public static TransactionManager AddSignatures(this TransactionManager tm, ExpressChain chain, ExpressWalletAccount account)
{
if (account.IsMultiSigContract())
{
var signers = chain.GetMultiSigAccounts(account);
var publicKeys = signers.Select(s => s.GetKey() !.PublicKey).ToArray();
var sigCount = account.Contract.Parameters.Count;
foreach (var signer in signers.Take(sigCount))
{
var keyPair = signer.GetKey() ?? throw new Exception();
tm = tm.AddMultiSig(keyPair, sigCount, publicKeys);
}
return(tm);
}
else
{
return(tm.AddSignature(account.GetKey() !));
}
}