public bool AddWalletAddress(WalletAddress address, bool mergePast, out bool empty)
{
empty = true;
if (!AddAddress(address))
{
return(false);
}
if (address.HDKeySet != null)
{
KeyDataTable.GetChild(address.WalletName, address.HDKeySet.Name).Create(Encode(address.ScriptPubKey), address.HDKey, false);
}
var entry = address.CreateWalletRuleEntry();
Indexer.AddWalletRule(entry.WalletId, entry.Rule);
if (mergePast)
{
CancellationTokenSource cancel = new CancellationTokenSource();
cancel.CancelAfter(10000);
empty = !Indexer.MergeIntoWallet(address.WalletName, address, entry.Rule, cancel.Token);
}
if (!empty)
{
GetBalanceSummaryCacheTable(address.WalletName, true).Delete();
GetBalanceSummaryCacheTable(address.WalletName, false).Delete();
}
return(true);
}
public async Task <bool> SignAsync(
IAddressBasedTransaction tx,
WalletAddress address,
CancellationToken cancellationToken = default)
{
if (tx == null)
{
throw new ArgumentNullException(nameof(tx));
}
Log.Verbose("Sign request for transaction {@id}", tx.Id);
if (IsLocked)
{
Log.Warning("Wallet locked");
return(false);
}
var signResult = await tx
.SignAsync(KeyStorage, address, cancellationToken)
.ConfigureAwait(false);
if (signResult)
{
Log.Verbose("Transaction {@id} successfully signed", tx.Id);
}
else
{
Log.Error("Transaction {@id} signing error", tx.Id);
}
return(signResult);
}
public override decimal GetRedeemFee(WalletAddress toAddress = null)
{
return(RedeemFee.ToTez() + RevealFee.ToTez() + MicroTezReserve.ToTez() + //todo: define another value for revealed
(toAddress.AvailableBalance() > 0
? 0
: ActivationStorage / StorageFeeMultiplier));
}
public Task <bool> TryInsertAddressAsync(WalletAddress walletAddress)
{
try
{
lock (_syncRoot)
{
using var db = new LiteDatabase(ConnectionString, _bsonMapper);
var addresses = db.GetCollection(AddressesCollectionName);
addresses.EnsureIndex(IndexKey);
addresses.EnsureIndex(CurrencyKey);
addresses.EnsureIndex(AddressKey);
if (!addresses.Exists(Query.EQ(IdKey, walletAddress.UniqueId)))
{
var document = _bsonMapper.ToDocument(walletAddress);
var id = addresses.Insert(document);
return(Task.FromResult(id != null));
}
return(Task.FromResult(false));
}
}
catch (Exception e)
{
Log.Error(e, "Error updating address");
}
return(Task.FromResult(false));
}
public Task <bool> UpsertAddressAsync(WalletAddress walletAddress)
{
try
{
lock (_syncRoot)
{
using var db = new LiteDatabase(ConnectionString, _bsonMapper);
var document = _bsonMapper.ToDocument(walletAddress);
var addresses = db.GetCollection(AddressesCollectionName);
addresses.EnsureIndex(IndexKey);
addresses.EnsureIndex(CurrencyKey);
addresses.EnsureIndex(AddressKey);
var result = addresses.Upsert(document);
return(Task.FromResult(result));
}
}
catch (Exception e)
{
Log.Error(e, "Error updating address");
}
return(Task.FromResult(false));
}
async void CheckFreeUsage()
{
if (IsBandwidthWarningDismissed || (LastCheckBandwidthTime.AddSeconds(15) >= DateTime.Now))
{
return;
}
LastCheckBandwidthTime = DateTime.Now;
try
{
var account = await _tronConnection.Client.GetAccountAsync(new Protocol.Account
{
Address = ByteString.CopyFrom(WalletAddress.Decode58Check(_walletManager.Wallet.Address))
});
var accountNet = await _tronConnection.Client.GetAccountNetAsync(new Protocol.Account
{
Address = ByteString.CopyFrom(WalletAddress.Decode58Check(_walletManager.Wallet.Address))
});
if (account != null && !account.Address.IsEmpty)
{
var isBandwidthAvailable = false;
var token = await _tronConnection.Client.GetAssetIssueByIdAsync(new BytesMessage { Value = ByteString.CopyFromUtf8(AppConstants.TokenID) });
if (token != null && !token.OwnerAddress.IsEmpty)
{
// Check account free usage
if (accountNet.AssetNetUsed.ContainsKey(AppConstants.TokenID))
{
isBandwidthAvailable = (token.PublicFreeAssetNetLimit - accountNet.AssetNetUsed[AppConstants.TokenID]) >= 1000;
}
else
{
isBandwidthAvailable = false;
}
if (isBandwidthAvailable)
{
// Check total token free bandwidth
isBandwidthAvailable = token.FreeAssetNetLimit - token.PublicFreeAssetNetUsage >= 2500;
}
// Check own account bandwidth and balance
if (!isBandwidthAvailable)
{
isBandwidthAvailable = (accountNet.NetLimit + accountNet.FreeNetLimit - accountNet.NetUsed - accountNet.FreeNetUsed) >= 1000 || account.Balance > 20 * 1000;
}
IsBandwidthWarningVisible = !isBandwidthAvailable && !IsBandwidthWarningDismissed;
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
private async Task <decimal> GetRewardForRedeemAsync(
WalletAddress walletAddress,
CancellationToken cancellationToken = default)
{
var currency = _account
.Currencies
.GetByName(walletAddress.Currency);
var feeCurrency = currency.FeeCurrencyName;
var feeCurrencyAddress = await _account
.GetAddressAsync(feeCurrency, walletAddress.Address, cancellationToken)
.ConfigureAwait(false);
if (feeCurrencyAddress == null)
{
feeCurrencyAddress = await _account
.DivideAddressAsync(
currency : feeCurrency,
chain : walletAddress.KeyIndex.Chain,
index : walletAddress.KeyIndex.Index)
.ConfigureAwait(false);
if (feeCurrencyAddress == null)
{
throw new Exception($"Can't get/devide {currency.Name} address {walletAddress.Address} for {feeCurrency}");
}
}
var redeemFee = currency.GetRedeemFee(walletAddress);
return(feeCurrencyAddress.AvailableBalance() < redeemFee
? currency.GetRewardForRedeem()
: 0);
}
private async Task <EthereumTransaction> CreateApproveTx(
WalletAddress walletAddress,
BigInteger nonce,
BigInteger value)
{
var erc20 = Erc20;
var message = new ERC20ApproveFunctionMessage
{
Spender = erc20.SwapContractAddress,
Value = value,
FromAddress = walletAddress.Address,
GasPrice = Atomex.Ethereum.GweiToWei(erc20.GasPriceInGwei),
Nonce = nonce,
};
message.Gas = await EstimateGasAsync(message, new BigInteger(erc20.ApproveGasLimit))
.ConfigureAwait(false);
var txInput = message.CreateTransactionInput(erc20.ERC20ContractAddress);
return(new EthereumTransaction(erc20, txInput)
{
Type = BlockchainTransactionType.Output | BlockchainTransactionType.TokenApprove
});
}
private async Task <IBitcoinBasedTransaction> SignRedeemTxAsync(
Swap swap,
IBitcoinBasedTransaction redeemTx,
IBitcoinBasedTransaction paymentTx,
WalletAddress redeemAddress,
byte[] redeemScript)
{
var tx = await new BitcoinBasedSwapSigner(_account)
.SignRedeemTxAsync(
redeemTx: redeemTx,
paymentTx: paymentTx,
redeemAddress: redeemAddress,
secret: swap.Secret,
redeemScript: redeemScript)
.ConfigureAwait(false);
if (tx == null)
{
throw new InternalException(
code: Errors.TransactionSigningError,
description: $"Redeem tx sign error for swap {swap.Id}");
}
return(tx);
}
public virtual Task <bool> TryInsertAddressAsync(WalletAddress walletAddress)
{
lock (_sync)
{
var walletId = $"{walletAddress.Currency}:{walletAddress.Address}";
WalletAddress existsAddress;
if (!_addresses.TryGetValue(walletId, out existsAddress))
{
_addresses[walletId] = walletAddress.Copy();
var data = Convert.ToBase64String(BsonSerializer.Serialize(_bsonMapper.ToDocument(walletAddress)));
SaveDataCallback?.Invoke(AvailableDataType.WalletAddress, walletId, data);
return(Task.FromResult(true));
}
if (existsAddress.KeyType != walletAddress.KeyType)
{
existsAddress.KeyType = walletAddress.KeyType;
existsAddress.KeyIndex.Chain = walletAddress.KeyIndex.Chain;
existsAddress.KeyIndex.Index = walletAddress.KeyIndex.Index;
existsAddress.KeyIndex.Account = walletAddress.KeyIndex.Account;
_addresses[walletId] = existsAddress.Copy();
var data = Convert.ToBase64String(BsonSerializer.Serialize(_bsonMapper.ToDocument(existsAddress)));
SaveDataCallback?.Invoke(AvailableDataType.WalletAddress, walletId, data);
return(Task.FromResult(true));
}
return(Task.FromResult(false));
}
}
public Task <IBitcoinBasedTransaction> SignRefundTxAsync(
IBitcoinBasedTransaction refundTx,
IBitcoinBasedTransaction paymentTx,
WalletAddress refundAddress,
byte[] redeemScript)
{
return(SignHtlcSwapRefundForP2ShTxAsync(refundTx, paymentTx, refundAddress, redeemScript));
}
//public void FetchCurrentInfoOf(WorkerAddress worker)
//{
// if (worker == null)
// return;
// // Push(new EthMineRequest_Workers(worker.GetAddress(), worker.GetWorkerName()));
//}
public void FetchWorkersOf(WalletAddress wallet)
{
if (wallet == null)
{
return;
}
Push(new EthMineRequest_Workers(wallet.GetAddress()));
}
public async Task <IBitcoinBasedTransaction> SignRefundTxAsync(
IBitcoinBasedTransaction refundTx,
IBitcoinBasedTransaction paymentTx,
WalletAddress refundAddress)
{
var tx = refundTx.Clone();
if (tx.Inputs.Length != 1)
{
Log.Error("Refund transaction has zero or more than one input");
return(null);
}
var spentOutput = paymentTx.Outputs.FirstOrDefault(o => o.IsSwapPayment);
if (spentOutput == null)
{
Log.Error("Payment transaction hasn't swap output");
return(null);
}
// firstly check, if transaction is already signed
if (tx.Verify(spentOutput))
{
return(tx);
}
// clean any signature, if exists
tx.NonStandardSign(Script.Empty, 0);
var sigHash = tx.GetSignatureHash(spentOutput);
var signature = await Account.Wallet
.SignHashAsync(
hash : sigHash,
address : refundAddress)
.ConfigureAwait(false);
if (signature == null)
{
Log.Error("Refund transaction signature error");
return(null);
}
var refundScript = BitcoinBasedSwapTemplate.GenerateHtlcSwapRefund(
aliceRefundSig: signature,
aliceRefundPubKey: refundAddress.PublicKeyBytes());
tx.NonStandardSign(refundScript, spentOutput);
if (!tx.Verify(spentOutput, out var errors))
{
Log.Error("Refund transaction verify errors: {errors}", errors);
return(null);
}
return(tx);
}
async void OpenChatCommandExecuted()
{
IsBusy = true;
_userDialogs.ShowLoading(maskType: MaskType.Black);
try
{
await Task.Delay(1000);
var addressBytes = WalletAddress.Decode58Check(Address);
if (addressBytes != null)
{
var account = await _tronConnection.Client.GetAccountAsync(new Protocol.Account {
Address = ByteString.CopyFrom(addressBytes)
});
if (!account.Address.IsEmpty)
{
var group = await _syncServer.GetGroupAsync(Address, _walletManager.Wallet.Address);
if (group != null)
{
var navParams = new NavigationParameters();
navParams.Add("group", group);
await _navigationService.NavigateAsync("GroupPopupPage", navParams);
}
else
{
var user = await _syncServer.GetUserAsync(Address);
if (user != null)
{
var navParams = new NavigationParameters();
navParams.Add("address", Address);
await _navigationService.NavigateAsync("ChatPage", navParams);
}
else
{
_userDialogs.Toast("User is not registered or unable to load");
}
}
}
else
{
_userDialogs.Toast("User or Group is not yet activated");
}
}
else
{
_userDialogs.Toast("Not an user or group address");
}
}
catch (RpcException ex)
{
_userDialogs.Toast("Unable to load user");
}
_userDialogs.HideLoading();
IsBusy = false;
}
public override async Task <decimal> GetRedeemFeeAsync(
WalletAddress toAddress = null,
CancellationToken cancellationToken = default)
{
var feeRate = await GetFeeRateAsync(cancellationToken : cancellationToken)
.ConfigureAwait(false);
return(feeRate * DefaultRedeemTxSize / DigitsMultiplier);
}
public WalletAddressViewModel(
WalletAddress walletAddress,
string currencyFormat,
bool isFreeAddress = false)
{
WalletAddress = walletAddress;
CurrencyFormat = currencyFormat;
IsFreeAddress = isFreeAddress;
}
public static async Task <decimal> EstimateAsync(
IAccount account,
ICurrencyQuotesProvider quotesProvider,
Func <string, Quote> feeCurrencyQuotesProvider,
CurrencyConfig redeemableCurrency,
WalletAddress redeemFromAddress = null,
CancellationToken cancellationToken = default)
{
if (redeemableCurrency is BitcoinBasedConfig)
{
return(0m);
}
var feeCurrency = redeemableCurrency.FeeCurrencyName;
var feeCurrencyAddress = redeemFromAddress != null
? await account
.GetAddressAsync(feeCurrency, redeemFromAddress.Address, cancellationToken)
.ConfigureAwait(false)
: null;
var redeemFee = await redeemableCurrency
.GetRedeemFeeAsync(redeemFromAddress, cancellationToken)
.ConfigureAwait(false);
if (feeCurrencyAddress != null && feeCurrencyAddress.AvailableBalance() >= redeemFee)
{
return(0m);
}
var feeCurrencyToBaseQuote = redeemableCurrency.FeeCurrencyToBaseSymbol != null
? quotesProvider?.GetQuote(redeemableCurrency.FeeCurrencyToBaseSymbol)
: null;
var feeCurrencyToBasePrice = feeCurrencyToBaseQuote != null
? feeCurrencyToBaseQuote.GetMiddlePrice()
: 0m;
var feeCurrencyQuote = redeemableCurrency.FeeCurrencySymbol != null
? feeCurrencyQuotesProvider.Invoke(redeemableCurrency.FeeCurrencySymbol)
: null;
var feeCurrencyPrice = feeCurrencyQuote != null
? feeCurrencyQuote.GetMiddlePrice()
: 0m;
return(await redeemableCurrency
.GetRewardForRedeemAsync(
maxRewardPercent : redeemableCurrency.MaxRewardPercent,
maxRewardPercentInBase : redeemableCurrency.MaxRewardPercentInBase,
feeCurrencyToBaseSymbol : redeemableCurrency.FeeCurrencyToBaseSymbol,
feeCurrencyToBasePrice : feeCurrencyToBasePrice,
feeCurrencySymbol : redeemableCurrency.FeeCurrencySymbol,
feeCurrencyPrice : feeCurrencyPrice,
cancellationToken : cancellationToken)
.ConfigureAwait(false));
}
public void TestPlaceWithdrawal(WalletAddress address, Money amount, string description = null, Money?customFee = null, string authToken = null)
{
var p = IsType <IWithdrawalPlacementProvider>();
if (p.Success)
{
PlaceWithdrawal(p.Provider, address, amount, description, customFee, authToken);
}
}
public static WalletRuleEntry CreateWalletRuleEntry(this WalletAddress address)
{
return(new WalletRuleEntry(address.WalletName, new ScriptRule()
{
CustomData = Serializer.ToString(address),
ScriptPubKey = address.ScriptPubKey,
RedeemScript = address.RedeemScript
}));
}
public void SetWith(WalletAddress addressName, string workerName)
{
if (addressName == null || string.IsNullOrEmpty(addressName.GetAddress()) || string.IsNullOrEmpty(workerName))
{
return;
}
m_workerName = workerName;
m_addressName = addressName;
}
public Task <byte[]> SignAsync(
byte[] data,
WalletAddress address,
CurrencyConfig currency,
CancellationToken cancellationToken = default)
{
if (data == null)
{
throw new ArgumentNullException(nameof(data));
}
if (address == null)
{
throw new ArgumentNullException(nameof(address));
}
Log.Verbose("Sign request for data {@data} with key for address {@address}",
data.ToHexString(),
address.Address);
if (IsLocked)
{
Log.Warning("Wallet locked");
return(Task.FromResult <byte[]>(null));
}
if (address.KeyIndex == null)
{
Log.Error($"Can't find private key for address {address.Address}");
return(Task.FromResult <byte[]>(null));
}
var signature = KeyStorage.SignMessage(
currency: currency,
data: data,
keyIndex: address.KeyIndex,
keyType: address.KeyType);
Log.Verbose("Data signature in base64: {@signature}",
Convert.ToBase64String(signature));
if (!KeyStorage.VerifyMessage(
currency: currency,
data: data,
signature: signature,
keyIndex: address.KeyIndex,
keyType: address.KeyType))
{
Log.Error("Signature verify error");
return(Task.FromResult <byte[]>(null));
}
Log.Verbose("Data successfully signed");
return(Task.FromResult(signature));
}
protected WalletAddress ResolvePublicKey(WalletAddress address)
{
address.PublicKey = Wallet.GetAddress(
currency: Currency,
chain: address.KeyIndex.Chain,
index: address.KeyIndex.Index)
.PublicKey;
return(address);
}
public AddressViewModel(WalletAddress address, IMessenger messenger)
{
_Messenger = messenger;
Address = address.Address.ToString();
if (address.KeysetData != null)
{
Keyset = address.KeysetData.KeySet.Name;
Path = address.KeysetData.State.CurrentPath.ToString();
}
}
public WalletAddress GenerateWalletAddress()
{
var keys = KeySignature.GenerateKeyPairs();
WalletAddress wallet = new WalletAddress()
{
Address = keys.PublicKey,
PrivateKey = keys.PrivateKey
};
return(wallet);
}
public static WalletAddress ToWalletAddress(string walletName, KeySetData keysetData, HDKeyData key)
{
WalletAddress address = new WalletAddress();
address.WalletName = walletName;
address.RedeemScript = key.RedeemScript;
address.Address = key.Address;
address.HDKey = key;
address.HDKeySet = keysetData.KeySet;
return(address);
}
private static JObject ToAdditionalInformation(WalletAddress address, Dictionary <string, JObject> properties)
{
JObject obj = new JObject();
obj.Add("userData", address.UserData ?? new JValue(""));
foreach (var kv in properties)
{
obj.Add(kv.Key, kv.Value);
}
return(obj);
}
public virtual Task <bool> UpsertAddressAsync(WalletAddress walletAddress)
{
lock (_sync)
{
var walletId = $"{walletAddress.Currency}:{walletAddress.Address}";
_addresses[walletId] = walletAddress; // todo: copy?
return(Task.FromResult(true));
}
}
private bool AddAddress(WalletAddress address)
{
if (address.Address == null)
{
throw new ArgumentException("Address should not be null", "address.Address");
}
return(WalletAddressesTable
.GetChild(address.WalletName)
.Create(address.Address.ToString(), address, false));
}
public Task <byte[]> SignHashAsync(
byte[] hash,
WalletAddress address,
CurrencyConfig currencyConfig,
CancellationToken cancellationToken = default)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
if (address == null)
{
throw new ArgumentNullException(nameof(address));
}
Log.Verbose("Sign request for hash {@hash}", hash.ToHexString());
if (IsLocked)
{
Log.Warning("Wallet locked");
return(Task.FromResult <byte[]>(null));
}
if (address.KeyIndex == null)
{
Log.Error($"Can't find private key for address {address.Address}");
return(Task.FromResult <byte[]>(null));
}
var signature = KeyStorage.SignHash(
currency: currencyConfig,
hash: hash,
keyIndex: address.KeyIndex,
keyType: address.KeyType);
Log.Verbose("Hash signature in base64: {@signature}", Convert.ToBase64String(signature));
if (!KeyStorage.VerifyHash(
currency: currencyConfig,
hash: hash,
signature: signature,
keyIndex: address.KeyIndex,
keyType: address.KeyType))
{
Log.Error("Signature verify error");
return(Task.FromResult <byte[]>(null));
}
Log.Verbose("Hash successfully signed");
return(Task.FromResult(signature));
}
public async Task <bool> SignDelegationOperationAsync(
IKeyStorage keyStorage,
WalletAddress address,
CancellationToken cancellationToken = default)
{
var xtz = (Atomex.Tezos)Currency;
if (address.KeyIndex == null)
{
Log.Error("Can't find private key for address {@address}", address);
return(false);
}
using var securePrivateKey = keyStorage
.GetPrivateKey(Currency, address.KeyIndex);
if (securePrivateKey == null)
{
Log.Error("Can't find private key for address {@address}", address);
return(false);
}
using var privateKey = securePrivateKey.ToUnsecuredBytes();
var rpc = new Rpc(xtz.RpcNodeUri);
Head = await rpc
.GetHeader()
.ConfigureAwait(false);
var forgedOpGroup = await rpc
.ForgeOperations(Head, Operations)
.ConfigureAwait(false);
var forgedOpGroupLocal = Forge.ForgeOperationsLocal(Head, Operations);
if (true) //if (config.CheckForge == true) add option for higher security tezos mode to config
{
if (forgedOpGroupLocal.ToString() != forgedOpGroup.ToString())
{
Log.Error("Local and remote forge results differ");
return(false);
}
}
SignedMessage = TezosSigner.SignHash(
data: Hex.FromString(forgedOpGroup.ToString()),
privateKey: privateKey,
watermark: Watermark.Generic,
isExtendedKey: privateKey.Length == 64);
return(true);
}