fit:增加航线分类接口计数

src/main/java/com/ruoyi/airline/mapper/entity/AirlineFileGroupEntity.java

@@ -28,6 +28,11 @@ public class AirlineFileGroupEntity extends ExBaseEntity {
      */
     private Long userId;
 
+    /**
+     * 航线数量
+     */
+    private Integer airlineCount;
+
 
     @Override
     public String toString() {

src/main/java/com/ruoyi/airline/service/dto/AirlineFileGroupDTO.java

@@ -36,6 +36,11 @@ public class AirlineFileGroupDTO extends BaseEntity {
      */
     private List<AirlineFileDTO> groupInfos;
 
+    /**
+     * 航线数量
+     */
+    private Integer airlineCount;
+
     @Override
     public String toString() {
         return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)

src/main/resources/mapper/airline/AirlineFileGroupMapper.xml

@@ -16,6 +16,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="delFlag" column="del_flag" />
         <result property="deletedBy" column="deleted_by" />
         <result property="deletedTime" column="deleted_time" />
+        <result property="airlineCount" column="airline_count" />
     </resultMap>
 
     <!-- 结果映射 -->
@@ -88,18 +89,34 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 
     <!-- 查询分组列表 -->
     <select id="selectGroupList" parameterType="com.ruoyi.airline.mapper.entity.AirlineFileGroupEntity" resultMap="AirlineFileGroupResult">
-        select group_id, group_name, user_id, create_by, create_time, update_by, update_time, del_flag, deleted_by, deleted_time
-        from airline_file_group
+        select 
+            afg.group_id, 
+            afg.group_name, 
+            afg.user_id, 
+            afg.create_by, 
+            afg.create_time, 
+            afg.update_by, 
+            afg.update_time, 
+            afg.del_flag, 
+            afg.deleted_by, 
+            afg.deleted_time,
+            COALESCE(airline_count.count, 0) as airline_count
+        from airline_file_group afg
+        left join (
+            select afgi.group_id, count(afgi.id) as count
+            from airline_file_group_info afgi
+            group by afgi.group_id
+        ) airline_count on afg.group_id = airline_count.group_id
         <where>
-            and del_flag = 0
+            afg.del_flag = 0
             <if test="groupName != null and groupName != ''">
-                and group_name like concat('%', #{groupName}, '%')
+                and afg.group_name like concat('%', #{groupName}, '%')
             </if>
             <if test="userId != null">
-                and user_id = #{userId}
+                and afg.user_id = #{userId}
             </if>
         </where>
-        order by create_time desc
+        order by afg.create_time desc
     </select>