ldc-boutique-cnc/app/Http/Requests/Fo/Customers/UpdateInfosRequest.php

<?php

namespace App\Http\Requests\Fo\Customers;

use App\Rules\Adult;

class UpdateInfosRequest extends CreateAccountRequest
{
    /** @var array */
    private static $skeleton = [
        'lastname',
        'firstname',
        'phone',
        'address',
        'postcode',
        'city',
        'opt_in',
        'birth_date'
    ];

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return \array_intersect_key(
            [
                'birth_date' => [
                    'required',
                    new Adult(trans('Vous devez être majeur pour utiliser le site.'))
                ],
            ],
            parent::rules(),
            \array_flip(self::$skeleton)
        );
    }
}