diff --git a/src/main/java/com/bao/dating/controller/PostController.java b/src/main/java/com/bao/dating/controller/PostController.java
index 2f158af..de24315 100644
--- a/src/main/java/com/bao/dating/controller/PostController.java
+++ b/src/main/java/com/bao/dating/controller/PostController.java
@@ -7,6 +7,7 @@ import com.bao.dating.pojo.entity.Post;
 import com.bao.dating.service.PostService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
 
 @RestController
 @RequestMapping("/posts")
@@ -16,9 +17,9 @@ public class PostController {
     private PostService postService;
 
     @PostMapping
-    public Result<Post> createPost(Post post) {
+    public Result<Post> createPost(@RequestBody Post post, MultipartFile file) {
         // 调用 Service 层处理发布动态业务逻辑
         Post result = postService.createPost(post);
         return Result.success(ResultCode.SUCCESS_REVIEW,"动态发布成功，等待审核。",result);
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/java/com/bao/dating/pojo/entity/Post.java b/src/main/java/com/bao/dating/pojo/entity/Post.java
index 59fa507..c2ca184 100644
--- a/src/main/java/com/bao/dating/pojo/entity/Post.java
+++ b/src/main/java/com/bao/dating/pojo/entity/Post.java
@@ -12,9 +12,9 @@ import java.util.List;
 @Data
 public class Post {
 
-    private Long postId;
+    private Integer postId;
 
-    private Long userId;
+    private Integer userId;
 
     private String content;
 
diff --git a/src/main/java/com/bao/dating/pojo/entity/PostFavorite.java b/src/main/java/com/bao/dating/pojo/entity/PostFavorite.java
index 1e2d844..abecc1e 100644
--- a/src/main/java/com/bao/dating/pojo/entity/PostFavorite.java
+++ b/src/main/java/com/bao/dating/pojo/entity/PostFavorite.java
@@ -11,11 +11,11 @@ import java.time.LocalDateTime;
 @Data
 public class PostFavorite {
 
-    private Long favoriteId;
+    private Integer favoriteId;
 
-    private Long userId;
+    private Integer userId;
 
-    private Long postId;
+    private Integer postId;
 
     private LocalDateTime createdAt;
 }
diff --git a/src/main/java/com/bao/dating/pojo/entity/PostLike.java b/src/main/java/com/bao/dating/pojo/entity/PostLike.java
index 074f26c..20a373c 100644
--- a/src/main/java/com/bao/dating/pojo/entity/PostLike.java
+++ b/src/main/java/com/bao/dating/pojo/entity/PostLike.java
@@ -10,11 +10,11 @@ import java.time.LocalDateTime;
  */
 @Data
 public class PostLike {
-    private Long likeId;
+    private Integer likeId;
 
-    private Long userId;
+    private Integer userId;
 
-    private Long postId;
+    private Integer postId;
 
     private LocalDateTime createdAt;
 }
diff --git a/src/main/java/com/bao/dating/pojo/entity/User.java b/src/main/java/com/bao/dating/pojo/entity/User.java
index c404853..da3c843 100644
--- a/src/main/java/com/bao/dating/pojo/entity/User.java
+++ b/src/main/java/com/bao/dating/pojo/entity/User.java
@@ -12,7 +12,7 @@ import java.time.LocalDateTime;
 @Data
 public class User {
 
-    private Long userId;
+    private Integer userId;
 
     private String userName;
 
diff --git a/src/main/java/com/bao/dating/service/impl/PostServiceImpl.java b/src/main/java/com/bao/dating/service/impl/PostServiceImpl.java
index 67de1f0..01dcbf2 100644
--- a/src/main/java/com/bao/dating/service/impl/PostServiceImpl.java
+++ b/src/main/java/com/bao/dating/service/impl/PostServiceImpl.java
@@ -24,6 +24,11 @@ public class PostServiceImpl implements PostService {
 
     @Override
     public Post createPost(Post post) {
+        // 检查并确保userId不为空，如果为空则设置默认值
+        if (post.getUserId() == null) {
+            post.setUserId(1); // 设置默认用户ID为1
+        }
+        
         // 处理图片和视频上传到 OSS
         List<String> mediaOssKeys = new ArrayList<>();
 
@@ -62,4 +67,4 @@ public class PostServiceImpl implements PostService {
         postMapper.insert(post);
         return post;
     }
-}
+}
\ No newline at end of file
diff --git a/src/main/resources/com/bao/dating/mapper/PostMapper.xml b/src/main/resources/com/bao/dating/mapper/PostMapper.xml
index ceb64f9..e0b98a4 100644
--- a/src/main/resources/com/bao/dating/mapper/PostMapper.xml
+++ b/src/main/resources/com/bao/dating/mapper/PostMapper.xml
@@ -4,7 +4,7 @@
 
 <mapper namespace="com.bao.dating.mapper.PostMapper">
     <!--  动态添加  -->
-    <insert id="insert" useGeneratedKeys="true" keyProperty="id">
+    <insert id="insert" useGeneratedKeys="true" keyProperty="postId">
         INSERT INTO post
         (user_id, content,
         <if test="mediaOssKeys != null and mediaOssKeys != ''">
@@ -17,9 +17,14 @@
         is_public, like_count, favorite_count, created_at, updated_at)
         VALUES
         (#{userId}, #{content},
+        <if test="mediaOssKeys != null and mediaOssKeys != ''">
          #{mediaOssKeys, typeHandler=com.bao.dating.handler.ListToVarcharTypeHandler},
+        </if>
          #{tags, typeHandler=com.bao.dating.handler.ListToVarcharTypeHandler},
-         #{location}, #{isPublic}, 0, 0, #{createdAt}, #{updatedAt})
+        <if test="location != null and location != ''">
+         #{location},
+        </if>
+         #{isPublic}, 0, 0, #{createdAt}, #{updatedAt})
     </insert>
 
 </mapper>
\ No newline at end of file