import { AppConfig } from '../../types/config.js';
import { Psbt } from 'bitcoinjs-lib';
import { BitcoinInputUTXO, BitcoinOutputUTXO } from '@avalabs/core-wallets-sdk';

/**
 * Bitcoin to Avalanche
 * @param changeAddress: The user's C-chain derived BTC address. Change UTXO will be sent to this address.
 * @param config: Configuration file for the bridge.
 * @param utxos: The available UTXOs to consume.
 * @param amount: The amount to wrap in satoshis. Must cover the `bridgeFee`.
 * @param feeRate: Fee rate given in satoshis per byte.
 * @throws when the transaction cannot be created
 */
declare function getBtcTransaction(config: AppConfig, changeAddress: string, utxos: BitcoinInputUTXO[], amount: number, feeRate: number): {
    /** The total fee (bridge fee + tx fee) */
    fee: number;
    tx: Psbt;
    bridgeFee: number;
    receiveAmount: number;
    inputs: BitcoinInputUTXO[];
    outputs: BitcoinOutputUTXO[];
};

export { getBtcTransaction };