package com.huimv.manager.controller;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.huimv.manager.dao.entity.ImagePathEntity;
import com.huimv.manager.service.IImageService;
import com.huimv.manager.utils.DateUtil;
import com.huimv.manager.utils.ImageByteUtil;
//import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;
import com.huimv.manager.utils.Result;
import com.huimv.manager.utils.ResultCode;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.compress.archivers.ArchiveException;
import org.apache.commons.compress.archivers.ArchiveOutputStream;
import org.apache.commons.compress.archivers.ArchiveStreamFactory;
import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
import org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream;
//import org.apache.tomcat.util.http.fileupload.FileUtils;
import org.apache.commons.io.FileUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;

import javax.imageio.ImageIO;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.awt.image.BufferedImage;
import java.io.*;
//import java.sql.Timestamp;
import java.util.Date;
import java.util.List;

/**
 * @Project : huimv.shiwan
 * @Package : com.huimv.biosafety.uface.controller
 * @Description : TODO
 * @Version : 1.0
 * @Author : ZhuoNing
 * @Create : 2020-12-25
 **/
@Slf4j
@CrossOrigin
@RestController
@RequestMapping("/imageManager")
public class ImageManagerController {
    @Autowired
    private IImageService imageService;
    @Autowired
    private DateUtil dateUtil;
    protected HttpServletResponse response;

    /**
     * @Method : getLastImageAiResult
     * @Description : 读取最新的图像AI识别记录
     * @Params : []
     * @Return : java.lang.String
     * @Author : ZhuoNing
     * @Date : 2021/1/22
     * @Time : 10:00
     */
    @RequestMapping(value = "/getLastImageAiResult", method = RequestMethod.GET)
    public String getLastImageAiResult() {
        return JSONObject.toJSON(imageService.getLastImage()).toString();
    }

    /**
     * @Method : getNextImageAiResult
     * @Description : 读取下一条图像AI识别记录
     * @Params : []
     * @Return : java.lang.String
     * @Author : ZhuoNing
     * @Date : 2021/1/22
     * @Time : 10:01
     */
    @RequestMapping(value = "/getNextImageAiResult", method = RequestMethod.GET)
    public String getNextImageAiResult() {
        //
        return JSONObject.toJSON(imageService.getNextImage()).toString();
    }

    /**
     * @Method : listImage
     * @Description :
     * @Params : [startDate, endDate, pageNo, pageSize]
     * @Return : com.alibaba.fastjson.JSONArray
     * @Author : ZhuoNing
     * @Date : 2021/1/22
     * @Time : 16:28
     */
    @Deprecated
    @RequestMapping(value = "/listImage", method = RequestMethod.GET)
    public JSONObject listImage(@RequestParam(value = "startDate", required = true) String startDate, @RequestParam(value = "endDate", required = true) String endDate, @RequestParam(value = "catalog", required = false) String catalog, @RequestParam(value = "pageNo", required = true) int pageNo, @RequestParam(value = "pageSize", required = true) int pageSize) {
        log.info("startDate>>" + startDate);
        log.info("endDate>>" + endDate);
        log.info("catalog>>"+catalog);
        log.info("pageNo>>" + pageNo);
        log.info("pageSize>>" + pageSize);
        // 搜索记录时，catalog是非必要字段；
        // 导出图片时，catalog是必要字段；
        //
        List<ImagePathEntity> imageList = imageService.getImageList(startDate, endDate, pageNo, pageSize,catalog);
        JSONArray imageJa = new JSONArray();
        for (ImagePathEntity imageEntity : imageList) {
//            JSONObject dataJo = (JSONObject) JSONObject.toJSON(imageEntity);
            JSONObject imageJo = new JSONObject();
            imageJo.put("aiData", imageEntity.getAiData());
            imageJo.put("aiResult", imageEntity.getAiResult());
            imageJo.put("aiTimeUsed", imageEntity.getAiTimeUsed());
            imageJo.put("createDate", dateUtil.formatTimestamp(imageEntity.getCreateDate()));
            imageJo.put("effective", imageEntity.getEffective());
            imageJo.put("fileName", imageEntity.getFileName());
            imageJo.put("id", imageEntity.getId());
            imageJo.put("imgPath", imageEntity.getImgPath());
            imageJo.put("name", imageEntity.getName());
            imageJo.put("relativePath", imageEntity.getRelativePath());
            imageJo.put("pigQuantity", imageEntity.getPigQuantity());
            imageJa.add(imageJo);
        }
        // 读取记录数
        int total = imageService.getTotal(startDate, endDate);
        JSONObject outJo = new JSONObject();
        outJo.put("data", imageJa);
        outJo.put("total", total);
        return outJo;
    }

    /**
     * @Method : previousImage
     * @Description : 读取前一张
     * @Params : [id]
     * @Return : com.alibaba.fastjson.JSONObject
     * @Author : ZhuoNing
     * @Date : 2021/1/23
     * @Time : 19:09
     */
    @RequestMapping(value = "/getPreviousImage", method = RequestMethod.GET)
    public Result getPreviousImage(@RequestParam(value = "imageId", required = true) int imageId) {
        //
        ImagePathEntity imagePathEntity = imageService.getOneImage("previous", imageId);
        if(imagePathEntity == null){
            return new Result(10001,"未查询到任何记录.",false);
        }else{
            return new Result(ResultCode.SUCCESS,(JSONObject)JSONObject.toJSON(imagePathEntity));
        }
    }

    /**
     * @Method : nextImage
     * @Description : 读取下一张图片
     * @Params : [id]
     * @Return : com.alibaba.fastjson.JSONObject
     * @Author : ZhuoNing
     * @Date : 2021/1/23
     * @Time : 19:09
     */
    @RequestMapping(value = "/getNextImage", method = RequestMethod.GET)
    public Result getNextImage(@RequestParam(value = "imageId", required = true) int imageId) {
        //
        ImagePathEntity imagePathEntity = imageService.getOneImage("next", imageId);
        if(imagePathEntity == null){
            return new Result(10001,"未查询到任何记录.",false);
        }else{
            return new Result(ResultCode.SUCCESS,(JSONObject)JSONObject.toJSON(imagePathEntity));
        }
    }

    @Deprecated
    @RequestMapping("/exportPicture")
    public void exportPicture(HttpServletRequest request, HttpServletResponse response) throws Exception {
        //定义根路径
        String rootPath = request.getRealPath("/");
        //创建文件
        File file = new File(rootPath + "temp_download");
        //判断文件是否存在，如果不存在，则创建此文件夹
        if (!file.exists()) {
            file.mkdir();
        }
        String name = "图片压缩包下载";
        String fileName = name + new Date().getTime();
        String zipFileName = fileName + ".zip";
        File zipFile = null;
        String path = rootPath + "temp_download";

        //调用工具类获取图片
        byte[] data = ImageByteUtil.image2byte("F:\\blank.jpg");
        //new一个文件对象用来保存图片，默认保存当前工程根目录
        if (data != null) {
            File imageFile = new File(path + File.separator + fileName + ".jpg");
            //创建输出流
            FileOutputStream outStream = new FileOutputStream(imageFile);
            //写入数据
            outStream.write(data);
            //关闭输出流
            outStream.close();
        }

        try {
            /*
             * 用JDK自带的zipentry压缩后，压缩包中的文件名中文乱码，故放弃此种方法，使用commons-compress-1.6.jar包
             * ZipEntry zipEntry = new ZipEntry(new
             * String(txtFile.getName().getBytes("GB2312"),"ISO-8859-1"));
             * zos.putNextEntry(zipEntry); ZipOutputStream zos = new
             * ZipOutputStream(zipFos); ZipEntry zipEntry = new ZipEntry(new
             * String(txtFile.getName().getBytes("GB2312"),"ISO-8859-1")); zos.
             * putNextEntry(zipEntry);
             * zos.write(FileUtils.readFileToByteArray(txtFile)); zos.flush();
             * zos.close();
             */
            //获取创建好的图片文件
            File imageFile = new File(path + "/" + fileName + ".jpg");
            // 打成压缩包
            zipFile = new File(path + "/" + zipFileName);
            FileOutputStream zipFos = new FileOutputStream(zipFile);
            ArchiveOutputStream archOut = new ArchiveStreamFactory().createArchiveOutputStream(ArchiveStreamFactory.ZIP, zipFos);
            if (archOut instanceof ZipArchiveOutputStream) {
                ZipArchiveOutputStream zos = (ZipArchiveOutputStream) archOut;
                ZipArchiveEntry zipEntry = new ZipArchiveEntry(imageFile, imageFile.getName());
                zos.putArchiveEntry(zipEntry);
                zos.write(FileUtils.readFileToByteArray(imageFile));
                zos.closeArchiveEntry();
                zos.flush();
                zos.close();
            }

            // 压缩完删除txt文件
            if (imageFile.exists()) {
                imageFile.delete();
            }

            // 输出到客户端
            OutputStream out = null;
            out = response.getOutputStream();
            response.reset();
            response.setHeader("Content-Disposition", "attachment;filename=" + new String(zipFileName.getBytes("GB2312"), "ISO-8859-1"));
            response.setContentType("application/octet-stream; charset=utf-8");
            response.setCharacterEncoding("UTF-8");
            out.write(FileUtils.readFileToByteArray(zipFile));
            out.flush();
            out.close();

            // 输出客户端结束后，删除压缩包
            if (zipFile.exists()) {
                zipFile.delete();
            }
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (ArchiveException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    /**
     * 压缩多个文件到一个zip压缩包中
     *
     * @param request
     * @param response
     * @throws Exception
     * @description :
     * @date 2016-11-4
     * @author liucong
     */
    @RequestMapping("/zipMoreFiles")
    public void zipMoreFiles(HttpServletRequest request, HttpServletResponse response) throws Exception {
        //定义根路径
        String rootPath = request.getRealPath("/");
        //创建文件
        File file = new File(rootPath + "temp_download");
        //判断文件是否存在，如果不存在，则创建此文件夹
        if (!file.exists()) {
            file.mkdir();
        }
        String name = "图片压缩包下载";
        String fileName = name + new Date().getTime();
        String zipFileName = fileName + ".zip";
        File zipFile = null;
        String path = rootPath + "temp_download";
        //获取本地文件夹中图片集合，事先准备好图片
        File files = new File("F:\\images\\");
        //获取该文件夹中的图片文件数组
        File[] filelist = files.listFiles();
        // 打成压缩包
        zipFile = new File(path + "/" + zipFileName);
        FileOutputStream zipFos = new FileOutputStream(zipFile);
        ArchiveOutputStream archOut = new ArchiveStreamFactory().createArchiveOutputStream(ArchiveStreamFactory.ZIP, zipFos);
        if (archOut instanceof ZipArchiveOutputStream) {
            ZipArchiveOutputStream zos = (ZipArchiveOutputStream) archOut;
            for (File imageFile : filelist) {
                ZipArchiveEntry zipEntry = new ZipArchiveEntry(imageFile, imageFile.getName());
                zos.putArchiveEntry(zipEntry);
                zos.write(FileUtils.readFileToByteArray(imageFile));
                zos.closeArchiveEntry();
                zos.flush();
            }
            zos.close();
        }
        // 输出到客户端
        OutputStream out = null;
        out = response.getOutputStream();
        response.reset();
        response.setHeader("Content-Disposition", "attachment;filename=" + new String(zipFileName.getBytes("GB2312"), "ISO-8859-1"));
        response.setContentType("application/octet-stream; charset=utf-8");
        response.setCharacterEncoding("UTF-8");
        out.write(FileUtils.readFileToByteArray(zipFile));
        out.flush();
        out.close();

        // 输出客户端结束后，删除压缩包
        if (zipFile.exists()) {
            zipFile.delete();
        }
    }

    @RequestMapping("/exportImage")
    public void exportImage(HttpServletRequest request, HttpServletResponse response, @RequestParam(value = "startDate", required = false) String startDate, @RequestParam(value = "endDate", required = false) String endDate, @RequestParam(value = "imageIds", required = false) String imageIds) throws Exception {
//        if(imageIds == null || imageIds.trim().isEmpty()){
//            log.error("输入参数[imageIds]不能为空.");
//            return ;
//        }
        log.info("输入参数[startDate]>>" + startDate);
        log.info("输入参数[endDate]>>" + endDate);
        log.info("输入参数[imageIds]>>" + imageIds);
        if (startDate == null && endDate == null && imageIds == null) {
            log.error("日期区间或指定图片导出二选一");
            return;
        }
        // 读取图片文件
        List<ImagePathEntity> imageList = imageService.getExportImageList(startDate, endDate, imageIds);
        if (imageList.size() == 0) {
            log.error("未读取到任何需要导出的图片.");
            return;
        }
//        System.out.println("imageList.size>>"+imageList.size());
        int i = 0;
        File[] fileList = new File[imageList.size()];
        for (ImagePathEntity imagePathEntity : imageList) {
            File imageFile = new File(imagePathEntity.getImgPath());
            fileList[i++] = imageFile;
        }
        //定义根路径
        String rootPath = request.getRealPath("/");
        //创建文件
        File file = new File(rootPath + "temp_download");
        //判断文件是否存在，如果不存在，则创建此文件夹
        if (!file.exists()) {
            file.mkdir();
        }
        String name = "图片压缩包下载";
        String fileName = name + new Date().getTime();
        String zipFileName = fileName + ".zip";
        File zipFile = null;
        String path = rootPath + "temp_download";
// 打成压缩包
        zipFile = new File(path + "/" + zipFileName);
        FileOutputStream zipFos = new FileOutputStream(zipFile);
        ArchiveOutputStream archOut = new ArchiveStreamFactory().createArchiveOutputStream(ArchiveStreamFactory.ZIP, zipFos);
        if (archOut instanceof ZipArchiveOutputStream) {
            ZipArchiveOutputStream zos = (ZipArchiveOutputStream) archOut;
            for (File imageFile : fileList) {
                ZipArchiveEntry zipEntry = new ZipArchiveEntry(imageFile, imageFile.getName());
                zos.putArchiveEntry(zipEntry);
                zos.write(FileUtils.readFileToByteArray(imageFile));
                zos.closeArchiveEntry();
                zos.flush();
            }
            zos.close();
        }
        // 输出到客户端
        OutputStream out = null;
        out = response.getOutputStream();
        response.reset();
        response.setHeader("Content-Disposition", "attachment;filename=" + new String(zipFileName.getBytes("GB2312"), "ISO-8859-1"));
        response.setContentType("application/octet-stream; charset=utf-8");
        response.setCharacterEncoding("UTF-8");
        out.write(FileUtils.readFileToByteArray(zipFile));
        out.flush();
        out.close();

        // 输出客户端结束后，删除压缩包
        if (zipFile.exists()) {
            zipFile.delete();
        }
    }

    /**
     * @Method : exportOneImage
     * @Description : 导出一张图片信息
     * @Params : [imageId]
     * @Return : byte[]
     * @Author : ZhuoNing
     * @Date : 2021/1/23
     * @Time : 19:53
     */
    @RequestMapping(value = "/exportOneImage", method = RequestMethod.GET, produces = MediaType.IMAGE_JPEG_VALUE)
//    @ResponseBody
    public void exportOneImage(HttpServletRequest request, HttpServletResponse response, @RequestParam(value = "imageId", required = true) String imageId) throws IOException {
        // 读取
        ImagePathEntity imagePathEntity = imageService.getOneImageDetail(imageId);
        if (imagePathEntity == null) {
            log.error("imagePathEntity[" + imagePathEntity.toString() + "]==null");
        }
        String imageName = imagePathEntity.getFileName();
        String fileUrl = imagePathEntity.getImgPath();
        File file = new File(fileUrl);
        if (file.exists()) {
            response.setContentType("application/force-download");// 设置强制下载不打开
            response.addHeader("Content-Disposition",
                    "attachment;fileName=" + imageName);// 设置文件名
            byte[] buffer = new byte[1024];
            FileInputStream fis = null;
            BufferedInputStream bis = null;
            try {
                fis = new FileInputStream(file);
                bis = new BufferedInputStream(fis);
                OutputStream os = response.getOutputStream();
                int i = bis.read(buffer);
                while (i != -1) {
                    os.write(buffer, 0, i);
                    i = bis.read(buffer);
                }
                System.out.println("success");
            } catch (Exception e) {
                e.printStackTrace();
            } finally {
                if (bis != null) {
                    try {
                        bis.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
                if (fis != null) {
                    try {
                        fis.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        }
    }

//    @RequestMapping(value = "/exportOneImage",method = RequestMethod.GET,produces = MediaType.IMAGE_JPEG_VALUE)
//    @ResponseBody
//    public void  exportOneImage(HttpServletRequest request,HttpServletResponse response,@RequestParam(value = "imageId",required = true) String imageId) throws IOException {
//        log.info("exportOneImage");
//        // 读取
//        ImagePathEntity imagePathEntity = imageService.getOneImageDetail(imageId);
//        System.out.println("imagePathEntity>>"+imagePathEntity);
//        if(imagePathEntity == null){
//            log.error("imagePathEntity["+imagePathEntity.toString()+"]==null");
//        }
////        File file = new File(imagePathEntity.getImgPath());
////        File fileBase = new File("test.txt");
////        try {
////            ServletOutputStream outputStream = response.getOutputStream();
////            FileInputStream inputStream = new FileInputStream(fileBase);
////            response.setHeader("Content-Disposition", "attachment; filename=" + java.net.URLEncoder.encode("这里写用户下载时的文件名.txt", "UTF-8"));
////            //注意, jdk8中还没有这个方法,使用jdk8的小伙伴要自己想办法复制流
////            inputStream.transferTo(outputStream);
////            outputStream.close();
////            inputStream.close();
////        } catch (IOException e) {
////            e.printStackTrace();
////        }
//        /////////////////////////////////////////////////////////////////
////        String path=pathTool.getUserAvatarPath()+fileName;
//        String path = imagePathEntity.getImgPath();
//        System.out.println("path 2>>"+path);
//        String fileName = imagePathEntity.getFileName();
//        System.out.println("fileName>>"+fileName);
//        OutputStream os = null;
//        InputStream is = null;
//        try {
//            String contentType="";
//            String ext="";
//            if(fileName.endsWith("jpg")) {
//                contentType="image/jpeg";
//                ext="jpg";
//            }else if(fileName.endsWith("png")) {
//                contentType="image/png";
//                ext="png";
//            }else if(fileName.endsWith("gif")) {
//                contentType="image/gif";
//                ext="gif";
//            }
//            System.out.println(" path>>"+path);
//            is=new FileInputStream(new File(path));
//            BufferedImage image = ImageIO.read(is);
//            System.out.println(" contentType>>"+contentType);
//            response.setContentType(contentType);
//            os = response.getOutputStream();
//            if (image != null) {
//                ImageIO.write(image,ext, os);
//            }
//        } catch (IOException e) {
//            e.printStackTrace();
//        } finally {
//            if (is != null) {
//                is.close();
//            }
//            if (os != null) {
//                os.flush();
//                os.close();
//            }
//        }
//    }

    /**
     * @Method : exportOneImage2
     * @Description : 程序出错，不可用
     * @Params : [imageId]
     * @Return : java.awt.image.BufferedImage
     * @Author : ZhuoNing
     * @Date : 2021/1/23
     * @Time : 19:54
     */
    @Deprecated
    @RequestMapping(value = "/exportOneImage2", method = RequestMethod.GET, produces = MediaType.IMAGE_JPEG_VALUE)
    @ResponseBody
    public BufferedImage exportOneImage2(@RequestParam(value = "imageId", required = true) String imageId) throws IOException {
        // 读取
        ImagePathEntity imagePathEntity = imageService.getOneImageDetail(imageId);
        if (imagePathEntity == null) {
            log.error("imagePathEntity[" + imagePathEntity.toString() + "]==null");
        }
        return ImageIO.read(new FileInputStream(new File(imagePathEntity.getImgPath())));
    }

    @Deprecated
    @RequestMapping(value = "/exportOneImage3", method = RequestMethod.GET, produces = MediaType.IMAGE_JPEG_VALUE)
    @ResponseBody
    public byte[] exportOneImage3(@RequestParam(value = "imageId", required = true) String imageId) throws IOException {
        // 读取
        ImagePathEntity imagePathEntity = imageService.getOneImageDetail(imageId);
        if (imagePathEntity == null) {
            log.error("imagePathEntity[" + imagePathEntity.toString() + "]==null");
        }
        File file = new File(imagePathEntity.getImgPath());
        FileInputStream inputStream = new FileInputStream(file);
        byte[] bytes = new byte[inputStream.available()];
        inputStream.read(bytes, 0, inputStream.available());
        return bytes;
    }

    @Deprecated
    @RequestMapping(value = "/downloadPicture", method = RequestMethod.GET)
    public void downloadPicture(@RequestParam(value = "imageId", required = true) String imageId) {
        // 读取
        ImagePathEntity imagePathEntity = imageService.getOneImageDetail(imageId);
        if (imagePathEntity == null) {
            log.error("imagePathEntity[" + imagePathEntity.toString() + "]==null");
        }

        // 拼接完整图片路径。这里填写图片链接
//        String urlPath = "";
        // 获取图片文件后缀名
//        String postfix = "." + StringUtils.substringAfterLast(url, ".");

        // 获取当前类的所在项目路径
//        File directory = new File("");
//        String courseFile;

        String srcPath;
//        File srcFile = null;
        FileInputStream fileInputStream = null;
        InputStream fis = null;
        OutputStream out = null;
        try {
//            courseFile = directory.getCanonicalPath();
//            String fileName = "\\" + StringUtil.getUUID() + postfix;
            String fileName = imagePathEntity.getFileName();
            System.out.println("fileName>>" + fileName);
            // 下载文件
//            FileDownloadUtil.downloadHttpUrl(urlPath, courseFile, fileName);

//            srcPath = courseFile + fileName;
//            srcFile = new File(srcPath);
            srcPath = imagePathEntity.getImgPath();
            System.out.println("srcPath>>" + srcPath);
            fileInputStream = new FileInputStream(srcPath);
            fis = new BufferedInputStream(fileInputStream);
            byte[] buffer = new byte[fis.available()];
            fis.read(buffer);

            response.setContentType("application/octet-stream");
            response.setHeader("Content-disposition", "attachment;filename=" + fileName);
            out = response.getOutputStream();
            out.write(buffer);
            out.flush();
            out.close();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (fileInputStream != null) {
                    fileInputStream.close();
                }
                if (fis != null) {
                    fis.close();
                }
                if (out != null) {
                    out.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        // 删除中间文件
//        if (srcFile != null) {
//            System.out.println(FileDownloadUtil.deleteFile(srcFile));
//        }
    }

}