import { Subject } from 'rxjs';
import { Sentinel } from './index';
export declare type TOnlineStatus = 'unknown' | 'online' | 'offline' | 'pending';
/**
 * This class exposes a redux store that can be used when EVA or even the
 * entire internet is unavailable.
 * It is aimed at providing a way to process order with a heavily reduced
 * functionality set
 *
 * @export
 * @class SentinelOffline
 */
export declare class SentinelOffline {
    private parent;
    /**
     * Indicates we are currently in offline mode
     *
     * @type {TOnlineStatus}
     */
    status: TOnlineStatus;
    /**
     * The status change stream
     *
     * @type {Subject<TOnlineStatus>}
     * @memberof SentinelStatus
     */
    changes$: Subject<TOnlineStatus>;
    /**
     * The list of available services available on the sentinel
     *
     * @private
     * @type {(EVA.Core.GetAvailableServicesResponse | undefined)}
     */
    availableServices: EVA.Core.GetAvailableServicesResponse | undefined;
    /**
     * Returns the current amount of available services
     *
     * @readonly
     */
    get availableServiceCount(): number;
    /**
     * The subscription to sentinel status changes
     *
     * @private
     * @type {(Subscription|undefined)}
     */
    private statusSubscription;
    /**
     * Creates an instance of SentinelOffline
     *
     * @param {Sentinel} parent The parent sentinel class
     */
    constructor(parent: Sentinel);
    /**
     * Start the support for using the sentinel for an offline limited Redux store
     *
     */
    start(): Promise<void>;
    /**
     * Stop the support for the offline usage of the Redux store
     *
     */
    stop(): Promise<void>;
    /**
     * Checks if a service is available if offline mode
     *
     * @param {string} serviceName
     * @returns {boolean}
     */
    isServiceAvailableOffline(url: string): boolean;
    /**
     * Helper message to infer the service name from the url
     *
     * @param {string} url The input URL
     * @returns The service name
     */
    getServiceNameFromUrl(url: string): string | undefined;
    /**
     * Stop using the sentinel for offline support and resume using online EVA
     *
     */
    goOnline(): Promise<void>;
    /**
     * Stop using online EVA and start relying on the sentinel
     *
     */
    goOffline(): Promise<void>;
    /**
     * Private helper to reset the Redux store
     *
     * @private
     */
    private bootstrapStore;
    /**
     * Helper method to emit a status change
     *
     * @private
     */
    private emitStatusChange;
}