/** LOGIN COMPONENT **/

  tryLogin() {
    this.apiService.login(
      this.username,
      this.password
    ).subscribe(
      r => {
        this.apiService.setToken(r);
        this.router.navigate(['members','dashboard']);
      },
      r => {
        this.presentAlert({msg: "Nome utente o password non validi, riprovare.", type: "Login error"});
      });
  }


/** SERVICE INJECTET **/

    constructor(private http: HttpClient, private storage: Storage, private plt: Platform, private router: Router) {
        this.plt.ready().then(() => {
            this.getToken();
            this.loadLocalSettings();
            this.storage.get(TOKEN).then(token => {
                if (token) {
                    this.token = token;
                }
            });
        })
    }

    /** Login function */
    login(username: string, password: string): Observable<Login>{
        this.loadLocalSettings();
        return this.http.post<Login>(this.localSettings.apiUrl + 'login', {
          username: username,
          password: password
        });
    }

    setToken(user: User) {
        this.token = user.token;
        this.storage.set(TOKEN, user.token).then((us) => {
            this.setCurrentUser(user);
        });
        this.loggedIn.next(true);
    }

    intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
        request = request.clone({
          setHeaders: {
            Authorization: `Bearer ${this.token}`,
          },
          responseType: 'json'
        });
        return next.handle(request);
    }