private bool CanWorkMinTotalWorkTime(Person person, Demand demand, int today)
{
var totalWorkTime = person.State.TotalWorkTime + demand.Shift.Duration;
var remaingingDays = _model.SchedulePeriod.ExclusiveEnd - today;
var maxPossibleTotalWorkTime = totalWorkTime + remaingingDays * _longestShift.Duration;
if (maxPossibleTotalWorkTime < person.WorkSchedule.MinTotalWorkTime)
{
return(true);
}
if (totalWorkTime >= person.WorkSchedule.MinTotalWorkTime)
{
return(true);
}
if (today == _model.SchedulePeriod.End)
{
return(totalWorkTime >= person.WorkSchedule.MinTotalWorkTime);
}
var originalState = person.State.Clone();
var originalAssignments = person.Assignments.Clone();
person.Assignments.Add(today, new Assignment(person, today, demand.Shift));
var canWorkMinTotalWorkTime = false;
foreach (var day in Range.Of(today + 1, _model.SchedulePeriod.End))
{
_stateCalculator.RefreshState(person, day);
if (person.State.TotalWorkTime >= person.WorkSchedule.MinTotalWorkTime)
{
canWorkMinTotalWorkTime = true;
break;
}
if (_workEligibilityChecker.CanWorkOnDay(person, day))
{
person.Assignments.Add(day, new Assignment(person, day, _longestShift));
}
}
_stateCalculator.RefreshState(person, _model.SchedulePeriod.End);
canWorkMinTotalWorkTime = person.State.TotalWorkTime >= person.WorkSchedule.MinTotalWorkTime;
person.State = originalState;
person.Assignments = originalAssignments;
return(canWorkMinTotalWorkTime);
}
protected List <Person> SelectPeopleForDay(int day) => _model.People .Where(p => _workEligibilityChecker.CanWorkOnDay(p, day)) .ToList();
