推荐部分

ruoyi-system/src/main/resources/mapper/system/CategoryInfoMapper.xml

@@ -82,7 +82,16 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         </foreach>
     </delete>
 
-    <select id="selectCategoryList" resultType="com.ruoyi.common.core.domain.entity.CategoryInfo">
+    <select id="selectCategoryList" resultMap="CategoryInfoResult">
         <include refid="selectCategoryInfoVo" /> where is_del = 0
     </select>
+
+    <insert id="bindMusic">
+        insert into music_category(music_id,category_id) values
+        <foreach item="id" collection="ids" separator=",">
+            (#{id},#{categoryId})
+        </foreach>
+
+    </insert>
+
 </mapper>

ruoyi-system/src/main/resources/mapper/system/MusicInfoMapper.xml

@@ -116,4 +116,12 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             #{id}
         </foreach>
     </delete>
+
+    <select id="selectByCate" resultType="com.ruoyi.common.core.domain.entity.MusicInfo">
+        
+    </select>
+
+    <select id="selectMusicInfoByCid" resultMap="MusicInfoResult">
+        SELECT m.* FROM music_category mc left JOIN music_info m on mc.music_id = m.music_id WHERE mc.category_id = #{categoryId} and m.shelf=1 and m.is_del=0
+    </select>
 </mapper>

ruoyi-system/src/main/resources/mapper/system/RecommendInfoMapper.xml

@@ -83,4 +83,15 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             #{id}
         </foreach>
     </delete>
+
+    <insert id="bindMusic">
+        insert into music_recommend(recommend_id,music_id) values
+        <foreach item="id" collection="musicIds" separator=",">
+            (#{id},#{reId})
+        </foreach>
+    </insert>
+
+    <select id="selectMusicRecommend" resultMap="RecommendInfoResult">
+        SELECT ri.* FROM music_recommend mr LEFT JOIN recommend_info ri on mr.recommend_id = ri.id and ri.is_del=0
+    </select>
 </mapper>