修改章节时更新层级章节名称

批量添加资源

sstudy/src/main/java/com/xhkjedu/sstudy/controller/resource/ResourceController.java

         return new ResultVo(0, "保存成功",id);
     }
 
+    @PostMapping("/batch_add")
+    public ResultVo batchAdd(@RequestBody List<TResource> resources) {
+        resourceService.batchAdd(resources);
+        return new ResultVo(0, "批量保存成功");
+    }
+
     @PostMapping("/delete")
     public ResultVo delete(@RequestBody TResource tResource) {
         String resourceid = tResource.getResourceid();

sstudy/src/main/java/com/xhkjedu/sstudy/controller/subjectbook/DirectorController.java

     public ResultVo update(@RequestBody TDirector director){
         N_Utils.validation(new Object[]{director.getDirectorid(),"章节id",2,director.getDirectorname(),"章节名称",2});
         int result = directorService.updateDirector(director);
-        if (result > 0) return new ResultVo(0,"修改成功");
+        if (result > 0) {
+            directorService.updateDirectorAll(director.getDirectorid());
+            return new ResultVo(0, "修改成功");
+        }
         else return new ResultVo(1,"修改失败");
     }
 

sstudy/src/main/java/com/xhkjedu/sstudy/mapper/subjectbook/DirectorMapper.java

 
 import com.xhkjedu.sstudy.base.TkMapper;
 import com.xhkjedu.sstudy.model.subjectbook.TDirector;
+import com.xhkjedu.sstudy.vo.subjectbook.DirectorVo;
 import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Repository;
 
 
     //查找使用章节的模块
     String findUseModule(String directorid);
+
+    //获取章节层级名称和章节层级
+    DirectorVo getNameAndLevelById(String directorid);
+
+    //修改层级章节
+    void updateDirectorAll(String directorid, String directorname, Integer level);
 }

sstudy/src/main/java/com/xhkjedu/sstudy/model/subjectbook/TDirector.java

     //章节归属层级
     private Integer directorlevel;
 
+    //所有层级章节拼接，用;隔开
+    private String directorall;
+
     //创建人
     private Integer createid;
 

sstudy/src/main/java/com/xhkjedu/sstudy/service/resource/ResourceService.java

     public ResourceVo findById2(String resourceid) {
         return resourceMapper.findById2(resourceid);
     }
+
+    /**
+     * 批量保存
+     * @Param [resources]
+     * @Author ywx
+     * @Date 2022/3/14 11:28
+     * @return void
+     **/
+    public void batchAdd(List<TResource> resources) {
+        for (TResource resource : resources) {
+            save(resource);
+        }
+    }
 }

sstudy/src/main/java/com/xhkjedu/sstudy/service/subjectbook/DirectorService.java

 import com.xhkjedu.sstudy.mapper.subjectbook.DirectorMapper;
 import com.xhkjedu.sstudy.model.subjectbook.TDirector;
 import com.xhkjedu.sstudy.utils.StudyUtil;
+import com.xhkjedu.sstudy.vo.subjectbook.DirectorVo;
 import com.xhkjedu.utils.N_Utils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
         }
         return useModule;
     }
+
+    /**
+     * 修改层级章节
+     * @Param [directorid, directorname]
+     * @Author ywx
+     * @Date 2022/3/14 15:14
+     * @return void
+     **/
+    public void updateDirectorAll(String directorid) {
+        DirectorVo vo = directorMapper.getNameAndLevelById(directorid);
+        Integer level = vo.getLevel();
+        if (level.equals(4)) return;
+        directorMapper.updateDirectorAll(directorid, vo.getDirectorname(), level);
+    }
 }

sstudy/src/main/resources/mapper/subjectbook/DirectorMapper.xml

     <!-- 根据科目获取章节-->
     <select id="listDirectors" resultType="com.xhkjedu.sstudy.model.subjectbook.TDirector">
        SELECT d.directorid,d.directorname,d.directorpid,d.directororder,d.leaf,d.lsbid,d.belong,
-        d.directorlevel,d.createid,d.createtime,u.username AS createname
+        d.directorlevel,d.createid,d.createtime,d.directorall,u.username AS createname
         FROM t_director d LEFT JOIN t_user u ON d.createid=u.userid
         WHERE d.lsbid=#{director.lsbid}
         <if test="director.belong!=null and director.belong==1">
         ,(select (case when count(*)>0 then ',资源' else '' end) from t_resource_director where directorid=#{directorid})
         )
     </select>
+    <!--获取章节层级名称和章节层级-->
+    <select id="getNameAndLevelById" resultType="com.xhkjedu.sstudy.vo.subjectbook.DirectorVo">
+        select directorall directorname,directorlevel level from t_director where directorid=#{directorid}
+    </select>
+    <!--修改层级章节-->
+    <update id="updateDirectorAll">
+        UPDATE t_director d2
+        <if test="3>level">
+            LEFT JOIN t_director d3 ON d3.directorpid=d2.directorid
+        </if>
+        <if test="2>level">
+            LEFT JOIN t_director d4 ON d4.directorpid=d3.directorid
+        </if>
+        SET d2.directorall=CONCAT(#{directorname},';',d2.directorname)
+        <if test="3>level">
+            ,d3.directorall=CONCAT(#{directorname},';',d2.directorname,';',d3.directorname)
+        </if>
+        <if test="2>level">
+            ,d4.directorall=CONCAT(#{directorname},';',d2.directorname,';',d3.directorname,';',d4.directorname)
+        </if>
+        WHERE d2.directorpid=#{directorid}
+    </update>
 </mapper>