package com.fdkankan.scene.service.impl;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.date.TimeInterval;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.net.multipart.UploadFile;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fdkankan.common.constant.CommonStatus;
import com.fdkankan.common.constant.ErrorCode;
import com.fdkankan.common.exception.BusinessException;
import com.fdkankan.common.util.FileUtils;
import com.fdkankan.db.response.PageInfo;
import com.fdkankan.fyun.face.FYunFileServiceInterface;
import com.fdkankan.model.constants.ConstantFilePath;
import com.fdkankan.model.constants.UploadFilePath;
import com.fdkankan.redis.constant.RedisKey;
import com.fdkankan.scene.bean.IconBean;
import com.fdkankan.scene.entity.*;
import com.fdkankan.scene.httpclient.ManageHttpClient;
import com.fdkankan.scene.mapper.ISceneEvidenceMapper;
import com.fdkankan.scene.service.ISceneEditInfoService;
import com.fdkankan.scene.service.ISceneEvidenceService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.fdkankan.scene.service.ISceneIconService;
import com.fdkankan.scene.service.IScenePlusService;
import com.fdkankan.scene.vo.*;
import com.fdkankan.web.response.ResultData;
import com.google.common.collect.Lists;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import java.io.File;
import java.io.IOException;
import java.util.*;
import java.util.stream.Collectors;

/**
 * <p>
 * 痕迹物证表 服务实现类
 * </p>
 *
 * @author 
 * @since 2025-08-08
 */
@Service
public class SceneEvidenceServiceImpl extends ServiceImpl<ISceneEvidenceMapper, SceneEvidence> implements ISceneEvidenceService {

    @Autowired
    private IScenePlusService scenePlusService;
    @Autowired
    private ISceneEditInfoService sceneEditInfoService;
    @Autowired
    private ISceneIconService sceneIconService;
    @Resource
    private ManageHttpClient manageHttpClient;
    @Autowired
    private FYunFileServiceInterface fYunFileServiceInterface;

    @Override
    public void saveEvidence(SaveEvidenceParamVO param) throws Exception {

        ScenePlus scenePlus = scenePlusService.getScenePlusByNum(param.getNum());
        if (scenePlus == null)
            throw new BusinessException(ErrorCode.FAILURE_CODE_5005);

        this.addOrUpdateData(param.getNum(), param.getDataList());

        this.addOrUpdateIcons(param.getNum(), param.getIcons());

        //保存数据库
        SceneEditInfo sceneEditInfo = sceneEditInfoService.getByScenePlusId(scenePlus.getId());
        this.saveEvidenceToSceneEditInfo(param.getNum(), sceneEditInfo);
        sceneEditInfoService.updateById(sceneEditInfo);
    }

    private void addOrUpdateData(String num, List<EvidenceParamVO> dataList) throws Exception{
        Set<String> sidList = dataList.stream().map(v->v.getSid()).collect(Collectors.toSet());
        List<SceneEvidence> sceneEvidences = this.listByNumAndSids(num, sidList);
        Map<String, SceneEvidence> dbMap = new HashMap<>();
        if(CollUtil.isNotEmpty(sceneEvidences)){
            dbMap = sceneEvidences.stream().collect(Collectors.toMap(v -> v.getSid(), v -> v));
        }
        Map<String, SceneEvidence> finalDbMap = dbMap;
        List<SceneEvidence> collect = dataList.stream().map(v -> {
            SceneEvidence sceneEvidence = finalDbMap.get(v.getSid());
            if (Objects.isNull(sceneEvidence)) {
                sceneEvidence = new SceneEvidence();
                sceneEvidence.setNum(num);
                sceneEvidence.setSid(v.getSid());
            }
            sceneEvidence.setUpdateTime(null);
            sceneEvidence.setEvidenceContent(v.getData());
            return sceneEvidence;
        }).collect(Collectors.toList());
        this.saveOrUpdateBatch(collect);
    }

    private void addOrUpdateIcons(String num, List<String> icons) throws Exception{
        if(CollUtil.isEmpty(icons)){
            return;
        }
        List<SceneIcon> sceneIconList = icons.stream().map(v -> {
            String sid = v.split(".")[0];
            SceneIcon sceneIcon = new SceneIcon();
            sceneIcon.setNum(num);
            sceneIcon.setSid(sid);
            sceneIcon.setFileName(v);
            sceneIcon.setBizType("evidence");
            return sceneIcon;
        }).collect(Collectors.toList());
        sceneIconService.saveBatch(sceneIconList);
    }

    @Override
    public void saveEvidenceToSceneEditInfo(String num, SceneEditInfo sceneEditInfo){
        long count = this.count(new LambdaQueryWrapper<SceneEvidence>().eq(SceneEvidence::getNum, num));
        sceneEditInfo.setEvidence(count > 0 ? CommonStatus.YES.code() : CommonStatus.NO.code());
        sceneEditInfo.setVersion(sceneEditInfo.getVersion() + 1);
    }

    @Override
    public List<SceneEvidence> listByNumAndSids(String num, Set<String> sids) {
        return this.list(new LambdaQueryWrapper<SceneEvidence>().eq(SceneEvidence::getNum, num).in(SceneEvidence::getSid, sids));
    }

    @Override
    public List<SceneEvidence> listByNum(String num) {
        return this.list(new LambdaQueryWrapper<SceneEvidence>().eq(SceneEvidence::getNum, num).orderByDesc(SceneEvidence::getUpdateTime));
    }

    @Override
    public void deleteEvidence(DeleteSidListParamVO param) {
        ScenePlus scenePlus = scenePlusService.getScenePlusByNum(param.getNum());
        if (scenePlus == null)
            throw new BusinessException(ErrorCode.FAILURE_CODE_5005);

        //处理删除状态数据
//        this.deleteHotData(param.getNum(), deleteSidList, bucket);
        this.remove(new LambdaQueryWrapper<SceneEvidence>().eq(SceneEvidence::getNum, param.getNum()).in(SceneEvidence::getSid, param.getSidList()));

//        //删除导览中的热点数据
//        this.deleteHotDataFromTourJson(param.getNum(), param.getSidList(), bucket);

        //保存数据库
        SceneEditInfo sceneEditInfo = sceneEditInfoService.getByScenePlusId(scenePlus.getId());
        sceneEditInfoService.saveTagsToSceneEditInfo(param.getNum(), sceneEditInfo);
        sceneEditInfoService.updateById(sceneEditInfo);
    }

    @Override
    public JSONObject listEvidences(String num) {
        JSONObject result = new JSONObject();
        List<SceneEvidence> sceneEvidences = this.listByNum(num);
        List<JSONObject> evidenceContent = sceneEvidences.stream().map(v -> v.getEvidenceContent()).collect(Collectors.toList());
        result.put("evidences", evidenceContent);
        Set<String> sceneIconList = sceneIconService.listByNum(num, "evidence").stream().map(v->v.getFileName()).collect(Collectors.toSet());
        result.put("icons", this.sortIcons(evidenceContent, sceneIconList));
        return result;
    }

    private List<String> sortIcons(List<JSONObject> evidences, Set<String> icons){

        //统计使用频次
        List<IconBean> iconBeans = Lists.newArrayList();
        for (String icon : icons) {
            int count = 0;
            for (JSONObject tag : evidences) {
                String sid = tag.getString("icon");
                if(StrUtil.isEmpty(sid) || !icon.equals(sid)){
                    continue;
                }
                ++count;
            }
            iconBeans.add(IconBean.builder().icon(icon).count(count).build());
        }

        //排序
        List<String> iconList = iconBeans.stream().sorted(Comparator.comparing(IconBean::getCount).reversed())
                .map(item -> {
                    return item.getIcon();
                }).collect(Collectors.toList());

        return iconList;
    }

    @Override
    public void deleteIcons(DeleteHotIconParamVO param) {
        sceneIconService.remove(
                new LambdaQueryWrapper<SceneIcon>()
                        .eq(SceneIcon::getBizType, "evidence")
                        .eq(SceneIcon::getNum, param.getNum())
                        .in(SceneIcon::getFileName, param.getFileNameList()));
    }

    @Override
    public ResultData<List<JSONObject>> traceEvidenceList(JSONObject param) {
        ResultData<List<JSONObject>> resultData = manageHttpClient.traceEvidenceList(param);
        return resultData;
    }

    @Override
    public ResultData traceEvidenceInfoList(TraceEvidenceInfoListParamVo param) {
        if(StrUtil.isEmpty(param.getKno())){
            return ResultData.ok(new PageInfo<>());
        }
        return manageHttpClient.traceEvidenceInfoList(param);
    }

    @Override
    public ResultData refreshTraceEvidenceInfoList(String kno) {
        return manageHttpClient.refreshTraceEvidenceInfoList(kno);
    }

    @Override
    public ResultData syncTraceEvidence(SaveEvidenceParamVO param) throws Exception {
        ScenePlus scenePlus = scenePlusService.getScenePlusByNum(param.getNum());
        if (scenePlus == null)
            throw new BusinessException(ErrorCode.FAILURE_CODE_5005);

        List<JSONObject> collect = param.getDataList().stream().map(v -> {
            JSONObject data = v.getData();
            JSONArray medias = data.getJSONArray("media");
            if (CollUtil.isNotEmpty(medias)) {
                medias.stream().forEach(m -> {
                    JSONObject media = (JSONObject) m;
                    String path = media.getString("path");
                    String fileName = FileUtil.getName(path);
                    String newFileName = UUID.randomUUID().toString() + "." + FileUtil.extName(fileName);
                    String meshKey = String.format(UploadFilePath.USER_EDIT_PATH, param.getNum()) + newFileName;
                    fYunFileServiceInterface.copyFileInBucket(path, meshKey);
                    media.put("src", newFileName);
                });
            }
            return data;
        }).collect(Collectors.toList());

        this.saveEvidence(param);

        return ResultData.ok(collect);
    }

    @Override
    public void pushEvidence(BaseJsonArrayParamVO param) {
        ScenePlus scenePlus = scenePlusService.getScenePlusByNum(param.getNum());
        String kNo = scenePlus.getKNo();
        for (JSONObject datum : param.getData()) {
            manageHttpClient.push(datum);
        }
    }

    @Override
    public void uploadScreenshot(MultipartFile[] files, String num) throws IOException {
        ScenePlus scenePlus = scenePlusService.getScenePlusByNum(num);
        if(scenePlus == null){
            throw new BusinessException(ErrorCode.FAILURE_CODE_5005);
        }
        if(StrUtil.isEmpty(scenePlus.getKNo())){
            return;
        }

        List<String> urlList = new ArrayList<>();
        for (MultipartFile file : files) {
            String fileName = file.getOriginalFilename();
            // 获取文件后缀
            String extName = fileName.substring(fileName.lastIndexOf(".")).toLowerCase();
            fileName = UUID.randomUUID().toString().concat(extName);
            String path = String.format(ConstantFilePath.SCENE_TMP_PATH_V4, num).concat(fileName);
            FileUtil.mkParentDirs(path);
            file.transferTo(new File(path));
            String ossPath = String.format(UploadFilePath.SCENE_NUM_PATH, num) + "screenshot/" + fileName;
            fYunFileServiceInterface.uploadFile(path, ossPath);
            urlList.add(ossPath);
            FileUtils.delFile(path);
        }

        //调用案件系统接口,进行推送
        JSONObject param = new JSONObject();
        param.put("kno", scenePlus.getKNo());
        param.put("fileList", urlList);
        manageHttpClient.pushScreenshot(param);


    }
}