Angular9: ERROR in 目标入口点 "@angular/fire/auth" 缺少依赖项

24

当我运行npm run start时,出现了关于Firebase的以下错误。

Tech: Angular版本9,Firebase,Firestore,Geofirestore Angular CLI。

Error:

ERROR in The target entry-point "@angular/fire/auth" has missing dependencies:
 - firebase/auth
 - firebase/app

需要注意的依赖项:

"@angular/cli": "~9.1.1",
"@angular/core": "~9.1.1",
"@angular/fire": "^5.1.1",
"firebase": "5.10.1",
"geofirestore": "3.2.3",

json包:

{
  "name": "project",
  "version": "1.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve -o",
    "build": "ng build",
    "test": "ng test",
    "lint": "ng lint",
    "e2e": "ng e2e",
  },
  "private": true,
  "dependencies": {
    "@agm/core": "^1.1.0",
    "@angular/animations": "~9.1.1",
    "@angular/cdk": "^9.2.0",
    "@angular/common": "~9.1.1",
    "@angular/compiler": "~9.1.1",
    "@angular/core": "~9.1.1",
    "@angular/fire": "^5.1.1",
    "@angular/forms": "~9.1.1",
    "@angular/material": "^9.2.0",
    "@angular/platform-browser": "~9.1.1",
    "@angular/platform-browser-dynamic": "~9.1.1",
    "@angular/platform-server": "^9.1.1",
    "@angular/pwa": "^0.901.1",
    "@angular/router": "~9.1.1",
    "@angular/service-worker": "^9.1.1",
    "@babel/cli": "^7.8.4",
    "@babel/core": "^7.9.0",
    "@babel/preset-env": "^7.9.5",
    "@fortawesome/fontawesome-free": "^5.13.0",
    "@hackages/ngxerrors": "^8.0.0",
    "@kolkov/angular-editor": "^1.1.2",
    "@nguniversal/express-engine": "^9.1.0",
    "@nguniversal/module-map-ngfactory-loader": "^8.2.6",
    "@ngx-meta/core": "^8.0.2",
    "@ngx-pwa/offline": "^9.1.0",
    "@sentry/browser": "^5.15.4",
    "angular-google-map": "0.0.2",
    "animate.css": "^3.7.2",
    "aos": "^2.3.4",
    "basscss": "^8.1.0",
    "basscss-sass": "^4.0.0",
    "chart.js": "^2.9.3",
    "core-js": "^3.6.4",
    "express": "^4.17.1",
    "firebase": "5.10.1",
    "fs-extra": "^9.0.0",
    "geofirestore": "3.2.3",
    "http-server": "^0.12.1",
    "latlon-geohash": "^2.0.0",
    "lodash": "^4.17.15",
    "lozad": "^1.14.0",
    "moment": "^2.24.0",
    "ng2-truncate": "^1.3.17",
    "ngx-google-places-autocomplete": "^2.0.4",
    "ngx-prevent-double-submission": "^0.1.0",
    "rxjs": "~6.5.4",
    "tslib": "^1.10.0",
    "zone.js": "~0.10.2"
  },
  "devDependencies": {
    "@angular-devkit/build-angular": "^0.901.1",
    "@angular/cli": "~9.1.1",
    "@angular/compiler-cli": "~9.1.1",
    "@angular/language-service": "~9.1.1",
    "@types/jasmine": "~3.5.0",
    "@types/jasminewd2": "~2.0.3",
    "@types/node": "^12.11.1",
    "codelyzer": "^5.1.2",
    "jasmine-core": "~3.5.0",
    "jasmine-spec-reporter": "~4.2.1",
    "karma": "~4.4.1",
    "karma-chrome-launcher": "~3.1.0",
    "karma-coverage-istanbul-reporter": "~2.1.0",
    "karma-jasmine": "~3.0.1",
    "karma-jasmine-html-reporter": "^1.4.2",
    "protractor": "~5.4.3",
    "ts-node": "~8.3.0",
    "tslint": "~6.1.0",
    "typescript": "~3.8.3"
  }
}

错误截图:

输入图像描述

使用 Angular 9 和 Firebase/Firestore 的我的应用程序代码:

import * as firebase from 'firebase/app';
import * as _geoHash from 'latlon-geohash';
import { AngularFireDatabase } from '@angular/fire/database';
import { AngularFirestore } from '@angular/fire/firestore';
import { Injectable } from '@angular/core';
import { Observable, from, of } from 'rxjs';
import { GeoFirestore } from 'geofirestore';
import { map, take } from 'rxjs/operators';

import { FirebaseService } from '../services/firebase.service';
import { JobModel } from '../models/job.model';
import { StorageService } from '../services/storage.service';
import { UserService } from '../services/user.service';
import { UtilityService } from '../services/utility.service';

@Injectable()
export class JobService extends FirebaseService {
  public geo: any;
  public geofirestore: GeoFirestore;

  constructor(
    public angularFireDatabase: AngularFireDatabase,
    private angularFirestore: AngularFirestore,
    public storageService: StorageService,
    private userService: UserService,
    private utilityService: UtilityService
  ) {
    super(angularFireDatabase);

    const firestore = firebase.firestore();
    firestore.settings({ });
    this.geofirestore = new GeoFirestore(firestore);
  }

  public getCount(): any {
    const adzuna = firebase.firestore().collection('jobsCount').doc('adzuna');
    const hired = firebase.firestore().collection('jobsCount').doc('hired');

    return from(Promise.all([adzuna.get(), hired.get()])
      .then((querySnapshot) => {
        return { adzuna: querySnapshot[0].data(), hired: querySnapshot[1].data() };
      })
    );
  }
}

1
你能提供一个从 @angular/fire/auth 导入的示例吗? - MichaelSolati
@MichaelSolati 我已经在问题底部添加了我的应用程序的示例代码。如果您需要其他任何帮助,请告诉我。谢谢。 - AngularM
8个回答

47

遇到了同样的问题。将我的package.json与我另一个在前几天还起作用的项目进行比较。

我发现firebase包不存在,所以我只是复制了它:

"firebase": "^7.13.2",

运行

npm install

看起来它正常工作了:

package.json:

"dependencies": {
    "@angular/animations": "~9.1.0",
    "@angular/cdk": "^9.2.0",
    "@angular/common": "~9.1.0",
    "@angular/compiler": "~9.1.0",
    "@angular/core": "~9.1.0",
    "@angular/fire": "^6.0.0",
    "@angular/forms": "~9.1.0",
    "@angular/material": "^9.2.0",
    "@angular/platform-browser": "~9.1.0",
    "@angular/platform-browser-dynamic": "~9.1.0",
    "@angular/router": "~9.1.0",
    "firebase": "^7.13.2",
    "rxjs": "~6.5.4",
    "tslib": "^1.10.0",
    "zone.js": "~0.10.2"
  },

现在我看到你有一个旧版本,也许更新它会解决问题?


3
虽然你的解决方案在某些情况下会起作用,可能是大多数情况,但一般来说,手动将包添加到 package.json 不是一个好的方法。相反,你可以运行 npm install firebase 来添加该包。查看我回答的其他地方以获取更多详细信息。 - Junaid

20

TL;DR
你需要两个包 (@angular/fire & firebase) 才能正确运行你的应用程序,然后才能使用 firebase/firestore 。
使用 ng add @angular/firenpm install firebase 进行安装。

Explanation:

当我启动我的应用程序时,我遇到了这个错误。

ERROR in The target entry-point "@angular/fire" has missing dependencies:
 - firebase/app
出现此错误的原因: 正确的 firebase angular设置 需要两个软件包@angular/firefirebase。 我只安装了其中一个使用ng add @angular/fire。 为了成功运行我的项目,我必须使用npm install firebase安装firebase软件包,然后它就可以工作了。

12

只需在项目中更新/安装 Firebase(本地安装,非全局安装)。使用终端进入项目文件夹并执行:

npm install firebase@latest

当前版本的npm默认使用--save标记,因此它会自动更改package.json文件。


3

在您的应用程序中简单安装 Firebase。

npm install firebase --save

0

我已经安装了依赖项,但在我的情况下,我更改了tsconfig.app.json以使VSCode中的调试工作。更改是将"include": ["src/**/*.d.ts"]替换为"include": ["src/**/.d.ts", "src/**/*.ts"]。我不确定为什么它突然无法找到已安装的依赖项,但还是想分享一下...


0

我一直面临着同样的错误。

我刚刚安装了Angular CLI 8版本。 我的先前的Angular CLI是10。

step 1> npm cache clean --force
step 2> npm uninstall -g @angular/cli
step 3> npm cache clean --force
step 4> npm install -g @angular/cli@8.1.0
step 5> ng new project_name
step 6> ng add @angular/fire firebase

希望一切顺利运行。

命令应该用反引号括起来进行格式化。有序列表可以通过在行首放置数字和句点,后跟一个空格并在列表中的每一行递增数字来进行格式化。 - Jason Aller

0

运行命令

npm i firebase@7.24.0

0

像下面这样安装Firebase,对我也起作用了。

npm install firebase

Maq,感谢您的贡献。我建议在发布新答案之前先阅读以前的答案。 - Eneko

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