添加目录的完成

src/main/java/com/zhiyun/zhiyun03/application/entity/Directory.java

@@ -40,14 +40,6 @@ public class Directory {
     private String dirImg;
 
 
-    /**
-     * 目录归属
-     */
-    @TableField(value = "dir_iden")
-    private String dirIden;
-
-
-
     /**
      * 添加时间
      */

src/main/java/com/zhiyun/zhiyun03/course/mapper/CourseMapper.java

@@ -7,7 +7,9 @@ import com.zhiyun.zhiyun03.course.vo.PageVO;
 import org.apache.ibatis.annotations.Mapper;
 
 import java.util.List;
-
+/**
+ * 查询持久层
+ */
 @Mapper
 public interface CourseMapper extends BaseMapper<Course> {
 

src/main/java/com/zhiyun/zhiyun03/course/param/PageParam.java

@@ -1,7 +1,9 @@
 package com.zhiyun.zhiyun03.course.param;
 
 import lombok.Data;
-
+/**
+ * 分页参数
+ */
 @Data
 public class PageParam {
     /**

src/main/java/com/zhiyun/zhiyun03/course/service/CourseService.java

@@ -10,7 +10,9 @@ import io.swagger.annotations.ApiParam;
 import org.springframework.web.bind.annotation.RequestParam;
 
 import java.util.List;
-
+/**
+ * 课程服务层
+ */
 public interface CourseService extends IService<Course> {
 
     /**
@@ -37,8 +39,13 @@ public interface CourseService extends IService<Course> {
      * 根据ID查询课程
      */
     CourseVo queryCourseById(Integer id);
-
+    /**
+     * 添加课程目录
+     */
     void addCourseDirectory(Directory directory);
 
+    /**
+     * 查询课程目录
+     */
     List<DirectoryVo> queryCourseDirectory();
 }

src/main/java/com/zhiyun/zhiyun03/course/service/impl/CourseServiceImpl.java

@@ -83,7 +83,7 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper,Course> implemen
             throw new ServiceException("403","该课程已经存在");
         }
         Course course = new Course();
-
+        /*将vo参数赋值给course*/
         BeanUtils.copyProperties(courseVo,course);
 
         //获取目录名称
@@ -179,13 +179,17 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper,Course> implemen
         }
         return courseVo;
     }
-
+    /**
+     * 添加课程目录
+     */
     @Override
     public void addCourseDirectory(Directory directory) {
+        /*判断目录名是否为空*/
         if (directory.getDirName().isEmpty())
         {
             throw new ServiceException("400","目录名称不能为空");
         }
+        /*判断目录图标是否为空*/
         if (directory.getDirImg().isEmpty())
         {
             throw new ServiceException("400","请选择一个icon");
@@ -196,7 +200,7 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper,Course> implemen
         {
             throw new ServiceException("400","目录已存在");
         }
-
+        /*目录生成随机id*/
         int uuid= UUID.randomUUID().hashCode();
         if(uuid<0){
             uuid=-uuid;
@@ -205,7 +209,9 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper,Course> implemen
         directory.setId(uuid);
         directoryMapper.addCourseDirectory(directory);
     }
-
+    /**
+     * 查询课程目录
+     */
     @Override
     public List<DirectoryVo> queryCourseDirectory() {
 

src/main/java/com/zhiyun/zhiyun03/download/service/impl/DownloadServiceImpl.java

@@ -30,13 +30,13 @@ public class DownloadServiceImpl extends ServiceImpl<DownloadMapper, Download> i
     private DirectoryMapper directoryMapper;
 
     /*
-        * 查询下载中心
+     * 分页查询下载中心
      * */
     @Override
     public PageVO<DownloadVo> queryDownload(Integer page, Integer limit) {
 
         //开启分页
-        PageHelper.startPage(page,limit);
+        PageHelper.startPage(page, limit);
         //查询所有下载数据
         List<DownloadVo> downloadVoList = downloadMapper.queryDownload();
 
@@ -52,6 +52,7 @@ public class DownloadServiceImpl extends ServiceImpl<DownloadMapper, Download> i
 
         return downloadVoPageVO;
     }
+
     /*
      * 添加下载
      * */
@@ -59,28 +60,28 @@ public class DownloadServiceImpl extends ServiceImpl<DownloadMapper, Download> i
     public int addDownload(DownloadVo vo) {
         //查询下载名称是否已经存在
         int count = downloadMapper.selectByName(vo.getDownloadName());
-      if (count>0)
+        if (count > 0) {
-      {
+            throw new ServiceException("403", "下载已存在");
-          throw new ServiceException("403","下载已存在");
         }
+
         //将vo值传给download
         Download download = new Download();
-        BeanUtils.copyProperties(vo,download);
+        BeanUtils.copyProperties(vo, download);
         //查询归属目录id
-        Integer dirId = directoryMapper.selectByName(vo.getDirName(),"5");
+        Integer dirId = directoryMapper.selectByName(vo.getDirName(), "5");
-        if (dirId==null){
+        if (dirId == null) {
-            throw new ServiceException("400","目录不存在");
+            throw new ServiceException("400", "目录不存在");
         }
+        /*设置目录id*/
         download.setDirId(dirId);
+        /*设置更新时间*/
         download.setDownloadUpdatetime(new Date());
         //添加download
         int insert = downloadMapper.insert(download);
-        if (insert>0)
+        if (insert > 0) {
-        {
             return insert;
-        }else
+        } else {
-        {
+            throw new ServiceException("400", "添加下载失败");
-            throw new ServiceException("400","添加下载失败");
         }
     }
 
@@ -89,21 +90,19 @@ public class DownloadServiceImpl extends ServiceImpl<DownloadMapper, Download> i
      * */
     @Override
     public int delDownload(Integer id) {
-        if (id == null)
+        if (id == null) {
-        {
+            throw new ServiceException("400", "查询id值为空");
-            throw  new ServiceException("400","查询id值为空");
         }
         //根据id删除
         int count = downloadMapper.deleteById(id);
 
-        if (count>0)
+        if (count > 0) {
-        {
             return count;
-        }else
+        } else {
-        {
+            throw new ServiceException("400", "删除失败");
-            throw new ServiceException("400","删除失败");
         }
     }
+
     /*
      * 根据id查询数据
      * */
@@ -115,65 +114,64 @@ public class DownloadServiceImpl extends ServiceImpl<DownloadMapper, Download> i
         Directory directory = directoryMapper.selectById(download.getDirId());
         DownloadVo downloadAddVo = new DownloadVo();
         //复制给vo
-        BeanUtils.copyProperties(download,downloadAddVo);
+        BeanUtils.copyProperties(download, downloadAddVo);
+        /*设置目录名*/
         downloadAddVo.setDirName(directory.getDirName());
 
         return downloadAddVo;
     }
+
     /*
      * 更新下载
      * */
     @Override
     public int updateDownload(DownloadVo vo) {
         /*条件判断*/
-        if (vo.getDownloadName().isEmpty())
+        if (vo.getDownloadName().isEmpty()) {
-        {
+            throw new ServiceException("400", "下载名不能为空失败");
-            throw new ServiceException("400","下载名不能为空失败");
         }
         //将vo值传给download
         Download download = new Download();
-        BeanUtils.copyProperties(vo,download);
+        BeanUtils.copyProperties(vo, download);
         //查询归属目录id
-        Integer dirId = directoryMapper.selectByName(vo.getDirName(),"5");
+        Integer dirId = directoryMapper.selectByName(vo.getDirName(), "5");
         download.setDirId(dirId);
         download.setDownloadUpdatetime(new Date());
         //添加download
         int insert = downloadMapper.updateDownloadById(download);
-        if (insert>0)
+        if (insert > 0) {
-        {
             return insert;
-        }else
+        } else {
-        {
+            throw new ServiceException("400", "更新失败");
-            throw new ServiceException("400","更新失败");
         }
     }
 
+    /*添加下载目录*/
     @Override
     public void addDownloadDirectory(Directory directory) {
-        if (directory.getDirName().isEmpty())
+        if (directory.getDirName().isEmpty()) {
-        {
+            throw new ServiceException("400", "目录名称不能为空");
-            throw new ServiceException("400","目录名称不能为空");
         }
-        if (directory.getDirImg().isEmpty())
+        if (directory.getDirImg().isEmpty()) {
-        {
+            throw new ServiceException("400", "请选择一个icon");
-            throw new ServiceException("400","请选择一个icon");
         }
-
+        /*查询目录名是否存在*/
-        Integer count = directoryMapper.selectByName(directory.getDirName(),"5");
+        Integer count = directoryMapper.selectByName(directory.getDirName(), "5");
-        if (count!=null)
+        if (count != null) {
-        {
+            throw new ServiceException("400", "目录已存在");
-            throw new ServiceException("400","目录已存在");
         }
-
+        /*目录生成随机id*/
-        int uuid= UUID.randomUUID().hashCode();
+        int uuid = UUID.randomUUID().hashCode();
-        if(uuid<0){
+        if (uuid < 0) {
-            uuid=-uuid;
+            uuid = -uuid;
         }
         directory.setDirAddtime(new Date());
         directory.setId(uuid);
+        /*添加下载*/
         directoryMapper.addDownloadDirectory(directory);
     }
 
+    /*查询下载目录*/
     @Override
     public List<DirectoryVo> queryDownloadDirectory() {
         List<DirectoryVo> directoryList = directoryMapper.queryDownloadDirectory();

src/main/java/com/zhiyun/zhiyun03/utils/oss/AliyunOssUtil.java

@@ -69,7 +69,6 @@ public class AliyunOssUtil {
                 client.shutdown();
             }
         }
-
         return null;
     }
 

src/main/resources/application.yml

@@ -20,7 +20,10 @@ spring:
       url: jdbc:mysql://localhost:3306/zhiyun?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai
       username: root
       password: root
-
+  servlet:
+    multipart:
+      max-file-size: 50MB
+      max-request-size: 50MB
 
 
 # mybatis plus的配置和mybatis类似，之前在mybatis的配置，使用mybtis-plus替换
@@ -39,4 +42,4 @@ pagehelper:
 
 
 swagger:
-  enabled: true
+  enabled: false

src/main/resources/templates/layui-v2.6.8/index.html

@@ -10,25 +10,6 @@
 <div class="layui-layout layui-layout-admin">
     <div class="layui-header">
         <div class="layui-logo layui-hide-xs layui-bg-black">天择后台管业系统</div>
-        <!-- 头部区域（可配合layui 已有的水平导航） -->
-<!--        <ul class="layui-nav layui-layout-left">-->
-<!--            &lt;!&ndash; 移动端显示 &ndash;&gt;-->
-<!--            <li class="layui-nav-item layui-show-xs-inline-block layui-hide-sm" lay-header-event="menuLeft">-->
-<!--                <i class="layui-icon layui-icon-spread-left"></i>-->
-<!--            </li>-->
-
-<!--&lt;!&ndash;            <li class="layui-nav-item layui-hide-xs"><a href="">nav 1</a></li>&ndash;&gt;-->
-<!--&lt;!&ndash;            <li class="layui-nav-item layui-hide-xs"><a href="">nav 2</a></li>&ndash;&gt;-->
-<!--&lt;!&ndash;            <li class="layui-nav-item layui-hide-xs"><a href="">nav 3</a></li>&ndash;&gt;-->
-<!--&lt;!&ndash;            <li class="layui-nav-item">&ndash;&gt;-->
-<!--&lt;!&ndash;                <a href="javascript:;">nav groups</a>&ndash;&gt;-->
-<!--&lt;!&ndash;                <dl class="layui-nav-child">&ndash;&gt;-->
-<!--&lt;!&ndash;                    <dd><a href="">menu 11</a></dd>&ndash;&gt;-->
-<!--&lt;!&ndash;                    <dd><a href="">menu 22</a></dd>&ndash;&gt;-->
-<!--&lt;!&ndash;                    <dd><a href="">menu 33</a></dd>&ndash;&gt;-->
-<!--&lt;!&ndash;                </dl>&ndash;&gt;-->
-<!--&lt;!&ndash;            </li>&ndash;&gt;-->
-<!--        </ul>-->
         <ul class="layui-nav layui-layout-right">
             <li class="layui-nav-item layui-hide layui-show-md-inline-block">
                 <a href="javascript:;">