import { EventEmitter } from 'node:events';
import { TNotification, TNotificationInput, TSendOptions } from '../types/notification';
type $TSFixMe = any;
export declare const getConnectionToken: () => string;
export declare const getSender: () => {
    appDid: string;
    wallet: import("@ocap/wallet").WalletObject<string>;
};
/**
 *
 * @param {Notification} notification
 * @param {{
 *   keepForOfflineUser: Boolean
 * }} options
 * @returns
 */
declare const doSendToUser: (receiver: string | string[], notification: TNotificationInput, options?: TSendOptions) => Promise<any>;
declare const doSendToRelay: (topic: string, event: string, data: any) => Promise<any>;
declare const doSendMail: (receiver: string | string[], notification: TNotification, options?: TSendOptions) => Promise<any>;
/**
 *
 * @param {Notification} notification
 * @param {{
 *   channel: String
 *   event: String
 *   socketId: String
 *   socketDid: String
 * }} options
 * @returns
 */
export declare const broadcast: (notification: TNotificationInput, options?: TSendOptions) => Promise<any>;
export declare const _eventBus: EventEmitter<[never]>;
export declare const _emitter: EventEmitter<[never]>;
export declare const cleanup: () => void;
export declare const ensureClient: () => Promise<void>;
export declare const on: (event: string, cb?: $TSFixMe) => Promise<EventEmitter<[never]>>;
export declare const off: any;
export declare const _message: {
    on: (event: string, cb: $TSFixMe) => Promise<EventEmitter<[never]>>;
    off: any;
};
export { doSendMail as sendToMail, doSendToRelay as sendToRelay, doSendToUser as sendToUser };
declare const _default: {
    sendToUser: (receiver: string | string[], notification: TNotificationInput, options?: TSendOptions) => Promise<any>;
    sendToRelay: (topic: string, event: string, data: any) => Promise<any>;
    sendToMail: (receiver: string | string[], notification: TNotification, options?: TSendOptions) => Promise<any>;
    broadcast: (notification: TNotificationInput, options?: TSendOptions) => Promise<any>;
    on: (event: string, cb?: $TSFixMe) => Promise<EventEmitter<[never]>>;
    off: any;
    _message: {
        on: (event: string, cb: $TSFixMe) => Promise<EventEmitter<[never]>>;
        off: any;
    };
    initClient: () => Promise<void>;
};
export default _default;