angularfire2

问题 I followed this tutorial for creating server side rendered app. After that I run npm install firebase @angular/fire --save and import the modules in the AppModule like this import { AngularFireModule } from "@angular/fire"; import { AngularFirestoreModule } from "@angular/fire/firestore"; import { AngularFireStorageModule } from "@angular/fire/storage"; AngularFireModule.initializeApp(environment.firebase), AngularFirestoreModule, AngularFireStorageModule, The error occurs when I try to serve

问题 In my site i am conducting a survey like tests , each test has attendies sub collection look like this When someone finishes a test i also add their uid to completed field like i drawn in the box. Now i want to query tests based on status == completed . Here is what i tried this.completedModulesRef$ = this.afs.collection('tests', ref => ref.orderBy('moduleNum', 'desc') .where('completed.'+auth.uid+'.status','==','completed')); this.completedModules$ = this.completedModulesRef$.valueChanges();

问题 In a web app we are using Firebase Auth to manage logins and (basic) account creation. When using the Google Login option with the user active with more than one Google account, the user is shown the Google Account Chooser to choose which of the accounts to use on our site. Its heading looks something like this: Choose an account to continue to mydomain.com In my web app's case, instead of showing mydomain.com , it is showing <firebase-project-id>.firebaseapp.com . What do I have to do to

问题 In a web app we are using Firebase Auth to manage logins and (basic) account creation. When using the Google Login option with the user active with more than one Google account, the user is shown the Google Account Chooser to choose which of the accounts to use on our site. Its heading looks something like this: Choose an account to continue to mydomain.com In my web app's case, instead of showing mydomain.com , it is showing <firebase-project-id>.firebaseapp.com . What do I have to do to

问题 I am trying to detach listener from cloud Firebase, but I still get this error. Property 'onSnapshot' does not exist on type 'AngularFirestoreCollection' Do you know, what sould I import? I directly copy this code from Firebase documentation. let unsub = this.firestore.collection('cities').onSnapshot(() => { }); // Stop listening for changes unsub(); This is my constructor and import: import { AngularFirestore } from "@angular/fire/firestore"; constructor(public firestore: AngularFirestore) {

问题 I have the following query: loadData(settings: any): Observable<any[]> { const ref = this.db.collection('data').ref .orderBy('simpleID', 'desc') .where('isVerified', '==', true) .limit(5); // Gender filter if (settings.includeMales && !settings.includeFemales) { ref.where('gender', '==', 'm'); } else if (!settings.includeMales && settings.includeFemales) { ref.where('gender', '==', 'f'); } return this.db.collection('confessions', ref => ref) .valueChanges(); I want to apply filters

问题 I have a web application(Angular) and mobile application(Ionic). Both of them share the same Firestore data. Use web application update existing data but the ionic app shows duplicate items(the duplicates will be gone after restart the mobile app), I check the item data itself in Firestore, it was updated and unique. Does anyone have any clue on this? This issue only occurs on the mobile app other than the web app, both of them use "angularfire2": "^5.0.0-rc.4", import { AngularFirestore,

问题 I'm new to Firebase, and I'm trying to understand rules where authenticated user id is to be used for securing data. I'm using Angularfire2 on the client. And I'm using email/password authentication, which works fine. If I set my database rules to allow read and write for authenticated users, everything works fine, and I end up with the following data in the Firebase database... { "notes" : { "-KmgjG9hxoXOTtuLTItz" : { "content" : "test", "title" : "Test note 1", "uid" :

问题 I am struggling to get my head around some Firestore security concepts. I want to set up a rule based on the request.path property. My rule is this: service cloud.firestore { match /databases/{database}/documents { match /{document=**} { allow read, write: if request.path[0]=='appUsers'; } } } ...and I then use AngularFire2 to add a document like this... this.myAngularFirestore.doc('/appUsers/'+this.auth.auth.currentUser.uid).set({name: this.auth.auth.currentUser.displayName}) .then(()=

问题 I have made a Angular 6 project with dependency Angularfire2 . I am using firestore and firebase storage. I have converted my app to angular universal and when i run server.js it says listening on localhost:4000 but as soon as i open the browser with localhost:4200 the terminal shows the following error: ReferenceError: XMLHttpRequest is not defined here is the snippet of the error 回答1: Install these dependencies: npm install --save-dev ws xmlhttprequest Then add this to your server.ts file