private async Task ShowInformationAsync(SignatureContext context)
{
if (context.Completed)
{
context.Signable.Scripts = context.GetScripts();
Transaction tx = (Transaction)context.Signable;
await Program.LocalNode.RelayAsync(tx);
InformationBox.Show(tx.Hash.ToString(), "交易已发送，这是交易编号(TXID)：", "交易成功");
}
else
{
InformationBox.Show(context.ToString(), "交易构造完成，但没有足够的签名：", "签名不完整");
}
}
public void Sign(Block block, ECPoint[] miners)
{
SignatureContext context = new SignatureContext(block);
Contract contract = MultiSigContract.Create(null, miners.Length / 2 + 1, miners);
foreach (ECPoint pubKey in miners)
{
UInt160 publicKeyHash = pubKey.EncodePoint(true).ToScriptHash();
Account account = GetAccount(publicKeyHash);
if (account == null) continue;
byte[] signature = block.Sign(account);
context.Add(contract, account.PublicKey, signature);
}
block.Script = context.GetScripts()[0];
}
private void 资产分发IToolStripMenuItem_Click(object sender, EventArgs e)
{
using (IssueDialog dialog = new IssueDialog())
{
if (dialog.ShowDialog() != DialogResult.OK) return;
IssueTransaction tx = dialog.GetTransaction();
if (tx == null) return;
//TODO: 检查是否符合规则，如是否超过总量、分发方式是否符合约定等；
SignatureContext context = new SignatureContext(tx);
Program.CurrentWallet.Sign(context);
if (context.Completed)
{
context.Signable.Scripts = context.GetScripts();
InformationBox.Show(context.Signable.ToArray().ToHexString(), "分发交易构造完成，并已完整签名，可以广播。");
}
else
{
InformationBox.Show(context.ToString(), "分发交易构造完成，但签名信息还不完整。");
}
}
}
