使用angularfire2无法访问Angular 6应用程序中的多个Google Firestore数据库 [英] Can not have access to multiple Google Firestore DB in Angular 6 application with angularfire2
问题描述
我尝试通过angularfire2程序包从我的Angular 6应用程序访问多个Google Firestore数据库.
I try to have access to multiple Google Firestore DB from my Angular 6 application through angularfire2 package.
我在app.module.ts中初始化了AngularFireModule的多个实例,但是找不到访问两个数据库的方法:
I initialized multiple instance of AngularFireModule in app.module.ts but couldn't find a way to have access to both DBs:
@NgModule({
declarations: [
...
],
imports: [
...
AngularFireModule.initializeApp(coolStoreConfig, 'coolStore'),
AngularFireModule.initializeApp(perfectStoreConfig, 'perfectStore'),
...
],
...
})
有什么主意吗?
推荐答案
经过一番搜索,以下 angular2firebase-使用Angular 6的多个实例
After some searches around, the following answer could help a lot: angular2firebase - multiple instances using Angular 6
似乎为每个实例创建提供程序都是一个好主意
looks like creating providers for each instance can be a good idea
...
{ provide: AngularfirestoreCoolStoreService, deps: [PLATFORM_ID, NgZone], useFactory: AngularfirestoreCoolStoreFactory },
{ provide: AngularfirestorePerfectStoreService, deps: [PLATFORM_ID, NgZone], useFactory: AngularfirestorePerfectStoreFactory }
...
我创建了一个stalkblitz来显示其工作原理: https://stackblitz.com/edit/angular-or2ehb
I created a stalkblitz which shows how it works: https://stackblitz.com/edit/angular-or2ehb
这篇关于使用angularfire2无法访问Angular 6应用程序中的多个Google Firestore数据库的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!