import Redis, { Cluster } from 'ioredis';
import { Session } from './session.js';
export declare namespace SessionManager {
    interface Options {
        namespace?: string;
        ttl?: number;
        wipeInterval?: number;
        additionalFields?: string[];
    }
}
export type ResultSession = Session & Record<string, any>;
/**
 *
 * @class
 */
export declare class SessionManager {
    private readonly _backend;
    private readonly _additionalFields;
    /**
     *
     * @param {Object} client
     * @param {Object} [props]
     * @param {Object} [props.namespace='sm']
     * @param {number} [props.ttl] Time-To-Live value in seconds
     * @param {number} [props.wipeInterval=1000]
     * @param {Array<String>} [props.additionalFields]
     */
    constructor(client: Redis | Cluster, props?: SessionManager.Options);
    get additionalFields(): string[];
    get namespace(): string | undefined;
    get ttl(): number | undefined;
    /**
     * Returns the number of sessions within the last n seconds.
     * @param {number} [secs] The elapsed time since the last activity of the session. Returns total count of sessions If not defined or zero
     * @return {Promise<Number>}
     */
    count(secs?: number): Promise<number>;
    /**
     * Retrieves session count of single user which were active within the last n seconds.
     *
     * @param {string} userId
     * @param {number} [secs]
     * @return {Promise<number>}
     */
    countForUser(userId: string, secs?: number): Promise<number>;
    /**
     * Creates a new session for the user
     *
     * @param {string} userId
     * @param {Object.<string, *>} [props]
     * @param {number} [props.ttl] Time-To-Live value in seconds
     * @param props
     */
    create(userId: string, props?: {
        ttl?: number;
        [index: string]: any;
    }): Promise<ResultSession>;
    /**
     * Retrieves session by sessionId
     *
     * @param {string} sessionId
     * @param {boolean} [noUpdate=false]
     * @return {Promise<ResultSession>}
     */
    get(sessionId: string, noUpdate?: boolean): Promise<ResultSession | undefined>;
    /**
     * Retrieves all session ids which were active within the last n seconds.
     *
     * @param {number} [secs]
     * @return {Promise<Array<String>>}
     */
    getAllSessions(secs?: number): Promise<string[]>;
    /**
     * Retrieves all user ids which were active within the last n seconds.
     *
     * @param {number} [secs]
     * @return {Promise<Array<String>>}
     */
    getAllUsers(secs?: number): Promise<string[]>;
    /**
     * Retrieves session ids of single user which were active within the last n seconds.
     *
     * @param {string} userId
     * @param {number} [n]
     * @return {Promise<Array<String>>}
     */
    getUserSessions(userId: string, n?: number): Promise<string[]>;
    /**
     * Retrieves oldest session of user
     *
     * @param {string} userId
     * @param {boolean} [noUpdate=false]
     * @return {Promise<ResultSession>}
     */
    getOldestUserSession(userId: string, noUpdate?: boolean): Promise<ResultSession | undefined>;
    /**
     * Returns true if sessionId exists, false otherwise,
     *
     * @param {string} sessionId
     * @return {Promise<Boolean>}
     */
    exists(sessionId: string): Promise<Boolean>;
    /**
     * Kills single session
     *
     * @param {string} sessionId
     * @return {Promise<void>}
     */
    kill(sessionId: string): Promise<void>;
    /**
     * Kills all sessions of user
     *
     * @param {string} userId
     * @return {Promise}
     */
    killUser(userId: string): Promise<void>;
    /**
     * Kills all sessions for application
     *
     * @return {Promise}
     */
    killAll(): Promise<void>;
    now(): Promise<number>;
    /**
     * Stops wipe timer
     */
    quit(): void;
    wipe(): Promise<void>;
    /**
     *
     * @return {string}
     * @private
     */
    private _createSessionId;
}