新增接口 分类列表(包括子分类)

src/main/resources/mapper/TbShopCategoryMapper.xml

@@ -18,6 +18,18 @@
     <result column="created_at" jdbcType="BIGINT" property="createdAt" />
     <result column="updated_at" jdbcType="BIGINT" property="updatedAt" />
   </resultMap>
+
+  <!-- 定义结果映射 -->
+  <resultMap id="queryAllResultMap" type="com.chaozhanggui.system.cashierservice.entity.vo.ShopCategoryVo">
+    <id property="id" column="id"/>
+    <result property="name" column="name"/>
+    <collection property="childs" ofType="com.chaozhanggui.system.cashierservice.entity.vo.ShopCategoryVo">
+      <id property="id" column="childId"/>
+      <result property="name" column="childName"/>
+    </collection>
+  </resultMap>
+
+
   <sql id="Base_Column_List">
     id, name, short_name, tree, pid, pic, merchant_id, shop_id, style, is_show, detail, 
     sort, key_word, created_at, updated_at
@@ -220,4 +232,15 @@
     ORDER BY
       `sort` asc
     </select>
+  <select id="queryAllCategory" resultMap="queryAllResultMap">
+    SELECT a.id AS id, a.name AS name, b.id AS childId, b.name AS childName
+    FROM tb_shop_category a
+           LEFT JOIN tb_shop_category b ON a.id = b.pid
+    WHERE a.shop_id = #{shopId}
+      AND a.is_show = 1
+      AND a.tree IS NULL
+    ORDER BY a.sort ASC
+  </select>
+
+
 </mapper>