<?php

namespace App\Rules;

use Closure;
use Illuminate\Contracts\Validation\ValidationRule;
use Illuminate\Support\Facades\Crypt;

class DNExists implements ValidationRule
{
    /**
     * Run the validation rule.
     *
     * @param  \Closure(string, ?string=): \Illuminate\Translation\PotentiallyTranslatedString  $fail
     */
    public function validate(string $attribute,mixed $value,Closure $fail): void
    {
		if (! config('server')->fetch($x=Crypt::decryptString($value)))
			$fail(sprintf('The DN %s doesnt exist.',$x));
    }
}