<?php

namespace App\Module\Game\Commands;

use App\Module\Game\Models\GameRewardGroup;
use App\Module\Game\Models\GameRewardItem;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\File;

/**
 * 导入奖励组配置命令
 */
class ImportRewardGroupsCommand extends Command
{
    /**
     * 命令名称
     *
     * @var string
     */
    protected $signature = 'game:import-reward-groups {file : JSON配置文件路径}';

    /**
     * 命令描述
     *
     * @var string
     */
    protected $description = '从JSON文件导入奖励组配置';

    /**
     * 执行命令
     *
     * @return int
     */
    public function handle()
    {
        $filePath = $this->argument('file');
        
        // 检查文件是否存在
        if (!File::exists($filePath)) {
            $this->error("文件不存在: {$filePath}");
            return 1;
        }
        
        // 读取JSON文件
        $content = File::get($filePath);
        $data = json_decode($content, true);
        
        if (json_last_error() !== JSON_ERROR_NONE) {
            $this->error("JSON解析错误: " . json_last_error_msg());
            return 1;
        }
        
        if (!isset($data['reward_groups']) || !is_array($data['reward_groups'])) {
            $this->error("无效的JSON格式，缺少reward_groups数组");
            return 1;
        }
        
        $groups = $data['reward_groups'];
        $this->info("找到 " . count($groups) . " 个奖励组配置");
        
        // 开始导入
        $importedCount = 0;
        $skippedCount = 0;
        $errorCount = 0;
        
        foreach ($groups as $groupData) {
            try {
                // 检查必要字段
                if (!isset($groupData['code']) || !isset($groupData['name'])) {
                    $this->warn("跳过无效的奖励组配置: 缺少code或name字段");
                    $skippedCount++;
                    continue;
                }
                
                // 检查奖励组是否已存在
                $existingGroup = GameRewardGroup::where('code', $groupData['code'])->first();
                if ($existingGroup) {
                    $this->warn("跳过已存在的奖励组: {$groupData['code']}");
                    $skippedCount++;
                    continue;
                }
                
                // 开始事务
                DB::beginTransaction();
                
                // 创建奖励组
                $group = new GameRewardGroup();
                $group->name = $groupData['name'];
                $group->code = $groupData['code'];
                $group->description = $groupData['description'] ?? '';
                $group->is_random = $groupData['is_random'] ?? false;
                $group->random_count = $groupData['random_count'] ?? 1;
                $group->save();
                
                // 创建奖励项
                if (isset($groupData['items']) && is_array($groupData['items'])) {
                    foreach ($groupData['items'] as $itemData) {
                        $item = new GameRewardItem();
                        $item->group_id = $group->id;
                        $item->reward_type = $itemData['reward_type'];
                        $item->target_id = $itemData['target_id'];
                        $item->param1 = $itemData['param1'] ?? 0;
                        $item->param2 = $itemData['param2'] ?? 0;
                        $item->quantity = $itemData['quantity'] ?? 1;
                        $item->weight = $itemData['weight'] ?? 1.0;
                        $item->is_guaranteed = $itemData['is_guaranteed'] ?? false;
                        $item->extra_data = $itemData['extra_data'] ?? null;
                        $item->save();
                    }
                }
                
                // 提交事务
                DB::commit();
                
                $this->info("导入奖励组成功: {$groupData['code']}");
                $importedCount++;
            } catch (\Exception $e) {
                // 回滚事务
                DB::rollBack();
                
                $this->error("导入奖励组失败: {$e->getMessage()}");
                $errorCount++;
            }
        }
        
        $this->info("导入完成: 成功 {$importedCount}, 跳过 {$skippedCount}, 失败 {$errorCount}");
        return 0;
    }
}