add pipeToTokenResponse utility function to auth-utils.ts

npm/ng-packs/packages/core/src/lib/utils/auth-utils.ts

@@ -1,5 +1,6 @@
 import { Injector } from '@angular/core';
 import { Router } from '@angular/router';
+import { OAuthStorage, TokenResponse } from 'angular-oauth2-oidc';
 import { pipe } from 'rxjs';
 import { switchMap, tap } from 'rxjs/operators';
 import { LoginParams } from '../models/auth';
@@ -27,6 +28,31 @@ export function pipeToLogin(
   );
 }
 
+export function pipeToTokenResponse(injector: Injector) {
+  const storage = injector.get(OAuthStorage);
+
+  return pipe(
+    tap((res: TokenResponse) => {
+      const { access_token, refresh_token, scope: grantedScopes, expires_in } = res;
+
+      storage.setItem('access_token', access_token);
+      storage.setItem('refresh_token', refresh_token);
+      storage.setItem('access_token_stored_at', '' + Date.now());
+
+      if (grantedScopes) {
+        storage.setItem('granted_scopes', JSON.stringify(grantedScopes.split(' ')));
+      }
+
+      if (expires_in) {
+        const expiresInMilliSeconds = expires_in * 1000;
+        const now = new Date();
+        const expiresAt = now.getTime() + expiresInMilliSeconds;
+        storage.setItem('expires_at', '' + expiresAt);
+      }
+    }),
+  );
+}
+
 export function setRememberMe(remember: boolean) {
   removeRememberMe();
   localStorage.setItem(storageKey, 'true');