<?php

namespace Modules\Languages;

enum Locale: string
{
    case FRENCH = 'fr';
    case ENGLISH = 'en';
}
?>

<?php

namespace Modules\Languages\ValueObjects;

use Modules\Languages\Locale;
use Spatie\LaravelData\Attributes\WithCast;
use Spatie\LaravelData\Casts\EnumCast;
use Spatie\LaravelData\Data;

final class TranslatableData extends Data
{
    public function __construct(
        #[WithCast(EnumCast::class)]
        public readonly Locale $locale,
        public readonly string $translation,
    ) {
    }
}
?>

<?php

namespace Modules\Languages\ValueObjects;

use DateTimeImmutable;
use Modules\Languages\Transformers\TranslatableTransformer;
use Shared\Transformers\TimestampTransformer;
use Spatie\LaravelData\Attributes\DataCollectionOf;
use Spatie\LaravelData\Attributes\Validation\Rule;
use Spatie\LaravelData\Attributes\Validation\StringType;
use Spatie\LaravelData\Attributes\WithCast;
use Spatie\LaravelData\Attributes\WithTransformer;
use Spatie\LaravelData\Casts\DateTimeInterfaceCast;
use Spatie\LaravelData\Data;
use Spatie\LaravelData\DataCollection;
use Spatie\LaravelData\Optional;

final class LanguageData extends Data
{
    public function __construct(
        #[DataCollectionOf(TranslatableData::class)]
        #[WithTransformer(TranslatableTransformer::class)]
        public readonly DataCollection $name,
        #[DataCollectionOf(TranslatableData::class)]
        public readonly DataCollection|Optional $description,
        #[WithCast(DateTimeInterfaceCast::class)]
        #[WithTransformer(TimestampTransformer::class)]
        public readonly ?DateTimeImmutable $created_at = new DateTimeImmutable,
        #[WithCast(DateTimeInterfaceCast::class)]
        #[WithTransformer(TimestampTransformer::class)]
        public readonly ?DateTimeImmutable $updated_at = new DateTimeImmutable,
    ) {
    }

    public static function rules(): array
    {
        return [
            'name.*' => ['unique_translation:languages']
        ];
    }
}


<?php

namespace Modules\Languages\Transformers;

use Illuminate\Support\Arr;
use Spatie\LaravelData\DataCollection;
use Spatie\LaravelData\Support\DataProperty;
use Spatie\LaravelData\Transformers\Transformer;

final class TranslatableTransformer implements Transformer
{
    public function transform(DataProperty $property, mixed $value): mixed
    {
        if ($value instanceof DataCollection) {
            return Arr::pluck($value->toArray(), 'translation', 'locale');
        }

        return $value;
    }
}
?>