private void SendCoin(string sender, string recipient, double amount, float fee)
{
var Txnin = new TxnInput
{
SenderAddress = sender,
TimeStamp = Utils.GetTime()
};
var TxnOut = new TxnOutput
{
RecipientAddress = recipient,
Amount = amount,
Fee = fee,
};
var TxnHash = Utils.GetTransactionHash(Txnin, TxnOut);
var signature = account.CreateSignature(TxnHash);
Txnin.Signature = signature;
var sendRequest = new SendRequest
{
TxnId = TxnHash,
PublicKey = account.GetPubKeyHex(),
TxnInput = Txnin,
TxnOutput = TxnOut
};
try
{
var responseSend = service.SendCoin(sendRequest);
if (responseSend.Result.ToLower() == "success")
{
Console.WriteLine("== success == ");
}
else
{
Console.WriteLine("Error: {0}", responseSend.Result);
}
}
catch (Exception e)
{
Console.WriteLine("Error: {0}", e.Message);
}
}
public static string GetTransactionHash(TxnInput input, TxnOutput output)
{
var TxnId = GenHash(GenHash(input.TimeStamp + input.SenderAddress + output.Amount + output.Fee + output.RecipientAddress));
return(TxnId);
}
private void DoSendCoin()
{
Console.Clear();
Console.WriteLine("\n\n\n\nTransfer Coin");
Console.WriteLine("Time: {0}", DateTime.Now);
Console.WriteLine("======================");
Console.WriteLine("Sender address:");
string sender = account.GetAddress();
Console.WriteLine(sender);
Console.WriteLine("\nPlease enter the recipient address!:");
string recipient = Console.ReadLine();
Console.WriteLine("\nPlease enter the amount (number)!:");
string strAmount = Console.ReadLine();
Console.WriteLine("\nPlease enter fee (number)!:");
string strFee = Console.ReadLine();
double amount;
if (string.IsNullOrEmpty(sender) ||
string.IsNullOrEmpty(recipient) ||
string.IsNullOrEmpty(strAmount) ||
string.IsNullOrEmpty(strFee))
{
Console.WriteLine("\n\nError, Please input all data: sender, recipient, amount and fee!\n");
return;
}
try
{
amount = double.Parse(strAmount);
}
catch
{
Console.WriteLine("\nError! You have inputted the wrong value for the amount!");
return;
}
float fee;
try
{
fee = float.Parse(strFee);
}
catch
{
Console.WriteLine("\nError! You have inputted the wrong value for the fee!");
return;
}
var response = service.GetBalance(new CommonRequest
{
Address = sender
});
var senderBalance = response.Balance;
if ((amount + fee) > senderBalance)
{
Console.WriteLine("\nError! Sender ({0}) don't have enough balance!", sender);
Console.WriteLine("Sender ({0}) balance is {1}", sender, senderBalance);
return;
}
var Txnin = new TxnInput
{
SenderAddress = account.GetAddress(),
TimeStamp = Utils.GetTime(),
};
var TxnOut = new TxnOutput
{
RecipientAddress = recipient,
Amount = amount,
Fee = fee,
};
var TxnHash = Utils.GetTransactionHash(Txnin, TxnOut);
var signature = account.CreateSignature(TxnHash);
Txnin.Signature = signature;
var sendRequest = new SendRequest
{
TxnId = TxnHash,
PublicKey = account.GetPubKeyHex(),
TxnInput = Txnin,
TxnOutput = TxnOut
};
try
{
var responseSend = service.SendCoin(sendRequest);
if (responseSend.Result.ToLower() == "success")
{
DateTime utcDate = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddMilliseconds(Convert.ToDouble(Txnin.TimeStamp));
Console.Clear();
Console.WriteLine("\n\n\n\nTransaction has send to Blockchain.!.");
Console.WriteLine("Timestamp: {0}", utcDate.ToLocalTime());
Console.WriteLine("Sender: {0}", Txnin.SenderAddress);
Console.WriteLine("Recipient {0}", TxnOut.RecipientAddress);
Console.WriteLine("Amount: {0}", TxnOut.Amount);
Console.WriteLine("Fee: {0}", TxnOut.Fee);
Console.WriteLine("-------------------");
Console.WriteLine("Need around 1 minute to be processed!");
}
else
{
Console.WriteLine("Error: {0}", responseSend.Result);
}
}
catch (Exception e)
{
Console.WriteLine("Error: {0}", e.Message);
}
}