public bool TriedWholeDomain(ValuePickingHeuristic heuristic, FilteringHeuristic filtering) //TO DO: reduce code { if (filtering != FilteringHeuristic.NONE) { if (PossibleValues.Count == 0) { FillPossibleValues(); return(true); } return(false); } switch (heuristic) { case ValuePickingHeuristic.LCV: if (PossibleValues.Count == 0) { FillPossibleValues(); return(true); } return(false); default: var lastDayTime = Value.DayValue == Days.Last() && Value.TimeValue == Times.Last(); return(lastDayTime && Value.AudienceValue == Audiences.Last() && Value.TeacherValue == Teachers.Last()); } }
StepByStepPicking( FilteringHeuristic filtering) //choosing next value (tries all possible variations of parametrs, if doesnt fit - backtracking will solve the issue) { if (filtering == FilteringHeuristic.NONE) { if (Value.TeacherValue != Teachers.Last()) { Value.TeacherValue = Teachers.ElementAt(Teachers.IndexOf(Value.TeacherValue) + 1); } else if (Value.AudienceValue != Audiences.Last()) { Value.TeacherValue = Teachers.First(); // resetting previous data element Value.AudienceValue = Audiences.ElementAt(Audiences.IndexOf(Value.AudienceValue) + 1); } else if (Value.TimeValue != Times.Last()) { Value.AudienceValue = Audiences.First(); // resetting previous data element Value.TimeValue = Times.ElementAt(Times.IndexOf(Value.TimeValue) + 1); } else if (Value.DayValue != Days.Last()) { Value.TimeValue = Times.First(); // resetting previous data element Value.DayValue = Days.ElementAt(Days.IndexOf(Value.DayValue) + 1); } } else { Value = new Value(PossibleValues.First()); PossibleValues.RemoveAt(0); } }