export declare function loginByEmail(options: {
    email: string;
    password: string;
    dontSaveCookie?: boolean;
    partner?: boolean;
}): Promise<any>;
export declare function sendVerificationCodeToPhone(options: {
    phoneNumber: string;
    partner?: boolean;
}): Promise<void>;
export declare function loginByPhone(options: {
    phoneNumber: string;
    code: string;
    dontSaveCookie?: boolean;
    partner?: boolean;
}): Promise<any>;
export declare function checkSession(): Promise<{
    isValid: boolean;
    errMsg: string;
    username?: string;
}>;
export declare function logout(): Promise<void>;