/**
* Returns a copy of this `LocalDateTime` with the specified period added.
*
* @param integer $hours The hours to add, validated as an integer. May be negative.
* @param integer $minutes The minutes to add, validated as an integer. May be negative.
* @param integer $seconds The seconds to add, validated as an integer. May be negative.
* @param integer $nanos The nanos to add, validated as an integer. May be negative.
* @param integer $sign The sign, validated as an integer of value `1` to add or `-1` to subtract.
*
* @return LocalDateTime The combined result.
*/
private function plusWithOverflow($hours, $minutes, $seconds, $nanos, $sign)
{
$totDays = intdiv($hours, LocalTime::HOURS_PER_DAY) + intdiv($minutes, LocalTime::MINUTES_PER_DAY) + intdiv($seconds, LocalTime::SECONDS_PER_DAY);
$totDays *= $sign;
$totSeconds = $seconds % LocalTime::SECONDS_PER_DAY + $minutes % LocalTime::MINUTES_PER_DAY * LocalTime::SECONDS_PER_MINUTE + $hours % LocalTime::HOURS_PER_DAY * LocalTime::SECONDS_PER_HOUR;
$curSoD = $this->time->toSecondOfDay();
$totSeconds = $totSeconds * $sign + $curSoD;
$totNanos = $nanos * $sign + $this->time->getNano();
$totSeconds += Math::floorDiv($totNanos, LocalTime::NANOS_PER_SECOND);
$newNano = Math::floorMod($totNanos, LocalTime::NANOS_PER_SECOND);
$totDays += Math::floorDiv($totSeconds, LocalTime::SECONDS_PER_DAY);
$newSoD = Math::floorMod($totSeconds, LocalTime::SECONDS_PER_DAY);
$newTime = $newSoD === $curSoD ? $this->time : LocalTime::ofSecondOfDay($newSoD, $newNano);
return $this->with($this->date->plusDays($totDays), $newTime);
}
/**
* Compares this LocalTime with another.
*
* @param LocalTime $that The time to compare to.
*
* @return integer [-1,0,1] If this time is before, on, or after the given time.
*/
public function compareTo(LocalTime $that)
{
$seconds = $this->toSecondOfDay() - $that->toSecondOfDay();
if ($seconds !== 0) {
return $seconds > 0 ? 1 : -1;
}
$nanos = $this->nano - $that->nano;
if ($nanos !== 0) {
return $nanos > 0 ? 1 : -1;
}
return 0;
}
