feat(qianduan): 重构前端结构并添加新功能

- 新增分类创建功能
- 新增笔记创建功能
- 优化笔记列表展示
- 改进笔记预览界面
- 添加删除笔记功能
- 重构菜单选择逻辑
- 优化文件上传处理
- 更新Markdown编辑器配置

biji-houdaun/src/main/java/com/test/bijihoudaun/controller/GroupingController.java

@@ -1,11 +1,11 @@
 package com.test.bijihoudaun.controller;
 
+import com.test.bijihoudaun.common.response.R;
 import com.test.bijihoudaun.entity.Grouping;
 import com.test.bijihoudaun.service.GroupingService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
@@ -20,32 +20,32 @@ public class GroupingController {
 
     @Operation(summary = "创建分组")
     @PostMapping
-    public ResponseEntity<Grouping> createGrouping(@RequestBody Grouping grouping) {
+    public R<Grouping> createGrouping(@RequestBody Grouping grouping) {
         Grouping created = groupingService.createGrouping(grouping);
-        return ResponseEntity.ok(created);
+        return R.success(created);
     }
 
     @Operation(summary = "获取全部分组")
     @GetMapping
-    public ResponseEntity<List<Grouping>> getAllGroupings() {
+    public R<List<Grouping>> getAllGroupings() {
         List<Grouping> groupings = groupingService.getAllGroupings();
-        return ResponseEntity.ok(groupings);
+        return R.success(groupings);
     }
 
     @Operation(summary = "更新分组名称")
     @PutMapping("/{id}")
-    public ResponseEntity<Grouping> updateGrouping(
+    public R<Grouping> updateGrouping(
             @PathVariable Long id, 
             @RequestBody Grouping grouping) {
         grouping.setId(id);
         Grouping updated = groupingService.updateGrouping(grouping);
-        return ResponseEntity.ok(updated);
+        return R.success(updated);
     }
 
     @Operation(summary = "删除分组")
     @DeleteMapping("/{id}")
-    public ResponseEntity<Void> deleteGrouping(@PathVariable Long id) {
+    public R<Void> deleteGrouping(@PathVariable Long id) {
         groupingService.deleteGrouping(id);
-        return ResponseEntity.noContent().build();
+        return R.success();
     }
 }

biji-houdaun/src/main/java/com/test/bijihoudaun/controller/ImageController.java

@@ -1,16 +1,14 @@
 package com.test.bijihoudaun.controller;
 
 
+import com.test.bijihoudaun.common.response.R;
 import com.test.bijihoudaun.entity.Image;
 import com.test.bijihoudaun.service.ImageService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.Parameters;
-import io.swagger.v3.oas.annotations.responses.ApiResponse;
-import io.swagger.v3.oas.annotations.responses.ApiResponses;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -29,15 +27,15 @@ public class ImageController {
             @Parameter(name = "file", description = "图片文件", required = true)
     })
     @PostMapping
-    public ResponseEntity<Image> uploadImage(
+    public R<Image> uploadImage(
             @RequestParam(required = false) Long markdownId,
             @RequestParam("file") MultipartFile file) {
 
         try {
             Image image = imageService.uploadImage(markdownId, file);
-            return ResponseEntity.ok(image);
+            return R.success(image);
         } catch (IOException e) {
-            return ResponseEntity.status(500).build();
+            return R.fail();
         }
     }
 }

biji-houdaun/src/main/java/com/test/bijihoudaun/entity/Grouping.java

@@ -3,6 +3,7 @@ package com.test.bijihoudaun.entity;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
@@ -12,6 +13,7 @@ import lombok.Data;
 public class Grouping {
     @Schema(description = "分组id",implementation = Long.class)
     @TableId(type = IdType.AUTO)
+    @JsonFormat(shape = JsonFormat.Shape.STRING) // 仅作用于此字段
     private Long id;
     @Schema(description = "分组名称",implementation = String.class)
     private String grouping;

biji-houdaun/src/main/java/com/test/bijihoudaun/entity/Image.java

@@ -4,6 +4,7 @@ import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
@@ -15,6 +16,7 @@ import java.util.Date;
 public class Image {
     @Schema(description = "图片id",implementation = Long.class)
     @TableId(type = IdType.AUTO)
+    @JsonFormat(shape = JsonFormat.Shape.STRING) // 仅作用于此字段
     private Long id;
     @Schema(description = " 外键，关联Markdown文件ID，标识图片所属文档",implementation = Long.class  )
     private Long markdownId;

biji-houdaun/src/main/java/com/test/bijihoudaun/entity/MarkdownFile.java

@@ -4,6 +4,7 @@ import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
@@ -15,6 +16,7 @@ import java.util.Date;
 public class MarkdownFile {
     @Schema(description = "文本id",implementation = Long.class)
     @TableId(type = IdType.AUTO)
+    @JsonFormat(shape = JsonFormat.Shape.STRING) // 仅作用于此字段
     private Long id;
     @Schema(description = "分组表id",implementation = Long.class)
     private Long groupingId;

biji-houdaun/src/main/java/com/test/bijihoudaun/entity/User.java

@@ -3,6 +3,7 @@ package com.test.bijihoudaun.entity;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
@@ -14,6 +15,7 @@ import java.util.Date;
 public class User {
     @Schema(description = "用户id",implementation = Long.class)
     @TableId(type = IdType.AUTO)
+    @JsonFormat(shape = JsonFormat.Shape.STRING) // 仅作用于此字段
     private Long id;
     @Schema(description = "用户名",implementation = String.class)
     private String username;