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<?php |
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declare(strict_types=1); |
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namespace Kreemers\Period; |
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use DateInterval; |
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use DateTime; |
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use Kreemers\Period\Exception\EndBeforeStartException; |
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final class GenericPeriod implements Period |
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{ |
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/** |
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* @var DateTime |
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*/ |
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private $start; |
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/** |
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* @var DateTime |
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*/ |
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private $end; |
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private function __construct( |
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DateTime $start, |
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DateTime $end |
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) { |
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if ($start > $end) { |
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throw new EndBeforeStartException(); |
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} |
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$this->start = clone $start; |
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$this->end = clone $end; |
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} |
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public static function create( |
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DateTime $start, |
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DateTime $end |
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) { |
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return new static( |
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$start, |
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$end |
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); |
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} |
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public static function createDay( |
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DateTime $day |
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) { |
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$start = (clone $day)->setTime(0, 0, 0); |
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$end = (clone $day)->setTime(23, 59, 59); |
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return new static($start, $end); |
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} |
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public static function createMonth( |
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DateTime $month |
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) { |
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$start = (clone $month)->sub( |
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DateInterval::createFromDateString(((int) $month->format('d') - 1) . ' days') |
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); |
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$end = (clone $start)->add( |
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DateInterval::createFromDateString(((int) $month->format('t') - 1) . ' days') |
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)->setTime(23, 59, 59); |
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return new static($start, $end); |
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} |
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public function getStart(): DateTime |
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{ |
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return $this->start; |
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} |
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public function getEnd(): DateTime |
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{ |
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return $this->end; |
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} |
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public function equals(Period $period): bool |
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{ |
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return $this->getStart() == $period->getStart() |
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&& $this->getEnd() == $period->getEnd(); |
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} |
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public function in(Period $period): bool |
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{ |
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if ($this->getStart() >= $period->getStart() |
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&& $this->getStart() <= $period->getEnd() |
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&& $this->getEnd() >= $period->getStart() |
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&& $this->getEnd() <= $period->getEnd() |
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) { |
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return true; |
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} |
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return false; |
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} |
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public function encloses(Period $period): bool |
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{ |
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if ($this->getStart() <= $period->getStart() |
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&& $this->getEnd() >= $period->getEnd() |
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) { |
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return true; |
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} |
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return false; |
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} |
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public function intersects(Period $period): bool |
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{ |
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if ($this->getStart() >= $period->getStart() |
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&& $this->getStart() <= $period->getEnd() |
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) { |
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return true; |
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} |
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if ($this->getEnd() <= $period->getEnd() |
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&& $this->getEnd() >= $period->getStart() |
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) { |
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return true; |
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} |
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if ($this->in($period) |
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|| $this->encloses($period) |
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) { |
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return true; |
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} |
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return false; |
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} |
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} |
Domi202 /
period
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