public ActionResult FromTemplate(string id)
{
object model = null;
switch (id)
{
case "CallOption":
var createCallOption = new CreateCallOption();
// var oracleStatus = GetOracleStatus().Result;
// if (oracleStatus == null)
// {
// createCallOption.OracleErrorMessage = "Oracle not operatable";
//}
var oracleContractManager = new ContractsDiscovery.Web.App_Code.OracleContractManager();
if (oracleContractManager.IsSetup)
{
createCallOption.Oracle.SetValue(oracleContractManager.ContractAddress.ToString());
}
else
{
createCallOption.OracleErrorMessage = oracleContractManager.Message;
}
//createCallOption.OracleServiceUrl = WebConfigurationManager.AppSettings["oracleService"];
createCallOption.Tickers.AddRange(new List <String>(WebConfigurationManager.AppSettings["tickers"].Split(',')));
model = createCallOption;
break;
case "TokenGenerator":
model = new CreateTokenGenerator();
break;
case "Oracle":
model = new CreateOracle();
break;
}
return(View(id, model));
}
public ActionResult CallOption()
{
var createCallOption = new CreateCallOption();
createCallOption.Numeraire.SetValue(Request["numeraire"]);
createCallOption.Oracle.SetValue(Request["oracle"]);
createCallOption.Underlying.SetValue(Request["underlying"]);
createCallOption.Price.SetValue(Request["price"]);
createCallOption.Strike.SetValue(Request["strike"]);
createCallOption.MinimumCollateralRatio.SetValue(Request["minimumCollateralRatio"]);
//createCallOption.OwnerPubKey.SetValue(Request["ownerPubKey"]);
if (createCallOption.Invalid)
{
return(View("CallOption", createCallOption));
}
else
{
try {
var callOptionParameters = new ContractExamples.QuotedContracts.CallOptionParameters(
createCallOption.Numeraire.Address.Bytes,
new byte[] { },
new byte[] { },
createCallOption.Oracle.Address.Bytes,
createCallOption.Underlying.Value,
createCallOption.Price.Decimal,
createCallOption.Strike.Decimal,
createCallOption.MinimumCollateralRatio.Decimal,
new byte[] { } /*createCallOption.OwnerPubKey.PublicKey*/);
//var contract = ContractExamples.QuotedContracts.callOptionFactory(callOptionParameters);
//var contractCode = ContractExamples.Execution.quotedToString(contract);
var tpl = Utils.GetTemplate("CallOption");
var metadata = new
{
contractType = "calloption",
numeraire = Convert.ToBase64String(callOptionParameters.numeraire),
oracle = Convert.ToBase64String(callOptionParameters.oracle),
underlying = callOptionParameters.underlying,
price = "" + callOptionParameters.price,
strike = "" + callOptionParameters.strike,
minimumCollateralRatio = "" + callOptionParameters.minimumCollateralRatio,
ownerPubKey = Convert.ToBase64String(callOptionParameters.ownerPubKey)
};
var jsonHeader = "//" + JsonConvert.SerializeObject(metadata);
var underlying = Enumerable.Repeat((byte)0, 32).ToArray();
Encoding.ASCII.GetBytes(callOptionParameters.underlying).CopyTo(underlying, 0);
var contractCode = tpl
.Replace("__numeraire__", Convert.ToBase64String(callOptionParameters.numeraire))
.Replace("__oracle__", Convert.ToBase64String(callOptionParameters.oracle))
.Replace("__underlying__", Convert.ToBase64String(underlying))
.Replace("__price__", "" + callOptionParameters.price)
.Replace("__strike__", "" + Math.Round(callOptionParameters.strike).ToString())
.Replace("__minimumCollateralRatio__", "" + callOptionParameters.minimumCollateralRatio);
// .Replace("__ownerPubKey__", Convert.ToBase64String(callOptionParameters.ownerPubKey));
contractCode += "\n" + jsonHeader;
var code = Utils.Dos2Unix(contractCode);
var contractHash = Consensus.Merkle.innerHash(Encoding.ASCII.GetBytes(contractCode));
ViewBag.Code = code;
ViewBag.Hash = Convert.ToBase64String(contractHash);
var file = $"{HttpServerUtility.UrlTokenEncode(contractHash)}";
Directory.CreateDirectory(Path.Combine("db", "contracts"));
Directory.CreateDirectory(Path.Combine("db", "asset-metadata"));
if (!System.IO.File.Exists(file))
{
System.IO.File.WriteAllText(Path.ChangeExtension(Path.Combine("db", "contracts", file), ".txt"), contractCode);
}
System.IO.File.WriteAllText(Path.ChangeExtension(Path.Combine("db", "asset-metadata", file), ".json"), JsonConvert.SerializeObject(new AssetMetadata()
{
name = Request["assetName"]
}));
} catch (Exception e) {
ViewBag.Message = "Error creating contract: " + e.Message;
}
return(View("Result"));
}
}
