public double CalculatePay(Family family, Night night)
{
UnpaidTime unpaidTime = new UnpaidTime(night.FractionalHoursWorked);
double totalLateHours = getLateHoursWorked(family, night);
double totalMiddleHours = getMiddleHoursWorked(family, night);
double totalEarlyHours = getEarlyHoursWorked(family, night);
//It is important the variables remain in this order, from latestHours to earliestHours. Otherwise unpaid hours may be deducted from the wrong time window.
double paidLateHours = unpaidTime.deductUnpaidFractionalHoursFrom(totalLateHours);
double paidMiddleHours = unpaidTime.deductUnpaidFractionalHoursFrom(totalMiddleHours);
double paidEarlyHours = unpaidTime.deductUnpaidFractionalHoursFrom(totalEarlyHours);
double earlyRatePay = paidEarlyHours * family.EarlyRate;
double midRatePay = paidMiddleHours * family.MiddleRate;
double lateRatePay = paidLateHours * family.LateRate;
return(Math.Round((earlyRatePay + midRatePay + lateRatePay), 2));
}
public double getMiddleHoursWorked(Family family, Night night)
{
TimeWindow middleWindow = new TimeWindow(family.EarlyRateEndsAt, family.MiddleRateEndsAt);
return(middleWindow.getHoursWorkedWithinATimeWindow(night.StartTime, night.EndTime));
}
public double getLateHoursWorked(Family family, Night night)
{
TimeWindow lateWindow = new TimeWindow(family.LateRateBeginsAt, night.LATEST_END_TIME_ALLOWED);
return(lateWindow.getHoursWorkedWithinATimeWindow(night.StartTime, night.EndTime));
}
public double getEarlyHoursWorked(Family family, Night night)
{
TimeWindow earlyWindow = new TimeWindow(night.EARLIEST_START_TIME_ALLOWED, family.EarlyRateEndsAt);
return(earlyWindow.getHoursWorkedWithinATimeWindow(night.StartTime, night.EndTime));
}