import { SessionData, Store } from 'express-session';
import { CosmosClient } from '@azure/cosmos';
export interface CosmosStoreOptions {
    cosmosClient: CosmosClient;
    databaseName: string;
    containerName?: string;
    ttl?: number | {
        (session: SessionData): number;
    };
    disableTouch?: boolean;
}
export default class CosmosStore extends Store {
    private static options;
    private database;
    private container;
    static readonly PARTITION_KEY_PATH = "/id";
    private static _store;
    static readonly DEFAULT_CONTAINER_NAME = "sessions";
    static readonly DEFAULT_TTL = 86400;
    private constructor();
    private static updateOptions;
    /**
     * Initialize a Cosmos Store instance for Session Storage.
     * @param options Cosmos Store Options
     * @returns A Cosmos Store instance
     */
    static initializeStore(options: CosmosStoreOptions): Promise<CosmosStore>;
    /**
     *
     * Get the session dat for the session ID
     * @param sid Session ID
     * @param callback callback function to call after execution
     */
    get(sid: string, callback?: (err: any, session?: SessionData | null | undefined) => void): Promise<void>;
    /**
     *  Set the session data for the session ID
     * @param sid Session ID
     * @param session Session data
     * @param callback callback function to call after execution
     */
    set(sid: string, session: SessionData, callback?: ((err?: any) => void) | undefined): Promise<void>;
    /**
     * Destroy a session.
     *
     * @param sid Session ID to destroy
     * @param callback callback function to call after execution
     */
    destroy(sid: string, callback?: ((err?: any) => void) | undefined): Promise<void>;
    /**
     * Get all sessions in the store
     * @param callback callback function to call after execution
     */
    all(callback?: (err: any, obj?: SessionData[]) => void): Promise<void>;
    /** Returns the number of sessions in the store. */
    length(callback?: (err: any, length?: number) => void): Promise<void>;
    /** Delete all sessions from the store. */
    clear(callback?: (err?: any) => void): Promise<void>;
    /** "Touches" a given session, resetting the idle timer. */
    touch(sid: string, session: SessionData, callback?: () => void): Promise<void>;
    private setup;
    private createContainer;
    /**
     * Get Time to live value in seconds for the session.
     * If the Expires value is set, TTL will be calculated based on Expiry.
     * Else the default value of 1 day would be used.
     * @param session
     * @returns TTL value in seconds (Cosmos DB uses seconds as TTL)
     */
    private getTTL;
    static reset(): void;
}