/// <summary>
/// Sign a transaction
/// </summary>
/// <param name="request">The transaction to be signed</param>
/// <returns>The signed transaction</returns>
public SignRawTransactionResponse SignRawTransactionWithKey(SignRawTransactionWithKeyRequest request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
return(SignRawTransactionWithKeyAsync(request).GetAwaiter().GetResult());
}
/// <summary>
/// Sign a transaction
/// </summary>
/// <param name="request">The transaction to be signed</param>
/// <returns>The signed transaction</returns>
public async Task <SignRawTransactionResponse> SignRawTransactionWithKeyAsync(SignRawTransactionWithKeyRequest request)
{
Dictionary <string, object> values = new Dictionary <string, object>();
values.Add("hexstring", request.Transaction.ToHex());
JArray keys = new JArray();
foreach (var k in request.PrivateKeys ?? new Key[0])
{
keys.Add(k.GetBitcoinSecret(Network).ToString());
}
values.Add("privkeys", keys);
if (request.PreviousTransactions != null)
{
JArray prevs = new JArray();
foreach (var prev in request.PreviousTransactions)
{
JObject prevObj = new JObject();
prevObj.Add(new JProperty("txid", prev.OutPoint.Hash.ToString()));
prevObj.Add(new JProperty("vout", prev.OutPoint.N));
prevObj.Add(new JProperty("scriptPubKey", prev.ScriptPubKey.ToHex()));
if (prev.RedeemScript != null)
{
prevObj.Add(new JProperty("redeemScript", prev.RedeemScript.ToHex()));
}
prevObj.Add(new JProperty("amount", prev.Amount.ToDecimal(MoneyUnit.BTC).ToString()));
prevs.Add(prevObj);
}
values.Add("prevtxs", prevs);
if (request.SigHash.HasValue)
{
values.Add("sighashtype", SigHashToString(request.SigHash.Value));
}
}
var result = await SendCommandWithNamedArgsAsync("signrawtransactionwithkey", values).ConfigureAwait(false);
var response = new SignRawTransactionResponse();
response.SignedTransaction = ParseTxHex(result.Result["hex"].Value <string>());
response.Complete = result.Result["complete"].Value <bool>();
var errors = result.Result["errors"] as JArray;
var errorList = new List <SignRawTransactionResponse.ScriptError>();
if (errors != null)
{
foreach (var error in errors)
{
var scriptError = new SignRawTransactionResponse.ScriptError();
scriptError.OutPoint = OutPoint.Parse($"{error["txid"].Value<string>()}-{(int)error["vout"].Value<long>()}");
scriptError.ScriptSig = Script.FromBytesUnsafe(Encoders.Hex.DecodeData(error["scriptSig"].Value <string>()));
scriptError.Sequence = new Sequence((uint)error["sequence"].Value <long>());
scriptError.Error = error["error"].Value <string>();
errorList.Add(scriptError);
}
}
response.Errors = errorList.ToArray();
return(response);
}
