login

src/app/services/user.service.spec.ts

@@ -0,0 +1,12 @@
+import {TestBed} from '@angular/core/testing';
+
+import {UserService} from './user.service';
+
+describe('UserService', () => {
+  beforeEach(() => TestBed.configureTestingModule({}));
+
+  it('should be created', () => {
+    const service: UserService = TestBed.get(UserService);
+    expect(service).toBeTruthy();
+  });
+});

src/app/services/user.service.ts

@@ -0,0 +1,21 @@
+import {Injectable} from '@angular/core';
+import {AngularFireAuth} from '@angular/fire/auth';
+import {Observable} from 'rxjs';
+import {filter, switchMap} from 'rxjs/operators';
+import {User} from './user';
+import {AngularFirestore} from '@angular/fire/firestore';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class UserService {
+  constructor(private afAuth: AngularFireAuth, private afs: AngularFirestore) {
+  }
+
+  public get user$(): Observable<User> {
+    return this.afAuth.authState.pipe(
+      filter(_ => !!_),
+      switchMap(auth => this.afs.doc<User>('user/' + auth.uid).valueChanges())
+    );
+  }
+}

src/app/services/user.ts

@@ -0,0 +1,4 @@
+export interface User {
+  name: string;
+  role: 'admin';
+}