jwt.interceptor.ts

@Injectable()
export class JwtInterceptor implements HttpInterceptor {
  constructor(private authService: AuthService) {}

  intercept(
    request: HttpRequest<unknown>,
    next: HttpHandler
  ): Observable<HttpEvent<unknown>> {
    // add JWT auth header if a user is logged in for API requests
    const accessToken = localStorage.getItem('access_token');
    const isApiUrl = request.url.startsWith(environment.apiUrl);
    if (accessToken && isApiUrl) {
      request = request.clone({
        setHeaders: { Authorization: `Bearer ${accessToken}` },
      });
    }

    return next.handle(request);
  }
}