ldc-groupe/app/Http/Requests/Front/PostsRequest.php

<?php

namespace App\Http\Requests\Front;

use App\Traits\Requests\Api\HasLaravelFailedValidation;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\Rule;

class PostsRequest extends FormRequest
{
    use HasLaravelFailedValidation;
    /**
     * Get the validation rules that apply to the request.
     *
     * @return array<string, \Illuminate\Contracts\Validation\ValidationRule|array<mixed>|string>
     */
    public function rules(): array
    {
        return [
            'page'            => 'required|integer',
            'category'        => 'required|string',
            'locale'          => ['required', 'string', Rule::in(config('app.locales'))],
            'filters'         => 'nullable|array',
            'filters.order'   => 'nullable|string|in:asc,desc',
            'filters.tags'    => 'nullable|array',
            'filters.tags.*'  => 'string',
            'filters.years'   => 'nullable|array',
            'filters.years.*' => 'string',
        ];
    }
}