public Task <UInt256> ExecuteAsync(ExpressWalletAccount account, Neo.VM.Script script, decimal additionalGas = 0)
{
if (disposedValue)
{
throw new ObjectDisposedException(nameof(OfflineNode));
}
var devAccount = DevWalletAccount.FromExpressWalletAccount(account);
var devWallet = new DevWallet(string.Empty, devAccount);
var signer = new Signer()
{
Account = devAccount.ScriptHash, Scopes = WitnessScope.CalledByEntry
};
var tx = devWallet.MakeTransaction(script, devAccount.ScriptHash, new[] { signer });
if (additionalGas > 0.0m)
{
tx.SystemFee += (long)additionalGas.ToBigInteger(NativeContract.GAS.Decimals);
}
var context = new ContractParametersContext(tx);
if (devAccount.IsMultiSigContract())
{
var wallets = chain.GetMultiSigWallets(account);
foreach (var wallet in wallets)
{
if (context.Completed)
{
break;
}
wallet.Sign(context);
}
}
else
{
devWallet.Sign(context);
}
if (!context.Completed)
{
throw new Exception();
}
tx.Witnesses = context.GetWitnesses();
return(SubmitTransactionAsync(tx));
}
RpcInvokeResult Invoke(Neo.VM.Script script, Signer?signer = null)
{
var tx = TestApplicationEngine.CreateTestTransaction(signer);
using var engine = script.Invoke(neoSystem.Settings, neoSystem.StoreView, tx);
return(new RpcInvokeResult()
{
State = engine.State,
Exception = engine.FaultException?.GetBaseException().Message ?? string.Empty,
GasConsumed = engine.GasConsumed,
Stack = engine.ResultStack.ToArray(),
Script = string.Empty,
Tx = string.Empty
});
}
public Task <RpcInvokeResult> InvokeAsync(Neo.VM.Script script)
{
if (disposedValue)
{
throw new ObjectDisposedException(nameof(OfflineNode));
}
using ApplicationEngine engine = ApplicationEngine.Run(script, container: null, gas: 20000000L);
var result = new RpcInvokeResult()
{
State = engine.State,
Exception = engine.FaultException?.GetBaseException().Message ?? string.Empty,
GasConsumed = engine.GasConsumed,
Stack = engine.ResultStack.ToArray(),
Script = string.Empty,
Tx = string.Empty
};
return(Task.FromResult(result));
}
public async Task <UInt256> ExecuteAsync(Wallet wallet, UInt160 accountHash, WitnessScope witnessScope, Neo.VM.Script script, decimal additionalGas = 0)
{
if (disposedValue)
{
throw new ObjectDisposedException(nameof(OfflineNode));
}
var signer = new Signer()
{
Account = accountHash, Scopes = witnessScope
};
var(balance, _) = await this.GetBalanceAsync(accountHash, "GAS");
var tx = wallet.MakeTransaction(neoSystem.StoreView, script, accountHash, new[] { signer }, maxGas: (long)balance.Amount);
if (additionalGas > 0.0m)
{
tx.SystemFee += (long)additionalGas.ToBigInteger(NativeContract.GAS.Decimals);
}
var context = new ContractParametersContext(neoSystem.StoreView, tx, ProtocolSettings.Network);
var account = wallet.GetAccount(accountHash) ?? throw new Exception();
if (account.IsMultiSigContract())
{
var multiSigWallets = chain.GetMultiSigWallets(neoSystem.Settings, accountHash);
for (int i = 0; i < multiSigWallets.Count; i++)
{
multiSigWallets[i].Sign(context);
if (context.Completed)
{
break;
}
}
}
else
{
wallet.Sign(context);
}
if (!context.Completed)
{
throw new Exception();
}
tx.Witnesses = context.GetWitnesses();
var blockHash = await SubmitTransactionAsync(tx).ConfigureAwait(false);
return(tx.Hash);
}
public Task <RpcInvokeResult> InvokeAsync(Neo.VM.Script script, Signer?signer = null) => MakeAsync(() => Invoke(script, signer));