import { FormInvoice, InvoiceDetails, UseToastReturn } from '@smartinvoicexyz/types';
import { UseFormReturn } from 'react-hook-form';
import { Hex } from 'viem';
import { SimulateContractErrorType, WriteContractErrorType } from './types';
type AddMilestonesProps = {
    address: Hex;
    invoice: Partial<InvoiceDetails>;
    localForm: UseFormReturn<Partial<FormInvoice>>;
    toast: UseToastReturn;
    onTxSuccess?: () => void;
};
export declare const useAddMilestones: ({ address, localForm, invoice, toast, onTxSuccess, }: AddMilestonesProps) => {
    writeAsync: () => Promise<Hex | undefined>;
    isLoading: boolean;
    prepareError: SimulateContractErrorType | null;
    writeError: WriteContractErrorType | null;
};
export {};