public OrdinalDateTimeDuration(int years, int days, int hours, double minutes)
{
if (years < 0 || years >= 10000)
{
throw new ArgumentOutOfRangeException(nameof(years), "Years must be a number between 0 and 9999.");
}
if (days < 0 || days > 999)
{
throw new ArgumentOutOfRangeException(nameof(days), "Days must be a number between 0 and 999.");
}
if (hours < 0 || hours > 24)
{
throw new ArgumentOutOfRangeException(nameof(hours), "Hours must be a number between 0 and 24.");
}
if (minutes < 0 || minutes > 60)
{
throw new ArgumentOutOfRangeException(nameof(minutes), "Minutes must be a number between 0 and 60.");
}
_dateDuration = new OrdinalDateDuration(years, days);
_timeDuration = new TimeDuration(hours, minutes);
}
public CalendarDateTimeDuration(CalendarDateDuration dateDuration, TimeDuration timeDuration)
{
if (dateDuration == null)
{
throw new ArgumentNullException(nameof(dateDuration));
}
if (timeDuration == null)
{
throw new ArgumentNullException(nameof(timeDuration));
}
_dateDuration = dateDuration;
_timeDuration = timeDuration;
}
internal OrdinalDateTimeDuration(OrdinalDateDuration dateDuration, TimeDuration timeDuration)
{
_dateDuration = dateDuration;
_timeDuration = timeDuration;
}
public static Time Add(Time x, TimeDuration y)
{
var second = x.Second;
var minute = x.Minute;
var hour = x.Hour;
var precision = x.Precision;
hour += y.Hours;
if (y.Minutes != null)
{
minute += y.Minutes.Value;
if (hour != (int)hour)
{
minute += (hour - (int)hour) * 60;
}
while (minute > 59)
{
minute -= 60;
hour++;
}
if (precision < TimePrecision.Minute)
{
precision = TimePrecision.Minute;
}
}
if (y.Seconds != null)
{
second += y.Seconds.Value;
if (minute != (int)minute)
{
second += (minute - (int)minute) * 60;
}
while (second > 59)
{
second -= 60;
minute++;
}
if (precision < TimePrecision.Second)
{
precision = TimePrecision.Second;
}
}
switch (precision)
{
case TimePrecision.Hour:
return new Time(hour);
case TimePrecision.Minute:
return new Time((int)hour, minute);
case TimePrecision.Second:
return new Time((int)hour, (int)minute, second);
default:
return null;
}
}
public static CalendarDateTime Add(CalendarDateTime x, TimeDuration y)
{
double day = x.Day;
double month = x.Month;
long year = x.Year;
double second = x.Second;
double minute = x.Minute;
double hour = x.Hour + y.Hours;
TimePrecision precision = x.Precision;
if (y.Minutes != null)
{
minute += y.Minutes.Value;
if (precision < TimePrecision.Minute)
{
precision = TimePrecision.Minute;
}
}
if (y.Seconds != null)
{
second += y.Seconds.Value;
if (precision < TimePrecision.Second)
{
precision = TimePrecision.Second;
}
}
if (hour != (int)hour && precision < TimePrecision.Minute)
{
minute += (hour - (int)hour) * MinutesPerHour;
hour = (int)hour;
}
if (minute != (int)minute && precision < TimePrecision.Second)
{
second += (minute - (int)minute) * SecondsPerMinute;
second = (int)second;
}
while (second >= SecondsPerMinute)
{
second -= SecondsPerMinute;
minute++;
}
while (minute >= MinutesPerHour)
{
minute -= MinutesPerHour;
hour++;
}
while (hour >= HoursPerDay)
{
hour -= HoursPerDay;
day++;
}
while (month > MonthsPerYear)
{
month -= MonthsPerYear;
year++;
}
int daysInMonth = DaysInMonth(year, (int)month);
while (day > daysInMonth)
{
day -= daysInMonth;
month++;
daysInMonth = DaysInMonth(year, (int)month);
}
switch (precision)
{
case TimePrecision.Hour:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time(hour));
case TimePrecision.Minute:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time((int)hour, minute));
case TimePrecision.Second:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time((int)hour, (int)minute, second));
default:
return null;
}
}
public static Time Subtract(Time x, TimeDuration y)
{
var hour = x.Hour;
var minute = x.Minute;
var second = x.Second;
var precision = x.Precision;
if (y.Seconds != null)
{
second -= y.Seconds.Value;
if (precision < TimePrecision.Second)
{
precision = TimePrecision.Second;
}
}
if (y.Minutes != null)
{
if (y.Minutes != (int)y.Minutes && precision > TimePrecision.Minute)
{
second -= (y.Minutes.Value - (int)y.Minutes.Value) * SecondsPerMinute;
minute -= (int)y.Minutes.Value;
}
else
{
minute -= y.Minutes.Value;
}
if (precision < TimePrecision.Minute)
{
precision = TimePrecision.Minute;
}
}
if (y.Hours != (int)y.Hours && precision > TimePrecision.Hour)
{
minute -= (y.Hours - (int)y.Hours) * MinutesPerHour;
hour -= (int)y.Hours;
}
else
{
hour -= y.Hours;
}
while (second < -59d)
{
second += SecondsPerMinute;
minute--;
}
while (minute < -59d)
{
minute += MinutesPerHour;
hour--;
}
if (hour < 0d)
{
throw new InvalidOperationException("The resulting Time is is in the previous day.");
}
switch (precision)
{
case TimePrecision.Hour:
return new Time(hour);
case TimePrecision.Minute:
return new Time((int)hour, minute);
case TimePrecision.Second:
return new Time((int)hour, (int)minute, second);
default:
return null;
}
}
public static CalendarDateTime Subtract(CalendarDateTime x, TimeDuration y)
{
long year = x.Year;
double month = x.Month;
double day = x.Day;
double hour = x.Hour - y.Hours;
double minute = x.Minute;
double second = x.Second;
TimePrecision precision = x.Precision;
if (y.Minutes != null)
{
minute -= y.Minutes.Value;
if (minute != (int)minute && precision > TimePrecision.Minute)
{
second += (minute - (int)minute) * SecondsPerMinute;
minute = (int)minute;
}
if (precision < TimePrecision.Minute)
{
precision = TimePrecision.Minute;
}
}
if (y.Seconds != null)
{
second -= y.Seconds.Value;
if (precision < TimePrecision.Second)
{
precision = TimePrecision.Second;
}
}
while (second <= -SecondsPerMinute)
{
second += SecondsPerMinute;
minute--;
}
while (minute <= -MinutesPerHour)
{
minute += MinutesPerHour;
hour--;
}
while (hour <= -HoursPerDay)
{
hour += HoursPerDay;
day--;
}
while (month < 1)
{
month += MonthsPerYear;
year--;
}
while (day < 1)
{
day += DaysInMonth(year, (int)month);
month--;
}
switch (precision)
{
case TimePrecision.Hour:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time(hour));
case TimePrecision.Minute:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time((int)hour, minute));
case TimePrecision.Second:
return new CalendarDateTime(new CalendarDate(year, (int)month, (int)day), new Time((int)hour, (int)minute, second));
default:
return null;
}
}
