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<?php
namespace WebTheory\Collection\Sorting\Abstracts;
use WebTheory\Collection\Contracts\CollectionSorterInterface;
use WebTheory\Collection\Sorting\Order;
abstract class AbstractSorter implements CollectionSorterInterface
{
public function sort(array $array, string $order): array
$this->validateOrder($order);
return $this->getSortedArray($array, $order);
}
protected function getSortedArray(array $array, string $order): array
$function = $this->getSortingFunction($order);
if (array_is_list($array)) {
usort($array, $function);
} else {
uasort($array, $function);
return $array;
protected function getSortingFunction(string $order): callable
return fn ($a, $b): int => $this->resolveEntriesOrder(
$this->resolveValue($a),
$this->resolveValue($b),
$order
);
protected function resolveEntriesOrder($a, $b, string $order): int
return ($a <=> $b) * ($order === Order::DESC ? -1 : 1);
protected function validateOrder($order): void
Order::throwExceptionIfInvalid($order);
abstract protected function resolveValue(object $object);
spider-mane /
collection
