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<?php
declare(strict_types=1);
namespace hiqdev\php\billing\usage;
use DateTimeImmutable;
use hiqdev\php\billing\target\TargetInterface;
use hiqdev\php\billing\type\TypeInterface;
use hiqdev\php\units\Quantity;
/**
* Class Usage represents a consumption of some metered resource $type at $time
* by the $target with the given $amount.
*
* @author Dmytro Naumenko <[email protected]>
*/
class Usage implements UsageInterface
{
private TargetInterface $target;
private DateTimeImmutable $time;
private TypeInterface $type;
private Quantity $amount;
public function __construct(TargetInterface $target, DateTimeImmutable $time, TypeInterface $type, Quantity $amount)
$this->target = $target;
$this->time = $time;
$this->type = $type;
$this->amount = $amount;
}
public function target(): TargetInterface
return $this->target;
public function time(): DateTimeImmutable
return $this->time;
public function type(): TypeInterface
return $this->type;
public function amount(): Quantity
return $this->amount;
hiqdev /
php-billing
