public Application(IConfiguration config, ICallData callData)
{
_callData = callData;
_twilioApi = config["TwilioApi"];
_credentials = config["Credentials"];
_twilioEndpoint = config["TwilioApiEndpoint"];
}
public TimeTaskExecutor(Uri endpointUri, ICallData callData, ILogger logger, ApiKeysStrings apiKeys)
{
_endpointUri = endpointUri;
_callData = callData;
_logger = logger;
_clientPolicy = Policy.Handle <HttpRequestException>()
.WaitAndRetryAsync(new[] { TimeSpan.FromSeconds(1), TimeSpan.FromSeconds(2) },
(exception, span) =>
{
_logger.LogDebug($"Retrying after exception: {exception} {exception.Message}");
});
_httpClient.DefaultRequestHeaders.Add("X-API-Key", apiKeys.ClientKey);
}
public byte[] Call(ICallData data)
{
var result = _serverApiService.InvokeServerCommand(_commandName, data.GetBytes())
.GetAwaiter()
.GetResult();
switch (result.Result)
{
case ServerCommandResult.Success:
return(result.Data);
case ServerCommandResult.Error:
throw TransportClient.ReadException(result.Data);
default:
throw new InvalidOperationException("Unable to deserialize server command response");
}
}
//method to populate the data grid with call records
private void PopulateGrid(ICallData callData)
{
//create a list of the call records
_callRecords = callData.GetCalls().ToList();
//remove any invalid records when the page loads
_callRecords = RemoveInvalidRecords(_callRecords);
//create a new binding source and set the data source to _callRecords
BindingSource bs = new BindingSource();
bs.DataSource = _callRecords;
//attach the binding source info to the data grid
dataGridViewRecords.DataSource = bs;
//hide the column with the Rate object
dataGridViewRecords.Columns[7].Visible = false;
//show the count in the label (number of entries)
labelCount.Text = _callRecords.Count.ToString();
Validate();
}
//method to populate the data grid by the from phone number
private void PopulateGridByPhoneNumber(ICallData callData)
{
//get the records
_callRecords = callData.GetCalls().ToList();
//remove any invalid records
_callRecords = RemoveInvalidRecords(_callRecords);
//create a new binding source and set the data source to _callRecords
BindingSource bs = new BindingSource();
bs.DataSource = from record in _callRecords
select record;
//create a binding list using _callRecords
BindingList <CallRecord> list = new BindingList <CallRecord>(_callRecords);
//filter the list by the fromPhoneNumber combo box
var filter = list.Where(rec => rec.CallFromNumber == comboBoxFromPhoneNumber.SelectedItem.ToString()).ToList();
//if the "answered only" box isn't selected, show all the records from the phone number
if (!checkBoxAnsweredCalls.Checked)
{
dataGridViewRecords.DataSource = filter;
labelCount.Text = filter.Count.ToString(); //update the count
//hide the column with the Rate object
dataGridViewRecords.Columns[7].Visible = false;
}
//otherwise only show records from the phone number that have "Y" for callCompletedStatus
else
{
ShowAnsweredOnly(filter);
}
//set the list to contain only the filtered records
_callRecords = filter;
}
/// <summary>
/// Invokes a method on an existing smart contract
/// </summary>
public VmExecutionResult ExecuteMethod(
IGasMeter gasMeter,
IContractStateRepository repository,
ICallData callData,
ITransactionContext transactionContext)
{
this.logger.LogTrace("(){0}:{1}", nameof(callData.MethodName), callData.MethodName);
if (callData.MethodName == null)
{
this.logger.LogTrace("(-)[CALLCONTRACT_METHODNAME_NOT_GIVEN]");
return(VmExecutionResult.Error(gasMeter.GasConsumed, null));
}
byte[] contractExecutionCode = repository.GetCode(callData.ContractAddress);
string typeName = repository.GetContractType(callData.ContractAddress);
if (contractExecutionCode == null)
{
return(VmExecutionResult.Error(gasMeter.GasConsumed, new SmartContractDoesNotExistException(callData.MethodName)));
}
byte[] gasInjectedCode = SmartContractGasInjector.AddGasCalculationToContractMethod(contractExecutionCode, typeName, callData.MethodName);
Type contractType = Load(gasInjectedCode, typeName);
if (contractType == null)
{
this.logger.LogTrace("(-)[CALLCONTRACT_CONTRACTTYPE_NULL]");
return(VmExecutionResult.Error(gasMeter.GasConsumed, null));
}
uint160 contractAddress = callData.ContractAddress;
IPersistenceStrategy persistenceStrategy = new MeteredPersistenceStrategy(repository, gasMeter, new BasicKeyEncodingStrategy());
IPersistentState persistentState = new PersistentState(persistenceStrategy, contractAddress, this.network);
var internalTransferList = new List <TransferInfo>();
IInternalTransactionExecutor internalTransactionExecutor = this.internalTransactionExecutorFactory.Create(this, repository, internalTransferList, transactionContext);
var balanceState = new BalanceState(repository, transactionContext.Amount, internalTransferList);
var contractState = new SmartContractState(
new Block(
transactionContext.BlockHeight,
transactionContext.Coinbase.ToAddress(this.network)
),
new Message(
callData.ContractAddress.ToAddress(this.network),
transactionContext.From.ToAddress(this.network),
transactionContext.Amount
),
persistentState,
gasMeter,
internalTransactionExecutor,
new InternalHashHelper(),
() => balanceState.GetBalance(callData.ContractAddress));
LogExecutionContext(this.logger, contractState.Block, contractState.Message, contractAddress, callData);
LifecycleResult result = SmartContractRestorer.Restore(contractType, contractState);
if (!result.Success)
{
LogException(result.Exception);
this.logger.LogTrace("(-)[CALLCONTRACT_INSTANTIATION_FAILED]:{0}={1}", nameof(gasMeter.GasConsumed), gasMeter.GasConsumed);
return(VmExecutionResult.Error(gasMeter.GasConsumed, result.Exception.InnerException ?? result.Exception));
}
else
{
this.logger.LogTrace("[CALL_CONTRACT_INSTANTIATION_SUCCEEDED]");
}
object methodResult = null;
try
{
MethodInfo methodToInvoke = contractType.GetMethod(callData.MethodName);
if (methodToInvoke == null)
{
throw new ArgumentException(string.Format("[CALLCONTRACT_METHODTOINVOKE_NULL_DOESNOT_EXIST]:{0}={1}", nameof(callData.MethodName), callData.MethodName));
}
if (methodToInvoke.IsConstructor)
{
throw new ConstructorInvocationException("[CALLCONTRACT_CANNOT_INVOKE_CTOR]");
}
SmartContract smartContract = result.Object;
methodResult = methodToInvoke.Invoke(smartContract, callData.MethodParameters);
}
catch (ArgumentException argumentException)
{
LogException(argumentException);
return(VmExecutionResult.Error(gasMeter.GasConsumed, argumentException));
}
catch (TargetInvocationException targetException)
{
LogException(targetException);
return(VmExecutionResult.Error(gasMeter.GasConsumed, targetException.InnerException ?? targetException));
}
catch (TargetParameterCountException parameterException)
{
LogException(parameterException);
}
catch (ConstructorInvocationException constructorInvocationException)
{
LogException(constructorInvocationException);
return(VmExecutionResult.Error(gasMeter.GasConsumed, constructorInvocationException));
}
this.logger.LogTrace("(-):{0}={1}", nameof(gasMeter.GasConsumed), gasMeter.GasConsumed);
return(VmExecutionResult.Success(internalTransferList, gasMeter.GasConsumed, methodResult));
}
/// <summary>
/// Invokes a method on an existing smart contract
/// </summary>
public VmExecutionResult ExecuteMethod(
IGasMeter gasMeter,
IContractState repository,
ICallData callData,
ITransactionContext transactionContext)
{
this.logger.LogTrace("(){0}:{1}", nameof(callData.MethodName), callData.MethodName);
if (callData.MethodName == null)
{
this.logger.LogTrace("(-)[CALLCONTRACT_METHODNAME_NOT_GIVEN]");
return(VmExecutionResult.Error(gasMeter.GasConsumed, null));
}
byte[] contractExecutionCode = repository.GetCode(callData.ContractAddress);
string typeName = repository.GetContractType(callData.ContractAddress);
if (contractExecutionCode == null)
{
return(VmExecutionResult.Error(gasMeter.GasConsumed, new SmartContractDoesNotExistException(callData.MethodName)));
}
// TODO consolidate this with CallData.
MethodCall methodCall = new MethodCall(callData.MethodName, callData.MethodParameters);
ContractByteCode code;
using (IContractModuleDefinition moduleDefinition = this.moduleDefinitionReader.Read(contractExecutionCode))
{
moduleDefinition.InjectMethodGas(typeName, methodCall);
code = moduleDefinition.ToByteCode();
}
var internalTransferList = new List <TransferInfo>();
var contractLogger = new ContractLogHolder(this.network);
ISmartContractState contractState = this.SetupState(contractLogger, internalTransferList, gasMeter, repository, transactionContext, callData.ContractAddress);
Result <IContract> contractLoadResult = this.Load(
code,
typeName,
callData.ContractAddress,
contractState);
if (!contractLoadResult.IsSuccess)
{
// TODO this is temporary until we improve error handling overloads
var exception = new Exception(contractLoadResult.Error);
LogException(exception);
this.logger.LogTrace("(-)[LOAD_CONTRACT_FAILED]:{0}={1}", nameof(gasMeter.GasConsumed), gasMeter.GasConsumed);
return(VmExecutionResult.Error(gasMeter.GasConsumed, exception));
}
IContract contract = contractLoadResult.Value;
LogExecutionContext(this.logger, contract.State.Block, contract.State.Message, contract.Address, callData);
IContractInvocationResult invocationResult = contract.Invoke(methodCall);
if (!invocationResult.IsSuccess)
{
this.logger.LogTrace("(-)[CALLCONTRACT_INSTANTIATION_FAILED]:{0}={1}", nameof(gasMeter.GasConsumed), gasMeter.GasConsumed);
return(VmExecutionResult.Error(gasMeter.GasConsumed, new Exception("Method invocation failed!")));
}
this.logger.LogTrace("[CALL_CONTRACT_INSTANTIATION_SUCCEEDED]");
this.logger.LogTrace("(-):{0}={1}", nameof(gasMeter.GasConsumed), gasMeter.GasConsumed);
return(VmExecutionResult.Success(internalTransferList, gasMeter.GasConsumed, invocationResult.Return, contractLogger.GetRawLogs()));
}
public void SetEndedCall(ICallData call)
{
EndedCall = call;
}
