public GenericResponse DeleteLocalChain()
{
try
{
DataServices dataService = new DataServices();
if (dataService.HasLocalChainData())
{
dataService.DeleteLocalChain();
}
ApplicationLog.Info("Local chain data deleted successfully.");
return(new GenericResponse(null, ResponseCodes.Success, ResponseMessages.Success));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse GetBlocks(int fromIndex, int toIndex)
{
try
{
if (toIndex < fromIndex)
{
return(new GenericResponse(null, ResponseCodes.ViewBlocksInvalidIndex, ResponseMessages.ViewBlocksInvalidIndex));
}
if ((toIndex - fromIndex) > 100)
{
return(new GenericResponse(null, ResponseCodes.ViewBlocksTooMany, ResponseMessages.ViewBlocksTooMany));
}
ViewerServices viewerService = new ViewerServices();
var blocks = viewerService.GetBlocks(fromIndex, toIndex);
return(new GenericResponse(blocks, ResponseCodes.Success, ResponseMessages.Success));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse GetOrders(string tradingPair)
{
try
{
IndexServices indexServices = new IndexServices();
var orders = indexServices.OrderIndex.GetByTradingPair(tradingPair);
if (orders != null)
{
orders = orders.OrderByDescending(x => x.Price).ToList();
return(new GenericResponse(orders, ResponseCodes.Success, ResponseMessages.Success));
}
else
{
return(new GenericResponse(null, ResponseCodes.Success, ResponseMessages.Success));
}
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse CreateNewChain(string ownerAddress)
{
try
{
DataServices dataService = new DataServices();
if (dataService.HasLocalChainData())
{
throw new Exception("Chain folder is not empty. Please delete the existing chain folder first before creating a new chain.");
}
ApplicationLog.Info("Creating new chain...");
dataService.CreateGenesisBlock(
ownerAddress,
Settings.NewChainSetup.NativeTokenName,
Settings.NewChainSetup.NativeTokenSymbol,
Settings.NewChainSetup.InitialSupply,
Settings.NewChainSetup.Decimals);
ApplicationLog.Info("Chain created successfully.");
return(new GenericResponse("Chain created successfully.", ResponseCodes.Success, ResponseMessages.Success));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse Transfer(TransactionTransferRequest value)
{
try
{
VerifySignature(value.Body, value.Signature, value.Body.Sender);
if (!ApplicationState.IsChainUpToDate)
{
return(new GenericResponse(null, ResponseCodes.Success, ResponseMessages.NodeNotConsensusReady));
}
//Perform transaction
TransactionServices transactionService = new TransactionServices();
string txId = transactionService.AddTransfer(
value.Body.Nonce,
Convert.ToDecimal(value.Body.Fee),
value.Body.TokenSymbol,
value.Body.Sender,
value.Body.ToAddress,
Convert.ToDecimal(value.Body.Amount));
ApplicationLog.Info("Transaction added to queue for next block. TxId: " + txId);
return(new GenericResponse(txId, ResponseCodes.Success, "Transaction added to queue for next block."));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse AddOrderMarket(TransactionOrderMarketRequest value)
{
try
{
VerifySignature(value.Body, value.Signature, value.Body.Owner);
if (!ApplicationState.IsChainUpToDate)
{
return(new GenericResponse(null, ResponseCodes.Success, ResponseMessages.NodeNotConsensusReady));
}
//Perform transaction
TransactionServices transactionService = new TransactionServices();
List <string> txIds = transactionService.AddMarketOrder(
value.Body.Nonce,
Convert.ToDecimal(value.Body.Fee),
value.Body.PairSymbol,
value.Body.Side,
Convert.ToDecimal(value.Body.Amount),
value.Body.Owner);
ApplicationLog.Info("Transaction added to queue for next block.");
return(new GenericResponse(txIds, ResponseCodes.Success, "Transaction added to queue for next block."));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public void Warn(string message, Exception exception = null)
{
if (string.IsNullOrWhiteSpace(message))
{
return;
}
message = string.Concat(LogPrefix, message);
ApplicationLog.Warn(message, exception);
}
public GenericResponse GetPending()
{
try
{
ViewerServices viewerService = new ViewerServices();
var pending = viewerService.GetPending();
return(new GenericResponse(pending, ResponseCodes.Success, ResponseMessages.Success));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
public GenericResponse GetWalletBalance(string address, string tokenSymbol)
{
try
{
ViewerServices viewerServices = new ViewerServices();
decimal?balance = viewerServices.GetWalletBalance(address, tokenSymbol);
return(new GenericResponse(balance, ResponseCodes.Success, ResponseMessages.Success));
}
catch (ValidationException vex)
{
ApplicationLog.Warn("ValidationException [" + vex.Code + "]: " + vex.Message);
return(new GenericResponse(null, vex.Code, vex.Message));
}
catch (Exception ex)
{
ApplicationLog.Exception(ex);
return(new GenericResponse(null, ResponseCodes.Error, ResponseMessages.Error));
}
}
