/**
 * @param options
 * @returns
 * @group Hooks
 */
export default function useSignUp({ formsAppId, username, firstName, lastName, onSuccess, onError, }: {
    formsAppId: number;
    username: string;
    firstName?: string;
    lastName?: string;
    onSuccess?: () => void;
    onError?: () => void;
}): {
    signUpWithUserDetails: () => Promise<void>;
    clearSignUpError: () => void;
    isSigningUp: boolean;
    signUpError: Error | null;
    signUpComplete: boolean;
    usernameValidation: {
        isInvalid: boolean;
    };
};