import type { App } from './app.js';
import type { Context } from './context.js';
import type { SessionData } from './types.js';
/**
 * Session manager class.
 */
export declare class Session {
    /**
     * Name for session cookies, defaults to `mojo`.
     */
    cookieName: string;
    /**
     * Path for session cookies, defaults to `/`.
     */
    cookiePath: string;
    /**
     * Default time for sessions to expire in seconds from now, defaults to `3600`. The expiration timeout gets refreshed
     * for every request. Setting the value to `0` will allow sessions to persist until the browser window is closed,
     * this can have security implications though.
     */
    expiration: number;
    /**
     * Set the `HttpOnly` value on all session cookies.
     */
    httpOnly: boolean;
    /**
     * Set the `SameSite` value on all session cookies, defaults to `lax`.
     */
    sameSite: 'lax' | 'strict' | 'none';
    /**
     * Set the secure flag on all session cookies, so that browsers send them only over HTTPS connections.
     */
    secure: boolean;
    _app: WeakRef<App>;
    constructor(app: App);
    /**
     * Decrypt cookie.
     */
    static decrypt(secrets: string[], encrypted: string): Promise<string | null>;
    /**
     * Encrypt cookie.
     */
    static encrypt(secret: string, value: string): Promise<string>;
    /**
     * Load session data from encrypted cookie.
     */
    load(ctx: Context): Promise<SessionData | null>;
    /**
     * Store session data in encrypted cookie.
     */
    store(ctx: Context, data: SessionData): Promise<void>;
}