package com.fdkankan.contro.controller;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.FileUtil;
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.ErrorCode;
import com.fdkankan.common.constant.RecStatus;
import com.fdkankan.common.exception.BusinessException;
import com.fdkankan.common.util.CmdUtils;
import com.fdkankan.common.util.DateExtUtil;
import com.fdkankan.contro.entity.SceneFileBuild;
import com.fdkankan.contro.service.GzZcdjzxService;
import com.fdkankan.contro.service.ISceneFileBuildService;
import com.fdkankan.contro.vo.ResponseSceneFile;
import com.fdkankan.fyun.config.FYunFileConfig;
import com.fdkankan.fyun.face.FYunFileServiceInterface;
import com.fdkankan.fyun.local.constant.LocalConstants;
import com.fdkankan.model.constants.ConstantFilePath;
import com.fdkankan.model.utils.SceneUtil;
import com.fdkankan.web.response.ResultData;
import com.fdkankan.web.util.RSAEncrypt;
import lombok.extern.log4j.Log4j2;
import org.apache.commons.codec.binary.Base64;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.*;

/**
 * 场景文件上传模块
 */
@Log4j2
@RestController
@RequestMapping("/api/scene/file")
public class SceneFileController{

    @Autowired
    private ISceneFileBuildService sceneFileBuildService;

    @Autowired
    private FYunFileServiceInterface fYunFileService;


    /**
     * 场景文件上传之前先获取fileId
     * @param params
     * @return
     * @throws Exception
     */
    @PostMapping("preUpload")
    public ResponseSceneFile preUpload(String params) throws Exception {
        return sceneFileBuildService.preUpload(params);
    }

    /**
     * 更新fileid文件的上传状态  - 后端八目上传逻辑
     *
     * @param params
     * @return
     */
    @PostMapping("uploadSuccessBuild")
    public ResultData uploadSuccessBuild(String params) throws Exception {
        return sceneFileBuildService.uploadSuccessBuild(params);
    }

    /**
     *
     *
     * @param params
     * @return
     */
    @PostMapping("turntableUploadSuccess")
    public ResultData turntableUploadSuccess(String params) throws Exception {
        return sceneFileBuildService.turntableUploadSuccess(params);
    }

    /**
     *
     *
     * @param params
     * @return
     */
    @PostMapping("reverseScene")
    public ResultData reverseScene(@RequestBody JSONObject params) throws Exception {
        return sceneFileBuildService.reverseScene(params);
    }

    @GetMapping("rebuildScene")
    public ResultData rebuildScene(@RequestParam(value = "num") String num,@RequestParam(value = "force",defaultValue = "false") Boolean force ,@RequestParam(value = "deleteExtras",defaultValue = "true") Boolean deleteExtras) throws IOException {
        return sceneFileBuildService.rebuildScene(num,force,deleteExtras);
    }

    /**
     * 单个文件上传
     * @param file
     * @param params
     * @return
     */
    @PostMapping("upload")
    public ResultData upload(@RequestParam(value = "file",required = false) MultipartFile file,
                             String params) throws Exception {
        return sceneFileBuildService.uploadFile(file, params);
    }


    /**
     * 国际八目相机调用
     * @param params
     * @return
     * @throws Exception
     */
    @PostMapping("getS3UploadUrl")
    public ResultData getS3UploadUrl(String params) throws Exception {
        log.info("getS3UploadUrl 参数：{}",params);
        if (StringUtils.isEmpty(params)) {
            throw new BusinessException(ErrorCode.PARAM_ERROR,"params为空。");
        }
        JSONObject jsonObject = JSON.parseObject(params);
        if(jsonObject == null){
            throw new BusinessException(ErrorCode.PARAM_ERROR,"params为空。");
        }
        JSONArray files = jsonObject.getJSONArray("Files");
        if(files == null){
            throw new BusinessException(ErrorCode.PARAM_ERROR,"params为空。");
        }
        List<String> urls = new ArrayList<>();
        for(int i = 0, len = files.size(); i < len; i++){
            urls.add(files.getJSONObject(i).getString("filename"));
        }
        Map<String, String> uploadS3Url = getUploadS3Url(urls);
        return ResultData.ok(uploadS3Url);
    }

    private Map<String, String> getUploadS3Url(List<String> urls) {
        if(urls == null || urls.size() <= 0){
            return null;
        }
        Map<String, String> map = new HashMap();
        for(String path : urls){
            map.put(path, fYunFileService.getPresignedUrl(path).toString());
        }
        return map;
    }


    @GetMapping("copyDataAndBuild")
    public ResultData copyDataAndBuild(@RequestParam(value = "dataSource") String dataSource,@RequestParam(value = "sceneVer") String sceneVer,
                                       @RequestParam(value = "sourceBucket") String sourceBucket) throws Exception {
        return sceneFileBuildService.copyDataAndBuild(sourceBucket,dataSource ,sceneVer);
    }

    @Autowired
    private GzZcdjzxService gzZcdjzxService;

    @GetMapping("bd")
    public ResultData test(){
        gzZcdjzxService.bd();
        return ResultData.ok();
    }

    @Resource
    private FYunFileConfig fYunFileConfig;

    @GetMapping("bd2")
    public ResultData bd2(String taskId, String kNo, String fileId, String snCode, String unicode) throws Exception {
        String dataSource =  ConstantFilePath.BUILD_MODEL_PATH + snCode + "/" + fileId + "/" + unicode;
        String ossHomePath = SceneUtil.getHomePath(dataSource);
        String ossHomeAbsolutePath = LocalConstants.BASE_PATH + fYunFileConfig.getBucket() + "/" + ossHomePath;
        LambdaQueryWrapper<SceneFileBuild> wrapper = new LambdaQueryWrapper<>();
        if(StrUtil.isNotEmpty(taskId)){
            wrapper.eq(SceneFileBuild::getTaskId, taskId);
        }
        if(StrUtil.isNotEmpty(kNo)){
            wrapper.eq(SceneFileBuild::getKNo, kNo);
        }
        SceneFileBuild sceneFileBuild = sceneFileBuildService.getOne(wrapper);
        String realFileId = null;
        if(Objects.isNull(sceneFileBuild)){
            realFileId = fileId + "_" + DateExtUtil.format(new Date(), "yyyyMMddHHmmss");
            sceneFileBuild = new SceneFileBuild();
            sceneFileBuild.setFileId(realFileId);
            sceneFileBuild.setUnicode(unicode);
            sceneFileBuild.setChildName(snCode);
            sceneFileBuild.setCreateTime(new Date());
            sceneFileBuild.setRecStatus(RecStatus.VALID.code());
            sceneFileBuild.setTaskId(taskId);
            sceneFileBuild.setKNo(kNo);
            sceneFileBuildService.save(sceneFileBuild);
        }else{
            realFileId = sceneFileBuild.getFileId();
        }
        String realDataSource =  ConstantFilePath.BUILD_MODEL_PATH + snCode + "/" + realFileId + "/" + unicode;
        String realOssHomePath = SceneUtil.getHomePath(realDataSource);
        String realOssHomeAbsolutePath = LocalConstants.BASE_PATH + fYunFileConfig.getBucket() + "/" + realOssHomePath;
        FileUtil.listFileNames(ossHomeAbsolutePath).stream().forEach(fileName -> {
            FileUtil.copy(ossHomeAbsolutePath + "/" + fileName, realOssHomeAbsolutePath + "/" + fileName, true);
        });


        // 私钥解密过程
        String paramsStr = snCode + "#" + realFileId + "#" + unicode;
        byte[] res = RSAEncrypt.encrypt(RSAEncrypt.loadPublicKeyByStr(RSAEncrypt.loadPublicKeyByFile()),
                paramsStr.getBytes(StandardCharsets.UTF_8));
        String params = new Base64().encodeToString(res);

        sceneFileBuildService.turntableUploadSuccess(params);

        return ResultData.ok();
    }
}