/// <summary>
/// Generates the hash for a serialized transaction payload.
/// </summary>
/// <param name="transactionPayload">The transaction payload in hex format.</param>
/// <returns>The hash in hex format.</returns>
public static string CreateTransactionHash(string transactionPayload)
{
if (transactionPayload == null)
{
throw new ArgumentNullException(nameof(transactionPayload));
}
return(TransactionExtensions.Hasher(transactionPayload.FromHex()).ToHexUpper());
}
/// <summary>
/// Signs the transaction with the given <see cref="KeyPair"/>.
/// </summary>
/// <param name="keyPair">The <see cref="KeyPair"/>.</param>
/// <returns><see cref="SignedTransaction"/>.</returns>
/// <exception cref="ArgumentNullException">keyPair</exception>
public SignedTransaction SignWith(KeyPair keyPair)
{
if (keyPair == null)
{
throw new ArgumentNullException(nameof(keyPair));
}
Signer = PublicAccount.CreateFromPublicKey(keyPair.PublicKeyString, NetworkType);
Bytes = GenerateBytes();
var sig = TransactionExtensions.SignTransaction(keyPair, Bytes);
var signedBuffer = Bytes.Take(4)
.Concat(sig)
.Concat(keyPair.PublicKey)
.Concat(
Bytes.Take(4 + 64 + 32, Bytes.Length - (4 + 64 + 32))
).ToArray();
return(SignedTransaction.Create(signedBuffer, TransactionExtensions.Hasher(signedBuffer), keyPair.PublicKey, TransactionType));
}
