invoiceninja/app/Http/Requests/TaskStatus/UpdateTaskStatusRequest.php

<?php
/**
 * Invoice Ninja (https://invoiceninja.com).
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2020. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://opensource.org/licenses/AAL
 */

namespace App\Http\Requests\TaskStatus;

use App\Http\Requests\Request;
use App\Utils\Traits\MakesHash;
use Illuminate\Validation\Rule;

class UpdateTaskStatusRequest extends Request
{
    use MakesHash;

    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize() : bool
    {
        return auth()->user()->isAdmin();
    }

    public function rules()
    {
        $rules = [];

        if ($this->input('name')) 
           $rules['name'] = 'unique:task_statuses,name,'.$this->id.',id,company_id,'.$this->task_status->company_id;

       return $rules;
    }

}