///// <summary>
///// 获取指定地址的交易列表
///// </summary>
///// <param name="_params[0]">地址</param>
///// <param name="_params[1]">起始索引位置，默认1</param>
///// <param name="_params[2]">偏移量，默认20</param>
///// <returns>交易列表</returns>
//private JObject GetTransaction(JArray _params, JObject json)
//{
// string from = _params[0].AsString();
// string position = _params[1].AsString() != "" ? _params[1].AsString() : "1";
// string offset = _params[2].AsString() != "" ? _params[2].AsString() : "20";
// string jsonRes = RequestRpc("findTxVout", $"address={from}&position={position}&offset={offset}");
// Newtonsoft.Json.Linq.JArray jsons = Newtonsoft.Json.Linq.JArray.Parse(jsonRes);
// json["transaction"] = new JArray(jsons.Select(p =>
// {
// JObject peerJson = new JObject();
// peerJson["blockHeight"] = p["blockHeight"].ToString();
// peerJson["txid"] = p["txid"].ToString();
// peerJson["type"] = p["type"].ToString();
// Newtonsoft.Json.Linq.JToken[] jt = p["inAddress"].ToArray();
// JArray j_inaddress = new JArray();
// foreach (Newtonsoft.Json.Linq.JToken i in jt)
// {
// string s = i.ToString();
// j_inaddress.Add(s);
// }
// peerJson["inputaddress"] = j_inaddress;
// peerJson["asset"] = p["asset"].ToString();
// peerJson["n"] = (int)p["n"];
// peerJson["value"] = (double)p["value"];
// peerJson["outputaddress"] = p["address"].ToString();
// peerJson["time"] = p["time"].ToString();
// peerJson["utctime"] = (int)p["utcTime"];
// peerJson["confirmations"] = p["confirmations"].ToString();
// return peerJson;
// }));
// return json;
//}
/// <summary>
/// 获取交易的的十六进制字符串(不上链)
/// </summary>
/// <param name="_params[0]">资产 ID</param>
/// <param name="_params[1]">收款地址</param>
/// <param name="_params[2]">转账金额</param>
/// <param name="_params[3]">手续费，可选参数，默认为 0</param>
/// <param name="_params[4]">找零地址，可选参数，默认为钱包中第一个标准地址</param>
/// <param name="_params[5]">bhp手续费地址，可选参数。（转账资产为BHP时，此参数无效）</param>
/// <returns>交易的的十六进制字符串</returns>
private JObject GetTransactionData(JArray _params)
{
if (wallet == null || walletTimeLock.IsLocked())
{
throw new RpcException(-400, "Access denied");
}
else
{
UIntBase assetId = UIntBase.Parse(_params[0].AsString());
AssetDescriptor descriptor = new AssetDescriptor(assetId);
UInt160 scriptHash = _params[1].AsString().ToScriptHash();
BigDecimal value = BigDecimal.Parse(_params[2].AsString(), descriptor.Decimals);
if (value.Sign <= 0)
{
throw new RpcException(-32602, "Invalid params");
}
Fixed8 fee = _params.Count >= 4 ? Fixed8.Parse(_params[3].AsString()) : Fixed8.Zero;
if (fee < Fixed8.Zero)
{
throw new RpcException(-32602, "Invalid params");
}
UInt160 change_address = _params.Count >= 5 ? _params[4].AsString().ToScriptHash() : null;
UInt160 fee_address = _params.Count >= 6 ? _params[5].AsString().ToScriptHash() : null;
if (assetId.Equals(Blockchain.GoverningToken.Hash))
{
fee_address = null;
}
Transaction tx = wallet.MakeTransaction(null, new[]
{
new TransferOutput
{
AssetId = assetId,
Value = value,
ScriptHash = scriptHash
}
}, fee_address: fee_address, change_address: change_address, fee: fee);
if (tx == null)
{
throw new RpcException(-300, "Insufficient funds");
}
ContractParametersContext context = new ContractParametersContext(tx);
wallet.Sign(context);
if (context.Completed)
{
tx.Witnesses = context.GetWitnesses();
if (tx.Size > Transaction.MaxTransactionSize)
{
throw new RpcException(-301, "The data is too long.");
}
return(Bhp.IO.Helper.ToArray(tx).ToHexString());
}
else
{
return(context.ToJson());
}
}
}
/// <summary>
/// 发送一个包含订单信息的交易
/// </summary>
/// <param name="_params[0]">订单信息</param>
/// <param name="_params[1]">资产 ID</param>
/// <param name="_params[2]">收款地址</param>
/// <param name="_params[3]">转账金额</param>
/// <param name="_params[4]">手续费，可选参数，默认为 0</param>
/// <param name="_params[5]">找零地址，可选参数，默认为钱包中第一个标准地址</param>
/// <param name="_params[6]">bhp手续费地址，可选参数。（转账资产包含BHP时，此参数无效）</param>
/// <returns>交易</returns>
private JObject SendToAddressOrder(JArray _params)
{
if (wallet == null || walletTimeLock.IsLocked())
{
throw new RpcException(-400, "Access denied");
}
else
{
string remarks = _params[0].AsString();
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
using (ScriptBuilder sb = new ScriptBuilder())
{
sb.EmitPush(remarks);
attributes.Add(new TransactionAttribute
{
Usage = TransactionAttributeUsage.Description,
Data = sb.ToArray()
});
}
UIntBase assetId = UIntBase.Parse(_params[1].AsString());
AssetDescriptor descriptor = new AssetDescriptor(assetId);
UInt160 scriptHash = _params[2].AsString().ToScriptHash();
BigDecimal value = BigDecimal.Parse(_params[3].AsString(), descriptor.Decimals);
if (value.Sign <= 0)
{
throw new RpcException(-32602, "Invalid params");
}
Fixed8 fee = _params.Count >= 5 ? Fixed8.Parse(_params[4].AsString()) : Fixed8.Zero;
if (fee < Fixed8.Zero)
{
throw new RpcException(-32602, "Invalid params");
}
UInt160 change_address = _params.Count >= 6 ? _params[5].AsString().ToScriptHash() : null;
UInt160 fee_address = _params.Count >= 7 ? _params[6].AsString().ToScriptHash() : null;
if (assetId.Equals(Blockchain.GoverningToken.Hash))
{
fee_address = null;
}
Transaction tx = wallet.MakeTransaction(attributes, new[]
{
new TransferOutput
{
AssetId = assetId,
Value = value,
ScriptHash = scriptHash
}
}, fee_address: fee_address, change_address: change_address, fee: fee);
if (tx == null)
{
throw new RpcException(-300, "Insufficient funds");
}
ContractParametersContext context = new ContractParametersContext(tx);
wallet.Sign(context);
if (context.Completed)
{
tx.Witnesses = context.GetWitnesses();
if (tx.Size > Transaction.MaxTransactionSize)
{
throw new RpcException(-301, "The size of the free transaction must be less than 102400 bytes");
}
wallet.ApplyTransaction(tx);
system.LocalNode.Tell(new LocalNode.Relay {
Inventory = tx
});
return(tx.ToJson());
}
else
{
return(context.ToJson());
}
}
}