package cn.wisenergy.service.app.impl;

import cn.wisenergy.common.expection.BaseException;
import cn.wisenergy.common.utils.*;

import cn.wisenergy.mapper.UsersMapper;
import cn.wisenergy.mapper.userLikesMapper;
import cn.wisenergy.model.app.*;
import org.springframework.core.io.Resource;
import org.springframework.core.io.UrlResource;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.net.MalformedURLException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;

import cn.wisenergy.service.app.UploadService;

import java.io.File;
import java.util.*;
import javax.servlet.http.HttpServletRequest;

import cn.wisenergy.mapper.ShopZxMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;


/**
 * Created by m1991 on 2021/2/24 13:42
 */
@Slf4j
@Transactional
@Service
public class UploadServiceImpl implements UploadService {

    @Autowired
    private ShopZxMapper shopZxMapper;

    @Autowired
    private UsersMapper usersMapper;

    @Autowired
    private userLikesMapper LikesMapper;

    // @Value("${file.upload.path:#{null}}")
    private String path;

    /**
     * 视频文件上传
     */
    @Override
    public Map<String, Object> uploadVideo(MultipartFile file, HttpServletRequest request, String zxField, String inviteCode) throws Exception {
        Map<String, Object> resultMap = new HashMap<String, Object>();
        /**
         * http://路径  request.getScheme() + "://" + request.getServerName()
         *                 + ":" + request.getServerPort()+/upload/";"
         */
        String basePath = "/upload/";
        Long time = System.currentTimeMillis();

        String fileName = file.getOriginalFilename();//文件原始名称
        String suffixName = fileName.substring(fileName.lastIndexOf("."));//从最后一个.开始截取。截取fileName的后缀名
        String newFileName = time + suffixName; //文件新名称
        //设置文件存储路径，可以存放在你想要指定的路径里面
        String rootPath = "/opt/upload/video/"; //上传视频存放位置

        String filePath = rootPath + newFileName;
        File newFile = new File(filePath);
        //判断目标文件所在目录是否存在
        if (!newFile.getParentFile().exists()) {
            //如果目标文件所在的目录不存在，则创建父目录
            newFile.getParentFile().mkdirs();
        }

        //将内存中的数据写入磁盘
        file.transferTo(newFile);
        //视频上传保存url
        String videoUrl = basePath + newFileName;

        //视频封面图处理
        String newImgName = time + ".jpg";
        String framefile = rootPath + newImgName;
        String imgUrlSave = basePath + newImgName;//图片最终位置路径
        //视频截取封面图
        String imgUrl = FrameGrabberKit.getVedioImg(videoUrl, framefile, imgUrlSave);

        resultMap.put("videoUrl", videoUrl);
        resultMap.put("imgUrl", imgUrl);
        resultMap.put("code", 0);
        resultMap.put("msg", "视频上传成功");
        String zxUrl = videoUrl;
        //System.out.println("上传的文件名为："+fileName+",后缀名为："+newFileName);
        /**
         * 生成当前时间戳
         */
        Long zxDate = System.currentTimeMillis();
        shopZxMapper.zxadd(zxUrl, zxField, inviteCode, zxDate);
        return resultMap;
    }

    /**
     * 图片文件上传
     */
    @Override
    public Map<String, Object> uploadImage(MultipartFile file, String inviteCode) throws Exception {
        Map<String, Object> resultMap = new HashMap<String, Object>();

        /**
         * 生成当前时间戳
         */
        Long zxDate = System.currentTimeMillis();

        String basePath = "/upload/";


        Long time = System.currentTimeMillis();

        String zxName = file.getOriginalFilename();//文件原始名称
        assert zxName != null;
        String suffixName = zxName.substring(zxName.lastIndexOf("."));//从最后一个.开始截取。截取zxName的后缀名
        String newzxName = time + suffixName; //文件新名称
        //设置文件存储路径，可以存放在你想要指定的路径里面
        String rootPath = "/opt/upload/video/"; //上传图片存放位置
        String filePath = rootPath + newzxName;
        File newFile = new File(filePath);
        //判断目标文件所在目录是否存在
        if (!newFile.getParentFile().exists()) {
            //如果目标文件所在的目录不存在，则创建父目录
            newFile.getParentFile().mkdirs();
        }
        User user = usersMapper.InvitedCode2(inviteCode);
        String userId = user.getUserId();
        //将内存中的数据写入磁盘
        file.transferTo(newFile);
        //图片上传保存url
        String zxUrl = basePath + newzxName;
        resultMap.put("zxUrl", zxUrl);
        resultMap.put("code", 0);
        resultMap.put("msg", "头像上传成功！！！");
        // shopZxMapper.zxadd1(zxUrl,userId);
        return resultMap;
    }

    /**
     * 多图片
     *
     * @param files
     * @param zxField
     * @param inviteCode
     * @return
     */
    @Override
    public Map imageUpload(MultipartFile[] files, String zxField, String inviteCode) {
        String zxUrl = new String();
        if (null == inviteCode || "".equals(inviteCode)) {
            inviteCode = "0";
        }
        HashMap map = new HashMap();
        //正则去除特殊符号
        //String a = inviteCode.replaceAll("\"(\\b[^\"]+|\\s+)?\"(\\b[^\"]+\\b)?\"([^\"]+\\b|\\s+)?\"","\"$1$2$3\"");
        //过滤传入的邀请码带有“”的符号
        inviteCode = inviteCode.replace("\"", "").replace("\"", "");
        //获取上传图片数量，打印在控制台
        System.out.println("上传图片数量" + files.length);
        //创建集合
        List<Map<String, Object>> root = new ArrayList<Map<String, Object>>();
        String fileName1 = null;
        // 要上传的目标文件存放的绝对路径
//        final String localPath = path;
        Long time = System.currentTimeMillis();
        String localPath = "/upload/";
        Map<String, Object> result = new HashMap<String, Object>();//一个文件上传的结果
        String msg = "";//上传结果信息
        //上传图片不为空时
        long sa = 0;
        for (MultipartFile file : files) {
           sa  =file.getSize();
        }
        if (sa > 0) {
            //遍历图片数据
            for (MultipartFile file : files) {
                //判断上传文件格式
                String fileType = file.getContentType();
                log.info(file.getSize()  + "");
                if (("image/jpeg").equals(fileType) || ("image/png").equals(fileType) || ("image/gif").equals(fileType) || ("image/jpg").equals(fileType) || ("image/bmp").equals(fileType) || ("application/octet-stream").equals(fileType)) {
                    //上传后保存的文件名(需要防止图片重名导致的文件覆盖)
                    //获取文件名
                    fileName1 = file.getOriginalFilename();
                    String fileName;
                    //获取文件后缀名
                    try {
                        String suffixName = fileName1.substring(fileName1.lastIndexOf("."));
                        //重新生成文件名
                        fileName = "1" + UUID.randomUUID() + suffixName;//文件新名称
                    } catch (
                            Exception e
                    ) {
                        //重新生成文件名
                        fileName = "1" + UUID.randomUUID() + fileName1 + ".jpg";//文件新名称
                    }
                    //设置文件存储路径，可以存放在你想要指定的路径里面
                    String Path = "/opt/upload/video/"; //上传图片存放位置
                    zxUrl += localPath + fileName + ",";
                    if (FileUtils.upload(file, Path, fileName)) {
                        //文件存放的相对路径(一般存放在数据库用于img标签的src)
                        String relativePath = "用于判断是否图片上传成功，返回值有：" + fileName;
                        result.put("relativePath", relativePath);//前端根据是否存在该字段来判断上传是否成功
                        msg = "图片上传成功";
                        result.put("zxUrl", zxUrl);
                    } else {
                        msg = "图片上传失败";
                    }
                } else {
                    msg = "图片格式不正确";
                }
            }
            result.put("code", 0);
            result.put("msg", msg);
            /**
             * 生成当前时间戳
             */
            Long zxDate = Long.valueOf(System.currentTimeMillis());

            shopZxMapper.zxadd(zxUrl, zxField, inviteCode, zxDate);
            return result;
            //用户只上传文字时
        } else if (null != zxField&&sa == 0) {
            /**
             * 生成当前时间戳
             */
            Long zxDate = Long.valueOf(System.currentTimeMillis());
//            zxUrl="0";
            shopZxMapper.zxadd(zxUrl, zxField, inviteCode, zxDate);
            //图片与文字都为null的时候，给前端返回提示！
        } else {
            if (null == files && null == zxField) {
                map.put("code", 1);
                map.put("msg", "上传资讯不能为空，请重新上传！");
                return map;
            }
        }
        map.put("code", 0);
        map.put("msg", "资讯上传成功！");
        return map;
    }

    /**
     * 多文件上传 TODO
     */
    private Path fileStorageLocation; // 文件在本地存储的地址

    public UploadServiceImpl() {
        if (!StringUtil.isBlank(path)) {
            this.fileStorageLocation = Paths.get(path).toAbsolutePath().normalize();
            try {
                Files.createDirectories(this.fileStorageLocation);
            } catch (IOException e) {
                throw new FileException("Could not create the directory", e);
            }
        }
    }

    /**
     * 存储文件到系统
     *
     * @param file 文件
     * @return 文件名
     */
    @Override
    public String storeFile(MultipartFile file) {
        // Normalize file name
        String fileName = StringUtils.cleanPath(file.getOriginalFilename());
        try {
            // Check if the file's name contains invalid characters
            if (fileName.contains("..")) {
                throw new FileException("Sorry! Filename contains invalid path sequence " + fileName);
            }
            // Copy file to the target location (Replacing existing file with the same name)
            Path targetLocation = this.fileStorageLocation.resolve(fileName);
            Files.copy(file.getInputStream(), targetLocation, StandardCopyOption.REPLACE_EXISTING);
            return fileName;
        } catch (IOException ex) {
            throw new FileException("Could not store file " + fileName + ". Please try again!", ex);
        }
    }

    @Override
    public Resource loadFileAsResource(String fileName) {
        try {
            Path filePath = this.fileStorageLocation.resolve(fileName).normalize();
            Resource resource = new UrlResource(filePath.toUri());
            if (resource.exists()) {
                return resource;
            } else {
                throw new FileException("File not found " + fileName);
            }
        } catch (MalformedURLException ex) {
            throw new FileException("File not found " + fileName, ex);
        }
    }

    /**
     * 资讯文件展示
     */
    @Override
    public Map selectPage(Integer pageNum, Integer pageSize, String inviteCode) {
        Map map = new HashMap();
        pageNum = pageNum - 1;
        List<zxUserDto> shopZxList = shopZxMapper.selectPage(pageNum, pageSize);

        for (zxUserDto shopZx : shopZxList) {
            String[] zxUrl = shopZx.getZxUrl().split(",");
            ArrayList list = new ArrayList();
            if (null != zxUrl) {
                for (String split : zxUrl) {
                    boolean arrayList = Collections.addAll(list, split);
                    shopZx.setAskImgList(list);
                }
            }

            int likedId = shopZx.getZxid();
            if (shopZx.getUserId() == null && "" != shopZx.getUserId()) {
                map.put("code", 1);
                map.put("msg", "用户不存在！请重新开始！");
                return map;
            }
            shopZx.setUserId(shopZx.getUserId().replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2"));

            if (null != inviteCode && "" != inviteCode) {
                //用户个人邀请码查询用户数据
                User user = usersMapper.InvitedCode2(inviteCode);
                String userLikeId = user.getUserId();
                if (null == userLikeId) {
                    map.put("code", 1);
                    map.put("msg", "用户不存在,请重新登陆!");
                    return map;
                }
                userLikes d = LikesMapper.selectlikes(userLikeId, likedId);
                if (null == d) {
                    shopZx.setLikedStatus(0);
                } else {
                    shopZx.setLikedStatus(1);
                }
            }
        }
        map.put("data", shopZxList);
        return map;
    }

    @Override
    public List<zxUserVo> selectAll(Integer pageNum, Integer pageSize) {

        return shopZxMapper.selectAll(pageNum,pageSize);
    }

    /**
     * 资讯点赞实现
     *
     * @param
     * @return
     */
    @Override
    public Map Ilike(Integer zxid, String inviteCode) {
        Map map = new HashMap();
        //用户个人邀请码查询用户数据
        User user = usersMapper.InvitedCode2(inviteCode);
        //用户等于null
        if (null == user || "".equals(user)) {
            map.put("code", 1);
            map.put("msg", "用户信息不存在，请先注册！");
            return map;
            //用户存在
        } else {
            //判断该用户是否点过赞，如果点过赞，就返回信息告知前端，
            String userLikeId = user.getUserId();
            int likedId = zxid;
            userLikes b = LikesMapper.selectlikes(userLikeId, likedId);
            if (b == null) {
                // 没有点过的话，就进行插入点赞记录表，更新点赞数
                Integer likedType = 0;//点赞类型为扩展类型，暂时默认0
                Integer likedStaus = 1; //更新点赞状态
                LikesMapper.addlikes(userLikeId, likedId, likedStaus, likedType);
                shopZx shopZx = shopZxMapper.selectByzxid(zxid);
                int a = shopZx.getZxLikes();
                Integer zxLikes = shopZx.setZxLikes(a + 1);
                shopZxMapper.updateByzxid(zxid, zxLikes);
                map.put("LikedStatus", likedStaus);
                map.put("code", 0);
                map.put("msg", "点赞成功！");
            } else {
                map.put("code", 1);
                map.put("msg", "点赞失败！");
            }
            ;
        }
        return map;
    }

    /**
     * 资讯审核
     *
     * @param zxid
     * @return
     */
    @Override
    public Map toExamine(Integer zxid) {
        Map map = new HashMap();
        try {
            shopZx shopZx = shopZxMapper.selectByzxid(zxid);
            if (null != shopZx) {
                Integer ZxToExamine = shopZx.setZxToExamine(1);
                shopZxMapper.updateZxToExaminezxid(zxid, ZxToExamine);
            }
            map.put("code", 0);
            map.put("msg", "审核通过！");
        } catch (BaseException e) {
            map.put("code", 1);
            map.put("msg", "审核失败！");
        }
        ;
        return map;
    }
}