exchange-2.0/app/Classes/Modules/Currencies/Standards/Validators/CurrencyValidation.php

<?php

namespace App\Classes\Modules\Currencies\Standards\Validators;

use App\Classes\General\Abstracts\AbstractValidation;
use App\Classes\Modules\Currencies\DataTransferObjects\CurrencyObject;

class CurrencyValidation extends AbstractValidation
{
    /**
     * @param CurrencyObject $object
     * @return array
     */
    protected function data($object): array 
    {
        return [
            'country_id' => $object->getCountryId(),
            'name' => $object->getName(),
            'short_code' => $object->getShortCode(),
            'symbol' => $object->getSymbol(),
        ];
    }

    /**
     * @return array
     */
    protected function rules(): array 
    {
        return [
            'country_id' => 'required',
            'name' => 'required',
            'short_code' => 'required',
            'short_code' => 'required',
        ];
    }

    /**
     * @return array
     */
    protected function messages(): array 
    {
        return [];
    }
}