smartemailing/types

<?php

declare(strict_types = 1);

namespace SmartEmailing\Types;

use Nette\Utils\Strings;
use SmartEmailing\Types\Comparable\ComparableInterface;
use SmartEmailing\Types\Comparable\StringComparableTrait;
use SmartEmailing\Types\ExtractableTraits\StringExtractableTrait;

final class Hex32 implements ToStringInterface, ComparableInterface
{

    use StringExtractableTrait;
    use ToStringTrait;
    use StringComparableTrait;

    private string $value;

    private function __construct(
        string $value
    ) {
        if (!$this->isValid($value)) {
            throw new InvalidTypeException('Invalid hex string: ' . $value);
        }

        $this->value = Strings::lower($value);
    }

    public static function fromGuid(
        Guid $guid
    ): Hex32 {
        return self::from(
            Strings::replace($guid->getValue(), '/-/', '')
        );
    }

    public function getValue(): string
    {
        return $this->value;
    }

    private function isValid(
        string $value
    ): bool
    {
        if (Strings::length($value) !== 32) {
            return false;
        }

        return \ctype_xdigit($value);
    }

}