState> {
   return createStore<AppState>(
     reducer,
     compose(devtools)
   );
}
    
    export const appStoreProviders = [
      {provide: AppStore, useFactory: createAppStore}
    ];

安裝 Redux DevTools chrome 擴充套件