public List <List <Slot> > GetPossibleTimetables(Slot[] inputSlots)
{
var subjects = SubjectModel.Parse(inputSlots.ToList());
Func <Slot[], List <List <Slot> > > permutator = Permutator.Run_v2_withoutConsideringWeekNumber;
subjects = SortBySlotCount(subjects);
var currentSlots = subjects[0].Slots;
var possibleCombination = permutator.Invoke(currentSlots.ToArray());
var state = StateTable.GetStateOfDefinitelyOccupied(possibleCombination);
int last = subjects.Count - 1;
for (int i = 1; i < subjects.Count; i++)
{
var originalSchema = new SubjectSchema(subjects[i].Slots);
var filtrate = StateTable.Filter(subjects[i].Slots, state);
var newSchema = new SubjectSchema(filtrate);
if (!originalSchema.Equals(newSchema))
{
return(null);
}
currentSlots.AddRange(filtrate);
possibleCombination = permutator.Invoke(currentSlots.ToArray());
if (i != last)
{
state = StateTable.GetStateOfDefinitelyOccupied(possibleCombination);
}
}
return(possibleCombination);
}
public void Test_StateTable_Filter_1()
{
var input = TestData.GetSlotsByName(TestData.Subjects.AdvancedStructuralSteelDesign);
var inputState = StateTable.ParseString_AsStateOfDefinitelyOccupied(
"11111111111111111111111111111111~" +
"11111111111111111111111111111111~" +
"11111111111111111111111111111111~" +
"11111111111111111111111111111111~" +
"11111111111111111111111111111111~" +
"11111111111111111111111111111111~" +
"11111111111111111111111111111111"
);
var expectedCount = 0;
var actualCount = StateTable.Filter(input, inputState).Count;
Assert.AreEqual(expectedCount, actualCount);
}
public void Test_StateTable_Filter_ShouldRemoveRelatedSlots()
{
var input = new List <Slot> {
TestData.GetSlot(309), TestData.GetSlot(311)
};
var inputState = StateTable.ParseString_AsStateOfDefinitelyOccupied(
"00000011110000000000000000000000~" +
"00000000000000000000000000000000~" +
"00000000000000000000000000000000~" +
"00000000000000000000000000000000~" +
"00000000000000000000000000000000~" +
"00000000000000000000000000000000~" +
"00000000000000000000000000000000"
);
var expectedCount = 0;
var actualCount = StateTable.Filter(input, inputState).Count;
Assert.AreEqual(expectedCount, actualCount);
}