diff --git a/images/apk.png b/images/apk.png
index 2edc2b6..aef4287 100644
Binary files a/images/apk.png and b/images/apk.png differ
diff --git a/src/main/java/io/linfeng/modules/admin/entity/PostEntity.java b/src/main/java/io/linfeng/modules/admin/entity/PostEntity.java
index 6c9847c..7e5cf3a 100644
--- a/src/main/java/io/linfeng/modules/admin/entity/PostEntity.java
+++ b/src/main/java/io/linfeng/modules/admin/entity/PostEntity.java
@@ -94,4 +94,8 @@ public class PostEntity implements Serializable {
 	 */
 	private Date createTime;
 
+	/**
+	 * 分类id
+	 */
+	private Integer cut;
 }
diff --git a/src/main/java/io/linfeng/modules/admin/service/impl/PostServiceImpl.java b/src/main/java/io/linfeng/modules/admin/service/impl/PostServiceImpl.java
index 4bee180..349a4f2 100644
--- a/src/main/java/io/linfeng/modules/admin/service/impl/PostServiceImpl.java
+++ b/src/main/java/io/linfeng/modules/admin/service/impl/PostServiceImpl.java
@@ -250,7 +250,16 @@ public class PostServiceImpl extends ServiceImpl<PostDao, PostEntity> implements
         AppPageUtils appPage;
         Page<PostEntity> page = new Page<>(request.getPage(), 10);
         QueryWrapper<PostEntity> queryWrapper = new QueryWrapper<>();
-
+        if(request.getClassId()!=null){
+            if(request.getClassId()==0){
+                queryWrapper.lambda().orderByDesc(PostEntity::getReadCount);
+                appPage = this.mapPostList(page, queryWrapper, 0);
+            }else{
+                queryWrapper.lambda().eq(PostEntity::getCut,request.getClassId());
+                queryWrapper.lambda().orderByDesc(PostEntity::getId);
+                appPage = this.mapPostList(page, queryWrapper, 0);
+            }
+        }else{
             if (ObjectUtil.isNotNull(request.getTopicId())) {
                 queryWrapper.lambda().eq(PostEntity::getTopicId, request.getTopicId());
             }
@@ -270,6 +279,9 @@ public class PostServiceImpl extends ServiceImpl<PostDao, PostEntity> implements
             } else {
                 appPage = this.mapPostList(page, queryWrapper, user.getUid());
             }
+        }
+
+
         return appPage;
     }
 
diff --git a/src/main/java/io/linfeng/modules/app/controller/AppCategoryController.java b/src/main/java/io/linfeng/modules/app/controller/AppCategoryController.java
new file mode 100644
index 0000000..d18fc08
--- /dev/null
+++ b/src/main/java/io/linfeng/modules/app/controller/AppCategoryController.java
@@ -0,0 +1,35 @@
+package io.linfeng.modules.app.controller;
+
+import io.linfeng.common.utils.R;
+import io.linfeng.modules.admin.entity.CategoryEntity;
+import io.linfeng.modules.admin.service.CategoryService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * @author linfeng
+ * @date 2022/9/4 10:06
+ */
+@Api(tags = "用户端——分类")
+@RestController
+@RequestMapping("app/topic")
+public class AppCategoryController {
+
+
+    @Autowired
+    private CategoryService categoryService;
+
+
+    @GetMapping("/classList")
+    @ApiOperation("分类列表")
+    public R classList(){
+        List<CategoryEntity> list = categoryService.list();
+        return R.ok().put("result",list);
+    }
+}
diff --git a/src/main/java/io/linfeng/modules/app/controller/AppLinkController.java b/src/main/java/io/linfeng/modules/app/controller/AppLinkController.java
new file mode 100644
index 0000000..f92d65b
--- /dev/null
+++ b/src/main/java/io/linfeng/modules/app/controller/AppLinkController.java
@@ -0,0 +1,31 @@
+package io.linfeng.modules.app.controller;
+
+import io.linfeng.common.utils.R;
+import io.linfeng.modules.admin.service.LinkService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @author linfeng
+ * @date 2022/9/4 10:15
+ */
+@Api(tags = "用户端——分类")
+@RestController
+@RequestMapping("app/link")
+public class AppLinkController {
+
+    @Autowired
+    private LinkService linkService;
+
+
+    @GetMapping("/list")
+    @ApiOperation("轮播图列表")
+    public R getList(){
+
+        return R.ok().put("result",linkService.list());
+    }
+}
diff --git a/src/main/java/io/linfeng/modules/app/form/AddPostForm.java b/src/main/java/io/linfeng/modules/app/form/AddPostForm.java
index 5d6b3d6..1c2a327 100644
--- a/src/main/java/io/linfeng/modules/app/form/AddPostForm.java
+++ b/src/main/java/io/linfeng/modules/app/form/AddPostForm.java
@@ -71,5 +71,10 @@ public class AddPostForm implements Serializable {
      */
     private Double latitude;
 
+    /**
+     * 分类id
+     */
+    private Integer cut;
+
 
 }
diff --git a/src/main/java/io/linfeng/modules/app/form/PostListForm.java b/src/main/java/io/linfeng/modules/app/form/PostListForm.java
index 16c75a6..81d3325 100644
--- a/src/main/java/io/linfeng/modules/app/form/PostListForm.java
+++ b/src/main/java/io/linfeng/modules/app/form/PostListForm.java
@@ -34,4 +34,8 @@ public class PostListForm {
     @ApiModelProperty(value = "disId")
     private Integer disId;
 
+    @ApiModelProperty(value = "分类id")
+    private Integer classId;
+
+
 }