Working on OAuth2

src/main/java/at/ac/uibk/gitsearch/service/dto/OAuth2ConfigDTO.java

@@ -31,7 +31,10 @@ public class OAuth2ConfigDTO {
 	public OAuth2ConfigDTO(ClientRegistration registration) {
 		clientURL = registration.getRedirectUri();
 		registrationId = registration.getRegistrationId();
-		scopes = registration.getScopes().stream().collect(Collectors.joining(","));
+		if(registration.getScopes()==null)
+			scopes = "";
+		else
+			scopes = registration.getScopes().stream().collect(Collectors.joining(","));
 	}
 
 	public OAuth2ConfigDTO() {

src/main/webapp/app/layouts/navbar/navbar.component.ts

@@ -62,6 +62,7 @@ export class NavbarComponent implements OnInit {
     if (VERSION) {
       this.version = VERSION.toLowerCase().startsWith('v') ? VERSION : `v${VERSION}`;
     }
+
   }
 
   ngOnInit(): void {
@@ -71,6 +72,10 @@ export class NavbarComponent implements OnInit {
       this.openAPIEnabled = profileInfo.openAPIEnabled;
     });
 
+    this.oAuth2ConfigService.getAllConfigs().subscribe((loadedConfigs: OAuth2Config[]) => {
+      this.configs = loadedConfigs;
+    });
+    
     this.accountService.getAuthenticationState().subscribe(account => {
       this.account = account;
     });

webpack/proxy.conf.js

 function setupProxy({ tls }) {
   const conf = [
     {
-      context: ['/api', '/services', '/management', '/v3/api-docs', '/h2-console', '/auth', '/health'],
+        context: [
+            '/api',
+            '/oauth2Config',
+            '/oauth2',
+            '/login',
+            '/services',
+            '/management',
+            '/swagger-resources',
+            '/v3/api-docs',
+            '/h2-console',
+            '/auth',
+            '/health'
+        ],
       target: `http${tls ? 's' : ''}://localhost:8080`,
       secure: false,
       changeOrigin: tls,