<?php

namespace App\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Contracts\Validation\Validator;
use Illuminate\Http\Exceptions\HttpResponseException;

/**
 * 基础请求验证类
 */
abstract class BaseRequest extends FormRequest
{
    /**
     * 验证是否通过
     */
    public function authorize(): bool
    {
        return true;
    }

    /**
     * 验证失败时的处理
     */
    protected function failedValidation(Validator $validator)
    {
        $response = response()->json([
            'success' => false,
            'data' => null,
            'msg' => $validator->errors()->first(),
            'message' => $validator->errors()->first(),
            'code' => 400,
        ], 400);

        throw new HttpResponseException($response);
    }

    /**
     * 获取公共验证规则
     */
    protected function getCommonRules(): array
    {
        return [
            'page' => 'sometimes|integer|min:1',
            'page_size' => 'sometimes|integer|min:1|max:100',
        ];
    }

    /**
     * 获取公共验证消息
     */
    protected function getCommonMessages(): array
    {
        return [
            'page.integer' => '页码必须是数字',
            'page.min' => '页码不能小于1',
            'page_size.integer' => '每页数量必须是数字',
            'page_size.min' => '每页数量不能小于1',
            'page_size.max' => '每页数量不能超过100',
        ];
    }

    /**
     * 合并验证规则
     */
    public function rules(): array
    {
        $commonRules = $this->getCommonRules();
        $specificRules = $this->getSpecificRules();

        return array_merge($commonRules, $specificRules);
    }

    /**
     * 合并验证消息
     */
    public function messages(): array
    {
        $commonMessages = $this->getCommonMessages();
        $specificMessages = $this->getSpecificMessages();

        return array_merge($commonMessages, $specificMessages);
    }

    /**
     * 获取特定的验证规则（子类实现）
     */
    abstract protected function getSpecificRules(): array;

    /**
     * 获取特定的验证消息（子类实现）
     */
    abstract protected function getSpecificMessages(): array;
}