public IEnumerable <PD_TransitionDTO> GetAllTransitions(int id, int sid)
{
PD_Subject i = _db.PD_Subjects.Find(id, sid);
List <PD_TransitionDTO> t = new List <PD_TransitionDTO>();
foreach (var tr in i.Transitions)
{
var temp = new PD_TransitionDTO()
{
Id = tr.Id, Source = tr.Source, Target = tr.Target, Type = tr.Type, LabelPosition = tr.LabelPosition
};
if (tr.Type == PD_TransitionTypes.RegularTransition)
{
temp.Label = ((PD_RegularTransition)tr).Name;
}
if (tr.Type == PD_TransitionTypes.ReceiveTransition)
{
try
{
PD_Message m = _db.PD_Messages.Find(id, ((PD_ReceiveTransition)tr).Message);
PD_MessageType mt = m.PD_MessageType;
PD_Subject s = _db.PD_Subjects.Find(id, m.From);
temp.Label = s.Name + "|" + mt.Name;
}
catch (Exception e)
{
temp.Label = "Receive";
}
}
if (tr.Type == PD_TransitionTypes.TimeoutTransition)
{
temp.Label = ((PD_TimeoutTransition)tr).TimeSpan;
}
if (temp.Label == null)
{
temp.Label = "EMPTY";
}
t.Add(temp);
}
return(t.ToArray());
}
public void PutTransition(PD_TransitionDTO item, int id, int sid, int tid)
{
var _p = _db.PD_Processes.Find(id);
if (User.Identity.Name.Equals(_p.LockedBy))
{
var transition = _db.PD_Transitions.Find(id, sid, tid);
if (transition != null)
{
transition.Source = item.Source;
transition.Target = item.Target;
transition.LabelPosition = item.LabelPosition;
_db.SaveChanges();
}
else
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
}
}
public HttpResponseMessage PostTransition(PD_TransitionDTO item, int id, int sid)
{
var _p = _db.PD_Processes.Find(id);
if (User.Identity.Name.Equals(_p.LockedBy))
{
var subject = _db.PD_Subjects.Find(id, sid);
PD_Transition newTransition = null;
if (item.Type == PD_TransitionTypes.RegularTransition)
{
var from = _db.PD_States.Find(id, sid, item.Source);
var to = _db.PD_States.Find(id, sid, item.Target);
if (from.Type == PD_StateTypes.SendState && to.Type == PD_StateTypes.ReceiveState)
{
var state = _db.PD_SendStates.Find(id, sid, item.Source);
var messages = _db.PD_Messages.Where(result => result.PD_Process_Id == id && result.From == sid).ToList();
foreach (var message in messages)
{
if (state.Message == message.Id)
{
newTransition = new PD_RegularTransition()
{
Name = message.PD_MessageType.Name.ToString()
};
}
}
if (newTransition == null)
{
newTransition = new PD_RegularTransition()
{
Name = "No message used"
};
}
}
else
{
PD_State s = _db.PD_States.Find(id, sid, item.Source);
if (s.Type == PD_StateTypes.SendState)
{
var state = _db.PD_SendStates.Find(id, sid, item.Source);
var messages = _db.PD_Messages.Where(result => result.PD_Process_Id == id && result.From == sid).ToList();
if (messages.Count() > 0)
{
var name = messages.Find(result => result.Id == state.Message).PD_MessageType.Name;
newTransition = new PD_RegularTransition()
{
Name = name
};
}
else
{
newTransition = new PD_RegularTransition()
{
Name = "Transition"
};
}
}
else
{
newTransition = new PD_RegularTransition()
{
Name = "Transition"
};
}
}
}
if (item.Type == PD_TransitionTypes.ReceiveTransition)
{
newTransition = new PD_ReceiveTransition()
{
Message = -1
};
}
if (item.Type == PD_TransitionTypes.TimeoutTransition)
{
newTransition = new PD_TimeoutTransition()
{
TimeSpan = "dd:hh:mm"
};
}
newTransition.Id = IdHelper.getTransitionId(_db, id, sid);
newTransition.Source = item.Source;
newTransition.Target = item.Target;
newTransition.LabelPosition = item.LabelPosition;
subject.Transitions.Add(newTransition);
_db.SaveChanges();
var response = Request.CreateResponse <PD_TransitionDTO>(HttpStatusCode.Created, new PD_TransitionDTO()
{
Id = newTransition.Id, Source = newTransition.Source, Target = newTransition.Target, Type = newTransition.Type, Label = "Transition" + newTransition.Type
});
string uri = Url.Content("Designer" + id + "/Subjects/" + sid + "/States/" + newTransition.Id);
response.Headers.Location = new Uri(uri);
return(response);
}
else
{
return(null);
}
}
