package com.fdkankan.openApi.service.www.impl;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.dynamic.datasource.annotation.DS;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.fdkankan.common.constant.*;
import com.fdkankan.common.exception.BusinessException;
import com.fdkankan.common.util.DateUtil;
import com.fdkankan.common.util.FileUtils;
import com.fdkankan.fyun.config.FYunFileConfig;
import com.fdkankan.fyun.face.FYunFileServiceInterface;
import com.fdkankan.model.constants.ConstantFilePath;
import com.fdkankan.model.constants.UploadFilePath;
import com.fdkankan.model.utils.ComputerUtil;
import com.fdkankan.model.utils.CreateObjUtil;
import com.fdkankan.openApi.bean.www.SceneJsonBean;
import com.fdkankan.openApi.common.PageInfo;
import com.fdkankan.openApi.entity.www.*;
import com.fdkankan.openApi.mapper.www.IScenePlusMapper;
import com.fdkankan.openApi.service.www.*;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.fdkankan.openApi.vo.www.CreateFicTitiousSceneParamVO;
import com.fdkankan.openApi.vo.www.SceneEditControlsVO;
import com.fdkankan.openApi.vo.www.SceneVO;
import com.fdkankan.redis.constant.RedisKey;
import com.fdkankan.redis.util.RedisUtil;
import com.fdkankan.web.response.ResultData;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import java.io.File;
import java.util.*;
import java.util.stream.Collectors;

/**
 * <p>
 * 场景主表 服务实现类
 * </p>
 *
 * @author 
 * @since 2023-02-15
 */
@DS("www")
@Service
public class ScenePlusServiceImpl extends ServiceImpl<IScenePlusMapper, ScenePlus> implements IScenePlusService {

    @Value("${main.url}")
    private String mainUrl;
    @Value("${scene.pro.new.url}")
    private String sceneUrl;

    @Autowired
    private FYunFileServiceInterface fYunFileService;
    @Autowired
    private ISceneEditInfoService sceneEditInfoService;
    @Autowired
    private IScenePlusExtService scenePlusExtService;
    @Autowired
    private ISceneEditInfoExtService sceneEditInfoExtService;
    @Autowired
    private ISceneEditControlsService sceneEditControlsService;
    @Autowired
    private RedisUtil redisUtil;

    @Autowired
    private ICameraService cameraService;

    @Autowired
    private FYunFileConfig fYunFileConfig;

    @Override
    public ScenePlus getByNum(String num) {
        return this.getOne(new LambdaQueryWrapper<ScenePlus>().eq(ScenePlus::getNum, num));
    }

    @Override
    public ResultData createVirtualScene(CreateFicTitiousSceneParamVO param) throws Exception {

        this.checkParams4createVirtualScene(param);

        this.buildScene4CreateVirtualScene(param);

        String website = this.updateScene4CreateVirtualScene(param);

        return ResultData.ok(website);
    }

    private void checkParams4createVirtualScene(CreateFicTitiousSceneParamVO param){
        SceneFrom sceneFrom = SceneFrom.get(param.getSceneFrom());
        if(Objects.isNull(sceneFrom)){
            throw new BusinessException(ErrorCode.PARAM_ERROR.code(), "sceneFrom错误");
        }
        Integer sceneSource = null;
        switch (sceneFrom){
            case SXZ:
                sceneSource = SceneSource.YJHZ.code();
                break;
        }
        if(Objects.isNull(sceneSource)){
            throw new BusinessException(ErrorCode.PARAM_ERROR.code(), "sceneFrom错误");
        }
        param.setSceneSource(sceneSource);
    }

    private void buildScene4CreateVirtualScene(CreateFicTitiousSceneParamVO param) throws Exception {

        String num = param.getNum();
        String objName = param.getObjName();
        String mtlName = param.getMtlName();

        String localImagePath = String.format(ConstantFilePath.SCENE_IMAGES_PATH_V4, num);
        String ossImagePath = String.format(UploadFilePath.IMG_VIEW_PATH, num);

        String ossObjPath = ossImagePath + objName;
        if(!fYunFileService.fileExist(ossObjPath)){
            throw new BusinessException(ErrorCode.FAILURE_CODE_4001, objName);
        }

        String ossMtlPath = ossImagePath + mtlName;
        if(!fYunFileService.fileExist(ossMtlPath)){
            throw new BusinessException(ErrorCode.FAILURE_CODE_4001, mtlName);
        }

        String ossTexturePath = ossImagePath + "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k_texture_jpg_high1/";
//        if(CollUtil.isEmpty(fYunFileService.listRemoteFiles(ossTexturePath))){
//            throw new BusinessException(ErrorCode.FAILURE_CODE_4001, "贴图");
//        }

        String ossVisionTxtPath = ossImagePath + "vision.txt";
        if(!fYunFileService.fileExist(ossVisionTxtPath)){
            throw new BusinessException(ErrorCode.FAILURE_CODE_4001, "vision.txt");
        }

        FileUtil.del(localImagePath + "/result/");
        FileUtil.del(localImagePath + "extras/");
        fYunFileService.downloadFile(ossObjPath, localImagePath + "extras/" + "mesh.obj");
        fYunFileService.downloadFile(ossMtlPath, localImagePath + "extras/" + mtlName);
        fYunFileService.downloadFileByCommand(localImagePath + "extras/", ossTexturePath);
        fYunFileService.downloadFile(ossVisionTxtPath, localImagePath + "vision.txt");

        //创建data.json
        JSONObject dataJson = new JSONObject();
        dataJson.put("obj2txt", true);
        dataJson.put("split_type", "SPLIT_V6");
        dataJson.put("data_describe", "double spherical");
        dataJson.put("skybox_type", "SKYBOX_V5");
        FileUtil.writeUtf8String(dataJson.toJSONString(), localImagePath + "data.json");

        //调用objToTxt算法
        CreateObjUtil.build3dModel(localImagePath, "");
        Thread.sleep(2000);

        String uploadJsonPath = localImagePath + "results/upload.json";
        boolean exist = ComputerUtil.checkComputeCompleted(uploadJsonPath, 3, 3000);
        if(!exist){
            throw new BusinessException(ErrorCode.FAILURE_CODE_5042);
        }
        String uploadData = FileUtils.readFile(uploadJsonPath);
        JSONObject uploadJson = null;
        JSONArray array = null;
        if(uploadData!=null) {
            uploadJson = JSONObject.parseObject(uploadData);
            array = uploadJson.getJSONArray("upload");
        }
        if(array == null){
            log.error("upload.json数据出错");
            throw new BusinessException(ErrorCode.FAILURE_CODE_5012);
        }

        Map<String,String> map = new HashMap<String,String>();
        JSONObject fileJson = null;
        String fileName = "";
        for(int i = 0, len = array.size(); i < len; i++) {
            fileJson = array.getJSONObject(i);
            fileName = fileJson.getString("file");
            String filePath = localImagePath + "results/" + fileName;
            //文件不存在抛出异常
            if(!FileUtil.exist(filePath)){
                throw new BusinessException(ErrorCode.FAILURE_CODE_4002, filePath);
            }

            //tex文件夹
            if (fileJson.getIntValue("clazz") == 15) {
                map.put(filePath, ossImagePath + "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k_texture_jpg_high1/" + fileName.replace("tex/", ""));
                continue;
            }
        }

        CreateObjUtil.convertTxtToDam(localImagePath + "results/" + "modeldata.txt", localImagePath + "results/" + "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam");
//        CreateObjUtil.convertDamToLzma(imagesBuffer.toString() + File.separator + "results" +File.separator+ "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam");
//        CreateObjUtil.convertTxtToDam(imagesBuffer.toString() + File.separator + "results" +File.separator+"modeldata.txt", imagesBuffer.toString() + File.separator + "results" + File.separator+ "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam");
//        map.put(imagesBuffer.toString() + File.separator + "results" +File.separator+"dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam.lzma", "images/images"+param.getNum()+"/"+"dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam.lzma");
        map.put(localImagePath + "results/" + "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam", ossImagePath + "dacf7dfa24ae47fab8fcebfe4dc41ab9_50k.dam");

        FileUtils.deleteFile(localImagePath + "vision.modeldata");
        CreateObjUtil.convertTxtToVisionmodeldata(localImagePath + "vision.txt", localImagePath + "vision.modeldata");
        map.put(localImagePath + "vision.modeldata", ossImagePath + "vision.modeldata");

        fYunFileService.uploadMulFiles(map);

    }

    private String updateScene4CreateVirtualScene(CreateFicTitiousSceneParamVO param){

        ScenePlus scenePlus = this.getByNum(param.getNum());
        ScenePlusExt scenePlusExt = null;
        SceneEditInfo sceneEditInfo = null;
        SceneEditInfoExt sceneEditInfoExt = null;
        SceneEditControls sceneEditControls = null;
        if(Objects.nonNull(scenePlus)){
            scenePlusExt = scenePlusExtService.getByPlusId(scenePlus.getId());
            sceneEditInfo = sceneEditInfoService.getByScenePlusId(scenePlus.getId());
            sceneEditInfoExt = sceneEditInfoExtService.getByEditInfoId(sceneEditInfo.getId());
            sceneEditControls = sceneEditControlsService.getByEditInfoId(sceneEditInfo.getId());
        }else {
            scenePlus = new ScenePlus();
            scenePlusExt = new ScenePlusExt();
            sceneEditInfo = new SceneEditInfo();
            sceneEditInfoExt = new SceneEditInfoExt();
            sceneEditControls = new SceneEditControls();
        }

        scenePlus.setNum(param.getNum());
        scenePlus.setUserId(param.getUserId());
        scenePlus.setTitle("四维看看");
        scenePlus.setDescription("<p>四维看看 让空间讲故事</p>");
        scenePlus.setSceneStatus(SceneStatus.SUCCESS.code());
        scenePlus.setPayStatus(PayStatus.PAY.code());
        scenePlus.setSceneSource(param.getSceneSource());
        this.saveOrUpdate(scenePlus);
        scenePlus = this.getByNum(param.getNum());

        scenePlusExt.setPlusId(scenePlus.getId());
        scenePlusExt.setWebSite(mainUrl + "/" + sceneUrl + param.getNum());
        scenePlusExt.setBuildType("V3");
        scenePlusExt.setSceneResolution(param.getSceneResolution());
        scenePlusExt.setSceneFrom(param.getSceneFrom());
        scenePlusExt.setSceneKind(param.getSceneKind());
        scenePlusExt.setModelKind(ModelKind.DAM.code());
        scenePlusExtService.saveOrUpdate(scenePlusExt);
        scenePlusExt = scenePlusExtService.getByPlusId(scenePlus.getId());

        sceneEditInfo.setScenePlusId(scenePlus.getId());
        sceneEditInfo.setVersion(Objects.isNull(sceneEditInfo.getVersion()) ? 0 : sceneEditInfo.getVersion() + 1);
        sceneEditInfo.setImgVersion(Objects.isNull(sceneEditInfo.getImgVersion()) ? 0 : sceneEditInfo.getImgVersion() + 1);
        sceneEditInfo.setTitle(scenePlus.getTitle());
        sceneEditInfo.setDescription(scenePlus.getDescription());
        sceneEditInfoService.saveOrUpdate(sceneEditInfo);
        sceneEditInfo = sceneEditInfoService.getByScenePlusId(scenePlus.getId());

        sceneEditInfoExt.setEditInfoId(sceneEditInfo.getId());
        sceneEditInfoExt.setScenePlusId(scenePlus.getId());
        sceneEditInfoExtService.saveOrUpdate(sceneEditInfoExt);
        sceneEditInfoExt = sceneEditInfoExtService.getByEditInfoId(sceneEditInfo.getId());

        sceneEditControls.setEditInfoId(sceneEditInfo.getId());
        sceneEditControlsService.saveOrUpdate(sceneEditControls);
        sceneEditControls = sceneEditControlsService.getByEditInfoId(sceneEditInfo.getId());

        SceneJsonBean sceneJson = new SceneJsonBean();
        BeanUtil.copyProperties(sceneEditInfoExt, sceneJson);
        BeanUtil.copyProperties(sceneEditInfo, sceneJson);
        SceneEditControlsVO sceneEditControlsVO = BeanUtil.copyProperties(sceneEditControls, SceneEditControlsVO.class);
        sceneJson.setControls(sceneEditControlsVO);
        sceneJson.setNum(param.getNum());
        sceneJson.setCreateTime(scenePlus.getCreateTime());
        sceneJson.setSceneResolution(scenePlusExt.getSceneResolution());
        sceneJson.setVersion(sceneEditInfo.getVersion());
        sceneJson.setImgVersion(sceneEditInfo.getImgVersion());
        sceneJson.setSceneFrom(scenePlusExt.getSceneFrom());
        sceneJson.setSceneKind(scenePlusExt.getSceneKind());
        sceneJson.setModelKind(scenePlusExt.getModelKind());
        sceneJson.setPayStatus(scenePlus.getPayStatus());

        String sceneJsonStr = JSON.toJSONString(sceneJson);
        //上传sceneJson文件
        fYunFileService.uploadFile(sceneJsonStr.getBytes(), String.format(UploadFilePath.DATA_VIEW_PATH, param.getNum()) + "scene.json");
        //scenejson写入缓存
        redisUtil.set(String.format(RedisKey.SCENE_JSON, param.getNum()), sceneJsonStr);

        return scenePlusExt.getWebSite();
    }

    @Override
    public PageInfo<SceneVO> getScenesByUserId(Integer userId,Integer pageNum,Integer pageSize) {
        LambdaQueryWrapper<ScenePlus> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(ScenePlus::getUserId,userId);
        Map<Long, String> cameraMap = cameraService.list().stream().collect(Collectors.toMap(Camera::getId, Camera::getSnCode));
        Page<ScenePlus> scenePage = this.page(new Page<>(pageNum, pageSize), queryWrapper);
        List<SceneVO> sceneVos = scenePage.getRecords().stream().map(scenePlus -> {
            SceneVO vo = new SceneVO();
            vo.setSceneCode(scenePlus.getNum());
            vo.setSceneName(scenePlus.getTitle());
            vo.setCreateTime(DateUtil.date2String(scenePlus.getCreateTime(), null));
            ScenePlusExt plusExt = scenePlusExtService.getByPlusId(scenePlus.getId());
            vo.setShootCount(plusExt.getShootCount());
            vo.setSnCode(cameraMap.get(scenePlus.getCameraId()));
            return vo;
        }).collect(Collectors.toList());
        return PageInfo.PageInfo(scenePage.getCurrent(),scenePage.getSize(),scenePage.getTotal(),sceneVos);
    }

    @Override
    public Object getPointInfo(String sceneCode) {
        // 获取vision.txt 文件内容返回
        String content = fYunFileService.getFileContent(String.format(UploadFilePath.IMG_VIEW_PATH, sceneCode));
        JSONObject jsonObject = JSONObject.parseObject(content);
        return jsonObject.get("sweepLocations");
    }

    @Override
    public List<String> getSceneObjFilePaths(String sceneCode) {
        List<String> objFiles = fYunFileService.listRemoteFiles(String.format(UploadFilePath.DATA_VIEW_PATH, sceneCode).concat("mesh"))
                .stream().map(file -> fYunFileConfig.getHost() + file).collect(Collectors.toList());
        return objFiles;
    }

    @Override
    public List<String> getScenePanoramicImageFiles(String sceneCode) {
        // 根据vision.txt 获取全景图文件
        String content = fYunFileService.getFileContent(String.format(UploadFilePath.IMG_VIEW_PATH, sceneCode));
        JSONObject jsonObject = JSONObject.parseObject(content);
        return jsonObject.getJSONArray("sweepLocations").stream()
                .map(json -> String.format(fYunFileConfig.getHost()
                        + UploadFilePath.scene_result_data_path, sceneCode).concat("caches/images/")
                        + ((JSONObject) json).getString("uuid").concat(".jpg")).collect(Collectors.toList());
    }
}