private void SignAndSendTx(Transaction tx)
{
ContractParametersContext context;
try
{
context = new ContractParametersContext(tx);
}
catch (InvalidOperationException e)
{
Console.WriteLine($"Error creating contract params: " + GetExceptionMessage(e));
throw;
}
CurrentWallet.Sign(context);
if (context.Completed)
{
tx.Witnesses = context.GetWitnesses();
NeoSystem.Blockchain.Tell(tx);
Console.WriteLine($"Signed and relayed transaction with hash={tx.Hash}");
return;
}
Console.WriteLine($"Failed sending transaction with hash={tx.Hash}");
}
private void OnSendCommand(UInt160 asset, UInt160 to, string amount, UInt160 from = null, UInt160[] signerAccounts = null)
{
if (NoWallet())
{
return;
}
string password = ReadUserInput("password", true);
if (password.Length == 0)
{
Console.WriteLine("Cancelled");
return;
}
if (!CurrentWallet.VerifyPassword(password))
{
Console.WriteLine("Incorrect password");
return;
}
Transaction tx;
AssetDescriptor descriptor = new AssetDescriptor(asset);
if (!BigDecimal.TryParse(amount, descriptor.Decimals, out BigDecimal decimalAmount) || decimalAmount.Sign <= 0)
{
Console.WriteLine("Incorrect Amount Format");
return;
}
try
{
tx = CurrentWallet.MakeTransaction(new[]
{
new TransferOutput
{
AssetId = asset,
Value = decimalAmount,
ScriptHash = to
}
}, from: from, cosigners: signerAccounts?.Select(p => new Signer
{
// default access for transfers should be valid only for first invocation
Scopes = WitnessScope.CalledByEntry,
Account = p
})
.ToArray() ?? new Signer[0]);
}
catch (Exception e)
{
Console.WriteLine("Error: " + GetExceptionMessage(e));
return;
}
if (tx == null)
{
Console.WriteLine("Insufficient funds");
return;
}
ContractParametersContext context = new ContractParametersContext(tx);
CurrentWallet.Sign(context);
if (context.Completed)
{
tx.Witnesses = context.GetWitnesses();
NeoSystem.Blockchain.Tell(tx);
Console.WriteLine($"TXID: {tx.Hash}");
}
else
{
Console.WriteLine("SignatureContext:");
Console.WriteLine(context.ToString());
}
}
private bool OnSendCommand(string[] args)
{
if (args.Length != 4)
{
Console.WriteLine("error");
return(true);
}
if (NoWallet())
{
return(true);
}
string password = ReadUserInput("password", true);
if (password.Length == 0)
{
Console.WriteLine("cancelled");
return(true);
}
if (!CurrentWallet.VerifyPassword(password))
{
Console.WriteLine("Incorrect password");
return(true);
}
UInt160 assetId;
switch (args[1].ToLower())
{
case "neo":
assetId = NativeContract.NEO.Hash;
break;
case "gas":
assetId = NativeContract.GAS.Hash;
break;
default:
assetId = UInt160.Parse(args[1]);
break;
}
UInt160 to = args[2].ToScriptHash();
var snapshot = NeoSystem.StoreView;
Transaction tx;
AssetDescriptor descriptor = new AssetDescriptor(snapshot, CliSettings.Default.Protocol, assetId);
if (!BigDecimal.TryParse(args[3], descriptor.Decimals, out BigDecimal amount) || amount.Sign <= 0)
{
Console.WriteLine("Incorrect Amount Format");
return(true);
}
tx = CurrentWallet.MakeTransaction(snapshot, new[]
{
new TransferOutput
{
AssetId = assetId,
Value = amount,
ScriptHash = to
}
});
if (tx == null)
{
Console.WriteLine("Insufficient funds");
return(true);
}
ContractParametersContext context = new ContractParametersContext(snapshot, tx, CliSettings.Default.Protocol.Network);
CurrentWallet.Sign(context);
if (context.Completed)
{
tx.Witnesses = context.GetWitnesses();
NeoSystem.Blockchain.Tell(tx);
//NeoSystem.LocalNode.Tell(new LocalNode.Relay { Inventory = tx });
Console.WriteLine($"TXID: {tx.Hash}");
}
else
{
Console.WriteLine("SignatureContext:");
Console.WriteLine(context.ToString());
}
return(true);
}