第三次课程提交 声音系统的管理和提交1

service/service-album/target/classes/mapper/TrackInfoMapper.xml

@@ -3,7 +3,34 @@
 
 
 <mapper namespace="com.atguigu.tingshu.album.mapper.TrackInfoMapper">
-
+    <select id="findUserTrackPage" resultType="com.atguigu.tingshu.vo.album.TrackListVo">
+        select
+        ti.id track_id,
+        ti.track_title,
+        ti.cover_url,
+        ti.media_duration,
+        ti.status,
+        max(if(stat_type = '0701', stat_num, 0)) playStatNum,
+        max(if(stat_type = '0702', stat_num, 0)) collectStatNum,
+        max(if(stat_type = '0703', stat_num, 0)) praiseStatNum,
+        max(if(stat_type = '0704', stat_num, 0)) commentStatNum
+        from track_info ti inner join track_stat stat
+        on stat.track_id = ti.id and stat.is_deleted = 0
+        <where>
+            <if test="vo.userId != null">
+                and ti.user_id = #{vo.userId}
+            </if>
+            <if test="vo.status != null and vo.status != ''">
+                and status = #{vo.status}
+            </if>
+            <if test="vo.trackTitle != null and vo.trackTitle != ''">
+                and track_title like concat('%', #{vo.trackTitle}, '%')
+            </if>
+            and ti.is_deleted = 0
+        </where>
+        group by ti.id
+        order by ti.id desc
+    </select>
 
 </mapper>