package com.zy.asrs.controller;

import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.baomidou.mybatisplus.plugins.Page;
import com.core.annotations.ManagerAuth;
import com.core.common.BaseRes;
import com.core.common.Cools;
import com.core.common.DateUtils;
import com.core.common.R;
import com.zy.asrs.entity.AppVersion;
import com.zy.asrs.service.AppVersionService;
import com.zy.common.web.BaseController;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.ClassPathResource;
import org.springframework.util.ClassUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.*;

@RestController
public class AppVersionController extends BaseController {

    @Value("${server.port}")
    private String port;
    @Autowired
    private AppVersionService appVersionService;

    @RequestMapping(value = "/appVersion/{id}/auth")
    @ManagerAuth
    public R get(@PathVariable("id") String id) {
        return R.ok(appVersionService.selectById(String.valueOf(id)));
    }

    @RequestMapping(value = "/appVersion/list/auth")
    @ManagerAuth
    public R list(@RequestParam(defaultValue = "1")Integer curr,
                  @RequestParam(defaultValue = "10")Integer limit,
                  @RequestParam(required = false)String orderByField,
                  @RequestParam(required = false)String orderByType,
                  @RequestParam(required = false)String condition,
                  @RequestParam Map<String, Object> param){
        EntityWrapper<AppVersion> wrapper = new EntityWrapper<>();
        excludeTrash(param);
        convert(param, wrapper);
        allLike(AppVersion.class, param.keySet(), wrapper, condition);
        if (!Cools.isEmpty(orderByField)){wrapper.orderBy(humpToLine(orderByField), "asc".equals(orderByType));}
        return R.ok(appVersionService.selectPage(new Page<>(curr, limit), wrapper));
    }

    @RequestMapping(value = "/appVersion/checkUpdate/{version}/{type}")
    public R checkUpdate(@PathVariable("version") String version,
                         @PathVariable("type") Integer type) {
        EntityWrapper<AppVersion> wrapper = new EntityWrapper<>();
        AppVersion appVersion = appVersionService.selectOne(wrapper);
        if (Cools.isEmpty(appVersion)) {
            return R.ok("已是最新版本");
        }
        AppVersion latestApp = appVersionService.getLatestApp(type);
        if (latestApp == null) {
            return R.error();
        }

        if (latestApp.getVersion().equals(version)) {
            return R.ok("已是最新版本");
        }

        return R.ok("有新版本，需要更新").add(latestApp);
    }

    private <T> void convert(Map<String, Object> map, EntityWrapper<T> wrapper){
        for (Map.Entry<String, Object> entry : map.entrySet()){
            String val = String.valueOf(entry.getValue());
            if (val.contains(RANGE_TIME_LINK)){
                String[] dates = val.split(RANGE_TIME_LINK);
                wrapper.ge(entry.getKey(), DateUtils.convert(dates[0]));
                wrapper.le(entry.getKey(), DateUtils.convert(dates[1]));
            } else {
                wrapper.like(entry.getKey(), val);
            }
        }
    }

    @RequestMapping(value = "/appVersion/add/auth")
    @ManagerAuth
    public R add(AppVersion appVersion) {
        if (appVersion.getLatest() == 1) {
            //修改最新版本时，需要将其他版本设置为非最新版
            appVersionService.updateLatest(0, appVersion.getType());
        }
        appVersionService.insert(appVersion);
        return R.ok();
    }

    @RequestMapping(value = "/appVersion/update/auth")
    @ManagerAuth
    public R update(AppVersion appVersion){
        if (Cools.isEmpty(appVersion) || null==appVersion.getId()){
            return R.error();
        }
        if (appVersion.getLatest() == 1) {
            //修改最新版本时，需要将其他版本设置为非最新版
            appVersionService.updateLatest(0, appVersion.getType());
        }
        appVersionService.updateById(appVersion);
        return R.ok();
    }

    @RequestMapping(value = "/appVersion/delete/auth")
    @ManagerAuth
    public R delete(@RequestParam(value="ids[]") Long[] ids){
        for (Long id : ids){
            appVersionService.deleteById(id);
        }
        return R.ok();
    }

    @RequestMapping(value = "/appVersion/export/auth")
    @ManagerAuth
    public R export(@RequestBody JSONObject param){
        EntityWrapper<AppVersion> wrapper = new EntityWrapper<>();
        List<String> fields = JSONObject.parseArray(param.getJSONArray("fields").toJSONString(), String.class);
        Map<String, Object> map = excludeTrash(param.getJSONObject("appVersion"));
        convert(map, wrapper);
        List<AppVersion> list = appVersionService.selectList(wrapper);
        return R.ok(exportSupport(list, fields));
    }

    @RequestMapping(value = "/appVersionQuery/auth")
    @ManagerAuth
    public R query(String condition) {
        EntityWrapper<AppVersion> wrapper = new EntityWrapper<>();
        wrapper.like("id", condition);
        Page<AppVersion> page = appVersionService.selectPage(new Page<>(0, 10), wrapper);
        List<Map<String, Object>> result = new ArrayList<>();
        for (AppVersion appVersion : page.getRecords()){
            Map<String, Object> map = new HashMap<>();
            map.put("id", appVersion.getId());
            map.put("value", appVersion.getId());
            result.add(map);
        }
        return R.ok(result);
    }

    @RequestMapping(value = "/appVersion/check/column/auth")
    @ManagerAuth
    public R query(@RequestBody JSONObject param) {
        Wrapper<AppVersion> wrapper = new EntityWrapper<AppVersion>().eq(humpToLine(String.valueOf(param.get("key"))), param.get("val"));
        if (null != appVersionService.selectOne(wrapper)){
            return R.parse(BaseRes.REPEAT).add(getComment(AppVersion.class, String.valueOf(param.get("key"))));
        }
        return R.ok();
    }

    @RequestMapping(value = "/appVersion/uploadApp/auth")
    @ManagerAuth
    public R uploadApp(@RequestParam("id") Integer id,
                       @RequestParam("file") MultipartFile[] files){
        AppVersion appVersion = appVersionService.selectById(id);

        MultipartFile file = files[0];
        SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd_HHmmss");
        String path =  ClassUtils.getDefaultClassLoader().getResource("appVersion").getPath();
        //文件后缀名
        String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
        //上传文件名
        String filename = format.format(new Date()) + suffix;
        //最终文件路径
        String filepath = path + "/" + filename;


        //服务器端保存的文件对象
        File serverFile = new File(filepath);
        if(!serverFile.exists()) {
            try {
                //创建文件
                serverFile.createNewFile();
                //将上传的文件写入到服务器端文件内
                file.transferTo(serverFile);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        //保存文件名
        appVersion.setPath(filename);
        appVersionService.updateById(appVersion);
        return R.ok();
    }

    @RequestMapping("/appVersion/downloadApp/{filename}")
    public void download(@PathVariable String filename, HttpServletResponse response) {
        try {
            ClassPathResource pathResource = new ClassPathResource("appVersion/" + filename);
            File file = pathResource.getFile();
            InputStream inputStream = pathResource.getInputStream();
            //输出文件
            InputStream fis = new BufferedInputStream(inputStream);
            byte[] buffer = new byte[fis.available()];
            fis.read(buffer);
            fis.close();
            response.reset();

            //获取文件的名字再浏览器下载页面
            String name = file.getName();
            response.addHeader("Content-Disposition", "attachment;filename=" + new String(name.getBytes(), "iso-8859-1"));
            response.addHeader("Content-Length", "" + file.length());
            OutputStream out = new BufferedOutputStream(response.getOutputStream());
            response.setContentType("application/octet-stream");
            out.write(buffer);
            out.flush();
            out.close();
        } catch (Exception e) {
            e.printStackTrace();
            response.setStatus(404);
        }
    }
    @RequestMapping("/appVersion/downloadApp/getIp")
    public R qrDownload() {
        String ipAddress = "";
        String url = "";
        try {
            InetAddress inetAddress = InetAddress.getLocalHost();
            ipAddress = inetAddress.getHostAddress();
            System.out.println("本机IP地址：" + ipAddress);
        } catch (UnknownHostException e) {
            e.printStackTrace();
        }
        url = "http://" + ipAddress + ":" + port;
        return R.ok().add(url);
    }
}