private bool IsValid(OfferedCourse offeredCourse, ReductionStepAction action, OfferedCourseRow offeredCourseRow = null)
{
if (action == ReductionStepAction.WHITE_ONE_RED_ROW)
{
return true;
}
else if (action == ReductionStepAction.WHITE_ALL_COURSES_ROWS)
{
return true;
}
else if (action == ReductionStepAction.RED_ALL_COURSES_ROWS)
{
if (offeredCourse.Color == ReductionStep2ColorStatus.Green)
{
return false;
}
else if (offeredCourse.Color == ReductionStep2ColorStatus.WHITE)
{
return true;
}
else throw new Exception();
}
else if (action == ReductionStepAction.UNCHECK_COURSE_MUST_BE_TAKE)
{
List<int> lst = new List<int>();
foreach (var o in greenCourses)
if (o != offeredCourse)
lst.Add(o.Course.Id);
//is valid state must be checked
return MainCurriculumSateValidator.IsValidState(mainCurriculum, lst);
}
else if (action == ReductionStepAction.RED_ONE_WHITE_ROW)
{
if (offeredCourse.Color == ReductionStep2ColorStatus.WHITE)
{
return true;
}
else if (offeredCourse.Color == ReductionStep2ColorStatus.Green)
{
//temorary change the actual current value
offeredCourseRow.Color = ReductionStep2ColorStatus.RED;
List<Box> boxes = new List<Box>
{
ReductionStep2ServiceProvider.CreateBoxForOfferedCourse(offeredCourse)
};
//restore actual value
offeredCourseRow.Color = ReductionStep2ColorStatus.WHITE;
foreach (var item in greenCourses)
{
if (item != offeredCourse)
boxes.Add(ReductionStep2ServiceProvider.CreateBoxForOfferedCourse(item));
}
List<Box> res = null;
var task = Task.Run(() => ReductionStep2ServiceProvider.Validate(boxes, exampCollideChecking));
if (task.Wait(TimeSpan.FromMilliseconds(timeoutMs)))
res = task.Result;
else
{
res = null;
}
if (res == null) return false;
return true;
}
else
throw new Exception();
}
else if (action == ReductionStepAction.CHECK_COURSE_MUST_BE_TAKE)
{
if (offeredCourse.Course.Units + currentMustUnits > maxUnits)
{
return false;
}
List<int> lst = new List<int>();
foreach (var o in greenCourses)
lst.Add(o.Course.Id);
lst.Add(offeredCourse.Course.Id);
//is valid state must be checked
bool output = MainCurriculumSateValidator.IsValidState(mainCurriculum, lst);
if (!output) return false;
output = false;
for (int a = 0; a < offeredCourse.OfferedCourseRows.Count; a++)
{
if (offeredCourse.OfferedCourseRows[a].Color == ReductionStep2ColorStatus.WHITE)
{
output = true;
break;
}
}
if (!output) return false;
Box b1 = ReductionStep2ServiceProvider.CreateBoxForOfferedCourse(offeredCourse);
List<Box> boxes = new List<Box>
{
b1
};
foreach (var item in greenCourses)
{
boxes.Add(ReductionStep2ServiceProvider.CreateBoxForOfferedCourse(item));
}
List<Box> res = null;
var task = Task.Run(() => ReductionStep2ServiceProvider.Validate(boxes, exampCollideChecking));
if (task.Wait(TimeSpan.FromMilliseconds(timeoutMs)))
res = task.Result;
else
{
res = null;
}
if (res == null) return false;
return true;
}
throw new Exception();
//return false;
}
private Task<bool> IsValidAsync(OfferedCourse offeredCourse, ReductionStepAction action, OfferedCourseRow offeredCourseRow = null)
{
return Task.Run<bool>(() => IsValid(offeredCourse, action, offeredCourseRow));
}
