<?php

declare(strict_types=1);

namespace App\Request\v3;

use App\Request\BaseFormRequest;

class ShopCartUpdateRequest extends BaseFormRequest
{

    /**
     * Get the validation rules that apply to the request.
     */
    public function rules(): array
    {
        return [
            'goods_id' => 'required|nonempty|integer',
            'num' => 'required|integer',
            'user_id' => 'required|nonempty|integer|exists:lanzu_user,id',
        ];
    }

    /**
     * @return array
     */
    public function messages(): array
    {
        return [
            'user_id.*' => ':attribute无效',
            'goods_id.*' => ':attribute无效',
            'num.*' => ':attribute无效',
        ];
    }

    public function attributes(): array
    {
        return [
            'user_id' => '用户id',
            'goods_id' => '商品ID',
            'num' => '数量',
        ];
    }
}