import { PayloadRequest } from "payload";
import { AfterSetOtpHook } from "../index.js";
interface OTPCredentials {
    mobile?: string;
    email?: string;
}
interface LoginCredentials extends OTPCredentials {
    otp: string;
}
interface ServiceResponse<T = null> {
    success: boolean;
    message: string;
    data?: T;
}
interface LoginResponse {
    token: string;
    user: any;
}
export declare class OTPService {
    private payload;
    private authCollection;
    private request;
    private afterSetOtpHook?;
    constructor(request: PayloadRequest, collection: string, afterSetOtpHook?: AfterSetOtpHook);
    generateOTP(length?: number): string;
    private cleanupExpiredOTPs;
    private storeOTP;
    sendOTP(credentials: OTPCredentials, headers?: Headers): Promise<ServiceResponse>;
    private verifyOTP;
    private findOrCreateUser;
    private generateAuthToken;
    loginWithOTP(credentials: LoginCredentials, headers?: Headers): Promise<ServiceResponse<LoginResponse>>;
    loginWithMobile(credentials: LoginCredentials): Promise<{
        success: boolean;
        token?: string;
        user?: any;
        message: string;
    }>;
}
export {};