mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-23 03:49:22 +00:00
WIP: coinlib 2 migration (taproot txns on btc testnet tested working)
This commit is contained in:
julian
parent
985e269993
commit
023bad0c70
2 changed files with 149 additions and 58 deletions
|
|
@ -11,6 +11,7 @@
|
|||
import 'dart:typed_data';
|
||||
|
||||
import 'package:bitcoindart/bitcoindart.dart';
|
||||
// import 'package:coinlib_flutter/coinlib_flutter.dart';
|
||||
import 'package:stackwallet/models/isar/models/isar_models.dart';
|
||||
import 'package:stackwallet/utilities/enums/derive_path_type_enum.dart';
|
||||
|
||||
|
|
@ -40,3 +41,27 @@ class SigningData {
|
|||
"}";
|
||||
}
|
||||
}
|
||||
|
||||
// class SigningData {
|
||||
// SigningData({
|
||||
// required this.derivePathType,
|
||||
// required this.utxo,
|
||||
// this.keyPair,
|
||||
// this.redeemScript,
|
||||
// });
|
||||
//
|
||||
// final DerivePathType derivePathType;
|
||||
// final UTXO utxo;
|
||||
// ({ECPrivateKey privateKey, ECPublicKey publicKey})? keyPair;
|
||||
// Uint8List? redeemScript;
|
||||
//
|
||||
// @override
|
||||
// String toString() {
|
||||
// return "SigningData{\n"
|
||||
// " derivePathType: $derivePathType,\n"
|
||||
// " utxo: $utxo,\n"
|
||||
// " keyPair: $keyPair,\n"
|
||||
// " redeemScript: $redeemScript,\n"
|
||||
// "}";
|
||||
// }
|
||||
// }
|
||||
|
|
|
|||
|
|
@ -1,5 +1,6 @@
|
|||
import 'dart:async';
|
||||
import 'dart:math';
|
||||
import 'dart:typed_data';
|
||||
|
||||
import 'package:bip47/src/util.dart';
|
||||
import 'package:bitcoindart/bitcoindart.dart' as bitcoindart;
|
||||
|
|
@ -599,7 +600,7 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
// final coinlib.Input input;
|
||||
|
||||
final pubKey = keys.publicKey.data;
|
||||
final bitcoindart.PaymentData data;
|
||||
final bitcoindart.PaymentData? data;
|
||||
|
||||
switch (sd.derivePathType) {
|
||||
case DerivePathType.bip44:
|
||||
|
|
@ -651,12 +652,20 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
.data;
|
||||
break;
|
||||
|
||||
case DerivePathType.bip86:
|
||||
data = null;
|
||||
break;
|
||||
|
||||
default:
|
||||
throw Exception("DerivePathType unsupported");
|
||||
}
|
||||
|
||||
// sd.output = input.script!.compiled;
|
||||
sd.output = data.output!;
|
||||
|
||||
if (sd.derivePathType != DerivePathType.bip86) {
|
||||
sd.output = data!.output!;
|
||||
}
|
||||
|
||||
sd.keyPair = bitcoindart.ECPair.fromPrivateKey(
|
||||
keys.privateKey.data,
|
||||
compressed: keys.privateKey.compressed,
|
||||
|
|
@ -680,57 +689,87 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
Logging.instance
|
||||
.log("Starting buildTransaction ----------", level: LogLevel.Info);
|
||||
|
||||
// TODO: use coinlib
|
||||
|
||||
// Check if any txData.recipients are taproot/P2TR outputs.
|
||||
bool hasTaprootOutput = false;
|
||||
for (final recipient in txData.recipients!) {
|
||||
if (cryptoCurrency.addressType(address: recipient.address) ==
|
||||
DerivePathType.bip86) {
|
||||
hasTaprootOutput = true;
|
||||
}
|
||||
}
|
||||
|
||||
if (hasTaprootOutput) {
|
||||
// Use Coinlib to construct taproot transaction.
|
||||
// TODO [prio=high]: Implement taproot transaction construction.
|
||||
}
|
||||
|
||||
final txb = bitcoindart.TransactionBuilder(
|
||||
network: bitcoindart.NetworkType(
|
||||
messagePrefix: cryptoCurrency.networkParams.messagePrefix,
|
||||
bech32: cryptoCurrency.networkParams.bech32Hrp,
|
||||
bip32: bitcoindart.Bip32Type(
|
||||
public: cryptoCurrency.networkParams.pubHDPrefix,
|
||||
private: cryptoCurrency.networkParams.privHDPrefix,
|
||||
),
|
||||
pubKeyHash: cryptoCurrency.networkParams.p2pkhPrefix,
|
||||
scriptHash: cryptoCurrency.networkParams.p2shPrefix,
|
||||
wif: cryptoCurrency.networkParams.wifPrefix,
|
||||
),
|
||||
maximumFeeRate: maximumFeerate,
|
||||
);
|
||||
const version = 1; // TODO possibly override this for certain coins?
|
||||
txb.setVersion(version);
|
||||
|
||||
// temp tx data to show in gui while waiting for real data from server
|
||||
final List<InputV2> tempInputs = [];
|
||||
final List<OutputV2> tempOutputs = [];
|
||||
|
||||
final List<coinlib.Output> prevOuts = [];
|
||||
|
||||
coinlib.Transaction clTx = coinlib.Transaction(
|
||||
version: 1, // TODO: check if we can use 3 (as is default in coinlib)
|
||||
inputs: [],
|
||||
outputs: [],
|
||||
);
|
||||
|
||||
// Add transaction inputs
|
||||
for (var i = 0; i < utxoSigningData.length; i++) {
|
||||
final txid = utxoSigningData[i].utxo.txid;
|
||||
txb.addInput(
|
||||
txid,
|
||||
|
||||
final hash = Uint8List.fromList(txid.fromHex.reversed.toList());
|
||||
|
||||
final prevOutpoint = coinlib.OutPoint(
|
||||
hash,
|
||||
utxoSigningData[i].utxo.vout,
|
||||
null,
|
||||
utxoSigningData[i].output!,
|
||||
cryptoCurrency.networkParams.bech32Hrp,
|
||||
);
|
||||
|
||||
final prevOutput = coinlib.Output.fromAddress(
|
||||
BigInt.from(utxoSigningData[i].utxo.value),
|
||||
coinlib.Address.fromString(
|
||||
utxoSigningData[i].utxo.address!,
|
||||
cryptoCurrency.networkParams,
|
||||
),
|
||||
);
|
||||
|
||||
prevOuts.add(prevOutput);
|
||||
|
||||
final coinlib.Input input;
|
||||
|
||||
switch (utxoSigningData[i].derivePathType) {
|
||||
case DerivePathType.bip44:
|
||||
case DerivePathType.bch44:
|
||||
input = coinlib.P2PKHInput(
|
||||
prevOut: prevOutpoint,
|
||||
// publicKey: utxoSigningData[i].keyPair!.publicKey,
|
||||
publicKey: coinlib.ECPublicKey(
|
||||
utxoSigningData[i].keyPair!.publicKey,
|
||||
),
|
||||
sequence: 0xffffffff - 1,
|
||||
);
|
||||
|
||||
// TODO: fix this as it is (probably) wrong!
|
||||
case DerivePathType.bip49:
|
||||
input = coinlib.P2SHMultisigInput(
|
||||
prevOut: prevOutpoint,
|
||||
program: coinlib.MultisigProgram.decompile(
|
||||
utxoSigningData[i].redeemScript!,
|
||||
),
|
||||
sequence: 0xffffffff - 1,
|
||||
);
|
||||
|
||||
case DerivePathType.bip84:
|
||||
input = coinlib.P2WPKHInput(
|
||||
prevOut: prevOutpoint,
|
||||
// publicKey: utxoSigningData[i].keyPair!.publicKey,
|
||||
publicKey: coinlib.ECPublicKey(
|
||||
utxoSigningData[i].keyPair!.publicKey,
|
||||
),
|
||||
sequence: 0xffffffff - 1,
|
||||
);
|
||||
|
||||
case DerivePathType.bip86:
|
||||
input = coinlib.TaprootKeyInput(prevOut: prevOutpoint);
|
||||
|
||||
default:
|
||||
throw UnsupportedError(
|
||||
"Unknown derivation path type found: ${utxoSigningData[i].derivePathType}",
|
||||
);
|
||||
}
|
||||
|
||||
clTx = clTx.addInput(input);
|
||||
|
||||
tempInputs.add(
|
||||
InputV2.isarCantDoRequiredInDefaultConstructor(
|
||||
scriptSigHex: txb.inputs.first.script?.toHex,
|
||||
scriptSigHex: input.scriptSig.toHex,
|
||||
scriptSigAsm: null,
|
||||
sequence: 0xffffffff - 1,
|
||||
outpoint: OutpointV2.isarCantDoRequiredInDefaultConstructor(
|
||||
|
|
@ -751,12 +790,18 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
|
||||
// Add transaction output
|
||||
for (var i = 0; i < txData.recipients!.length; i++) {
|
||||
txb.addOutput(
|
||||
final address = coinlib.Address.fromString(
|
||||
normalizeAddress(txData.recipients![i].address),
|
||||
txData.recipients![i].amount.raw.toInt(),
|
||||
cryptoCurrency.networkParams.bech32Hrp,
|
||||
cryptoCurrency.networkParams,
|
||||
);
|
||||
|
||||
final output = coinlib.Output.fromAddress(
|
||||
txData.recipients![i].amount.raw,
|
||||
address,
|
||||
);
|
||||
|
||||
clTx = clTx.addOutput(output);
|
||||
|
||||
tempOutputs.add(
|
||||
OutputV2.isarCantDoRequiredInDefaultConstructor(
|
||||
scriptPubKeyHex: "000000",
|
||||
|
|
@ -779,13 +824,37 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
try {
|
||||
// Sign the transaction accordingly
|
||||
for (var i = 0; i < utxoSigningData.length; i++) {
|
||||
txb.sign(
|
||||
vin: i,
|
||||
keyPair: utxoSigningData[i].keyPair!,
|
||||
witnessValue: utxoSigningData[i].utxo.value,
|
||||
redeemScript: utxoSigningData[i].redeemScript,
|
||||
overridePrefix: cryptoCurrency.networkParams.bech32Hrp,
|
||||
final value = BigInt.from(utxoSigningData[i].utxo.value);
|
||||
coinlib.ECPrivateKey key = coinlib.ECPrivateKey(
|
||||
utxoSigningData[i].keyPair!.privateKey!,
|
||||
compressed: utxoSigningData[i].keyPair!.compressed,
|
||||
);
|
||||
|
||||
if (clTx.inputs[i] is coinlib.TaprootKeyInput) {
|
||||
final taproot = coinlib.Taproot(
|
||||
internalKey: coinlib.ECPublicKey(
|
||||
utxoSigningData[i].keyPair!.publicKey,
|
||||
),
|
||||
);
|
||||
|
||||
key = taproot.tweakPrivateKey(key);
|
||||
}
|
||||
|
||||
clTx = clTx.sign(
|
||||
inputN: i,
|
||||
value: value,
|
||||
// key: utxoSigningData[i].keyPair!.privateKey,
|
||||
key: key,
|
||||
prevOuts: prevOuts,
|
||||
);
|
||||
|
||||
// txb.sign(
|
||||
// vin: i,
|
||||
// keyPair: utxoSigningData[i].keyPair!,
|
||||
// witnessValue: utxoSigningData[i].utxo.value,
|
||||
// redeemScript: utxoSigningData[i].redeemScript,
|
||||
// overridePrefix: cryptoCurrency.networkParams.bech32Hrp,
|
||||
// );
|
||||
}
|
||||
} catch (e, s) {
|
||||
Logging.instance.log("Caught exception while signing transaction: $e\n$s",
|
||||
|
|
@ -793,22 +862,19 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
|
|||
rethrow;
|
||||
}
|
||||
|
||||
final builtTx = txb.build(cryptoCurrency.networkParams.bech32Hrp);
|
||||
final vSize = builtTx.virtualSize();
|
||||
|
||||
return txData.copyWith(
|
||||
raw: builtTx.toHex(),
|
||||
vSize: vSize,
|
||||
raw: clTx.toHex(),
|
||||
vSize: clTx.size,
|
||||
tempTx: TransactionV2(
|
||||
walletId: walletId,
|
||||
blockHash: null,
|
||||
hash: builtTx.getId(),
|
||||
txid: builtTx.getId(),
|
||||
hash: clTx.hashHex,
|
||||
txid: clTx.txid,
|
||||
height: null,
|
||||
timestamp: DateTime.timestamp().millisecondsSinceEpoch ~/ 1000,
|
||||
inputs: List.unmodifiable(tempInputs),
|
||||
outputs: List.unmodifiable(tempOutputs),
|
||||
version: version,
|
||||
version: clTx.version,
|
||||
type:
|
||||
tempOutputs.map((e) => e.walletOwns).fold(true, (p, e) => p &= e) &&
|
||||
txData.paynymAccountLite == null
|
||||
|
|
|
|||
Loading…
Reference in a new issue