import { NgZone } from '@angular/core';
import { ActivatedRouteSnapshot, CanActivate, CanActivateChild, Router, RouterStateSnapshot, UrlTree } from '@angular/router';
import { Observable } from 'rxjs/internal/Observable';
import { NavController } from '@ionic/angular';
import { AOAuthService } from '../services/ao-auth.service';
export declare class AOUserGuard implements CanActivate, CanActivateChild {
    private _router;
    private _nav;
    private _zone;
    private _auth;
    private _subscriptions;
    constructor(_router: Router, _nav: NavController, _zone: NgZone, _auth: AOAuthService);
    canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree;
    canActivateChild(childRoute: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree;
    can(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): true | UrlTree;
}