<?php

declare(strict_types=1);

namespace Shared\ValueObjects\Config;

use Shared\DDD\Model\Equatable;

final readonly class AppTimezone implements \Stringable, Equatable
{
    public string $name;

    public function __construct(string $name)
    {
        $trimmed = trim($name);

        try {
            $tz         = new \DateTimeZone($trimmed);
            $this->name = $tz->getName();
        } catch (\Exception) {
            throw new \InvalidArgumentException(sprintf('Invalid timezone identifier: "%s".', $name));
        }
    }

    public static function utc(): self
    {
        return new self('UTC');
    }

    public function toDateTimeZone(): \DateTimeZone
    {
        return new \DateTimeZone($this->name);
    }

    #[\Override]
    public function __toString(): string
    {
        return $this->name;
    }

    #[\Override]
    public function equals(mixed $other): bool
    {
        return $other instanceof self
            && $this->name === $other->name;
    }
}