import { User } from '@prisma/client';
import { PrismaService } from "../prisma/prisma.service";
export declare class UsersService {
    private readonly prisma;
    constructor(prisma: PrismaService);
    findOne(id: string): Promise<User>;
    findByEmail(email: string): Promise<User | null>;
    setTwoFactorAuthenticationSecret(secret: string, userId: string): Promise<User>;
    turnOnTwoFactorAuthentication(userId: string): Promise<User>;
}