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freeze/block utxos containing cash tokens

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This commit is contained in:
julian 2023-10-18 13:25:07 -06:00
parent 31bee9519e
commit 2e83d57ad9
1 changed files with 28 additions and 2 deletions
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30
lib/services/coins/bitcoincash/bitcoincash_wallet.dart
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@ -31,6 +31,7 @@ import 'package:stackwallet/models/isar/models/blockchain_data/address.dart'
import 'package:stackwallet/models/isar/models/isar_models.dart' as isar_models;
import 'package:stackwallet/models/paymint/fee_object_model.dart';
import 'package:stackwallet/models/signing_data.dart';
import 'package:stackwallet/services/coins/bitcoincash/cashtokens.dart' as ct;
import 'package:stackwallet/services/coins/coin_service.dart';
import 'package:stackwallet/services/event_bus/events/global/node_connection_status_changed_event.dart';
import 'package:stackwallet/services/event_bus/events/global/refresh_percent_changed_event.dart';
@ -52,6 +53,7 @@ import 'package:stackwallet/utilities/default_nodes.dart';
import 'package:stackwallet/utilities/enums/coin_enum.dart';
import 'package:stackwallet/utilities/enums/derive_path_type_enum.dart';
import 'package:stackwallet/utilities/enums/fee_rate_type_enum.dart';
import 'package:stackwallet/utilities/extensions/impl/string.dart';
import 'package:stackwallet/utilities/flutter_secure_storage_interface.dart';
import 'package:stackwallet/utilities/format.dart';
import 'package:stackwallet/utilities/logger.dart';
@ -1724,24 +1726,48 @@ class BitcoinCashWallet extends CoinServiceAPI
final outputs = txn["vout"] as List;
String? scriptPubKey;
String? utxoOwnerAddress;
// get UTXO owner address
for (final output in outputs) {
if (output["n"] == vout) {
scriptPubKey = output["scriptPubKey"]?["hex"] as String?;
utxoOwnerAddress =
output["scriptPubKey"]?["addresses"]?[0] as String? ??
output["scriptPubKey"]?["address"] as String?;
}
}
bool blocked = false;
String? blockedReason;
if (scriptPubKey != null) {
// check for cash tokens
try {
final ctOutput = ct.unwrap_spk(scriptPubKey.toUint8ListFromHex);
if (ctOutput.token_data != null) {
// found a token!
blocked = true;
blockedReason = "Cash token detected on output";
}
} catch (e, s) {
// Probably doesn't contain a cash token so just log failure
Logging.instance.log(
"Script pub key \"$scriptPubKey\" cash token"
" parsing check failed: $e\n$s",
level: LogLevel.Warning,
);
}
}
final utxo = isar_models.UTXO(
walletId: walletId,
txid: txn["txid"] as String,
vout: vout,
value: jsonUTXO["value"] as int,
name: "",
isBlocked: false,
blockedReason: null,
isBlocked: blocked,
blockedReason: blockedReason,
isCoinbase: txn["is_coinbase"] as bool? ?? false,
blockHash: txn["blockhash"] as String?,
blockHeight: jsonUTXO["height"] as int?,