public Workday(IDate date, IEntryExitTime entryExitTime, IMutableTimeSpan correctionOfWorktime)
{
if (date == null) throw new ArgumentNullException(nameof(date));
if (entryExitTime == null) throw new ArgumentNullException(nameof(entryExitTime));
if (correctionOfWorktime == null) throw new ArgumentNullException(nameof(correctionOfWorktime));
_date = date;
_entryExitTime = entryExitTime;
_correctionOfWorktime = correctionOfWorktime;
}
public IMutableTimeSpan CreateAsAdditionOf(IMutableTimeSpan timeSpan, IMutableTimeSpan andTimeSpan)
{
var hourInMinutes = (timeSpan.Hour + andTimeSpan.Hour) * MinutesPerHour;
var minuteSignedInMinutes = OneIfZeroSignOf(timeSpan.Hour) * timeSpan.Minute +
OneIfZeroSignOf(andTimeSpan.Hour) * andTimeSpan.Minute;
var totalMinutes = hourInMinutes + minuteSignedInMinutes;
var hoursFromTotalMinutes = totalMinutes / MinutesPerHour;
var remainingMinutesFromTotalMinutes = totalMinutes % MinutesPerHour;
if (hoursFromTotalMinutes != 0)
remainingMinutesFromTotalMinutes = Math.Abs(remainingMinutesFromTotalMinutes);
return CreateFrom(hoursFromTotalMinutes, remainingMinutesFromTotalMinutes);
}
public IMutableTimeSpan CreateAsSubstractionOf(IMutableTimeSpan timeSpan, IMutableTimeSpan fromTimeSpan)
{
var negativeTimeSpan = CreateFrom(-timeSpan.Hour, timeSpan.Hour == 0 ? -timeSpan.Minute : timeSpan.Minute);
return CreateAsAdditionOf(negativeTimeSpan, fromTimeSpan);
}
private void AssertEqualHourMinuteAndTimeSpan(int hour, int minute, IMutableTimeSpan timeSpan)
{
Assert.Equal(hour, timeSpan.Hour);
Assert.Equal(minute, timeSpan.Minute);
}