public bool Match(DemandingCriterias otherCriteria)
{
var periodMatch = IsCourse
? otherCriteria.From <= From && To <= otherCriteria.To
: From <= otherCriteria.From && otherCriteria.To <= To;
return(CourseType == otherCriteria.CourseType &&
Discipline == otherCriteria.Discipline &&
NiveauId == otherCriteria.NiveauId &&
periodMatch);
}
public IEnumerable <GroupCourseDemand> GetGroupCourseDemand(Discipline discipline, int niveauId, DateTime from, DateTime to, IEnumerable <RegistrationWithParticipant> includingRegistrations = null)
{
var potentialParticipants = TryAdd(_registrationRepository.GetRegisteredParticipantOverlappingPeriod(CourseType.Group, discipline, niveauId, from, to), includingRegistrations).ToArray();
var potentialParticipantCriterias = potentialParticipants.Select(DemandingCriterias.CreateFromRegistration).ToArray();
var potentialCourses = GetPotentialGroupCourses(discipline, niveauId, from, to);
foreach (var potentialCourse in potentialCourses)
{
var courseCriterias = DemandingCriterias.CreateFromCourse(potentialCourse, _serializationService);
var demand = potentialParticipantCriterias.Count(pp => courseCriterias.Match(pp));
// Feature Proposal: https://github.com/benwasd/ssah/issues/54
// Consider instructor availabilities here and compare with MaximalBoundedInstructorCount of potential and proposal courses.
if (demand >= _demandingThresholdOptions.Value.MinParticipants)
{
yield return(new GroupCourseDemand {
GroupCourse = potentialCourse, Demand = demand
});
}
}
}
private static IEnumerable <DemandingCriterias> GetCriteriasAffectedFromChange(Registration changedRegistration)
{
return(changedRegistration.RegistrationParticipants
.GroupBy(rp => Tuple.Create(rp.CourseType, rp.Discipline, rp.NiveauId))
.Select(group => DemandingCriterias.CreateFromRegistration(changedRegistration, group.Key.Item1, group.Key.Item2, group.Key.Item3)));
}