diff --git a/HomeWork-community/src/main/java/HomeWork/community/controller/CommunityController.java b/HomeWork-community/src/main/java/HomeWork/community/controller/CommunityController.java
index ca6b1bc..256e94e 100644
--- a/HomeWork-community/src/main/java/HomeWork/community/controller/CommunityController.java
+++ b/HomeWork-community/src/main/java/HomeWork/community/controller/CommunityController.java
@@ -1,12 +1,12 @@
 package HomeWork.community.controller;
 
-import HomeWork.community.domain.City;
-import HomeWork.community.domain.Province;
+import HomeWork.common.core.domain.R;
+import HomeWork.community.domain.dto.PlotDto;
+import HomeWork.community.domain.vo.PlotVo;
+import HomeWork.community.domain.vo.TreeVo;
 import HomeWork.community.service.CommunityService;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
 
@@ -21,19 +21,18 @@ import java.util.List;
 public class CommunityController {
     @Autowired
     private CommunityService communityService;
-    @PostMapping("/province")
-    public List<Province> province(){
-        List<Province> list = communityService.province();
-        return list;
+    @GetMapping("/tree/list")
+    public R<List<TreeVo>> treeList() {
+        List<TreeVo> list = communityService.list();
+        return R.ok(list);
     }
-    @PostMapping("/city")
-    public List<City> city(){
-        List<City> list = communityService.city();
-        return list;
+    @PostMapping("/plot/{id}")
+    public R<List<PlotVo>> plot(@PathVariable Integer id) {
+        List<PlotVo> plotVos= communityService.plotList(id);
+        return R.ok(plotVos);
     }
-    @PostMapping("/district")
-    public List<City> district(){
-        List<City> list = communityService.district();
-        return list;
+    @PostMapping("/add")
+    public R add(@RequestBody PlotDto plotDto) {
+        return R.ok(communityService.add(plotDto));
     }
 }
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/City.java b/HomeWork-community/src/main/java/HomeWork/community/domain/City.java
deleted file mode 100644
index 7db660a..0000000
--- a/HomeWork-community/src/main/java/HomeWork/community/domain/City.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package HomeWork.community.domain;
-
-import lombok.Data;
-
-/**
- * @ClassName : City
- * @Description : 市
- * @Author : FJJ
- * @Date: 2024-01-30 16:31
- */
-@Data
-public class City {
-    private int cityId;
-    private String name;
-    private Province province;
-}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/District.java b/HomeWork-community/src/main/java/HomeWork/community/domain/District.java
deleted file mode 100644
index 7fba8d1..0000000
--- a/HomeWork-community/src/main/java/HomeWork/community/domain/District.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package HomeWork.community.domain;
-
-import lombok.Data;
-
-/**
- * @ClassName : District
- * @Description : 区
- * @Author : FJJ
- * @Date: 2024-01-30 16:32
- */
-@Data
-public class District {
-    private int districtId;
-    private String name;
-    private City city;
-}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/Province.java b/HomeWork-community/src/main/java/HomeWork/community/domain/Province.java
deleted file mode 100644
index 3547479..0000000
--- a/HomeWork-community/src/main/java/HomeWork/community/domain/Province.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package HomeWork.community.domain;
-
-import lombok.Data;
-
-/**
- * @ClassName : Province
- * @Description : 省
- * @Author : FJJ
- * @Date: 2024-01-30 16:30
- */
-@Data
-public class Province {
-    private Integer id;
-    private String name;
-}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/dto/PlotDto.java b/HomeWork-community/src/main/java/HomeWork/community/domain/dto/PlotDto.java
new file mode 100644
index 0000000..16b9abb
--- /dev/null
+++ b/HomeWork-community/src/main/java/HomeWork/community/domain/dto/PlotDto.java
@@ -0,0 +1,12 @@
+package HomeWork.community.domain.dto;
+
+import lombok.Data;
+
+@Data
+public class PlotDto {
+    private String name;
+    private String num;
+    private String img;
+    private Integer parentId;
+    private String address;
+}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/entity/PlotEntity.java b/HomeWork-community/src/main/java/HomeWork/community/domain/entity/PlotEntity.java
new file mode 100644
index 0000000..f4541b5
--- /dev/null
+++ b/HomeWork-community/src/main/java/HomeWork/community/domain/entity/PlotEntity.java
@@ -0,0 +1,15 @@
+package HomeWork.community.domain.entity;
+
+import lombok.Data;
+
+@Data
+public class PlotEntity {
+    private Integer id;
+    private String name;
+    private Integer parentId;
+    private String address;
+    private String img;
+    private Integer building;
+    private Integer tenement;
+    private String num;
+}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/entity/TreeEntity.java b/HomeWork-community/src/main/java/HomeWork/community/domain/entity/TreeEntity.java
new file mode 100644
index 0000000..52576b8
--- /dev/null
+++ b/HomeWork-community/src/main/java/HomeWork/community/domain/entity/TreeEntity.java
@@ -0,0 +1,16 @@
+package HomeWork.community.domain.entity;
+
+import lombok.Data;
+
+/**
+ * @ClassName : Tree
+ * @Description :目录树
+ * @Author : FJJ
+ * @Date: 2024-01-30 20:15
+ */
+@Data
+public class TreeEntity {
+    private Integer id;
+    private String name;
+    private Integer parentId;
+}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/vo/PlotVo.java b/HomeWork-community/src/main/java/HomeWork/community/domain/vo/PlotVo.java
new file mode 100644
index 0000000..e0de2e6
--- /dev/null
+++ b/HomeWork-community/src/main/java/HomeWork/community/domain/vo/PlotVo.java
@@ -0,0 +1,15 @@
+package HomeWork.community.domain.vo;
+
+import lombok.Data;
+
+@Data
+public class PlotVo {
+    private Integer id;
+    private String name;
+    private Integer parentId;
+    private String address;
+    private String img;
+    private Integer building;
+    private Integer tenement;
+    private String num;
+}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/domain/vo/TreeVo.java b/HomeWork-community/src/main/java/HomeWork/community/domain/vo/TreeVo.java
new file mode 100644
index 0000000..bc4e067
--- /dev/null
+++ b/HomeWork-community/src/main/java/HomeWork/community/domain/vo/TreeVo.java
@@ -0,0 +1,19 @@
+package HomeWork.community.domain.vo;
+
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * @ClassName : Tree
+ * @Description :目录树
+ * @Author : FJJ
+ * @Date: 2024-01-30 20:15
+ */
+@Data
+public class TreeVo {
+    private Integer id;
+    private String name;
+    private Integer parentId;
+    private List<TreeVo> children;
+}
diff --git a/HomeWork-community/src/main/java/HomeWork/community/mapper/CommunityMapper.java b/HomeWork-community/src/main/java/HomeWork/community/mapper/CommunityMapper.java
index 3d52ca2..fbda091 100644
--- a/HomeWork-community/src/main/java/HomeWork/community/mapper/CommunityMapper.java
+++ b/HomeWork-community/src/main/java/HomeWork/community/mapper/CommunityMapper.java
@@ -1,8 +1,10 @@
 package HomeWork.community.mapper;
 
-import HomeWork.community.domain.City;
-import HomeWork.community.domain.Province;
+import HomeWork.community.domain.dto.PlotDto;
+import HomeWork.community.domain.entity.TreeEntity;
+import HomeWork.community.domain.vo.PlotVo;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 import java.util.List;
 
@@ -14,9 +16,17 @@ import java.util.List;
  */
 @Mapper
 public interface CommunityMapper {
-    List<Province> province();
 
-    List<City> city();
 
-    List<City> district();
+    List<TreeEntity> findChildren(@Param("id") Integer id);
+
+    List<TreeEntity> treeListByTreeParentId(Integer parentId);
+
+    List<TreeEntity> treeListByTreeIds(@Param("ids")String[] split);
+
+    List<TreeEntity> treeList();
+
+    List<PlotVo> plotList(@Param("id") Integer id);
+
+    int add(PlotDto plotDto);
 }
diff --git a/HomeWork-community/src/main/java/HomeWork/community/service/CommunityService.java b/HomeWork-community/src/main/java/HomeWork/community/service/CommunityService.java
index f47d2de..13b5b7f 100644
--- a/HomeWork-community/src/main/java/HomeWork/community/service/CommunityService.java
+++ b/HomeWork-community/src/main/java/HomeWork/community/service/CommunityService.java
@@ -1,7 +1,9 @@
 package HomeWork.community.service;
 
-import HomeWork.community.domain.City;
-import HomeWork.community.domain.Province;
+import HomeWork.common.core.domain.R;
+import HomeWork.community.domain.dto.PlotDto;
+import HomeWork.community.domain.vo.PlotVo;
+import HomeWork.community.domain.vo.TreeVo;
 
 import java.util.List;
 
@@ -12,9 +14,10 @@ import java.util.List;
  * @Date: 2024-01-30 16:41
  */
 public interface CommunityService {
-    List<Province> province();
 
-    List<City> city();
+    List<TreeVo> list();
 
-    List<City> district();
+    List<PlotVo> plotList(Integer id);
+
+    R add(PlotDto plotDto);
 }
diff --git a/HomeWork-community/src/main/java/HomeWork/community/service/serviceImpl/CommunityServiceImpl.java b/HomeWork-community/src/main/java/HomeWork/community/service/serviceImpl/CommunityServiceImpl.java
index d99bf0f..227badb 100644
--- a/HomeWork-community/src/main/java/HomeWork/community/service/serviceImpl/CommunityServiceImpl.java
+++ b/HomeWork-community/src/main/java/HomeWork/community/service/serviceImpl/CommunityServiceImpl.java
@@ -1,12 +1,17 @@
 package HomeWork.community.service.serviceImpl;
 
-import HomeWork.community.domain.City;
-import HomeWork.community.domain.Province;
+import HomeWork.common.core.domain.R;
+import HomeWork.community.domain.dto.PlotDto;
+import HomeWork.community.domain.entity.TreeEntity;
+import HomeWork.community.domain.vo.PlotVo;
+import HomeWork.community.domain.vo.TreeVo;
 import HomeWork.community.mapper.CommunityMapper;
 import HomeWork.community.service.CommunityService;
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -19,18 +24,54 @@ import java.util.List;
 public class CommunityServiceImpl implements CommunityService {
     @Autowired
     private CommunityMapper communityMapper;
+
     @Override
-    public List<Province> province() {
-        return communityMapper.province();
+    public List<TreeVo> list() {
+        ArrayList<TreeVo> treeVos = new ArrayList<>();
+        List<TreeEntity> treeVoList = communityMapper.treeList();
+        if (treeVoList.size()>0){
+            for (TreeEntity tree : treeVoList) {
+                TreeVo treeVo = new TreeVo();
+                BeanUtils.copyProperties(tree,treeVo);
+                List<TreeVo> children = findChildren(tree.getId());
+                treeVo.setChildren(children);
+                treeVos.add(treeVo);
+            }
+        }
+        return treeVos;
     }
 
     @Override
-    public List<City> city() {
-        return communityMapper.city();
+    public List<PlotVo> plotList(Integer id) {
+        return communityMapper.plotList(id);
     }
 
     @Override
-    public List<City> district() {
-        return communityMapper.district();
+    public R add(PlotDto plotDto) {
+        if (communityMapper.add(plotDto)==0){
+            return R.fail("添加失败");
+        }
+        return R.ok("添加成功");
+    }
+
+    private List<TreeVo> findChildren(Integer id) {
+        ArrayList<TreeVo> treeVos = new ArrayList<>();
+        List<TreeEntity> treeEntities = communityMapper.findChildren(id);
+        String ids="";
+        for (TreeEntity treeVo : treeEntities) {
+            ids+=treeVo.getId()+",";
+        }
+        String[] split = ids.split(",");
+        List<TreeEntity> treeVos1 = communityMapper.treeListByTreeIds(split);
+        for (TreeEntity treeVo : treeVos1) {
+            TreeVo treeVo1 = new TreeVo();
+            BeanUtils.copyProperties(treeVo,treeVo1);
+            List<TreeEntity> children = communityMapper.findChildren(treeVo1.getId());
+            if (children.size()>0){
+                treeVo1.setChildren(findChildren(treeVo1.getId()));
+            }
+            treeVos.add(treeVo1);
+        }
+        return treeVos;
     }
 }
diff --git a/HomeWork-community/src/main/resources/mapper/CommunityMapper.xml b/HomeWork-community/src/main/resources/mapper/CommunityMapper.xml
index 69abd88..dbdfb5f 100644
--- a/HomeWork-community/src/main/resources/mapper/CommunityMapper.xml
+++ b/HomeWork-community/src/main/resources/mapper/CommunityMapper.xml
@@ -3,15 +3,30 @@
         PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="HomeWork.community.mapper.CommunityMapper">
+    <insert id="add">
+        insert into plot
+        values (0, #{name}, #{parentId}, #{address}, #{img}, null, null,#{num})
+    </insert>
 
 
-    <select id="province" resultType="HomeWork.community.domain.Province">
-        select * from t_province
+    <select id="findChildren" resultType="HomeWork.community.domain.entity.TreeEntity">
+        select *
+        from tree
+        where parent_id = #{id}
     </select>
-    <select id="city" resultType="HomeWork.community.domain.City">
-        select * from t_city
+    <select id="treeListByTreeIds" resultType="HomeWork.community.domain.entity.TreeEntity">
+        select * from tree where id in
+        <foreach collection="ids" item="treeId" open="(" separator="," close=")">
+            #{treeId}
+        </foreach>
     </select>
-    <select id="district" resultType="HomeWork.community.domain.City">
-        select * from t_district
+    <select id="treeList" resultType="HomeWork.community.domain.entity.TreeEntity">
+        select * from tree where parent_id=0
+    </select>
+    <select id="treeListByTreeParentId" resultType="HomeWork.community.domain.entity.TreeEntity">
+        select * from tree where id = #{parentId}
+    </select>
+    <select id="plotList" resultType="HomeWork.community.domain.vo.PlotVo">
+        select * from plot where parent_id=#{id}
     </select>
 </mapper>