在@angular/fire 中找不到 AngularFireModule 和 AngularFireDatabaseModule [英] AngularFireModule and AngularFireDatabaseModule not being found in @angular/fire
问题描述
我正在尝试将 Firebase 实时数据库实施到一个 angular 项目中,但我陷入了第一步.导入 AngularFireModule 和 AngularFireDatabaseModule.它给了我以下错误:
I am trying to implement Firebase Realtime Database into a angular project and Im getting stuck at one of the very first steps. Importing AngularFireModule and AngularFireDatabaseModule. It gives me the following error:
Module '"@angular/fire"' has no exported member 'AngularFireModule'.ts(2305)
Module '"@angular/fire/database"' has no exported member 'AngularFireDatabaseModule'.
这是我导入它们的方式:
And here is how I am importing them:
import {AngularFireModule } from '@angular/fire';
import {AngularFireDatabaseModule} from '@angular/fire/database'
我在这里遗漏了什么吗?我已经通过命令安装了@angular/fire
Am I missing something here? I have installed @angular/fire via the command
npm i firebase @angular/fire
并且还安装了 firebase 工具.以下是我目前安装的 Angular 软件包及其版本的列表:
and have also installed firebase tools. Here is a list of the Angular packages I currently have installed and their versions:
Angular CLI: 12.2.2
Node: 14.17.4
Package Manager: npm 6.14.14
OS: win32 x64
Angular: 12.2.3
... animations, common, compiler, compiler-cli, core, forms
... platform-browser, platform-browser-dynamic, router
Package Version
---------------------------------------------------------
@angular-devkit/architect 0.1202.2
@angular-devkit/build-angular 12.2.2
@angular-devkit/core 12.2.2
@angular-devkit/schematics 12.2.2
@angular/cli 12.2.2
@angular/fire 7.0.0
@schematics/angular 12.2.2
rxjs 6.6.7
typescript 4.3.5
如果这些信息过多,我深表歉意,但我完全不知道问题出在哪里.任何帮助将不胜感激.现在我怀疑是兼容性问题,或者可能是最新版本中不再存在的功能,但我真的不知道.
I do apologise if this is all excessive information but I am completely stuck as to what the issue is. Any help would be GREATLY appreciated. Right now my suspicion is that its a compatibility issue or perhaps a feature that doesnt exist anymore on the latest versions but I really dont know.
推荐答案
AngularFire 7.0.0 于昨天发布,其中包含一个新的 API,该 API 具有许多减少包大小的好处.
AngularFire 7.0.0 was launched yesterday with a new API that has a lot of bundle size reduction benefits.
您现在可以导入更小的独立函数,而不是像 AngularFireDatabase
这样的顶级类.
Instead of top level classes like AngularFireDatabase
, you can now import smaller independent functions.
import { list } from '@angular/fire/database';
初始化过程也有点不同,因为它有一个更灵活的 API 来指定配置.
The initialization process is a bit different too as it has a more flexible API for specifying configurations.
@NgModule({
imports: [
provideFirebaseApp(() => initializeApp(config)),
provideFirestore(() => {
const firestore = getFirestore();
connectEmulator(firestore, 'localhost', 8080);
enableIndexedDbPersistence(firestore);
return firestore;
}),
provideStorage(() => getStorage()),
],
})
如果您想继续使用较旧的 API,请使用 兼容层.
If you want to proceed with the older API there's a compatibility layer.
import { AngularFireModule} from '@angular/fire/compat'
import { AngularFireDatabaseModule } from '@angular/fire/compat/database';
这篇关于在@angular/fire 中找不到 AngularFireModule 和 AngularFireDatabaseModule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!