增加分享次数，优化音乐下载

ruoyi-system/src/main/java/com/ruoyi/system/mapper/ShareInfoMapper.java

@@ -19,6 +19,14 @@ public interface ShareInfoMapper
      * @return 【请填写功能名称】
      */
     public ShareInfo selectShareInfoById(String id);
+    
+    /**
+     * 根据音乐ID查询分享信息
+     * 
+     * @param musicId 音乐ID
+     * @return 分享信息
+     */
+    public ShareInfo selectShareInfoByMusicId(String musicId);
 
     /**
      * 查询【请填写功能名称】列表

ruoyi-system/src/main/java/com/ruoyi/system/service/IShareInfoService.java

@@ -61,4 +61,12 @@ public interface IShareInfoService
     public int deleteShareInfoById(String id);
 
     List<ShareInfo> findShareInfoListPage(ShareInfo shareInfo);
+    
+    /**
+     * 增加分享次数
+     * 
+     * @param musicId 音乐ID
+     * @return 结果
+     */
+    public int increaseShareCount(String id);
 }

ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ShareInfoServiceImpl.java

@@ -28,9 +28,32 @@ public class ShareInfoServiceImpl implements IShareInfoService
      * @return 【请填写功能名称】
      */
     @Override
-    public ShareInfo selectShareInfoById(String id)
-    {
-        return shareInfoMapper.selectShareInfoById(id);
+    public List<ShareInfo> findShareInfoListPage(ShareInfo shareInfo) {
+        return shareInfoMapper.selectShareInfoListPage(shareInfo);
+    }
+
+    /**
+     * 增加分享次数
+     *
+     * @return 结果
+     */
+    @Override
+    public int increaseShareCount(String id) {
+        // 查询是否存在该音乐的分享记录
+        ShareInfo shareInfo = shareInfoMapper.selectShareInfoById(id);
+        if (shareInfo != null) {
+            // 存在记录，更新分享次数
+            shareInfo.setShareNum(shareInfo.getShareNum() + 1);
+            shareInfo.setUpdateTime(DateUtils.getNowDate());
+            return shareInfoMapper.updateShareInfo(shareInfo);
+        }
+        return 0;
+    }
+
+
+    @Override
+    public ShareInfo selectShareInfoById(String id) {
+        return null;
     }
 
     /**
@@ -95,8 +118,6 @@ public class ShareInfoServiceImpl implements IShareInfoService
         return shareInfoMapper.deleteShareInfoById(id);
     }
 
-    @Override
-    public List<ShareInfo> findShareInfoListPage(ShareInfo shareInfo) {
-        return shareInfoMapper.selectShareInfoListPage(shareInfo);
-    }
+
+
 }

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

@@ -15,10 +15,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="updateTime"    column="update_time"    />
         <result property="isDel"    column="is_del"    />
         <result property="review"    column="review"    />
+        <result property="shareNum" column="share_num" />
     </resultMap>
 
     <sql id="selectShareInfoVo">
-        select id, user_id, share_decs, music_id, share_addr, share_plat, create_time, update_time, is_del, review from share_info
+        select id, user_id, share_decs, music_id, share_addr, share_plat, create_time, update_time, is_del, review,share_num from share_info
     </sql>
 
     <select id="selectShareInfoList" parameterType="ShareInfo" resultMap="ShareInfoResult">
@@ -38,6 +39,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <include refid="selectShareInfoVo"/>
         where id = #{id}
     </select>
+    
+    <select id="selectShareInfoByMusicId" parameterType="String" resultMap="ShareInfoResult">
+        <include refid="selectShareInfoVo"/>
+        where music_id = #{musicId} limit 1
+    </select>
 
     <insert id="insertShareInfo" parameterType="ShareInfo" useGeneratedKeys="true" keyProperty="id">
         insert into share_info
@@ -77,6 +83,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             <if test="updateTime != null">update_time = #{updateTime},</if>
             <if test="isDel != null">is_del = #{isDel},</if>
             <if test="review != null">review = #{review},</if>
+            <if test="shareNum != null">share_num=#{shareNum}</if>
         </trim>
         where id = #{id}
     </update>