mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-26 05:19:22 +00:00
110 lines
3.6 KiB
Dart
110 lines
3.6 KiB
Dart
import 'package:isar/isar.dart';
|
|
import 'package:stackwallet/models/isar/models/blockchain_data/address.dart';
|
|
import 'package:stackwallet/utilities/amount/amount.dart';
|
|
import 'package:stackwallet/utilities/extensions/extensions.dart';
|
|
import 'package:stackwallet/wallets/crypto_currency/coins/dogecoin.dart';
|
|
import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
|
|
import 'package:stackwallet/wallets/wallet/intermediate/bip39_hd_wallet.dart';
|
|
import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/coin_control_interface.dart';
|
|
import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/electrumx_interface.dart';
|
|
import 'package:tuple/tuple.dart';
|
|
|
|
class DogecoinWallet extends Bip39HDWallet
|
|
with ElectrumXInterface, CoinControlInterface {
|
|
DogecoinWallet(CryptoCurrencyNetwork network) : super(Dogecoin(network));
|
|
|
|
@override
|
|
FilterOperation? get changeAddressFilterOperation =>
|
|
FilterGroup.and(standardChangeAddressFilters);
|
|
|
|
@override
|
|
FilterOperation? get receivingAddressFilterOperation =>
|
|
FilterGroup.and(standardReceivingAddressFilters);
|
|
|
|
// ===========================================================================
|
|
|
|
@override
|
|
Future<List<Address>> fetchAddressesForElectrumXScan() async {
|
|
final allAddresses = await mainDB
|
|
.getAddresses(walletId)
|
|
.filter()
|
|
.not()
|
|
.group(
|
|
(q) => q
|
|
.typeEqualTo(AddressType.nonWallet)
|
|
.or()
|
|
.subTypeEqualTo(AddressSubType.nonWallet),
|
|
)
|
|
.findAll();
|
|
return allAddresses;
|
|
}
|
|
|
|
// ===========================================================================
|
|
|
|
@override
|
|
Future<void> updateTransactions() async {
|
|
final currentChainHeight = await fetchChainHeight();
|
|
|
|
// TODO: [prio=med] switch to V2 transactions
|
|
final data = await fetchTransactionsV1(
|
|
addresses: await fetchAddressesForElectrumXScan(),
|
|
currentChainHeight: currentChainHeight,
|
|
);
|
|
|
|
await mainDB.addNewTransactionData(
|
|
data
|
|
.map((e) => Tuple2(
|
|
e.transaction,
|
|
e.address,
|
|
))
|
|
.toList(),
|
|
walletId,
|
|
);
|
|
}
|
|
|
|
@override
|
|
({String? blockedReason, bool blocked}) checkBlockUTXO(
|
|
Map<String, dynamic> jsonUTXO,
|
|
String? scriptPubKeyHex,
|
|
Map<String, dynamic> jsonTX,
|
|
) {
|
|
bool blocked = false;
|
|
String? blockedReason;
|
|
|
|
// check for bip47 notification
|
|
final outputs = jsonTX["vout"] as List;
|
|
for (final output in outputs) {
|
|
List<String>? scriptChunks =
|
|
(output['scriptPubKey']?['asm'] as String?)?.split(" ");
|
|
if (scriptChunks?.length == 2 && scriptChunks?[0] == "OP_RETURN") {
|
|
final blindedPaymentCode = scriptChunks![1];
|
|
final bytes = blindedPaymentCode.toUint8ListFromHex;
|
|
|
|
// https://en.bitcoin.it/wiki/BIP_0047#Sending
|
|
if (bytes.length == 80 && bytes.first == 1) {
|
|
blocked = true;
|
|
blockedReason = "Paynym notification output. Incautious "
|
|
"handling of outputs from notification transactions "
|
|
"may cause unintended loss of privacy.";
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return (blockedReason: blockedReason, blocked: blocked);
|
|
}
|
|
|
|
@override
|
|
Amount roughFeeEstimate(int inputCount, int outputCount, int feeRatePerKB) {
|
|
return Amount(
|
|
rawValue: BigInt.from(((181 * inputCount) + (34 * outputCount) + 10) *
|
|
(feeRatePerKB / 1000).ceil()),
|
|
fractionDigits: cryptoCurrency.fractionDigits,
|
|
);
|
|
}
|
|
|
|
@override
|
|
int estimateTxFee({required int vSize, required int feeRatePerKB}) {
|
|
return vSize * (feeRatePerKB / 1000).ceil();
|
|
}
|
|
}
|