Time.php
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	<?php
	declare(strict_types=1);

	namespace Keruald\OmniTools\DateTime;

	use Keruald\OmniTools\Collections\Comparable;

	class Time implements Comparable {

	private int $hours;
	private int $minutes;

	///
	/// Constants
	///

	const MAX_HOURS = 24;

	const MAX_MINUTES = 24 * 60;

	///
	/// Constructors
	///

	public function __construct (int $hours = 0, int $minutes = 0) {
	$this->hours = $hours;
	$this->minutes = $minutes;
	}

	public static function fromMinutes (int $minutes) : self {
	if ($minutes < 0 \|\| $minutes >= self::MAX_MINUTES) {
	throw new \OutOfRangeException;
	}

	return (new Time)
	->setHours((int)($minutes / 60))
	->setMinutes($minutes % 60);
	}

	public static function parse (string $expression) : self {
	$range = explode(":", $expression);

	if (count($range) < 2 \|\| count($range) > 3) {
	throw new \InvalidArgumentException;
	}

	return new self((int)$range[0], (int)$range[1]);
	}

	///
	/// Getters and setters
	///

	public function getHours () : int {
	return $this->hours;
	}

	public function setHours (int $hours) : self {
	$this->hours = $hours;

	return $this;
	}

	public function getMinutes () : int {
	return $this->minutes;
	}

	public function setMinutes (int $minutes) : self {
	$this->minutes = $minutes;

	return $this;
	}

	///
	/// Helper methods
	///

	public function addMinutes (int $minutes) : self {
	$totalMinutes = $this->toMinutes() + $minutes;

	if ($totalMinutes < 0 \|\| $totalMinutes >= self::MAX_MINUTES) {
	throw new \OutOfRangeException;
	}

	$this->setHours((int)($totalMinutes / 60))
	->setMinutes($totalMinutes % 60);

	return $this;
	}

	public function addHours (int $hours) : self {
	$totalHours = $this->hours + $hours;

	if ($totalHours >= self::MAX_HOURS) {
	throw new \OutOfRangeException;
	}

	$this->setHours($totalHours);

	return $this;
	}

	public function toMinutes () : int {
	return $this->hours * 60 + $this->minutes;
	}

	public function __toString () : string {
	return sprintf("%02d:%02d", $this->hours, $this->minutes);
	}

	///
	/// Comparable
	///

	public function compareTo (object $other) : int {
	if (!$other instanceof Time) {
	throw new \InvalidArgumentException;
	}

	return $this->toMinutes() <=> $other->toMinutes();
	}

	}

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