public static TSaga ContainsInState <TSaga>(this ISagaList <TSaga> sagas, Guid sagaId, SagaStateMachine <TSaga> machine, State state)
where TSaga : class, SagaStateMachineInstance
{
bool any = sagas.Select(x => x.CorrelationId == sagaId && machine.GetState(x).Result.Equals(state)).Any();
return(any ? sagas.Contains(sagaId) : null);
}
public static T ContainsInState <T>(this ISagaList <T> sagas, Guid correlationId, SagaStateMachine <T> machine, State state)
where T : class, SagaStateMachineInstance
{
Func <T, bool> filter = machine.CreateSagaFilter(x => x.CorrelationId == correlationId, state);
var any = sagas.Select(x => filter(x)).Any();
return(any ? sagas.Contains(correlationId) : null);
}
public static TInstance ContainsInState <TStateMachine, TInstance>(this ISagaList <TInstance> sagas, Guid correlationId, TStateMachine machine,
Func <TStateMachine, State> stateSelector)
where TStateMachine : SagaStateMachine <TInstance>
where TInstance : class, SagaStateMachineInstance
{
var state = stateSelector(machine);
return(ContainsInState(sagas, correlationId, machine, state));
}