import { Repository } from 'typeorm';
import { UserSession } from '../entity/user-session.entity';
export declare class UserSessionRepository {
    private userSessionRepo;
    constructor(userSessionRepo: Repository<UserSession>);
    findBySessionKey(sessionKey: string): Promise<UserSession | null>;
    findActiveSessionByUserId(userId: number): Promise<UserSession | null>;
    saveSession(session: UserSession): Promise<UserSession>;
    logoutSession(sessionKey: string): Promise<void>;
}