public void MakeTransition(CMMNTransitions transition, bool isEvtPropagate = true)
{
var evt = new CaseTransitionRaisedEvent(Guid.NewGuid().ToString(), AggregateId, Version + 1, transition, DateTime.UtcNow);
Handle(evt);
DomainEvents.Add(evt);
if (isEvtPropagate)
{
PropagateTransition(StageContent, transition);
}
}
private void Handle(CaseTransitionRaisedEvent evt)
{
switch (evt.Transition)
{
case CMMNTransitions.Create:
if (State != null)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is already initialized")
});
}
State = CaseStates.Active;
break;
case CMMNTransitions.Complete:
if (State != CaseStates.Active)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not active")
});
}
State = CaseStates.Completed;
break;
case CMMNTransitions.Terminate:
if (State != CaseStates.Active)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not active")
});
}
State = CaseStates.Terminated;
break;
case CMMNTransitions.Fault:
if (State != CaseStates.Active)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not active")
});
}
State = CaseStates.Failed;
break;
case CMMNTransitions.Suspend:
if (State != CaseStates.Active)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not active")
});
}
State = CaseStates.Suspended;
break;
case CMMNTransitions.Resume:
if (State != CaseStates.Suspended)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not suspended")
});
}
State = CaseStates.Active;
break;
case CMMNTransitions.Close:
if (State != CaseStates.Completed &&
State != CaseStates.Terminated &&
State != CaseStates.Failed &&
State != CaseStates.Suspended)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not completed / terminated / failed / suspended")
});
}
State = CaseStates.Closed;
break;
case CMMNTransitions.Reactivate:
if (State != CaseStates.Completed &&
State != CaseStates.Terminated &&
State != CaseStates.Failed &&
State != CaseStates.Suspended)
{
throw new AggregateValidationException(new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("transition", "case instance is not completed / terminated / failed / suspended")
});
}
State = CaseStates.Active;
break;
}
UpdateDateTime = evt.UpdateDateTime;
Version = evt.Version;
}
