ldc-gen-game-web/app/Http/Requests/Bo/Codes/GenerateCodesRequest.php

<?php

namespace App\Http\Requests\Bo\Codes;

use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Support\Facades\Gate;

class GenerateCodesRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return boolean
     */
    public function authorize(): bool
    {
        return Gate::check('generate', Code::class) and $this->json();
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array<string,string>
     */
    public function rules(): array
    {
        return [
            'quantity' => 'required|integer|min:1'
        ];
    }

    /**
     * Get custom attributes for validator errors.
     *
     * @return array<string,string>
     */
    public function attributes(): array
    {
        return [
            'quantity' => trans('validation.custom.quantity')
        ];
    }
}