package com.steerinfo.dil.controller;

import com.google.common.collect.Iterators;
import com.steerinfo.dil.mapper.SystemFileMapper;
import com.steerinfo.dil.util.FtpFileUtil;
import com.steerinfo.dil.util.IDutils;
import com.steerinfo.framework.controller.BaseRESTfulController;
import com.steerinfo.framework.controller.RESTfulResult;
import com.steerinfo.framework.service.pagehelper.PageList;
import com.steerinfo.framework.utils.collection.ListUtils;
import com.steerinfo.dil.model.SystemFile;
import com.steerinfo.dil.service.ISystemFileService;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.apache.commons.lang3.StringUtils;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartRequest;

import javax.annotation.Resource;
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.*;
import java.math.BigDecimal;

/**
 * SystemFile RESTful接口：
 *
 * @author generator
 * @version 1.0-SNAPSHORT 2023-10-30 09:19
 * 类描述
 * 修订历史：
 * 日期：2023-10-30
 * 作者：generator
 * 参考：
 * 描述：SystemFile RESTful接口
 * @Copyright 湖南视拓信息技术股份有限公司. All rights reserved.
 * @see null
 */
@RestController
@RequestMapping("/${api.version}/systemfiles")
public class SystemFileController extends BaseRESTfulController {

    @Autowired
    ISystemFileService systemFileService;


    @Resource
    SystemFileMapper systemFileMapper;


    @Autowired
    private FtpFileUtil ftpFileUtil;

    //同一个信息包含多个上传文件信息
    @PostMapping("/insertFile")
    public RESTfulResult insertFile(String fileuuid, @ModelAttribute MultipartFile[] file) {
        String filenames = "";
        for (int i = 0; i < file.length; i++) {
            filenames += file[i].getOriginalFilename() + ";";
        }
        String filesid = "";
        if (file != null) {
            for (int i = 0; i < file.length; i++) {
                try {
                    //获取系统时间
                    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("/yyyy/MM/dd");
                    //获取文件名
                    String oldName = file[i].getOriginalFilename();
                    //取当前时间的长整形值包含毫秒
                    String newName = IDutils.getImageName();
                    //重新命名文件
                    newName = newName + oldName.substring(oldName.lastIndexOf("."));
                    String filePath = simpleDateFormat.format(new Date());
                    //获取输入流
                    InputStream inputStream = file[i].getInputStream();
                    boolean result = ftpFileUtil.uploadToFtp(inputStream, filePath, newName, false);
                    inputStream.close();
                    if (result) {
                        SystemFile uploadFile = new SystemFile();
                        uploadFile.setFilename(oldName);
                        uploadFile.setFilepath(filePath + "/" + newName);
                        uploadFile.setId(fileuuid);
                        SystemFile modela = systemFileService.add(uploadFile);
                        if (modela != null) {
                            filesid += "," + modela.getId();
                        }
                    } else {
                        return failed(null, "上传文件失败");
                    }
                } catch (Exception e) {
                    e.getMessage();
                }
            }
            return success(filesid);

        } else {
            return failed();
        }

    }

    @PostMapping("/insertFiles2")
    public RESTfulResult insertFiles2(String fileuuid, @ModelAttribute MultipartFile[] file) {
        String filenames = "";
        for (int i = 0; i < file.length; i++) {
            filenames += file[i].getOriginalFilename() + ";";
        }
        String filesid = "";

        String[] fileuuids = fileuuid.split(",");
        if (file != null) {
            for (int i = 0; i < file.length; i++) {
                try {
                    //获取系统时间
                    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("/yyyy/MM/dd");
                    //获取文件名
                    String oldName = file[i].getOriginalFilename();
                    //取当前时间的长整形值包含毫秒
                    String newName = IDutils.getImageName();
                    //重新命名文件
                    newName = newName + oldName.substring(oldName.lastIndexOf("."));
                    String filePath = simpleDateFormat.format(new Date());
                    //获取输入流
                    InputStream inputStream = file[i].getInputStream();
                    boolean result = ftpFileUtil.uploadToFtp(inputStream, filePath, newName, false);
                    inputStream.close();
                    if (result) {
                        SystemFile uploadFile = new SystemFile();
                        uploadFile.setFilename(oldName);
                        uploadFile.setFilepath(filePath + "/" + newName);
                        uploadFile.setId(fileuuids[i]);
                        SystemFile modela = systemFileService.add(uploadFile);
                        if (modela != null) {
                            filesid += "," + modela.getId();
                        }
                    } else {
                        return failed(null, "上传文件失败");
                    }
                } catch (Exception e) {
                    e.getMessage();
                }
            }
            return success(filesid);

        } else {
            return failed();
        }

    }

    @PostMapping("/insertFiles")
    public RESTfulResult insertFiles(String[] fileUuids, String[] fileNames, String[] fileTypes, Map<Object, MultipartFile> FileList, MultipartRequest request) throws Exception {


        List<MultipartFile> files  = new ArrayList<>();
        int index=-1;
        for(int j = 0 ; j < fileTypes.length ; j ++ ) {
            for(int i=0;i<21;i++) {
                MultipartFile file = request.getFile("file" +j +"" + i);
                if (file != null) {
                    files.add(file);
                    if (index < 0) {
                        index = i;
                    }
                }
            }
        }

        if(files.size() == 0) {
            return failed("传输失败");
        }
        for (int i = 0; i < fileUuids.length; i++) {
            //获取系统时间
            SimpleDateFormat simpleDateFormat = new SimpleDateFormat("/yyyy/MM/dd");
            //获取文件名
            String oldName = fileNames[i].toString();
            //取当前时间的长整形值包含毫秒
            String newName = IDutils.getImageName();
            //重新命名文件

            String filePath = simpleDateFormat.format(new Date()) + "/" + fileTypes[i].toString();
            //获取输入流
            String fileTypeName = files.get(i).getOriginalFilename();
            fileTypeName = fileTypeName.substring(fileTypeName.lastIndexOf("."));
            newName = oldName + "(" + newName + ")" + fileTypeName;
            InputStream inputStream = files.get(i).getInputStream();
            boolean result = ftpFileUtil.uploadToFtp(inputStream, filePath, newName, false);
            inputStream.close();
            if (result) {
                SystemFile uploadFile = new SystemFile();
                uploadFile.setFilename(oldName);
                uploadFile.setFilepath(filePath + "/" + newName);
                uploadFile.setId(fileUuids[i]);
                SystemFile modela = systemFileService.add(uploadFile);
                if (modela != null) {
                    fileUuids[i] += "," + modela.getId();
                }
            } else {
                return failed(null, "上传文件失败");
            }
        }

        return success();

    }

    @PostMapping("/previewfile")
    public RESTfulResult previewfile(@RequestBody HashMap parmas) {
        String filename = parmas.get("filename").toString();
        String filepath = parmas.get("filepath").toString();
        if (filename == null || filename.isEmpty()) {
            return failed("该图片不存在！");
        }
        if (filepath == null || filepath.isEmpty()) {
            return failed("该图片地址不存在！");
        }
        try {
            String result = ftpFileUtil.downloadFile(filename, filepath);
            return success(result);
        } catch (IOException e) {
            e.getMessage();
            return failed();
        }
    }

    @PostMapping("/previewfile2")
    public RESTfulResult previewfile2(@RequestBody HashMap parmas) {

        SystemFile value = systemFileMapper.selectByPrimaryKey(parmas.get("id").toString());

            String fileName = value.getFilename();
            String filepath = value.getFilepath();
            if (fileName == null || fileName.isEmpty()) {
                return failed("该图片不存在！");
            }
            if (filepath == null || filepath.isEmpty()) {
                return failed("该图片地址不存在！");
            }

            try {
                String result = ftpFileUtil.downloadFile(fileName, filepath);
                return success(result);
            } catch (IOException e) {
                e.getMessage();
                return failed();
            }

    }

    @PostMapping("/updateFile")
    public RESTfulResult updateFile(String alternateFields1, @ModelAttribute MultipartFile[] file) {
        systemFileService.delete(alternateFields1);
        String filenames = "";
        for (int i = 0; i < file.length; i++) {
            filenames += file[i].getOriginalFilename() + ";";
        }
        String filesid = "";
        if (file != null) {
            for (int i = 0; i < file.length; i++) {
                try {

                    //获取系统时间
                    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("/yyyy/MM/dd");
                    //获取文件名
                    String oldName = file[i].getOriginalFilename();
                    //取当前时间的长整形值包含毫秒
                    String newName = IDutils.getImageName();
                    //重新命名文件
                    newName = newName + oldName.substring(oldName.lastIndexOf("."));
                    String filePath = simpleDateFormat.format(new Date());
                    //获取输入流
                    InputStream inputStream = file[i].getInputStream();
                    boolean result = ftpFileUtil.uploadToFtp(inputStream, filePath, newName, false);
                    inputStream.close();
                    if (result) {
                        SystemFile uploadFile = new SystemFile();
                        uploadFile.setFilename(oldName);
                        uploadFile.setFilepath(filePath + "/" + newName);
                        uploadFile.setId(alternateFields1);
                        SystemFile modela = systemFileService.add(uploadFile);
                        if (modela != null) {
                            filesid += "," + modela.getId();
                        }
                    } else {
                        return failed(null, "上传文件失败");
                    }
                } catch (Exception e) {
                    e.getMessage();
                }
            }
            return success(filesid);

        } else {
            return failed();
        }

    }

    @PostMapping("/previewfileList")
    public RESTfulResult previewfileList(@RequestBody HashMap map) {
        String uuid =  map.get("uuid").toString();
        String[] uuidList = uuid.split(";");
        //遍历数组，去找文件名称和路径
        List<Map<String,Object>> mapList = systemFileMapper.getFileInfo(uuidList);
        List<Map<String,Object>> resultList = new ArrayList<>();
        for (Map<String,Object> parmas : mapList) {
            String filename = parmas.get("FILENAME").toString();
            String filepath = parmas.get("FILEPATH").toString();
            if (filename == null ||filename.isEmpty()) {
                return failed("该图片不存在！");
            }
            if (filepath == null ||filepath.isEmpty()) {
                return failed("该图片地址不存在！");
            }
            try {
                Map<String,Object> result = ftpFileUtil.downloadFileNew(filename, filepath);
                resultList.add(result);
            } catch (IOException e) {
                e.getMessage();
                continue;
            }
        }
        return success(resultList);

    }


}