<?php
namespace app\api\job;

use think\Db;
use think\queue\Job;
use app\common\QueueJob;
use app\common\QueueRedis;
use app\common\ReferenceCheckService;
use app\common\service\LLMService;

class ReferenceCheck
{
    private $oQueueJob;
    private $QueueRedis;
    private $completedExprie = 3600;

    public function __construct()
    {
        $this->oQueueJob = new QueueJob();
        $this->QueueRedis = QueueRedis::getInstance();
    }

    public function fire(Job $job, $data)
    {
        $this->oQueueJob->init($job);

        $rawBody = empty($job->getRawBody()) ? '' : $job->getRawBody();
        $jobData = empty($rawBody) ? [] : json_decode($rawBody, true);
        $jobId = empty($jobData['id']) ? 'unknown' : $jobData['id'];

        $sRedisKey = '';
        $sRedisValue = '';

        $this->oQueueJob->log("-----------队列任务开始-----------");
        $this->oQueueJob->log("当前任务ID: {$jobId}, 尝试次数: {$job->attempts()}");

        try {
            $checkId = intval(isset($data['check_id']) ? $data['check_id'] : 0);
            $sClassName = get_class($this);
            $sRedisKey = "queue_job:{$sClassName}:{$checkId}";
            $sRedisValue = uniqid() . '_' . getmypid();

            if (!$this->oQueueJob->acquireLock($sRedisKey, $sRedisValue, $job)) {
                return;
            }

            if ($checkId <= 0) {
                $job->delete();
                return;
            }

            $row = Db::name('article_reference_check_result')->where('id', $checkId)->find();
            if (empty($row)) {
                $job->delete();
                return;
            }

            if (intval($row['status']) === 1) {
                $job->delete();
                return;
            }

            try {
                $mainInfo = Db::name('article_main')->where('am_id', $row['am_id'])->find();
                $contentA = trim($mainInfo['content']);//trim((string)(isset($row['origin_text']) ? $row['origin_text'] : ''));
                if ($contentA === '' && !empty($row['content_a'])) {
                    $contentA = trim((string)$row['content_a']);
                }
                $contentB = trim((string)(isset($row['refer_text']) ? $row['refer_text'] : ''));

                if ($contentB === '' && intval($row['p_refer_id']) > 0) {
                    $refer = Db::name('production_article_refer')
                        ->where('p_refer_id', intval($row['p_refer_id']))
                        ->where('status', 0)
                        ->find();
                    if ($refer) {
                        $contentB = (new ReferenceCheckService())->formatReferForLlm($refer);
                    }
                }

                if ($contentA === '' || $contentB === '') {
                    $this->markFailed($checkId, 'Missing content_a or reference text');
                    $job->delete();
                    return;
                }

                $llm = new LLMService();
                $llmResult = $llm->checkReference($contentA, $contentB);
                $isMatch = !empty($llmResult['is_match']);

                Db::name('article_reference_check_result')->where('id', $checkId)->update([
                    'is_match'    => $isMatch ? 1 : 0,
                    'confidence'  => $llmResult['confidence'],
                    'reason'      => $llmResult['reason'],
                    'status'      => 1,
                    'error_msg'   => '',
                    'updated_at'  => date('Y-m-d H:i:s'),
                ]);

                $amId = intval(isset($row['am_id']) ? $row['am_id'] : 0);
                if ($amId > 0) {
                    (new ReferenceCheckService())->syncAmRefCheckStatus($amId);
                }
                $this->QueueRedis->finishJob($sRedisKey, 'completed', $this->completedExprie, $sRedisValue);
                $job->delete();
                $this->oQueueJob->log("任务执行成功 | 日志ID: {$sRedisKey}");
            } catch (\Exception $e) {
                $this->oQueueJob->log('ReferenceCheck error: ' . $e->getMessage());
                if ($job->attempts() >= 3) {
                    $this->markFailed($checkId, $e->getMessage());
                    $job->delete();
                    return;
                }
                $job->release(30);
            }
        } catch (\RuntimeException $e) {
            $this->oQueueJob->handleRetryableException($e, $sRedisKey, $sRedisValue, $job);
        } catch (\LogicException $e) {
            $this->oQueueJob->handleNonRetryableException($e, $sRedisKey, $sRedisValue, $job);
        } catch (\Exception $e) {
            $this->oQueueJob->handleRetryableException($e, $sRedisKey, $sRedisValue, $job);
        } finally {
            $this->oQueueJob->finnal();
        }
    }

    private function markFailed($checkId, $msg)
    {
        $row = Db::name('article_reference_check_result')->where('id', $checkId)->find();
        Db::name('article_reference_check_result')->where('id', $checkId)->update([
            'status'     => 2,
            'error_msg'  => mb_substr($msg, 0, 500),
            'updated_at' => date('Y-m-d H:i:s'),
        ]);
        $amId = empty($row) ? 0 : intval(isset($row['am_id']) ? $row['am_id'] : 0);
        if ($amId > 0) {
            (new ReferenceCheckService())->syncAmRefCheckStatus($amId);
        }
    }
}