protected override async Task <Transaction> SendTransactionAsync(TxOut[] data)
{
var tx = new Transaction();
tx.Outputs.AddRange(data);
var changeAddress = _RPCClient.GetRawChangeAddress();
FundRawTransactionResponse response = null;
try
{
response = await _RPCClient.FundRawTransactionAsync(tx, new FundRawTransactionOptions()
{
ChangeAddress = changeAddress,
FeeRate = FeeRate,
LockUnspents = true
}).ConfigureAwait(false);
}
catch (RPCException ex)
{
var balance = await _RPCClient.GetBalanceAsync(0, false).ConfigureAwait(false);
var needed = tx.Outputs.Select(o => o.Value).Sum()
+ FeeRate.GetFee(2000);
var missing = needed - balance;
if (missing > Money.Zero || ex.Message.Equals("Insufficient funds", StringComparison.OrdinalIgnoreCase))
{
throw new NotEnoughFundsException("Not enough funds", "", missing);
}
throw;
}
var result = await _RPCClient.SendCommandAsync("signrawtransaction", response.Transaction.ToHex()).ConfigureAwait(false);
return(new Transaction(((JObject)result.Result)["hex"].Value <string>()));
}
private static async Task <uint256> FundAndBroadcast(RPCClient rpcClient, Transaction tx)
{
var change = await rpcClient.GetRawChangeAddressAsync().ConfigureAwait(false);
var funded = await rpcClient.FundRawTransactionAsync(tx, new FundRawTransactionOptions()
{
ChangeAddress = change,
LockUnspents = true,
IncludeWatching = false
}).ConfigureAwait(false);
var result = await rpcClient.SendCommandAsync("signrawtransaction", funded.Transaction.ToHex()).ConfigureAwait(false);
var txId = await rpcClient.SendCommandAsync("sendrawtransaction", ((JObject)result.Result)["hex"].Value <string>());
return(new uint256(txId.Result.Value <string>()));
}
public async Task TxSelection()
{
var network = Network.RegTest;
var client = new RPCClient(
credentials: new NetworkCredential(
userName: "******",
password: "******"),
address: new Uri("http://127.0.0.1:443"),
network: network);
Dictionary <string, int> salaries = GetSalaryList();
decimal btcPerTl = 0.00001m;
// Create a transaction
var transaction = Transaction.Create(network);
transaction.Inputs.Add(new OutPoint()
{
Hash = new uint256("52560426854bb267b96f6f2fc425b88d86a5c49058e230abb5400b14a9433782"),
N = 3
});
foreach (var salary in salaries)
{
transaction.Outputs.Add(new TxOut()
{
Value = new Money(salary.Value * btcPerTl, MoneyUnit.BTC),
ScriptPubKey = BitcoinAddress.Create(salary.Key, network).ScriptPubKey
});
}
// Func the transaction
var fundTxResponse = await client.FundRawTransactionAsync(transaction);
// Sign & send the transaction
var signedTxResponse = await client.SignRawTransactionWithWalletAsync(new SignRawTransactionRequest()
{
Transaction = fundTxResponse.Transaction,
});
var txHash = await client.SendRawTransactionAsync(signedTxResponse.SignedTransaction);
}
public async Task AutoFund()
{
var network = Network.RegTest;
var client = new RPCClient(
credentials: new NetworkCredential(
userName: "******",
password: "******"),
address: new Uri("http://127.0.0.1:443"),
network: network);
Dictionary <string, int> salaries = GetSalaryList();
decimal btcPerTl = 0.00001m;
// Create a transaction
var transaction = Transaction.Create(network);
// Add outputs
foreach (var salary in salaries)
{
transaction.Outputs.Add(new TxOut()
{
Value = new Money(salary.Value * btcPerTl, MoneyUnit.BTC),
ScriptPubKey = BitcoinAddress.Create(salary.Key, network).ScriptPubKey
});
}
// Func the transaction
var fundTxResponse = await client.FundRawTransactionAsync(transaction);
// Sign & send the transaction
var signedTxResponse = await client.SignRawTransactionWithWalletAsync(new SignRawTransactionRequest()
{
Transaction = fundTxResponse.Transaction,
});
var txHash = await client.SendRawTransactionAsync(signedTxResponse.SignedTransaction);
}