private async Task <dynamic> GetActivityResponse(FlowContext stepFlowContext, FlowStep flowStep,
IFlowStepRequest activityRequest, CancellationToken cancellationToken)
{
var mockHandler =
stepFlowContext.GetMockActivityHandler(
flowStep.Definition.RequestType, flowStep.Name);
dynamic activityResponse;
if (mockHandler == null)
{
var mediatorSendGeneric = _mediatorSend.MakeGenericMethod(flowStep.Definition.ResponseType);
activityResponse =
await(dynamic) mediatorSendGeneric.Invoke(_mediator, new object[] { activityRequest, cancellationToken });
}
else
{
_logger?.LogMockRequestHandler(stepFlowContext, flowStep);
activityResponse = mockHandler(activityRequest);
}
return(activityResponse);
}
private static void PopulateRequestBoundValues(IFlowStepRequest request, FlowObjectType requestType, FlowStep flowStep,
FlowValues flowValues, ISet <string> setPropertyNames)
{
var boundProperties = requestType.Properties.Where(p => !setPropertyNames.Contains(p.Name));
foreach (var boundProperty in boundProperties)
{
var inputBinding = flowStep.Definition.GetInputBinding(boundProperty);
if (inputBinding.TryGetRequestValue(flowValues, request, out var requestValue))
{
boundProperty.PropertyInfo.SetValue(request, requestValue);
}
}
}
private async Task <int> PerformFlowStep(FlowContext stepFlowContext, FlowDefinition <TFlowRequest, TFlowResponse> flowDefinition, FlowStep flowStep,
int flowStepIndex, FlowValues flowValues, FlowTrace flowTrace, CancellationToken cancellationToken)
{
int nextFlowStepIndex;
switch (flowStep)
{
case ActivityFlowStep activityFlowStep:
await DoActivity(
activityFlowStep, stepFlowContext, flowValues,
flowTrace, cancellationToken);
nextFlowStepIndex = flowStepIndex + 1;
break;
case DecisionFlowStepBase decisionFlowStep:
nextFlowStepIndex =
CheckDecision(
flowStepIndex, decisionFlowStep, flowDefinition, stepFlowContext, flowValues,
flowTrace);
break;
case GotoFlowStep gotoFlowStep:
_logger.LogGoto(stepFlowContext, gotoFlowStep.NextStepName);
nextFlowStepIndex = flowDefinition.GetStepIndex(gotoFlowStep.NextStepName);
break;
case LabelFlowStep _:
RecordLabelStep(flowTrace, stepFlowContext);
nextFlowStepIndex = flowStepIndex + 1;
break;
case EndFlowStep _:
nextFlowStepIndex = int.MaxValue;
break;
default:
throw new FlowException(
$"Unexpected flow activityFlowStep type {flowStep.GetType().FullName}");
}
return(nextFlowStepIndex);
}