animethemes-server/app/Rules/Wiki/Submission/Format/TotalStreamsFormatRule.php

<?php

declare(strict_types=1);

namespace App\Rules\Wiki\Submission\Format;

use App\Rules\Wiki\Submission\SubmissionRule;
use Closure;
use Illuminate\Translation\PotentiallyTranslatedString;

/**
 * Class TotalStreamsFormatRule.
 */
class TotalStreamsFormatRule extends SubmissionRule
{
    /**
     * Create new rule instance.
     *
     * @param  int  $expected
     */
    public function __construct(protected readonly int $expected)
    {
    }

    /**
     * Run the validation rule.
     *
     * @param  string  $attribute
     * @param  mixed  $value
     * @param  Closure(string): PotentiallyTranslatedString  $fail
     * @return void
     */
    public function validate(string $attribute, mixed $value, Closure $fail): void
    {
        $streams = $this->streams();

        if (count($streams) !== $this->expected) {
            $fail(__('validation.submission.format_total_streams'));
        }
    }
}