feat(qianduan): 优化笔记功能和图片处理

- 新增批量删除图片接口和功能- 实现笔记中图片的上传和删除
- 优化笔记保存时的图片处理逻辑
-调整分组展示和Markdown文件加载方式

biji-houdaun/src/main/java/com/test/bijihoudaun/service/GroupingService.java

@@ -5,8 +5,28 @@ import com.test.bijihoudaun.entity.Grouping;
 import java.util.List;
 
 public interface GroupingService {
+    /**
+     * 创建分组
+     * @param grouping
+     * @return
+     */
     Grouping createGrouping(Grouping grouping);
-    List<Grouping> getAllGroupings();
+
+    /**
+     * 获取所有分组
+     * @param parentId
+     * @return
+     */
+    List<Grouping> getAllGroupings(Long parentId);
+    /**
+     * 更新分组名称
+     * @param grouping
+     * @return
+     */
     Grouping updateGrouping(Grouping grouping);
+    /**
+     * 删除分组
+     * @param id
+     */
     void deleteGrouping(Long id);
 }

biji-houdaun/src/main/java/com/test/bijihoudaun/service/ImageService.java

@@ -10,12 +10,11 @@ import java.util.List;
 public interface ImageService extends IService<Image> {
     /**
      * 上传图片
-     * @param markdownId Markdown文件ID（可选）
      * @param file 图片文件
      * @return 上传的图片对象
      * @throws IOException 文件操作异常
      */
-    Image uploadImage(Long markdownId, MultipartFile file) throws IOException;
+    Image uploadImage(MultipartFile file) throws IOException;
 
     /**
      * 删除图片
@@ -24,14 +23,6 @@ public interface ImageService extends IService<Image> {
      */
     boolean deleteImage(Long id);
 
-
-    /**
-     * 获取Markdown文件关联的图片
-     * @param markdownId Markdown文件ID
-     * @return 图片列表
-     */
-    List<Image> getMarkdownImages(Long markdownId);
-
     /**
      * 根据URL删除图片
      * @param url
@@ -40,10 +31,9 @@ public interface ImageService extends IService<Image> {
     boolean deleteImageByUrl(String url);
 
     /**
-     * 根据URL批量更新图片ID
-     * @param list
-     * @param markdownId
+     * 根据URL批量删除图片
+     * @param urls
      * @return
      */
-    boolean updateImageId(List<String> list, Long markdownId);
+    boolean deleteImageByUrls(List<String> urls);
 }

biji-houdaun/src/main/java/com/test/bijihoudaun/service/impl/GroupingServiceImpl.java

@@ -1,9 +1,11 @@
 package com.test.bijihoudaun.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.test.bijihoudaun.entity.Grouping;
 import com.test.bijihoudaun.mapper.GroupingMapper;
 import com.test.bijihoudaun.service.GroupingService;
+import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
@@ -13,6 +15,10 @@ public class GroupingServiceImpl
         extends ServiceImpl<GroupingMapper, Grouping>
         implements GroupingService {
 
+    @Resource
+    private GroupingMapper groupingMapper;
+
+
     @Override
     public Grouping createGrouping(Grouping grouping) {
         this.save(grouping);
@@ -20,8 +26,10 @@ public class GroupingServiceImpl
     }
 
     @Override
-    public List<Grouping> getAllGroupings() {
-        return this.list();
+    public List<Grouping> getAllGroupings(Long parentId) {
+//        return groupingMapper.selectList(new LambdaQueryWrapper<Grouping>()
+//                .eq(Grouping::getParentId, parentId));
+        return groupingMapper.selectList(null);
     }
 
     @Override

biji-houdaun/src/main/java/com/test/bijihoudaun/service/impl/ImageServiceImpl.java

@@ -33,7 +33,7 @@ public class ImageServiceImpl
     private ImageMapper imageMapper;
 
     @Override
-    public Image uploadImage(Long markdownId, MultipartFile file) throws IOException {
+    public Image uploadImage( MultipartFile file) throws IOException {
         // 创建上传目录
         Path uploadPath = Paths.get(uploadDir);
         if (!Files.exists(uploadPath)) {
@@ -51,7 +51,6 @@ public class ImageServiceImpl
 
         // 创建图片实体
         Image image = new Image();
-        image.setMarkdownId(markdownId);
         image.setOriginalName(originalFilename);
         image.setStoredName(storedName);
         image.setUrl("/uploads/" + storedName);
@@ -82,14 +81,6 @@ public class ImageServiceImpl
         }
     }
 
-    @Override
-    public List<Image> getMarkdownImages(Long markdownId) {
-        QueryWrapper<Image> queryWrapper = new QueryWrapper<>();
-        queryWrapper.eq("markdown_id", markdownId)
-                .orderByDesc("created_at");
-        return this.list(queryWrapper);
-    }
-
     @Override
     public boolean deleteImageByUrl(String url) {
         Image image = imageMapper.selectOne(new QueryWrapper<Image>().eq("url", url));
@@ -108,17 +99,15 @@ public class ImageServiceImpl
             throw new RuntimeException("删除图片失败", e);
         }
     }
-
     @Override
-    public boolean updateImageId(List<String> list, Long markdownId) {
-        if (CollUtil.isEmpty( list)) {
+    public boolean deleteImageByUrls(List<String> urls) {
+        if (CollUtil.isEmpty(urls)) {
             return false;
         }
-        for (String url : list) {
+        for (String url : urls) {
             Image image = imageMapper.selectOne(new QueryWrapper<Image>().eq("url", url));
             if (image != null) {
-                image.setMarkdownId(markdownId);
-                this.updateById(image);
+                this.deleteImageByUrl(url);
             }
         }
         return true;