import type { Handler } from "../types";
export interface SessionData {
    [key: string]: unknown;
}
export interface Session extends SessionData {
    id: string;
    cookie: SessionCookieData;
    regenerate(callback?: (err?: Error) => void): void;
    destroy(callback?: (err?: Error) => void): void;
    reload(callback?: (err?: Error) => void): void;
    save(callback?: (err?: Error) => void): void;
    touch(): void;
    flash(type: string, message?: string): string | string[] | undefined;
}
interface SessionCookieData {
    maxAge?: number;
    expires?: Date;
    secure?: boolean;
    httpOnly?: boolean;
    path?: string;
    sameSite?: "strict" | "lax" | "none";
}
export interface SessionStore {
    get(sid: string): Promise<SessionData | null>;
    set(sid: string, session: SessionData, maxAge?: number): Promise<void>;
    destroy(sid: string): Promise<void>;
    touch?(sid: string, session: SessionData): Promise<void>;
}
export interface SessionOptions {
    secret: string;
    name?: string;
    cookie?: {
        maxAge?: number;
        secure?: boolean;
        httpOnly?: boolean;
        path?: string;
        sameSite?: "strict" | "lax" | "none";
    };
    store?: SessionStore;
    resave?: boolean;
    saveUninitialized?: boolean;
    rolling?: boolean;
    genid?: () => string;
}
export declare class MemoryStore implements SessionStore {
    private sessions;
    get(sid: string): Promise<SessionData | null>;
    set(sid: string, session: SessionData, maxAge?: number): Promise<void>;
    destroy(sid: string): Promise<void>;
    touch(sid: string, _session: SessionData): Promise<void>;
    clear(): void;
    get size(): number;
}
export interface FileStoreOptions {
    path: string;
    ttl?: number;
}
export declare class FileStore implements SessionStore {
    private path;
    private ttl;
    constructor(options: FileStoreOptions);
    private getFilePath;
    get(sid: string): Promise<SessionData | null>;
    set(sid: string, session: SessionData, maxAge?: number): Promise<void>;
    destroy(sid: string): Promise<void>;
    touch(sid: string, session: SessionData): Promise<void>;
    clear(): Promise<void>;
    length(): Promise<number>;
}
export declare function session(options: SessionOptions): Handler;
export {};
//# sourceMappingURL=session.d.ts.map