private static void FillAcceptMessages <T>(Saga <T> saga, SagaDescriptor descriptor) where T : class, ISagaState
{
foreach (var messageBinder in saga.AcceptedMessageMap)
{
descriptor.AddAcceptedMessage(messageBinder.MessageType, messageBinder.CorrelationField);
}
}
private static void FillStartMessages(Type[] startMessages, SagaDescriptor descriptor)
{
foreach (var startMessage in startMessages)
{
descriptor.AddStartMessage(startMessage);
}
}
private static void FillCommands <T>(Saga <T> saga, SagaDescriptor descriptor) where T : class, ISagaState
{
foreach (var cmdType in saga.DispatchedCommands)
{
descriptor.AddProduceCommandMessage(cmdType);
}
}
public static ISagaDescriptor CreateDescriptor <TSaga, TSagaData>(this TSaga saga, params Type[] startMessages)
where TSagaData : class, ISagaState
where TSaga : Saga <TSagaData>
{
if (!startMessages.Any())
{
throw new StartMessagesMissedException();
}
var descriptor = new SagaDescriptor(typeof(ISagaInstance <TSaga, TSagaData>), typeof(SagaDataAggregate <TSagaData>), typeof(TSaga));
FillAcceptMessages(saga, descriptor);
FillCommands(saga, descriptor);
FillStartMessages(startMessages, descriptor);
return(descriptor);
}
