<?php

declare(strict_types=1);

namespace Domain\Models\ValueObjects;

use Shared\DDD\Equatable;

final readonly class ShopperSiteCode implements \Stringable, Equatable
{
    private const PATTERN = '/^[A-Z]{2,}$/';

    public function __construct(
        public readonly string $value
    ) {
        if (! preg_match(self::PATTERN, $value)) {
            throw new \DomainException(
                "Invalid value '{$value}' does not match pattern " . self::PATTERN
            );
        }
    }

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

    public function equals(mixed $other): bool
    {
        return $other instanceof self && $this->value === $other->value;
    }
}