kknongchang_2506/app/Module/AppGame/Handler/Land/PesticideHandler.php

<?php

namespace App\Module\AppGame\Handler\Land;

use App\Module\AppGame\Handler\BaseHandler;
use App\Module\Farm\Services\CropService;
use App\Module\Farm\Enums\DISASTER_TYPE;
use Google\Protobuf\Internal\Message;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Uraus\Kku\Request\RequestLandPesticide;
use Uraus\Kku\Response\ResponseLandPesticide;
use UCore\Exception\LogicException;

/**
 * 处理除虫操作请求
 * Pesticide
 *
 */
class PesticideHandler extends BaseHandler
{
    /**
     * 是否需要登录
     * @var bool
     */
    protected bool $need_login = true;

    /**
     * 处理除虫操作请求
     *
     * @param RequestLandPesticide $data 除虫操作请求数据
     * @return ResponseLandPesticide 除虫操作响应
     */
    public function handle(Message $data): Message
    {
        // 创建响应对象
        $response = new ResponseLandPesticide();

            // 获取请求参数
            $landId = $data->getLandId();
            $userItemId = $data->getItemId();
            $userId = $this->user_id;

            // 先进行验证，避免不必要的事务开销
            $validation = new \App\Module\Farm\Validations\DisasterRemovalValidation([
                'user_id' => $userId,
                'land_id' => $landId,
                'item_id' => $userItemId,
                'disaster_type' => DISASTER_TYPE::PEST->value
            ]);

            // 验证数据
            $validation->validated();
        try {

            // 验证通过后，开启事务
            DB::beginTransaction();

            // 执行业务逻辑（不再需要验证）
            $result = CropService::removeDisasterWithItem(
                $userId,
                $landId,
                $userItemId,
                DISASTER_TYPE::PEST->value,
                'land_pesticide'
            );

            // 提交事务
            DB::commit();


        

        }  catch (\Exception $e) {
            // 系统异常，需要回滚事务
            if (DB::transactionLevel() > 0) {
                DB::rollBack();
            }

            Log::error('除虫操作异常', [
                'user_id' => $this->user_id,
                'land_id' => $landId ?? null,
                'item_id' => $userItemId ?? null,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString()
            ]);

            // 重新抛出异常，交由框架处理
            throw $e;
        }

        return $response;
    }
}