jinpengyong
2022-01-18 e7c06474bff33963a090b0a268ed5c983e3fd29d
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package com.moral.api.service.impl;
 
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.moral.api.entity.Supervision;
import com.moral.api.mapper.SupervisionMapper;
import com.moral.api.service.SupervisionService;
 
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.constant.Constants;
import com.moral.constant.ResponseCodeEnum;
import com.moral.util.FileUtils;
 
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.system.ApplicationHome;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;
import org.springframework.web.multipart.MultipartFile;
 
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.stream.Collectors;
 
 
/**
 * <p>
 * 督办单 服务实现类
 * </p>
 *
 * @author moral
 * @since 2022-01-12
 */
@Service
@Slf4j
public class SupervisionServiceImpl extends ServiceImpl<SupervisionMapper, Supervision> implements SupervisionService {
 
    @Autowired
    private SupervisionMapper supervisionMapper;
 
    @Override
    public Map<String, Object> add(MultipartFile[] files, Supervision supervision) {
        //获取jar包所在目录
        ApplicationHome applicationHome = new ApplicationHome(getClass());
        //在jar包所在目录下生成一个upload文件夹用来存储上传的图片
        String path = applicationHome.getSource().getParentFile().toString() + "/static/img";
 
        Map<String, Object> result = new HashMap<>();
 
        List<String> images = new ArrayList<>();
 
        for (MultipartFile file : files) {
            //判断上传文件格式
            String fileType = file.getContentType();
            if ("image/jpg".equals(fileType) || "image/png".equals(fileType) || "image/jpeg".equals(fileType)) {
                //获取文件名
                String fileName = file.getOriginalFilename();
                //获取文件后缀名
                String suffixName = fileName.substring(fileName.lastIndexOf("."));
                //重新生成文件名
                fileName = UUID.randomUUID() + suffixName;
                //图片上传
                if (FileUtils.upload(file, path, fileName)) {
                    images.add(fileName);
                }
            } else {
                result.put("code", ResponseCodeEnum.IMG_UPLOAD_FAIl.getCode());
                result.put("msg", ResponseCodeEnum.IMG_UPLOAD_FAIl.getMsg());
                return result;
            }
        }
 
        if (!ObjectUtils.isEmpty(images)) {
            String image = images.stream()
                    .map(String::valueOf)
                    .collect(Collectors.joining(","));
            supervision.setImages(image);
        }
        supervisionMapper.insert(supervision);
        return result;
    }
 
    @Override
    public Map<String, Object> selectSupervisions(Map<String, Object> params) {
        //获取查询参数
        int cityCode = Integer.parseInt(params.get("cityCode").toString());
        int page = Integer.parseInt(params.get("page").toString());
        int size = Integer.parseInt(params.get("size").toString());
        Object start = params.get("start");
        Object end = params.get("end");
 
        QueryWrapper<Supervision> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("city_code", cityCode)
                .eq("is_delete", Constants.NOT_DELETE);
        if (start != null) {
            queryWrapper.ge("time", start);
        }
        if (start != null) {
            queryWrapper.le("time", end);
        }
 
        //按time倒序
        queryWrapper.orderByDesc("time");
 
        //分页
        Page<Supervision> supervisionPage = new Page<>(page, size);
        supervisionMapper.selectPage(supervisionPage, queryWrapper);
        List<Supervision> supervisions = supervisionPage.getRecords();
 
 
        Map<String, Object> result = new LinkedHashMap<>();
        result.put("total", supervisionPage.getTotal());
        result.put("totalPage", supervisionPage.getPages());
        result.put("current", supervisionPage.getCurrent());
        result.put("pageSize", supervisionPage.getSize());
        result.put("item", supervisions);
 
        return result;
    }
 
    @Override
    public Map<String, Object> updateSupervision(MultipartFile[] files, Supervision supervision) {
 
        //获取jar包所在目录
        ApplicationHome applicationHome = new ApplicationHome(getClass());
        //在jar包所在目录下生成一个upload文件夹用来存储上传的图片
        String path = applicationHome.getSource().getParentFile().toString() + "/static/img";
 
        Map<String, Object> result = new HashMap<>();
 
        List<String> images = new ArrayList<>();
 
 
        for (MultipartFile file : files) {
            //判断上传文件格式
            String fileType = file.getContentType();
            if ("image/jpg".equals(fileType) || "image/png".equals(fileType) || "image/jpeg".equals(fileType)) {
                //获取文件名
                String fileName = file.getOriginalFilename();
                //获取文件后缀名
                String suffixName = fileName.substring(fileName.lastIndexOf("."));
                //重新生成文件名
                fileName = UUID.randomUUID() + suffixName;
                //图片上传
                if (FileUtils.upload(file, path, fileName)) {
                    images.add(fileName);
                }
            } else {
                result.put("code", ResponseCodeEnum.IMG_UPLOAD_FAIl.getCode());
                result.put("msg", ResponseCodeEnum.IMG_UPLOAD_FAIl.getMsg());
                return result;
            }
        }
        if (!ObjectUtils.isEmpty(images)) {
            String image = images.stream()
                    .map(String::valueOf)
                    .collect(Collectors.joining(","));
            supervision.setImages(image);
        }
        supervisionMapper.updateById(supervision);
        return result;
    }
 
    @Override
    public void deleteSupervision(Integer supervisionId) {
        QueryWrapper<Supervision> queryWrapper = new QueryWrapper<>();
        queryWrapper.select("id", "images").eq("id", supervisionId);
        Supervision supervision = supervisionMapper.selectOne(queryWrapper);
        String[] images = supervision.getImages().split(",");
 
        //逻辑删除
        supervision.setIsDelete(Constants.DELETE);
        supervision.setImages(null);
        supervisionMapper.updateById(supervision);
 
 
        //删除服务器中的督办单中图片
        ApplicationHome applicationHome = new ApplicationHome(getClass());
        String path = applicationHome.getSource().getParentFile().toString() + "/static/img";
        for (String image : images) {
            String realPath = path + File.separator + image;
            File file = new File(realPath);
            if (file.exists() && file.isFile()) {
                file.delete();
            }
        }
    }
}