<?php

namespace App\Module\AppGame\Handler\Pet;

use App\Module\AppGame\Handler\BaseHandler;
use App\Module\AppGame\Validations\PetVegetealValidation;
use App\Module\Pet\Services\PetStealService;
use Google\Protobuf\Internal\Message;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Uraus\Kku\Request\RequestPetVegeteal;
use Uraus\Kku\Response\ResponsePetVegeteal;
use UCore\Exception\LogicException;

/**
 * 处理宠物偷菜请求
 * 
 * 处理宠物偷菜功能，包括验证请求参数、执行偷菜逻辑、返回偷菜结果
 */
class VegetealHandler extends BaseHandler
{
    /**
     * 是否需要登录
     *
     * @var bool
     */
    protected bool $need_login = true;

    /**
     * 处理宠物偷菜请求
     *
     * @param RequestPetVegeteal $data 宠物偷菜请求数据
     * @return ResponsePetVegeteal 宠物偷菜响应
     */
    public function handle(Message $data): Message
    {
        // 创建验证对象
        $validation = PetVegetealValidation::makeByProrobufUser($data);
        // 验证请求数据
        $validation->validated();
        // 验证完成

        // 获取请求参数
        $targetUserId = $validation->getSafe('user_id');  // 被偷的玩家ID
        $petId = $validation->getSafe('pet_id');          // 宠物ID
        $plantId = $validation->getSafe('plant_id');      // 作物ID
        $stealerId = $this->user_id;                      // 偷菜者用户ID

        // 创建响应对象
        $response = new ResponsePetVegeteal();

        try {
            // 开启事务执行偷菜操作
            $stealResult = DB::transaction(function () use ($stealerId, $targetUserId, $plantId, $petId) {
                return PetStealService::stealCrop($stealerId, $targetUserId, $plantId, $petId);
            });

            // 记录偷菜操作日志
            Log::info('宠物偷菜操作', [
                'stealer_id' => $stealerId,
                'target_user_id' => $targetUserId,
                'pet_id' => $petId,
                'plant_id' => $plantId,
                'success' => $stealResult->success,
                'defended' => $stealResult->defended,
                'steal_amount' => $stealResult->stealAmount,
                'item_id' => $stealResult->itemId,
                'steal_log_id' => $stealResult->stealLogId,
                'pick_log_id' => $stealResult->pickLogId,
            ]);

            // 根据偷菜结果设置响应
            if ($stealResult->success) {
                // 偷菜成功
                Log::info('偷菜成功', [
                    'stealer_id' => $stealerId,
                    'target_user_id' => $targetUserId,
                    'steal_amount' => $stealResult->stealAmount,
                    'item_id' => $stealResult->itemId,
                ]);
            } elseif ($stealResult->defended) {
                // 被防御 - 抛出异常返回失败状态
                Log::info('偷菜被防御', [
                    'stealer_id' => $stealerId,
                    'target_user_id' => $targetUserId,
                    'stealer_pet_id' => $stealResult->stealerPetId,
                    'target_pet_id' => $stealResult->targetPetId,
                ]);
                throw new LogicException('偷菜被防御，偷菜失败');
            } else {
                // 偷菜失败
                Log::warning('偷菜失败', [
                    'stealer_id' => $stealerId,
                    'target_user_id' => $targetUserId,
                    'fail_reason' => $stealResult->failReason,
                ]);
                throw new LogicException($stealResult->failReason ?? '偷菜失败');
            }

        } catch (LogicException $e) {
            // 业务逻辑异常，记录日志并重新抛出
            Log::warning('偷菜业务逻辑异常', [
                'stealer_id' => $stealerId,
                'target_user_id' => $targetUserId,
                'pet_id' => $petId,
                'plant_id' => $plantId,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString(),
            ]);
            throw $e;
        } catch (\Exception $e) {
            // 其他异常，记录日志并重新抛出
            Log::error('偷菜操作异常', [
                'stealer_id' => $stealerId,
                'target_user_id' => $targetUserId,
                'pet_id' => $petId,
                'plant_id' => $plantId,
                'error' => $e->getMessage(),
                'trace' => $e->getTraceAsString(),
            ]);
            throw $e;
        }

        return $response;
    }
}