diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/controller/CommonController.java b/src/main/java/com/chaozhanggui/system/cashierservice/controller/CommonController.java
index 83211ee..ae9f246 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/controller/CommonController.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/controller/CommonController.java
@@ -2,6 +2,7 @@ package com.chaozhanggui.system.cashierservice.controller;
 
 import cn.hutool.core.util.StrUtil;
 import com.chaozhanggui.system.cashierservice.dao.TbPlatformDictMapper;
+import com.chaozhanggui.system.cashierservice.dao.TbShopExtendMapper;
 import com.chaozhanggui.system.cashierservice.entity.TbPlatformDict;
 import com.chaozhanggui.system.cashierservice.entity.dto.WxMsgSubDTO;
 import com.chaozhanggui.system.cashierservice.entity.vo.DistrictVo;
@@ -24,12 +25,14 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.annotation.Async;
+import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
 import java.util.Collections;
 import java.util.List;
+import java.util.Map;
 
 /**
  * 通用接口
@@ -50,6 +53,8 @@ public class CommonController {
     private TbPlatformDictMapper platformDictMapper;
     @Resource
     private FileService fileService;
+    @Resource
+    private TbShopExtendMapper extendMapper;
 
     private final LoginService loginService;;
 
@@ -163,6 +168,12 @@ public class CommonController {
         return new Result(CodeEnum.SUCCESS, fileService.uploadFile(file));
     }
 
+    @RequestMapping("common/shopExtend")
+    public Result getShopExtend(@RequestBody Map<String, String> map) {
+        if (CollectionUtils.isEmpty(map) || !map.containsKey("shopId") || !map.containsKey("autokey")) return new Result(CodeEnum.SUCCESS);
+        return new Result(CodeEnum.SUCCESS, extendMapper.queryByShopIdAndAutoKey(Integer.valueOf(map.get("shopId").toString()),map.get("autokey")));
+    }
+
     // 检查手机号格式是否正确的方法
     private boolean isValidPhoneNumber(String phone) {
         return phone.matches("^1[3-9]\\d{9}$");
diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbShopExtendMapper.java b/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbShopExtendMapper.java
new file mode 100644
index 0000000..0e80d49
--- /dev/null
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbShopExtendMapper.java
@@ -0,0 +1,33 @@
+package com.chaozhanggui.system.cashierservice.dao;
+
+import com.chaozhanggui.system.cashierservice.entity.TbShopExtend;
+
+import java.util.List;
+
+/**
+ * 店铺扩展信息(TbShopExtend)表数据库访问层
+ *
+ * @author ww
+ * @since 2024-08-21 09:40:25
+ */
+public interface TbShopExtendMapper {
+
+    /**
+     * 通过ID查询单条数据
+     *
+     * @param id 主键
+     * @return 实例对象
+     */
+    TbShopExtend queryById(Integer id);
+
+    TbShopExtend queryByShopIdAndAutoKey(Integer shopId,String autokey);
+
+    /**
+     * 查询数据
+     *
+     * @param tbShopExtend 查询条件
+     * @return 对象列表
+     */
+    List<TbShopExtend> queryAll(TbShopExtend tbShopExtend);
+}
+
diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/entity/TbShopExtend.java b/src/main/java/com/chaozhanggui/system/cashierservice/entity/TbShopExtend.java
new file mode 100644
index 0000000..82867d6
--- /dev/null
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/entity/TbShopExtend.java
@@ -0,0 +1,113 @@
+package com.chaozhanggui.system.cashierservice.entity;
+
+import java.util.Date;
+import java.io.Serializable;
+
+/**
+ * 店铺扩展信息(TbShopExtend)实体类
+ *
+ * @author ww
+ * @since 2024-08-21 09:40:26
+ */
+public class TbShopExtend implements Serializable {
+    private static final long serialVersionUID = -25782280496188600L;
+    /**
+     * 自增id
+     */
+    private Integer id;
+    /**
+     * 商户Id
+     */
+    private Integer shopId;
+    /**
+     * img:图片；text:文本；
+     */
+    private String type;
+    /**
+     * 描述
+     */
+    private String name;
+    /**
+     * 自定义key
+     */
+    private String autokey;
+    /**
+     * 值
+     */
+    private String value;
+    /**
+     * 更新时间
+     */
+    private Date updateTime;
+    /**
+     * 创建时间
+     */
+    private Date createTime;
+
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getShopId() {
+        return shopId;
+    }
+
+    public void setShopId(Integer shopId) {
+        this.shopId = shopId;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAutokey() {
+        return autokey;
+    }
+
+    public void setAutokey(String autokey) {
+        this.autokey = autokey;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
+
+    public Date getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Date updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    public Date getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Date createTime) {
+        this.createTime = createTime;
+    }
+
+}
+
diff --git a/src/main/resources/mapper/TbShopExtendMapper.xml b/src/main/resources/mapper/TbShopExtendMapper.xml
new file mode 100644
index 0000000..817bd30
--- /dev/null
+++ b/src/main/resources/mapper/TbShopExtendMapper.xml
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.chaozhanggui.system.cashierservice.dao.TbShopExtendMapper">
+
+    <resultMap type="com.chaozhanggui.system.cashierservice.entity.TbShopExtend" id="TbShopExtendMap">
+        <result property="id" column="id" jdbcType="INTEGER"/>
+        <result property="shopId" column="shop_id" jdbcType="INTEGER"/>
+        <result property="type" column="type" jdbcType="VARCHAR"/>
+        <result property="name" column="name" jdbcType="VARCHAR"/>
+        <result property="autokey" column="autoKey" jdbcType="VARCHAR"/>
+        <result property="value" column="value" jdbcType="VARCHAR"/>
+        <result property="updateTime" column="update_time" jdbcType="TIMESTAMP"/>
+        <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
+    </resultMap>
+
+    <sql id="Base_Column_List">
+        id
+        , shop_id, type, name, autoKey, value, update_time, create_time  </sql>
+
+    <!--查询单个-->
+    <select id="queryById" resultMap="TbShopExtendMap">
+        select
+        <include refid="Base_Column_List"/>
+
+        from tb_shop_extend
+        where id = #{id}
+    </select>
+
+    <select id="queryByShopIdAndAutoKey" resultMap="TbShopExtendMap">
+        select
+        <include refid="Base_Column_List"/>
+
+        from tb_shop_extend
+        where shop_id = #{shopId} and autoKey = #{autokey}
+    </select>
+
+    <!--查询指定行数据-->
+    <select id="queryAll" resultMap="TbShopExtendMap">
+        select
+        <include refid="Base_Column_List"/>
+
+        from tb_shop_extend
+        <where>
+            <if test="id != null">
+                and id = #{id}
+            </if>
+            <if test="shopId != null">
+                and shop_id = #{shopId}
+            </if>
+            <if test="type != null and type != ''">
+                and type = #{type}
+            </if>
+            <if test="name != null and name != ''">
+                and name = #{name}
+            </if>
+            <if test="autokey != null and autokey != ''">
+                and autoKey = #{autokey}
+            </if>
+            <if test="value != null and value != ''">
+                and value = #{value}
+            </if>
+            <if test="updateTime != null">
+                and update_time = #{updateTime}
+            </if>
+            <if test="createTime != null">
+                and create_time = #{createTime}
+            </if>
+        </where>
+    </select>
+
+</mapper>
+