删除文件夹需判断，优化删除逻辑。是否文件夹下存在图片。

framework/src/main/java/cn/lili/common/enums/ResultCode.java

@@ -42,6 +42,7 @@ public enum ResultCode {
     PLATFORM_NOT_SUPPORTED_IM(1006, "平台未开启IM"),
     STORE_NOT_SUPPORTED_IM(1007, "店铺未开启IM"),
     UNINITIALIZED_PASSWORD(1008, "非初始化密码，无法进行初始化设置"),
+    FILE_DIRECTORY_NOT_EMPTY(1012, "文件夹下有文件，请删除所有文件后删除文件夹！"),
     /**
      * 分类
      */

framework/src/main/java/cn/lili/modules/file/service/FileService.java

@@ -31,6 +31,13 @@ public interface FileService extends IService<File> {
      */
     void batchDeleteByDirectory(String directoryId);
 
+    /**
+     * 根据文件夹ID查看是否有文件
+     * @param directoryId 文件夹ID
+     * @return
+     */
+    Boolean countByDirectory(String directoryId);
+
     /**
      * 所有者批量删除
      *

framework/src/main/java/cn/lili/modules/file/serviceimpl/FileServiceImpl.java

@@ -59,6 +59,11 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements Fi
         this.remove(queryWrapper);
     }
 
+    @Override
+    public Boolean countByDirectory(String directoryId) {
+        return this.count(new LambdaQueryWrapper<File>().eq(File::getFileDirectoryId, directoryId))>0;
+    }
+
     @Override
     public void batchDelete(List<String> ids, AuthUser authUser) {
         LambdaQueryWrapper<File> queryWrapper = new LambdaQueryWrapper<>();