import { FeeRate, TxHash } from '@xchainjs/xchain-client';
import { Address } from '@xchainjs/xchain-util';
import { TxParams } from '@xchainjs/xchain-utxo';
import { Client } from './client';
export declare class ClientKeystore extends Client {
    /**
     * [DEPRECATED] Retrieves the address at the specified index.
     *
     * @deprecated Use `getAddressAsync` instead.
     * @param {number} index The index of the address.
     * @returns {Address} The address at the specified index.
     * @throws {Error} Thrown when the index is less than zero.
     * @throws {Error} Thrown when the phrase has not been set.
     * @throws {Error} Thrown when the address cannot be defined.
     */
    getAddress(index?: number): Address;
    /**
     * Retrieves the current address asynchronously.
     *
     * Generates a network-specific key-pair by first converting the buffer to a Wallet-Import-Format (WIF)
     * The address is then decoded into type P2WPKH and returned.
     *
     * @returns {Address} A promise that resolves to the current address
     *
     * @throws {"Phrase must be provided"} Thrown if phrase has not been set before.
     * @throws {"Address not defined"} Thrown if failed creating account from phrase.
     */
    getAddressAsync(walletIndex?: number): Promise<Address>;
    /**
     * Transfers Litecoin (LTC) from one address to another.
     *
     * @param {TxParams & { feeRate?: FeeRate }} params The transfer options.
     * @returns {Promise<TxHash>} A promise that resolves to the transaction hash.
     */
    transfer(params: TxParams & {
        feeRate?: FeeRate;
    }): Promise<TxHash>;
    /**
     * @private
     * [PRIVATE] Retrieves the private key.
     *
     * Private function to get keyPair from the this.phrase
     *
     * @param {string} phrase The phrase used to generate the private key.
     * @returns {ECPairInterface} The privkey generated from the given phrase
     *
     * @throws {"Could not get private key from phrase"} Throws an error if failed creating LTC keys from the given phrase
     * */
    private getLtcKeys;
}