<?php

namespace app\command;

use think\console\Command;
use think\console\Input;
use think\console\Output;
use think\Db;
use app\common\service\WechatAccountHealthScoreService;

/**
 * 检测和修复s2_wechat_account表中wechatId和alias不一致的问题
 * 同时更新isModifiedAlias字段和健康分
 */
class CheckAndFixWechatAccountCommand extends Command
{
    protected function configure()
    {
        $this->setName('wechat:check-and-fix')
            ->setDescription('检测和修复s2_wechat_account表中wechatId和alias不一致的问题，并更新健康分');
    }

    protected function execute(Input $input, Output $output)
    {
        $output->writeln("开始检测和修复s2_wechat_account表...");
        
        try {
            // 1. 检测wechatId和alias不一致的记录
            $output->writeln("步骤1: 检测wechatId和alias不一致的记录...");
            $inconsistentAccounts = $this->findInconsistentAccounts();
            $output->writeln("发现 " . count($inconsistentAccounts) . " 条不一致记录");
            
            if (empty($inconsistentAccounts)) {
                $output->writeln("没有发现不一致的记录，任务完成！");
                return;
            }
            
            // 2. 修复不一致的记录
            $output->writeln("步骤2: 修复不一致的记录...");
            $fixedCount = $this->fixInconsistentAccounts($inconsistentAccounts);
            $output->writeln("已修复 " . $fixedCount . " 条记录");
            
            // 3. 更新isModifiedAlias字段
            $output->writeln("步骤3: 更新isModifiedAlias字段...");
            $updatedCount = $this->updateModifiedAliasFlag();
            $output->writeln("已更新 " . $updatedCount . " 条记录的isModifiedAlias字段");
            
            // 4. 重新计算健康分
            $output->writeln("步骤4: 重新计算健康分...");
            $healthScoreService = new WechatAccountHealthScoreService();
            $accountIds = array_column($inconsistentAccounts, 'id');
            $stats = $healthScoreService->batchCalculateAndUpdate($accountIds, 100);
            $output->writeln("健康分计算完成：成功 " . $stats['success'] . " 条，失败 " . $stats['failed'] . " 条");
            
            if (!empty($stats['errors'])) {
                $output->writeln("错误详情：");
                foreach ($stats['errors'] as $error) {
                    $output->writeln("  账号ID {$error['accountId']}: {$error['error']}");
                }
            }
            
            $output->writeln("任务完成！");
            
        } catch (\Exception $e) {
            $output->writeln("错误: " . $e->getMessage());
            $output->writeln($e->getTraceAsString());
        }
    }
    
    /**
     * 查找wechatId和alias不一致的记录
     * 
     * @return array
     */
    private function findInconsistentAccounts()
    {
        // 查找wechatId和alias不一致的记录
        // 条件：wechatId不为空，alias不为空，且wechatId != alias
        $accounts = Db::table('s2_wechat_account')
            ->where('isDeleted', 0)
            ->where('wechatId', '<>', '')
            ->where('alias', '<>', '')
            ->whereRaw('wechatId != alias')
            ->field('id, wechatId, alias, nickname, isModifiedAlias')
            ->select();
        
        return $accounts ?: [];
    }
    
    /**
     * 修复不一致的记录
     * 策略：从s2_wechat_friend表中查找最新的alias值来更新
     * 
     * @param array $accounts 不一致的账号列表
     * @return int 修复数量
     */
    private function fixInconsistentAccounts($accounts)
    {
        $fixedCount = 0;
        
        foreach ($accounts as $account) {
            $wechatId = $account['wechatId'];
            
            // 从s2_wechat_friend表中查找最新的alias值
            $latestAlias = Db::table('s2_wechat_friend')
                ->where('wechatId', $wechatId)
                ->where('alias', '<>', '')
                ->order('updateTime', 'desc')
                ->value('alias');
            
            // 如果找到了最新的alias，则更新
            if (!empty($latestAlias) && $latestAlias !== $account['alias']) {
                Db::table('s2_wechat_account')
                    ->where('id', $account['id'])
                    ->update([
                        'alias' => $latestAlias,
                        'updateTime' => time()
                    ]);
                $fixedCount++;
            }
        }
        
        return $fixedCount;
    }
    
    /**
     * 更新isModifiedAlias字段
     * 如果wechatId和alias不一致，则标记为已修改
     * 
     * @return int 更新数量
     */
    private function updateModifiedAliasFlag()
    {
        // 更新isModifiedAlias字段：wechatId != alias 的记录标记为1
        $updatedCount = Db::table('s2_wechat_account')
            ->where('isDeleted', 0)
            ->where('wechatId', '<>', '')
            ->where('alias', '<>', '')
            ->whereRaw('wechatId != alias')
            ->update([
                'isModifiedAlias' => 1,
                'updateTime' => time()
            ]);
        
        // 更新isModifiedAlias字段：wechatId == alias 的记录标记为0
        Db::table('s2_wechat_account')
            ->where('isDeleted', 0)
            ->where('wechatId', '<>', '')
            ->where('alias', '<>', '')
            ->whereRaw('wechatId = alias')
            ->update([
                'isModifiedAlias' => 0,
                'updateTime' => time()
            ]);
        
        return $updatedCount;
    }
}