【问题标题】:Error in typescript: property .ref does not exist on type 'AngularFireStorageModule'打字稿中的错误:“AngularFireStorageModule”类型上不存在属性 .ref
【发布时间】:2018-10-19 15:09:31
【问题描述】:

我正在尝试使用 Ionic 中的 AngularFire 将图像上传到 firebase,但我不断收到错误 'Property '.ref' does not exist on type 'AngularFireStorageModule'.'

进口:

import { AngularFireAuth } from 'angularfire2/auth';
import { AngularFirestore, AngularFirestoreCollection } from 'angularfire2/firestore';
import { AngularFireStorageModule } from 'angularfire2/storage';

import * as firebase from 'firebase/app';
import { enableLogging } from '@firebase/database-types';

.ref 错误

 for(var i = 0; i < this.imagePaths.length; i++){
    console.log("Adding photo's" + this.imagePaths[i]);
        const filePath = 'images/' + this.docRef + '/';
        const ref = this.storage.ref(filePath);
        const task = ref.put(this.imagePaths[i]).then((snapshot) => {
          console.log('Uploaded an image!');
        });
  } 

错误发生在const ref = this.storage.ref(filePath);这一行

有人知道为什么这不起作用吗?我在网上搜索,但所有的教程都和我一样。

【问题讨论】:

  • 你在哪里声明了 this.storage?
  • 在我的构造函数中:构造函数(public navCtrl: NavController, public afAuth: AngularFireAuth, public alertCtrl: AlertController, public navParam: NavParams, public imagePicker: ImagePicker, public addHouseObject: AddHouseService, public afs: AngularFirestore, public userService: UserService, public datePipe: DatePipe, public storage: AngularFireStorageModule)
  • 我认为您错误地将模块实例注入到您的组件中。您应该导入 AngularFireStorage 而不是 AngularFireStorageModule,同时更改构造函数参数类型。
  • 是的,就是这样,我输入了错误的类型。谢谢! @DanielWSrimpel

标签: typescript firebase ionic3 firebase-storage angularfire2


【解决方案1】:
import { AngularFireStorage } from 'angularfire2/storage';
constructor(private storage: AngularFireStorage)

uploadFile(file){
  const filePath = 'images/' + this.docRef + '/';
  const task = this.storage.upload(filePath, file);

  task.percentageChanges().subscribe(per => {
    console.log(per);
  });

  task.downloadURL().subscribe(url => {
    console.log(url);
  }
}

来源AngularFire2 Docs

【讨论】:

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