Restore API token if expired

Frontend/src/app/auth/auth.service.ts

@@ -3,6 +3,7 @@ import { Injectable } from '@angular/core';
 import moment, { Moment } from 'moment';
 import { environment } from 'src/environments/environment';
 import { User } from '../models/user.model';
+import { from, Observable } from 'rxjs';
 
 @Injectable({
   providedIn: 'root'
@@ -43,10 +44,6 @@ export class AuthService {
           this.user.id = data.id;
           this.apiToken = data.token;
           this.expirationTime = moment(data.expirationTime);
-          const ms = this.expirationTime.subtract(29, 'minutes').diff(moment.utc(), 'milliseconds');
-          setTimeout(() => {
-            this.getAPIToken();
-          }, ms);
           resolve(data);
         },
         error: (e: HttpErrorResponse) => {
@@ -56,4 +53,8 @@ export class AuthService {
       );
     });
   }
+
+  getAPITokenObservable(): Observable<void> {
+    return from(this.getAPIToken());
+  }
 }