shuijiao_task_hyperf/app/Request/Api/v1/Common/MessageRequest.php

<?php

declare(strict_types=1);

namespace App\Request\Api\v1\Common;

use Hyperf\Validation\Request\FormRequest;

class MessageRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     */
    public function authorize(): bool
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     */
    public function rules(): array
    {
        return [
            'page'    => 'required|integer:strict',
            'list_rows'    => 'required|integer:strict',
        ];
    }

    /**
     * 获取已定义验证规则的错误消息
     */
    public function messages(): array
    {
        return [
            'page.required' => '页码不能为空',
        ];
    }

    /**
     * 验证的各字段的含义
     * @return array|string[]
     */
    public function attributes(): array
    {
        return [
            'page' => '页码',
        ];
    }

    /**
     * 表单请求后钩子
     * @param $validator
     */
    public function withValidator($validator)
    {
        $validator->after(function ($validator) {
            //获取参数
            $params = $this->validationData();

            if (isset($params['page']) && $params['page'] <= 0) {
                return $validator->errors()->add('page', 'page 数据有误');
            }

            if (isset($params['list_rows']) && $params['page'] <= 0) {
                return $validator->errors()->add('list_rows', 'list_rows 数据有误');
            }

        });
    }
}