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<?php
namespace Kata;
final class City
{
private const FIXED_LOAD_COST_IN_EUR = 5;
private const LOAD_COST_IN_EUR_PER_KM = 2;
private $name;
/** @var ShippingRule[] */
private $shipping_rules;
private $distance;
public function __construct(string $a_name, array $some_shipping_rules, int $a_distance)
$this->name = $a_name;
$this->shipping_rules = $some_shipping_rules;
$this->distance = $a_distance;
}
public function name()
return $this->name;
public function productShippingRule(Product $a_product): ?ShippingRule
foreach ($this->shipping_rules as $current_shipping_rule)
if ($current_shipping_rule->product()->equalTo($a_product))
return $current_shipping_rule;
return null;
public function loadCost(): int
return self::FIXED_LOAD_COST_IN_EUR + self::LOAD_COST_IN_EUR_PER_KM * $this->distance;
public function saleCostEveryThousandKmPercentage(): float
$percentage = $this->distance / 100 / 100;
return $percentage;
uvinum /
php-kata-env
