Configure keycloak (#4)

Co-authored-by: Phan Huy Tran <p.tran@neusta.de>
Reviewed-on: #4
Co-authored-by: ptran <huydw@proton.me>
Co-committed-by: ptran <huydw@proton.me>

src/app/services/auth-guard.service.ts

@@ -0,0 +1,21 @@
+import {Injectable} from '@angular/core';
+import {AuthService} from "./auth.service";
+import {Router} from "@angular/router";
+import {KeycloakService} from "keycloak-angular";
+
+@Injectable({
+  providedIn: 'root'
+})
+export class AuthGuardService {
+  constructor(public auth: AuthService, public router: Router) {
+  }
+
+  canActivate(): boolean {
+    if (!this.auth.isAuthenticated()) {
+      this.router.navigate(['login']);
+
+      return false;
+    }
+    return true;
+  }
+}

src/app/services/auth.service.ts

@@ -1,10 +1,19 @@
-import {Injectable} from '@angular/core';
+import {inject, Injectable} from '@angular/core';
+import {KeycloakService} from "keycloak-angular";
 
 @Injectable({
   providedIn: 'root'
 })
 export class AuthService {
+  private keycloakService = inject(KeycloakService);
+
   public isAuthenticated(): boolean {
+    if (this.keycloakService.isLoggedIn()) {
+      return true;
+    }
+
+    this.keycloakService.login();
+
     return false;
   }
 }