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;
}
}
