package com.yihu.wlyy.web.common;

import java.beans.Encoder;
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.sound.sampled.AudioFileFormat;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;

import com.fasterxml.jackson.databind.node.ObjectNode;
import com.yihu.wlyy.util.CommonUtil;
import com.yihu.wlyy.util.fastdfs.FastDFSUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiParam;
import org.apache.commons.codec.EncoderException;
import org.apache.commons.io.FileUtils;
import org.json.JSONObject;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Controller;
import org.springframework.util.FileCopyUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;

import com.yihu.wlyy.util.DateUtil;
import com.yihu.wlyy.util.ImageCompress;
import com.yihu.wlyy.util.SystemConf;
import com.yihu.wlyy.web.BaseController;

@Controller
@RequestMapping(value = "/upload", produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
@Api(description = "文件上传")
public class FileUploadController extends BaseController {

    @ApiParam
    FastDFSUtil fastDFSUtil;

    /**
     * 患者头像上传
     *
     * @return
     * @throws IOException
     * @throws IllegalStateException
     */
    @RequestMapping(value = "patientPhoto", method = RequestMethod.POST/* , headers = "Accept=image/png" */)
    @ResponseBody
    public String patientPhoto(HttpServletRequest request, HttpServletResponse response, String photo) {
        try {
            String fastUrl = SystemConf.getInstance().getSystemProperties().getProperty("fastdfs_file_url");
            MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
            Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
            String fileName = null;
            String firstPhoto = null;
            for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
                // 上传文件
                MultipartFile mf = entity.getValue();
                fileName = mf.getOriginalFilename();
                String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                // 重命名文件
                firstPhoto = photo.substring(0, photo.lastIndexOf(".")) + "_small." + fileExt;
                File uploadFile = new File(SystemConf.getInstance().getTempPath() + File.separator + firstPhoto);
                // 拷贝文件流到指定文件路径
                FileCopyUtils.copy(mf.getBytes(), uploadFile);
            }
            JSONObject json = new JSONObject();
            json.put("status", 200);
            json.put("msg", "上传成功");
            // 图片标识对象的HTTP链接
            json.put("urls", String.join(",", firstPhoto));
            System.out.println("图片上传：" + json.toString());
            return json.toString();
        } catch (Exception e) {
            error(e);
            return error(-1, "上传失败");
        }
    }

    /**
     * 图片上传
     *
     * @return
     * @throws IOException
     * @throws IllegalStateException
     */
    @RequestMapping(value = "image", method = RequestMethod.POST/* , headers = "Accept=image/png" */)
    @ResponseBody
    public String image(HttpServletRequest request, HttpServletResponse response) {
        // 圖片列表
        List<File> images = new ArrayList<File>();
        List<String> tempPaths = new ArrayList<String>();
        // 文件保存的临时路径
        String tempPath = SystemConf.getInstance().getTempPath() + File.separator;
        // 拼接年月日路径
        String datePath = DateUtil.getStringDate("yyyy") + File.separator + DateUtil.getStringDate("MM") + File.separator + DateUtil.getStringDate("dd") + File.separator;
        try {
            MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
            Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
            // 创建文件夹
            File file = new File(tempPath + datePath);
            if (!file.exists()) {
                file.mkdirs();
            }
            String fileName = null;
            for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
                // 上传文件
                MultipartFile mf = entity.getValue();
                fileName = mf.getOriginalFilename();
                String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                // 重命名文件
                SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
                String newFileName = df.format(new Date()) + "_" + new Random().nextInt(1000) + "." + fileExt;
                File uploadFile = new File(tempPath + datePath + newFileName);
                // 拷贝文件流到指定文件路径
                FileCopyUtils.copy(mf.getBytes(), uploadFile);
                // 生成缩略图
                ImageCompress.compress(uploadFile.getAbsolutePath(), uploadFile.getAbsolutePath() + "_small", 300, 300);
                // 添加到上传成功数组中
                images.add(uploadFile);
                tempPaths.add(datePath + newFileName);
            }
            String urls = "";
            for (String image : tempPaths) {
                if (urls.length() == 0) {
                    urls = image;
                } else {
                    urls += "," + image;
                }
            }
            JSONObject json = new JSONObject();
            json.put("status", 200);
            json.put("msg", "上传成功");
            // 图片标识对象的HTTP链接
            json.put("urls", urls);
            System.out.println("图片上传：" + json.toString());
            return json.toString();
        } catch (Exception e) {
            error(e);
            try {
                // 清除垃圾图片
                for (File file : images) {
                    FileUtils.forceDelete(file);
                }
            } catch (Exception e2) {
                error(e2);
            }
            return error(-1, "上传失败");
        }
    }

    /**
     * 聊天附件上传
     *
     * @return
     * @throws IOException
     * @throws IllegalStateException
     */
    @RequestMapping(value = "chat", method = RequestMethod.POST)
    @ResponseBody
    public String chatFile(HttpServletRequest request, HttpServletResponse response) {
        List<String> tempPaths = new ArrayList<String>();
        try {
            String fastUrl = SystemConf.getInstance().getSystemProperties().getProperty("fastdfs_file_url");
            String type  = request.getParameter("type");
            MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
            Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
            String fileName = null;
            for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {

                // 上传文件
                MultipartFile mf = entity.getValue();
                fileName = mf.getOriginalFilename();

                if("3".equals(type)){
                    String tempPath  =  CommonUtil.saveVoiceToDisk(mf.getInputStream(),fileName);
                    String map3Path = tempPath.substring(0,tempPath.lastIndexOf("."));
                    CommonUtil.changeToMp3(tempPath,map3Path);
                    File tempFile = new File(tempPath);
                    File mp3File = new File(map3Path);
                    ObjectNode objectNode = fastDFSUtil.upload(new FileInputStream(mp3File),"mp3","");
                    tempPaths.add(fastUrl + objectNode.get("groupName").toString().replaceAll("\"","")
                            + "/" + objectNode.get("remoteFileName").toString().replaceAll("\"",""));
                    if(tempFile!=null){
                        tempFile.delete();
                    }
                    if(mp3File!=null){
                        mp3File.delete();
                    }
                }else if("4".equals(type)){
                    String tempPath  =  CommonUtil.saveVoiceToDisk(mf.getInputStream(),fileName);
                    String pngPath = tempPath.substring(0,tempPath.lastIndexOf("."))+".png";
                    File tempFile = new File(tempPath);
                    File pngFile = new File(pngPath);
                    String times = CommonUtil.getVideoTimeAndImg(tempPath,pngPath);
                    ObjectNode imgNode = fastDFSUtil.upload(new FileInputStream(pngPath),"png","");
                    String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                    ObjectNode videoNode = fastDFSUtil.upload(new FileInputStream(tempPath),fileExt,"");
                    tempPaths.add(fastUrl + imgNode.get("groupName").toString().replaceAll("\"","")
                            + "/" + imgNode.get("remoteFileName").toString().replaceAll("\"",""));
                    tempPaths.add(fastUrl + videoNode.get("groupName").toString().replaceAll("\"","")
                            + "/" + videoNode.get("remoteFileName").toString().replaceAll("\"",""));
                    tempPaths.add(times);
                    if(tempFile!=null){
                        tempFile.delete();
                    }
                    if(pngFile!=null){
                        pngFile.delete();
                    }
                } else{
                    String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                    ObjectNode objectNode = fastDFSUtil.upload(mf.getInputStream() ,fileExt,"");
                    tempPaths.add(fastUrl + objectNode.get("groupName").toString().replaceAll("\"","")
                            + "/" + objectNode.get("remoteFileName").toString().replaceAll("\"",""));
                }
            }
            String urls = String.join(",", tempPaths);
            JSONObject json = new JSONObject();
            json.put("status", 200);
            json.put("success",true);
            json.put("msg", "上传成功");
            // 图片标识对象的HTTP链接
            json.put("urls", urls);
            System.out.println("附件上传：" + json.toString());
            return json.toString();
        } catch (Exception e) {
            error(e);
            return error(-1, "上传失败");
        }
    }

    /**
     * 语音上传
     *
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(value = "voice", method = RequestMethod.POST)
    @ResponseBody
    public String voice(HttpServletRequest request, HttpServletResponse response) {
        // 圖片列表
        List<File> voices = new ArrayList<File>();
        List<String> tempPaths = new ArrayList<String>();
        // 文件保存的临时路径
        String tempPath = SystemConf.getInstance().getTempPath() + File.separator;
        // 拼接年月日路径
        String datePath = DateUtil.getStringDate("yyyy") + File.separator + DateUtil.getStringDate("MM") + File.separator + DateUtil.getStringDate("dd") + File.separator;
        try {
            MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
            Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
            // 创建文件夹
            File file = new File(tempPath + datePath);
            if (!file.exists()) {
                file.mkdirs();
            }
            String fileName = null;
            for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
                // 上传文件
                MultipartFile mf = entity.getValue();
                fileName = mf.getOriginalFilename();
                String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                // 重命名文件
                SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
                String newFileName = df.format(new Date()) + "_" + new Random().nextInt(1000) + "." + fileExt;
                File uploadFile = new File(tempPath + datePath + newFileName);
                // 拷贝文件流到指定文件路径
                FileCopyUtils.copy(mf.getBytes(), uploadFile);
                // 添加到上传成功数组中
                voices.add(uploadFile);
                tempPaths.add(datePath + newFileName);
            }
            String urls = "";
            for (String voice : tempPaths) {
                if (urls.length() == 0) {
                    urls = voice;
                } else {
                    urls += "," + voice;
                }
            }
            JSONObject json = new JSONObject();
            json.put("status", 200);
            json.put("msg", "上传成功");
            // 图片标识对象的HTTP链接
            json.put("urls", urls);
            System.out.println("语音上传：" + json.toString());
            return json.toString();
        } catch (Exception e) {
            error(e);
            try {
                // 清除垃圾图片
                for (File file : voices) {
                    FileUtils.forceDelete(file);
                }
            } catch (Exception e2) {
                error(e2);
            }
            return error(-1, "上传失败");
        }
    }


    /**
     * 语音上传
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(value = "test", method = RequestMethod.POST)
    @ResponseBody
    public String test(HttpServletRequest request, HttpServletResponse response) throws Exception {
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
        List<String> tempPaths = new ArrayList<String>();
        String fastUrl = SystemConf.getInstance().getSystemProperties().getProperty("fastdfs_file_url");
        for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
            MultipartFile mf = entity.getValue();
            String fileName = mf.getOriginalFilename();
            String tempPath  =  CommonUtil.saveVoiceToDisk(mf.getInputStream(),fileName);
            String pngPath = tempPath.substring(0,tempPath.lastIndexOf("."))+".png";
            File tempFile = new File(tempPath);
            File pngFile = new File(pngPath);
            String times = CommonUtil.getVideoTimeAndImg(tempPath,pngPath);
            ObjectNode imgNode = fastDFSUtil.upload(new FileInputStream(pngPath),"png","");
            String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
            ObjectNode videoNode = fastDFSUtil.upload(new FileInputStream(tempPath),fileExt,"");
            tempPaths.add(fastUrl + imgNode.get("groupName").toString().replaceAll("\"","")
                    + "/" + imgNode.get("remoteFileName").toString().replaceAll("\"",""));
            tempPaths.add(fastUrl + videoNode.get("groupName").toString().replaceAll("\"","")
                    + "/" + videoNode.get("remoteFileName").toString().replaceAll("\"",""));
            tempPaths.add(times);
            if(tempFile!=null){
                tempFile.delete();
            }
            if(pngFile!=null){
                pngFile.delete();
            }
        }
        String urls = String.join(",", tempPaths);
        return urls;
    }
}