style: format code and improve readability

frontend/src/app/service/auth.service.ts

@@ -17,79 +17,80 @@ const USER_KEY = 'auth-user';
 export class AuthService {
   private authUrl = `${environment.apiUrl}/api/auth`;
   private userUrl = `${environment.apiUrl}/api/users`;
-  
+
   private currentUserSubject: BehaviorSubject<User | null>;
   public currentUser: Observable<User | null>;
-  
-  constructor(private http: HttpClient, private router: Router) {
+
+  constructor(
+    private http: HttpClient,
+    private router: Router
+  ) {
     this.currentUserSubject = new BehaviorSubject<User | null>(this.getUserFromStorage());
     this.currentUser = this.currentUserSubject.asObservable();
-    
+
     // Check if token exists and load user data
     if (this.getToken()) {
       this.loadCurrentUser();
     }
   }
-  
+
   public get currentUserValue(): User | null {
     return this.currentUserSubject.value;
   }
-  
+
   login(loginRequest: LoginRequest): Observable<AuthResponse> {
-    return this.http.post<AuthResponse>(`${this.authUrl}/login`, loginRequest)
-      .pipe(
-        tap(response => {
-          this.setToken(response.token);
-          this.loadCurrentUser();
-        })
-      );
+    return this.http.post<AuthResponse>(`${this.authUrl}/login`, loginRequest).pipe(
+      tap((response) => {
+        this.setToken(response.token);
+        this.loadCurrentUser();
+      })
+    );
   }
-  
+
   register(registerRequest: RegisterRequest): Observable<User> {
     return this.http.post<User>(`${this.authUrl}/register`, registerRequest);
   }
-  
+
   logout(): void {
     localStorage.removeItem(TOKEN_KEY);
     localStorage.removeItem(USER_KEY);
     this.currentUserSubject.next(null);
     this.router.navigate(['/']);
   }
-  
+
   isLoggedIn(): boolean {
     return !!this.getToken();
   }
-  
+
   getToken(): string | null {
     return localStorage.getItem(TOKEN_KEY);
   }
-  
+
   private setToken(token: string): void {
     localStorage.setItem(TOKEN_KEY, token);
   }
-  
+
   private setUser(user: User): void {
     localStorage.setItem(USER_KEY, JSON.stringify(user));
     this.currentUserSubject.next(user);
   }
-  
+
   private getUserFromStorage(): User | null {
     const user = localStorage.getItem(USER_KEY);
     return user ? JSON.parse(user) : null;
   }
-  
+
   private loadCurrentUser(): void {
-    this.http.get<User>(`${this.userUrl}/me`)
-      .subscribe({
-        next: (user) => {
-          this.setUser(user);
-        },
-        error: () => {
-          this.logout();
-        }
-      });
+    this.http.get<User>(`${this.userUrl}/me`).subscribe({
+      next: (user) => {
+        this.setUser(user);
+      },
+      error: () => {
+        this.logout();
+      },
+    });
   }
-  
+
   getUser(): User | null {
     return this.currentUserValue;
   }