import { Store } from '@ngrx/store';
import { CanActivate, CanActivateChild, ActivatedRouteSnapshot } from '@angular/router';
import { schema } from 'normalizr';
import { Observable } from 'rxjs/Observable';
import 'rxjs/add/operator/take';
import 'rxjs/add/operator/do';
import 'rxjs/add/operator/map';
import 'rxjs/add/operator/switchMap';
import 'rxjs/add/operator/catch';
export declare abstract class EntitiesExistsGuard<T, State> implements CanActivate, CanActivateChild {
    abstract store: Store<State>;
    abstract entitySchema: schema.Entity;
    abstract onNotFound(err: any): Observable<boolean>;
    abstract getRequest(query: string): Observable<any>;
    hasEntitiesInStore(): Observable<boolean>;
    hasEntitiesInApi(query: string): Observable<boolean>;
    hasEntities(query: string): Observable<boolean>;
    canActivate(route: ActivatedRouteSnapshot): Observable<boolean>;
    canActivateChild(route: ActivatedRouteSnapshot): Observable<boolean>;
}