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SortConstraint.php
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SortConstraint.php
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<?php
declare(strict_types=1);
namespace Chubbyphp\Validation\Constraint;
use Chubbyphp\Validation\Error\Error;
use Chubbyphp\Validation\Error\ErrorInterface;
use Chubbyphp\Validation\ValidatorContextInterface;
use Chubbyphp\Validation\ValidatorInterface;
use Chubbyphp\Validation\ValidatorLogicException;
final class SortConstraint implements ConstraintInterface
{
private const ALLOWED_ORDERS = ['asc', 'desc'];
/**
* @var array<string>
*/
private array $allowedFields;
/**
* @param array<string> $allowedFields
*/
public function __construct(array $allowedFields)
{
$this->allowedFields = $allowedFields;
}
/**
* @param mixed $sort
*
* @throws ValidatorLogicException
*
* @return array<ErrorInterface>
*/
public function validate(
string $path,
$sort,
ValidatorContextInterface $context,
?ValidatorInterface $validator = null
): array {
if (!\is_array($sort)) {
return [new Error(
$path,
'constraint.sort.invalidtype',
['type' => \is_object($sort) ? \get_class($sort) : \gettype($sort)]
)];
}
$errors = [];
foreach ($sort as $field => $order) {
$errors = [...$errors, ...$this->validateFieldAndOrder($path, $field, $order)];
}
return $errors;
}
/**
* @param mixed $order
*
* @return array<int, Error>
*/
private function validateFieldAndOrder(string $path, string $field, $order): array
{
$errors = [];
if (!\in_array($field, $this->allowedFields, true)) {
$errors[] = new Error(
$path.'.'.$field,
'constraint.sort.field.notallowed',
['field' => $field, 'allowedFields' => $this->allowedFields]
);
}
if (!\is_string($order)) {
$errors[] = new Error(
$path.'.'.$field,
'constraint.sort.order.invalidtype',
['field' => $field, 'type' => \is_object($order) ? \get_class($order) : \gettype($order)]
);
return $errors;
}
if (!\in_array($order, self::ALLOWED_ORDERS, true)) {
$errors[] = new Error(
$path.'.'.$field,
'constraint.sort.order.notallowed',
['field' => $field, 'order' => $order, 'allowedOrders' => self::ALLOWED_ORDERS]
);
}
return $errors;
}
}