public static string SignCooperativeClose(CooperativeSignDto cooperativeDto, string privateKey)
{
var resultHash = Sha3ForCooperative(cooperativeDto);
var ms = new MessageSigner();
var signature = ms.Sign(resultHash.HexToByteArray(), privateKey);
return(signature);
}
public SignatureResponse SignCloseCooperativeChannel([FromBody] CooperativeSignDto signDto)
{
var signature = EthereumUtils.SignCooperativeClose(signDto, _config.PrivateKey);
return(new SignatureResponse
{
SenderSignature = signature
});
}
public static string Sha3ForCooperative(CooperativeSignDto cooperativeDto)
{
var sha3 = new Sha3Keccack();
var bob =
new IntTypeEncoder()
.Encode(StringToBigInteger(cooperativeDto.BobAmountWei));
var alice =
new IntTypeEncoder()
.Encode(StringToBigInteger(cooperativeDto.AliceAmountWei));
var output = sha3.CalculateHashFromHex(bob.ToHex(), alice.ToHex(), cooperativeDto.ChannelId);
var resultHash = "0x" + output;
return(resultHash);
}
