hash-wallet/cw_bitcoin/lib/hardware/bitcoin_hardware_wallet_service.dart

import 'dart:typed_data';

import 'package:cw_bitcoin/electrum_wallet.dart';
import 'package:bitcoin_base/bitcoin_base.dart';
import 'package:cw_bitcoin/psbt/transaction_builder.dart';

mixin BitcoinHardwareWalletService {
  Future<Uint8List> getMasterFingerprint() async => Uint8List.fromList([0, 0, 0, 0]);
}

mixin LitecoinHardwareWalletService on BitcoinHardwareWalletService {
  Future<String> signLitecoinTransaction({
    required List<BitcoinBaseOutput> outputs,
    required List<PSBTReadyUtxoWithAddress> inputs,
    required Map<String, PublicKeyWithDerivationPath> publicKeys,
  });
}