Move interceptor to other file

frontend/src/app/_providers/unauthorized-interceptor.provider.ts

@@ -0,0 +1,23 @@
+import { Injectable } from '@angular/core';
+import { HttpInterceptor, HttpRequest, HttpHandler, HttpEvent, HttpErrorResponse } from '@angular/common/http';
+import { Observable, tap } from 'rxjs';
+import { AuthService } from '../_services/auth.service';
+
+@Injectable()
+export class UnauthorizedInterceptor implements HttpInterceptor {
+  constructor(private auth: AuthService) { }
+
+  intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
+    return next.handle(request).pipe( tap({
+      next: () => {},
+      error: (err: any) => {
+      if (err instanceof HttpErrorResponse) {
+        if (err.status !== 401 || request.url.includes('/login')) {
+          return;
+        }
+        console.log("Login required");
+        this.auth.logout();
+      }
+    }}));
+  }
+}

frontend/src/app/_services/api-client.service.ts

@@ -1,7 +1,5 @@
 import { Injectable } from '@angular/core';
-import { HttpClient, HttpHeaders, HttpParams, HttpInterceptor, HttpRequest, HttpHandler, HttpEvent, HttpErrorResponse } from '@angular/common/http';
-import { Observable, tap } from 'rxjs';
-import { AuthService } from './auth.service';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
 
 @Injectable({
   providedIn: 'root'
@@ -81,23 +79,3 @@ export class ApiClientService {
     });
   }
 }
- 
-@Injectable()
-export class UnauthorizedInterceptor implements HttpInterceptor {
-  constructor(private auth: AuthService) { }
-
-  intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
-    return next.handle(request).pipe( tap({
-      next: () => {},
-      error: (err: any) => {
-      if (err instanceof HttpErrorResponse) {
-        if (err.status !== 401) {
-         return;
-        }
-        console.log("Login richiesto");
-        this.auth.logout();
-        //this.router.navigate(['login']);
-      }
-    }}));
-  }
-}

frontend/src/app/app.module.ts

@@ -2,7 +2,6 @@ import { NgModule } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';
 import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 import { HttpClientModule, HTTP_INTERCEPTORS } from '@angular/common/http';
-import { UnauthorizedInterceptor } from './_services/api-client.service';
 import { FormsModule } from '@angular/forms';
 import { ToastrModule } from 'ngx-toastr';
 import { ModalModule } from 'ngx-bootstrap/modal';
@@ -24,6 +23,8 @@ import { LogsComponent } from './_components/logs/logs.component';
 import { ServicesComponent } from './_components/services/services.component';
 import { TrainingsComponent } from './_components/trainings/trainings.component';
 
+import { UnauthorizedInterceptor } from './_providers/unauthorized-interceptor.provider';
+
 @NgModule({
   declarations: [
     AppComponent,