public Stateless(int eid)
{
List <WorkElement> cElement = DBconn.GetStateless(eid);
if (cElement.Count == 0)
{
string orderTitle = "NewWorkElement" + DateTime.Now, orderDesc = "";
var nowdate = DateTime.Now;
var res = DBconn.excuteQuery($"insert into element (ordertitle,orderdesc,laststate,requestdate,terminationdate) output Inserted.id values('','','{_state}','{nowdate}',null);");
if (!int.TryParse(res.ToString(), out eid))
{
eid = 0;
}
_element = new WorkElement
{
Id = eid,
OrderTitle = orderTitle,
RequestedBy = "",
EmailAddress = "",
OrderDescription = orderDesc,
RequestDate = nowdate,
Transition = new List <Transition>()
};
}
else
{
_element = new WorkElement
{
Id = eid,
OrderTitle = cElement[0].OrderTitle,
RequestedBy = cElement[0].RequestedBy,
EmailAddress = cElement[0].EmailAddress,
OrderDescription = cElement[0].OrderDescription,
RequestDate = cElement[0].RequestDate,
Transition = cElement[0].Transition
};
}
ConfigStateless();
}
public Stateless()
{
string orderTitle = "NewWorkElement" + DateTime.Now, orderDesc = "";
int eid;
var nowdate = DateTime.Now;
var res = DBconn.excuteQuery($"insert into element (ordertitle,orderdesc,laststate,requestdate,terminationdate) output Inserted.id values('','','{_state}','{nowdate}',null);");
if (!int.TryParse(res.ToString(), out eid))
{
eid = 0;
}
_element = new WorkElement
{
Id = eid,
OrderTitle = orderTitle,
OrderDescription = orderDesc,
RequestDate = nowdate,
Transition = new List <Transition>()
};
ConfigStateless();
}
public WorkElement _element;//a request for creating a service order or work element release
public Stateless(string requestedBy, string requestedMail, string orderTitle, string orderDesc)
{
int eid;
var nowdate = DateTime.Now;
int id = DBconn.insertAgent(requestedBy, requestedMail);
var res = DBconn.excuteQuery($"insert into element (ordertitle,orderdesc,requestedby,laststate,requestdate,terminationdate) output Inserted.id values('{orderTitle}','{orderDesc}','{id}','{_state}','{nowdate}',null);");
if (!int.TryParse(res.ToString(), out eid))
{
eid = 0;
}
_element = new WorkElement
{
Id = eid,
OrderTitle = orderTitle,
OrderDescription = orderDesc,
RequestedBy = requestedBy,
EmailAddress = requestedMail,
RequestDate = nowdate,
Transition = new List <Transition>()
};
ConfigStateless();
}
private void ConfigStateless()
{
_machine = new StateMachine <State, Trigger>(() => _state, s => _state = s);
_assignTrigger = _machine.SetTriggerParameters <int, string>(Trigger.Assign);
_createTrigger = _machine.SetTriggerParameters <int, string>(Trigger.Create);
_rejectTrigger = _machine.SetTriggerParameters <int, string>(Trigger.Reject);
_reviewTrigger = _machine.SetTriggerParameters <int, string>(Trigger.Review);
_approveTrigger = _machine.SetTriggerParameters <int, string>(Trigger.Approve);
_machine.Configure(State.New)
.Permit(Trigger.Assign, State.Designated);
_machine.Configure(State.Designated)
.Permit(Trigger.Create, State.Completed)
.Permit(Trigger.Review, State.Reviewed)
.Permit(Trigger.Reject, State.Rejected);
_machine.Configure(State.Reviewed)
.Permit(Trigger.Approve, State.Approved)
.Permit(Trigger.Reject, State.Rejected);
_machine.Configure(State.Approved)
.Permit(Trigger.Assign, State.Designated);
_machine.OnTransitioned(
t =>
{
var d = DateTime.Now;
DBconn.excuteQuery($"insert into statelog (elementid,triggerid,triggeredby,triggereddate,sourcestate,destinationstate,comment) output Inserted.id values('{_element.Id}','{t.Trigger}','" + (t.Parameters.Length > 0 ? t.Parameters[0] : "0") + "','" + d + "','" + t.Source + "','" + t.Destination + "','" + (t.Parameters.Length > 1 ? t.Parameters[1] : "") + "');");
DBconn.excuteQuery($"update element set laststate='{t.Destination}',terminationdate='{d}' where id='{_element.Id}';");
Console.WriteLine(
$"OnTransitioned: {t.Source} -> {t.Destination} via {t.Trigger}({string.Join(", ", t.Parameters)})"
);
}
);
}
