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<?php

namespace Spatie\LaravelData\Attributes\Validation;

use Attribute;
use Illuminate\Validation\Rules\Enum as EnumRule;
use Spatie\LaravelData\Support\Validation\References\ExternalReference;
use Spatie\LaravelData\Support\Validation\ValidationPath;

#[Attribute(Attribute::TARGET_PROPERTY | Attribute::TARGET_PARAMETER)]
class Enum extends ObjectValidationAttribute
{
    public function __construct(
        protected string|EnumRule|ExternalReference $enum,
        protected ?EnumRule $rule = null,
        protected ?array $only = null,
        protected ?array $except = null,
    ) {
    }

public static function keyword(): string
    {
        return 'enum';
    }

public function getRule(ValidationPath $path): object|string
    {
        if ($this->rule) {
            return $this->rule;
        }

$rule = $this->enum instanceof EnumRule
            ? $this->enum
            : new EnumRule((string) $this->enum);

if ($this->only !== null) {
            $rule->only($this->only);
        }

if ($this->except !== null) {
            $rule->except($this->except);
        }

return $rule;
    }

public static function create(string ...$parameters): static
    {
        return new static(new EnumRule($parameters[0]));
    }
}