private BuildCallContractTransactionResponse SetupFailedBuildCallContractTransactionRequest()
{
var buildCallTransactionResponse = BuildCallContractTransactionResponse.Failed("Testing unsuccessful transaction");
_smartContractTransactionService
.Setup(callTo => callTo.BuildCallTx(It.IsAny <BuildCallContractTransactionRequest>()))
.Returns(buildCallTransactionResponse);
return(buildCallTransactionResponse);
}
public BuildCallContractTransactionResponse BuildCallTx(BuildCallContractTransactionRequest request)
{
AddressBalance addressBalance = this.walletManager.GetAddressBalance(request.Sender);
if (addressBalance.AmountConfirmed == 0 && addressBalance.AmountUnconfirmed == 0)
{
return(BuildCallContractTransactionResponse.Failed(SenderNoBalanceError));
}
var selectedInputs = new List <OutPoint>();
selectedInputs = this.walletManager.GetSpendableInputsForAddress(request.WalletName, request.Sender);
uint160 addressNumeric = request.ContractAddress.ToUint160(this.network);
ContractTxData txData;
if (request.Parameters != null && request.Parameters.Any())
{
try
{
object[] methodParameters = this.methodParameterStringSerializer.Deserialize(request.Parameters);
txData = new ContractTxData(ReflectionVirtualMachine.VmVersion, (Gas)request.GasPrice, (Gas)request.GasLimit, addressNumeric, request.MethodName, methodParameters);
}
catch (MethodParameterStringSerializerException exception)
{
return(BuildCallContractTransactionResponse.Failed(exception.Message));
}
}
else
{
txData = new ContractTxData(ReflectionVirtualMachine.VmVersion, (Gas)request.GasPrice, (Gas)request.GasLimit, addressNumeric, request.MethodName);
}
HdAddress senderAddress = null;
if (!string.IsNullOrWhiteSpace(request.Sender))
{
Features.Wallet.Wallet wallet = this.walletManager.GetWallet(request.WalletName);
HdAccount account = wallet.GetAccountByCoinType(request.AccountName, this.coinType);
if (account == null)
{
return(BuildCallContractTransactionResponse.Failed($"No account with the name '{request.AccountName}' could be found."));
}
senderAddress = account.GetCombinedAddresses().FirstOrDefault(x => x.Address == request.Sender);
}
ulong totalFee = (request.GasPrice * request.GasLimit) + Money.Parse(request.FeeAmount);
var context = new TransactionBuildContext(this.network)
{
AccountReference = new WalletAccountReference(request.WalletName, request.AccountName),
TransactionFee = totalFee,
ChangeAddress = senderAddress,
SelectedInputs = selectedInputs,
MinConfirmations = MinConfirmationsAllChecks,
WalletPassword = request.Password,
Recipients = new[] { new Recipient {
Amount = request.Amount, ScriptPubKey = new Script(this.callDataSerializer.Serialize(txData))
} }.ToList()
};
try
{
Transaction transaction = this.walletTransactionHandler.BuildTransaction(context);
return(BuildCallContractTransactionResponse.Succeeded(request.MethodName, transaction, context.TransactionFee));
}
catch (Exception exception)
{
return(BuildCallContractTransactionResponse.Failed(exception.Message));
}
}
private BuildCallContractTransactionResponse BuildCallTx(BuildCallContractTransactionRequest request)
{
this.logger.LogTrace(request.ToString());
AddressBalance addressBalance = this.walletManager.GetAddressBalance(request.Sender);
if (addressBalance.AmountConfirmed == 0)
{
return(BuildCallContractTransactionResponse.Failed($"The 'Sender' address you're trying to spend from doesn't have a confirmed balance. Current unconfirmed balance: {addressBalance.AmountUnconfirmed}. Please check the 'Sender' address."));
}
var selectedInputs = new List <OutPoint>();
selectedInputs = this.walletManager.GetSpendableTransactionsInWallet(request.WalletName, MinConfirmationsAllChecks).Where(x => x.Address.Address == request.Sender).Select(x => x.ToOutPoint()).ToList();
ulong gasPrice = ulong.Parse(request.GasPrice);
ulong gasLimit = ulong.Parse(request.GasLimit);
uint160 addressNumeric = new Address(request.ContractAddress).ToUint160(this.network);
SmartContractCarrier carrier;
if (request.Parameters != null && request.Parameters.Any())
{
carrier = SmartContractCarrier.CallContract(ReflectionVirtualMachine.VmVersion, addressNumeric, request.MethodName, gasPrice, new Gas(gasLimit), request.Parameters);
}
else
{
carrier = SmartContractCarrier.CallContract(ReflectionVirtualMachine.VmVersion, addressNumeric, request.MethodName, gasPrice, new Gas(gasLimit));
}
HdAddress senderAddress = null;
if (!string.IsNullOrWhiteSpace(request.Sender))
{
Features.Wallet.Wallet wallet = this.walletManager.GetWallet(request.WalletName);
HdAccount account = wallet.GetAccountByCoinType(request.AccountName, this.coinType);
senderAddress = account.GetCombinedAddresses().FirstOrDefault(x => x.Address == request.Sender);
}
ulong totalFee = (gasPrice * gasLimit) + Money.Parse(request.FeeAmount);
var context = new TransactionBuildContext(this.network)
{
AccountReference = new WalletAccountReference(request.WalletName, request.AccountName),
TransactionFee = totalFee,
ChangeAddress = senderAddress,
SelectedInputs = selectedInputs,
MinConfirmations = MinConfirmationsAllChecks,
WalletPassword = request.Password,
Recipients = new[] { new Recipient {
Amount = request.Amount, ScriptPubKey = new Script(carrier.Serialize())
} }.ToList()
};
try
{
Transaction transaction = this.walletTransactionHandler.BuildTransaction(context);
return(BuildCallContractTransactionResponse.Succeeded(request.MethodName, transaction, context.TransactionFee));
}
catch (Exception exception)
{
return(BuildCallContractTransactionResponse.Failed(exception.Message));
}
}
