diff --git a/src/api/helpComment.js b/src/api/helpComment.js
index e711587..c1d00c0 100644
--- a/src/api/helpComment.js
+++ b/src/api/helpComment.js
@@ -9,5 +9,20 @@
 };
 
 export const addCommentReply = (commentId, replyData) => {
-  return api.post(`/help/comments/${commentId}/replies`, replyData);
+  const formData = new FormData();
+  formData.append('authorId', replyData.authorId);
+  formData.append('content', replyData.content);
+
+  // 如果有图片，添加到formData
+  if (replyData.image) {
+    formData.append('image', replyData.image);
+  }
+
+  return api.post(`/help/comments/${commentId}/replies`, formData);
+};
+
+export const deleteComment = (commentId, authorId) => {
+  return api.delete(`/help/comments/${commentId}`, {
+    params: { authorId }
+  });
 };
\ No newline at end of file
diff --git a/src/api/helpComment.test.js b/src/api/helpComment.test.js
index 2b7be4c..a4a7d99 100644
--- a/src/api/helpComment.test.js
+++ b/src/api/helpComment.test.js
@@ -1,6 +1,6 @@
 import MockAdapter from 'axios-mock-adapter';
 import { api } from './auth'; // 添加api导入
-import { likePostComment, getCommentReplies, addCommentReply } from './helpComment';
+import { likePostComment, getCommentReplies, addCommentReply, deleteComment } from './helpComment';
 
 describe('求助帖评论API', () => {
   let mockAxios;
@@ -34,11 +34,53 @@
   });
 
   describe('addCommentReply - 添加评论回复', () => {
-    it('应该正确发送回复内容', async () => {
-      const testData = { content: '测试回复', author: 'user1' };
-      mockAxios.onPost('/help/comments/789/replies', testData).reply(200, { code: 200 });
+    it('应该正确发送回复内容（无图片）', async () => {
+      const commentId = '789';
+      const replyData = {
+        authorId: 'user1',
+        content: '测试回复'
+      };
+      
+      mockAxios.onPost(`/help/comments/${commentId}/replies`).reply(config => {
+        const data = config.data;
+        expect(data.get('authorId')).toBe(replyData.authorId);
+        expect(data.get('content')).toBe(replyData.content);
+        expect(data.has('image')).toBe(false);
+        return [200, { code: 200 }];
+      });
 
-      const response = await addCommentReply('789', testData);
+      const response = await addCommentReply(commentId, replyData);
+      expect(response.status).toBe(200);
+    });
+    it('应该正确处理带图片的回复', async () => {
+      const commentId = '789';
+      const replyData = {
+        authorId: 'user1',
+        content: '测试回复',
+        image: new File(['content'], 'reply.jpg')
+      };
+      
+      mockAxios.onPost(`/help/comments/${commentId}/replies`).reply(config => {
+        const data = config.data;
+        expect(data.get('image')).toBeInstanceOf(File);
+        return [200, { code: 200 }];
+      });
+
+      const response = await addCommentReply(commentId, replyData);
+      expect(response.status).toBe(200);
+    });
+  });
+  describe('deleteComment - 删除评论', () => {
+    it('应该正确发送删除请求', async () => {
+      const commentId = '101112';
+      const authorId = 'user1';
+      
+      mockAxios.onDelete(`/help/comments/${commentId}`).reply(config => {
+        expect(config.params).toEqual({ authorId });
+        return [200, { code: 200 }];
+      });
+
+      const response = await deleteComment(commentId, authorId);
       expect(response.status).toBe(200);
     });
   });
diff --git a/src/api/helpPost.js b/src/api/helpPost.js
index 426e92b..4813aa3 100644
--- a/src/api/helpPost.js
+++ b/src/api/helpPost.js
@@ -1,12 +1,19 @@
 // src/api/helpPost.js
 import { api } from './auth'; // 复用已有的axios实例
 
-export const createPost = (title, content, authorId) => {
-  return api.post('/help/posts', { 
-    title, 
-    content, 
-    authorId 
-  });
+export const createPost = (title, content, authorId, selectedImage) => {
+  // 创建 FormData 对象
+  const formData = new FormData();
+  formData.append('title', title);
+  formData.append('content', content);
+  formData.append('authorId', authorId);
+  
+  // 如果有图片，添加到 FormData
+  if (selectedImage) {
+    formData.append('image', selectedImage);
+  }
+
+  return api.post('/help/posts', formData);
 };
 
 export const getPosts = (page = 1, size = 5) => {
@@ -19,10 +26,28 @@
   return api.get(`/help/posts/${postId}`);
 };
 
-export const likePost = (postId) => {
-  return api.post(`/help/posts/${postId}/like`);
+export const likePost = (postId, data) => {
+  return api.post(`/help/posts/${postId}/like`, null, {
+    params: data
+  });
 };
 
 export const addPostComment = (postId, commentData) => {
-  return api.post(`/help/posts/${postId}/comments`, commentData);
+  // 创建FormData对象来处理文件上传
+  const formData = new FormData();
+  formData.append('authorId', commentData.authorId);
+  formData.append('content', commentData.content);
+  
+  // 如果有图片，添加到formData
+  if (commentData.commentImage) {
+    formData.append('image', commentData.commentImage);
+  }
+
+  return api.post(`/help/posts/${postId}/comments`, formData);
+};
+
+export const deletePost = (postId, authorId) => {
+  return api.delete(`/help/posts/${postId}`, {
+    params: { authorId }
+  });
 };
\ No newline at end of file
diff --git a/src/api/helpPost.test.js b/src/api/helpPost.test.js
index e163090..b445b4d 100644
--- a/src/api/helpPost.test.js
+++ b/src/api/helpPost.test.js
@@ -1,6 +1,6 @@
 import MockAdapter from 'axios-mock-adapter';
 import { api } from './auth'; // 添加api导入
-import { createPost, getPosts, getPostDetail, likePost, addPostComment } from './helpPost';
+import { createPost, getPosts, getPostDetail, likePost, addPostComment,deletePost } from './helpPost';
 
 describe('求助帖API', () => {
   let mockAxios;
@@ -14,18 +14,49 @@
   });
 
   describe('createPost - 创建求助帖', () => {
-    it('应该正确发送帖子数据', async () => {
+    it('应该正确发送无图片帖子数据', async () => {
       const postData = {
         title: '测试标题',
         content: '测试内容',
         authorId: 'user123'
       };
-      mockAxios.onPost('/help/posts', postData).reply(201, { code: 201 });
+      // 使用函数匹配器来验证FormData内容
+      mockAxios.onPost('/help/posts').reply(config => {
+        const data = config.data;
+        expect(data.get('title')).toBe(postData.title);
+        expect(data.get('content')).toBe(postData.content);
+        expect(data.get('authorId')).toBe(postData.authorId);
+        expect(data.has('image')).toBe(false);
+        return [201, { code: 201 }];
+      });
 
       const response = await createPost(postData.title, postData.content, postData.authorId);
       expect(response.status).toBe(201);
     });
   });
+  it('应该正确处理带图片的帖子', async () => {
+    const postData = {
+      title: '测试标题',
+      content: '测试内容',
+      authorId: 'user123',
+      selectedImage: new File(['content'], 'test.jpg')
+    };
+    
+    mockAxios.onPost('/help/posts').reply(config => {
+      const data = config.data;
+      expect(data.get('image')).toBeInstanceOf(File);
+      return [201, { code: 201 }];
+    });
+
+    const response = await createPost(
+      postData.title, 
+      postData.content, 
+      postData.authorId, 
+      postData.selectedImage
+    );
+    expect(response.status).toBe(201);
+  });
+
 
   describe('getPosts - 获取求助帖列表', () => {
     it('应该支持分页参数', async () => {
@@ -49,11 +80,53 @@
   });
 
   describe('addPostComment - 添加帖子评论', () => {
-    it('应该正确发送评论数据', async () => {
-      const comment = { content: '测试评论', author: 'user1' };
-      mockAxios.onPost('/help/posts/post456/comments', comment).reply(200, { code: 200 });
+    it('应该正确发送评论数据（无图片）', async () => {
+      const postId = 'post456';
+      const commentData = {
+        authorId: 'user1',
+        content: '测试评论'
+      };
       
-      const response = await addPostComment('post456', comment);
+      mockAxios.onPost(`/help/posts/${postId}/comments`).reply(config => {
+        const data = config.data;
+        expect(data.get('authorId')).toBe(commentData.authorId);
+        expect(data.get('content')).toBe(commentData.content);
+        expect(data.has('image')).toBe(false);
+        return [200, { code: 200 }];
+      });
+      
+      const response = await addPostComment('post456', commentData);
+      expect(response.status).toBe(200);
+    });
+    it('应该正确处理带图片的评论', async () => {
+      const postId = 'post456';
+      const commentData = {
+        authorId: 'user1',
+        content: '测试评论',
+        commentImage: new File(['content'], 'comment.jpg')
+      };
+      
+      mockAxios.onPost(`/help/posts/${postId}/comments`).reply(config => {
+        const data = config.data;
+        expect(data.get('image')).toBeInstanceOf(File);
+        return [200, { code: 200 }];
+      });
+
+      const response = await addPostComment(postId, commentData);
+      expect(response.status).toBe(200);
+    });
+  });
+  describe('deletePost - 删除帖子', () => {
+    it('应该正确发送删除请求', async () => {
+      const postId = 'post789';
+      const authorId = 'user1';
+      
+      mockAxios.onDelete(`/help/posts/${postId}`).reply(config => {
+        expect(config.params).toEqual({ authorId });
+        return [200, { code: 200 }];
+      });
+
+      const response = await deletePost(postId, authorId);
       expect(response.status).toBe(200);
     });
   });