public string getInvokeTxHex(JArray utxoJA, string addrOut, string script, decimal scriptFee)
{
var assetIDStr = "0x602c79718b16e442de58778e148d0b1084e3b2dffd5de6b7b16cee7969282de7"; //选择GAS支付合约调用费用
var assetID = assetIDStr.Replace("0x", "").HexString2Bytes().Reverse().ToArray();
//linq查找指定asset最大的utxo
var query = from utxos in utxoJA.Children()
where (string)utxos["asset"] == assetIDStr
orderby(decimal) utxos["value"] descending
select utxos;
var utxo = query.ToList()[0];
byte[] utxo_txid = ThinNeo.Debug.DebugTool.HexString2Bytes(((string)utxo["txid"]).Replace("0x", "")).Reverse().ToArray();
ushort utxo_n = (ushort)utxo["n"];
decimal utxo_value = (decimal)utxo["value"];
//构建交易体
ThinNeo.Transaction invokeTran = new ThinNeo.Transaction
{
type = ThinNeo.TransactionType.InvocationTransaction,//调用合约
attributes = new ThinNeo.Attribute[0],
inputs = new ThinNeo.TransactionInput[1],
outputs = new ThinNeo.TransactionOutput[1],
extdata = new ThinNeo.InvokeTransData()
};
//输入
invokeTran.inputs[0] = new ThinNeo.TransactionInput
{
hash = utxo_txid,
index = utxo_n
};
//找零(输出)
invokeTran.outputs[0] = new ThinNeo.TransactionOutput
{
assetId = assetID,
toAddress = ThinNeo.Helper.GetPublicKeyHashFromAddress(addrOut),
value = utxo_value //实际应该还要考虑大于10Gas的情况
};
//调用脚本与费用
(invokeTran.extdata as ThinNeo.InvokeTransData).script = script.HexString2Bytes();
(invokeTran.extdata as ThinNeo.InvokeTransData).gas = scriptFee;
using (var ms = new MemoryStream())
{
invokeTran.SerializeUnsigned(ms);
return(ms.ToArray().ToHexString());
}
}
public string getClaimTxHex(string addrClaim, JObject claimGas)
{
var assetIDStr = "0x602c79718b16e442de58778e148d0b1084e3b2dffd5de6b7b16cee7969282de7"; //选择GAS支付合约调用费用
var assetID = assetIDStr.Replace("0x", "").HexString2Bytes().Reverse().ToArray();
//构建交易体
ThinNeo.Transaction claimTran = new ThinNeo.Transaction
{
type = ThinNeo.TransactionType.ClaimTransaction,//领取Gas合约
attributes = new ThinNeo.Attribute[0],
inputs = new ThinNeo.TransactionInput[0],
outputs = new ThinNeo.TransactionOutput[1],
extdata = new ThinNeo.ClaimTransData()
};
claimTran.outputs[0] = new ThinNeo.TransactionOutput
{
assetId = assetID,
toAddress = ThinNeo.Helper.GetPublicKeyHashFromAddress(addrClaim),
value = (decimal)claimGas["gas"]
};
List <ThinNeo.TransactionInput> claimVins = new List <ThinNeo.TransactionInput>();
foreach (JObject j in (JArray)claimGas["claims"])
{
claimVins.Add(new ThinNeo.TransactionInput {
hash = ThinNeo.Debug.DebugTool.HexString2Bytes(((string)j["txid"]).Replace("0x", "")).Reverse().ToArray(),
index = (ushort)j["n"]
});
}
(claimTran.extdata as ThinNeo.ClaimTransData).claims = claimVins.ToArray();
using (var ms = new MemoryStream())
{
claimTran.SerializeUnsigned(ms);
return(ms.ToArray().ToHexString());
}
}
public string getTransferTxHex(JArray utxoJA, string addrOut, string addrIn, string assetID, decimal amounts)
{
////string findFliter = "{addr:'" + addrOut + "',used:''}";
////JArray outputJA = mh.GetData(mongodbConnStr, mongodbDatabase, "utxo", findFliter);
////linq查找指定asset
//var query = from utxos in utxoJA.Children()
// where (string)utxos["asset"] == assetID
// orderby (decimal)utxos["value"] //descending
// select utxos;
////var utxo = query.ToList()[0];
//JArray utxo2pay = new JArray();
//decimal utxo_value = 0; //所有utxo总值
//foreach (JObject utxo in query)
//{
// if (utxo_value < amounts)//如utxo总值小于需支付则继续加utxo
// {
// utxo2pay.Add(utxo);
// utxo_value += (decimal)utxo["value"];
// }
// else { break; }//utxo总值大于等于需支付则跳出
//}
////byte[] utxo_txid = ThinNeo.Debug.DebugTool.HexString2Bytes(((string)utxo["txid"]).Replace("0x", "")).Reverse().ToArray();
////ushort utxo_n = (ushort)utxo["n"];
////decimal utxo_value = (decimal)utxo["value"];
//if (amounts > utxo_value)
//{
// return string.Empty;
//}
JArray utxo2pay = getUtxo2Pay(utxoJA, addrOut, assetID, amounts);
if (utxo2pay == new JArray())
{
return(string.Empty);
}
byte[] assetBytes = assetID.Replace("0x", "").HexString2Bytes().Reverse().ToArray();
ThinNeo.Transaction lastTran;
lastTran = new ThinNeo.Transaction
{
type = ThinNeo.TransactionType.ContractTransaction,//转账
attributes = new ThinNeo.Attribute[0],
inputs = new ThinNeo.TransactionInput[utxo2pay.Count]
};
//构造输入
decimal utxo_value = 0;//所有utxo总金额
int i = 0;
foreach (var utxo in utxo2pay)
{
lastTran.inputs[i] = new ThinNeo.TransactionInput
{
hash = ((string)utxo["txid"]).Replace("0x", "").HexString2Bytes().Reverse().ToArray(),
index = (ushort)utxo["n"]
};
utxo_value += (decimal)utxo["value"];//加总所有utxo金额
i++;
}
bool isNeedRefund = (utxo_value - amounts) > 0 ? true : false;
if (isNeedRefund)
{
lastTran.outputs = new ThinNeo.TransactionOutput[2];
}
else
{
lastTran.outputs = new ThinNeo.TransactionOutput[1];
}
lastTran.outputs[0] = new ThinNeo.TransactionOutput
{
assetId = assetBytes,
toAddress = ThinNeo.Helper.GetPublicKeyHashFromAddress(addrIn),
value = amounts
};//给对方转账
if (isNeedRefund)
{
lastTran.outputs[1] = new ThinNeo.TransactionOutput
{
assetId = assetBytes,
toAddress = ThinNeo.Helper.GetPublicKeyHashFromAddress(addrOut),
value = utxo_value - amounts
};
}//如需要，处理给自己找零
using (var ms = new MemoryStream())
{
lastTran.SerializeUnsigned(ms);
return(ms.ToArray().ToHexString());
}
}
