mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2025-01-10 12:44:31 +00:00
WIP handle spark transaction parsing
This commit is contained in:
julian
parent
4074023a88
commit
f697aeb043
2 changed files with 128 additions and 32 deletions
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@ -2,6 +2,7 @@ import 'dart:convert';
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import 'dart:math';
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import 'package:decimal/decimal.dart';
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import 'package:flutter_libsparkmobile/flutter_libsparkmobile.dart';
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import 'package:isar/isar.dart';
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import 'package:stackwallet/db/hive/db.dart';
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import 'package:stackwallet/models/isar/models/blockchain_data/v2/input_v2.dart';
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@ -9,6 +10,7 @@ import 'package:stackwallet/models/isar/models/blockchain_data/v2/output_v2.dart
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import 'package:stackwallet/models/isar/models/blockchain_data/v2/transaction_v2.dart';
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import 'package:stackwallet/models/isar/models/isar_models.dart';
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import 'package:stackwallet/utilities/amount/amount.dart';
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import 'package:stackwallet/utilities/extensions/extensions.dart';
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import 'package:stackwallet/utilities/logger.dart';
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import 'package:stackwallet/utilities/util.dart';
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import 'package:stackwallet/wallets/crypto_currency/coins/firo.dart';
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@ -60,17 +62,20 @@ class FiroWallet extends Bip39HDWallet
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final List<Map<String, dynamic>> allTxHashes =
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await fetchHistory(allAddressesSet);
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final sparkTxids = await mainDB.isar.sparkCoins
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final sparkCoins = await mainDB.isar.sparkCoins
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.where()
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.walletIdEqualToAnyLTagHash(walletId)
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.txHashProperty()
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.findAll();
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for (final txid in sparkTxids) {
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final Set<String> sparkTxids = {};
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for (final coin in sparkCoins) {
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sparkTxids.add(coin.txHash);
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// check for duplicates before adding to list
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if (allTxHashes.indexWhere((e) => e["tx_hash"] == txid) == -1) {
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if (allTxHashes.indexWhere((e) => e["tx_hash"] == coin.txHash) == -1) {
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final info = {
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"tx_hash": txid,
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"tx_hash": coin.txHash,
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"height": coin.height,
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};
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allTxHashes.add(info);
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}
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@ -148,6 +153,17 @@ class FiroWallet extends Bip39HDWallet
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bool isSparkMint = false;
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bool isMasterNodePayment = false;
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final bool isSparkSpend = txData["type"] == 9 && txData["version"] == 3;
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final bool isMySpark = sparkTxids.contains(txData["txid"] as String);
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final sparkCoinsInvolved =
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sparkCoins.where((e) => e.txHash == txData["txid"]);
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if (isMySpark && sparkCoinsInvolved.isEmpty) {
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Logging.instance.log(
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"sparkCoinsInvolved is empty and should not be! (ignoring tx parsing)",
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level: LogLevel.Error,
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);
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continue;
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}
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// parse outputs
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final List<OutputV2> outputs = [];
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@ -173,10 +189,12 @@ class FiroWallet extends Bip39HDWallet
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);
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}
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}
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if (outMap["scriptPubKey"]?["type"] == "sparkmint") {
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if (outMap["scriptPubKey"]?["type"] == "sparkmint" ||
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outMap["scriptPubKey"]?["type"] == "sparksmint") {
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final asm = outMap["scriptPubKey"]?["asm"] as String?;
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if (asm != null) {
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if (asm.startsWith("OP_SPARKMINT")) {
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if (asm.startsWith("OP_SPARKMINT") ||
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asm.startsWith("OP_SPARKSMINT")) {
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isSparkMint = true;
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} else {
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Logging.instance.log(
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@ -192,16 +210,6 @@ class FiroWallet extends Bip39HDWallet
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}
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}
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if (isSparkSpend) {
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// TODO
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} else if (isSparkMint) {
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// TODO
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} else if (isMint || isJMint) {
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// do nothing extra ?
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} else {
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// TODO
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}
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OutputV2 output = OutputV2.fromElectrumXJson(
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outMap,
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decimalPlaces: cryptoCurrency.fractionDigits,
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@ -210,6 +218,46 @@ class FiroWallet extends Bip39HDWallet
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walletOwns: false,
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);
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// if (isSparkSpend) {
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// // TODO?
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// } else
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if (isSparkMint) {
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if (isMySpark) {
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if (output.addresses.isEmpty &&
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output.scriptPubKeyHex.length >= 488) {
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// likely spark related
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final opByte = output.scriptPubKeyHex
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.substring(0, 2)
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.toUint8ListFromHex
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.first;
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if (opByte == OP_SPARKMINT || opByte == OP_SPARKSMINT) {
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final serCoin = base64Encode(output.scriptPubKeyHex
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.substring(2, 488)
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.toUint8ListFromHex);
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final coin = sparkCoinsInvolved
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.where((e) => e.serializedCoinB64!.startsWith(serCoin))
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.firstOrNull;
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if (coin == null) {
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// not ours
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} else {
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output = output.copyWith(
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walletOwns: true,
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valueStringSats: coin.value.toString(),
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addresses: [
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coin.address,
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],
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);
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}
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}
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}
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}
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} else if (isMint || isJMint) {
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// do nothing extra ?
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} else {
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// TODO?
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}
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// if output was to my wallet, add value to amount received
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if (receivingAddresses
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.intersection(output.addresses.toSet())
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@ -223,6 +271,13 @@ class FiroWallet extends Bip39HDWallet
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wasReceivedInThisWallet = true;
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changeAmountReceivedInThisWallet += output.value;
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output = output.copyWith(walletOwns: true);
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} else if (isSparkMint && isMySpark) {
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wasReceivedInThisWallet = true;
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if (output.addresses.contains(sparkChangeAddress)) {
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changeAmountReceivedInThisWallet += output.value;
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} else {
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amountReceivedInThisWallet += output.value;
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}
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}
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outputs.add(output);
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@ -333,6 +388,32 @@ class FiroWallet extends Bip39HDWallet
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if (allAddressesSet.intersection(input.addresses.toSet()).isNotEmpty) {
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wasSentFromThisWallet = true;
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input = input.copyWith(walletOwns: true);
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} else if (isMySpark) {
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final lTags = map["lTags"] as List?;
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if (lTags?.isNotEmpty == true) {
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final List<SparkCoin> usedCoins = [];
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for (final tag in lTags!) {
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final components = (tag as String).split(",");
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final x = components[0].substring(1);
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final y = components[1].substring(0, components[1].length - 1);
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final hash = LibSpark.hashTag(x, y);
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usedCoins.addAll(sparkCoins.where((e) => e.lTagHash == hash));
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}
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if (usedCoins.isNotEmpty) {
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input = input.copyWith(
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addresses: usedCoins.map((e) => e.address).toList(),
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valueStringSats: usedCoins
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.map((e) => e.value)
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.reduce((value, element) => value += element)
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.toString(),
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walletOwns: true,
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);
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wasSentFromThisWallet = true;
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}
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}
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}
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inputs.add(input);
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@ -365,25 +446,10 @@ class FiroWallet extends Bip39HDWallet
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totalOut) {
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// definitely sent all to self
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type = TransactionType.sentToSelf;
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} else if (isSparkMint) {
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// probably sent to self
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type = TransactionType.sentToSelf;
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} else if (amountReceivedInThisWallet == BigInt.zero) {
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// most likely just a typical send
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// do nothing here yet
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}
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// check vout 0 for special scripts
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if (outputs.isNotEmpty) {
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final output = outputs.first;
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// // check for fusion
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// if (BchUtils.isFUZE(output.scriptPubKeyHex.toUint8ListFromHex)) {
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// subType = TransactionSubType.cashFusion;
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// } else {
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// // check other cases here such as SLP or cash tokens etc
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// }
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}
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}
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} else if (wasReceivedInThisWallet) {
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// only found outputs owned by this wallet
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@ -23,6 +23,8 @@ const kDefaultSparkIndex = 1;
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// TODO dart style constants. Maybe move to spark lib?
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const MAX_STANDARD_TX_WEIGHT = 400000;
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const SPARK_CHANGE_D = 0x270F;
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//https://github.com/firoorg/sparkmobile/blob/ef2e39aae18ecc49e0ddc63a3183e9764b96012e/include/spark.h#L16
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const SPARK_OUT_LIMIT_PER_TX = 16;
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@ -31,6 +33,16 @@ const OP_SPARKSMINT = 0xd2;
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const OP_SPARKSPEND = 0xd3;
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mixin SparkInterface on Bip39HDWallet, ElectrumXInterface {
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String? _sparkChangeAddressCached;
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/// Spark change address. Should generally not be exposed to end users.
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String get sparkChangeAddress {
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if (_sparkChangeAddressCached == null) {
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throw Exception("_sparkChangeAddressCached was not initialized");
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}
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return _sparkChangeAddressCached!;
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}
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static bool validateSparkAddress({
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required String address,
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required bool isTestNet,
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@ -45,6 +57,24 @@ mixin SparkInterface on Bip39HDWallet, ElectrumXInterface {
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await mainDB.putAddress(address);
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} // TODO add other address types to wallet info?
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if (_sparkChangeAddressCached == null) {
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final root = await getRootHDNode();
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final String derivationPath;
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if (cryptoCurrency.network == CryptoCurrencyNetwork.test) {
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derivationPath = "$kSparkBaseDerivationPathTestnet$kDefaultSparkIndex";
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} else {
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derivationPath = "$kSparkBaseDerivationPath$kDefaultSparkIndex";
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}
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final keys = root.derivePath(derivationPath);
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_sparkChangeAddressCached = await LibSpark.getAddress(
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privateKey: keys.privateKey.data,
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index: kDefaultSparkIndex,
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diversifier: SPARK_CHANGE_D,
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isTestNet: cryptoCurrency.network == CryptoCurrencyNetwork.test,
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);
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}
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// await info.updateReceivingAddress(
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// newAddress: address.value,
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// isar: mainDB.isar,
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