public string SignTransaction(EthereumKey keys, int nonce, string receiveAddress, BigInteger amount, BigInteger gasPrice, BigInteger gasLimit, string data = null)
{
var realAmount = System.Numerics.BigInteger.Parse(amount.ToString());
//Create a transaction from scratch
var tx = new Phantasma.Ethereum.Signer.Transaction(receiveAddress, realAmount, nonce,
System.Numerics.BigInteger.Parse(gasPrice.ToString()),
System.Numerics.BigInteger.Parse(gasLimit.ToString()),
data);
tx.Sign(new EthECKey(keys.PrivateKey, true));
var encoded = tx.GetRLPEncoded();
return("0x" + Base16.Encode(encoded));
}
public string SignTokenTransaction(EthereumKey keys, int nonce, string tokenContract, string receiveAddress, BigInteger amount, BigInteger gasPrice, BigInteger gasLimit)
{
var transferMethodHash = "a9059cbb";
var to = receiveAddress.Substring(2).PadLeft(64, '0');
var amountHex = amount.ToHex().PadLeft(64, '0');
//Create a transaction from scratch
var tx = new Phantasma.Ethereum.Signer.Transaction(tokenContract,
0, // Ammount of ETH to be transfered (0)
nonce,
System.Numerics.BigInteger.Parse(gasPrice.ToString()),
System.Numerics.BigInteger.Parse(gasLimit.ToString()),
transferMethodHash + to + amountHex);
tx.Sign(new EthECKey(keys.PrivateKey, true));
var encoded = tx.GetRLPEncoded();
return("0x" + Base16.Encode(encoded));
}
