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/controller/ImageController.java

@@ -25,17 +25,14 @@ public class ImageController {
 
     @Operation(summary = "上传图片")
     @Parameters({
-            @Parameter(name = "markdownId", description = "markdownid", required = true),
             @Parameter(name = "file", description = "图片文件", required = true)
     })
     @PostMapping
     public R<Image> uploadImage(
-            @RequestParam(required = false) String markdownId,
             @RequestParam("file") MultipartFile file) {
 
         try {
-            Long markdownIdLong = Long.parseLong(markdownId);
-            Image image = imageService.uploadImage(markdownIdLong, file);
+            Image image = imageService.uploadImage(file);
             return R.success(image);
         } catch (IOException e) {
             return R.fail();
@@ -43,7 +40,7 @@ public class ImageController {
     }
 
     @Operation(summary = "根据id删除图片")
-    @DeleteMapping("/{id}")
+    @PostMapping("/{id}")
     public R<Void> deleteImage(@PathVariable Long id) {
         boolean result = imageService.deleteImage(id);
         if (result) {
@@ -54,7 +51,7 @@ public class ImageController {
     }
 
     @Operation(summary = "根据url删除图片")
-    @DeleteMapping
+    @PostMapping("/deleteByUrl")
     public R<Void> deleteImageByUrl(@RequestParam String url) {
         boolean result = imageService.deleteImageByUrl(url);
         if (result) {
@@ -64,5 +61,16 @@ public class ImageController {
         }
     }
 
+    @Operation(summary = "根据url批量删除图片")
+    @PostMapping("/batch")
+    public R<Void> deleteImageByUrls(@RequestBody List<String> urls) {
+        boolean result = imageService.deleteImageByUrls(urls);
+        if (result) {
+            return R.success();
+        } else {
+            return R.fail();
+        }
+    }
+
 
 }