import { APIService } from "../../shared/services/api.service";
import { SiteInfrastructureSummary, SitesUpgradeReadiness, SitesUpgradeSummary, UpgradePreconditions, UsersUpgradeReadiness, UsersUpgradeSummary } from "./types/upgrade-overview";
import { Observable } from "rxjs";
import * as i0 from "@angular/core";
export declare class UpgradeOverviewService {
    private apiService;
    customerId: string;
    constructor(apiService: APIService);
    getUpgradePreconditions(): Observable<UpgradePreconditions>;
    getSiteInfrastructureSummary(): Observable<SiteInfrastructureSummary>;
    getUsersUpgradeSummary(): Observable<UsersUpgradeSummary>;
    getPendingActivationCount(): Observable<number>;
    getSitesUpgradeSummary(): Observable<SitesUpgradeSummary>;
    getUsersUpgradeReadiness(): Observable<UsersUpgradeReadiness>;
    getSitesUpgradeReadiness(): Observable<SitesUpgradeReadiness>;
    static ɵfac: i0.ɵɵFactoryDeclaration<UpgradeOverviewService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UpgradeOverviewService>;
}