新闻点赞踩相关修改

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/java/com/elink/esua/epdc/dao/NewsDao.java

@@ -24,6 +24,7 @@ import com.elink.esua.epdc.dto.epdc.result.EpdcNewsDetailResultDTO;
 import com.elink.esua.epdc.dto.epdc.result.EpdcNewsListResultDTO;
 import com.elink.esua.epdc.entity.NewsEntity;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 import java.util.List;
 
@@ -69,4 +70,16 @@ public interface NewsDao extends BaseDao<NewsEntity> {
      * @date 2019/9/25 14:51
      */
     int updateNewsById(NewsEntity entity);
+
+    /**
+     * 根据字段，更新字段数值
+     *
+     * @param field  更新字段 likeNum,unLikeNum,readingAmount
+     * @param amount 更新之 1,-1
+     * @param newsId 新闻ID
+     * @return void
+     * @author work@yujt.net.cn
+     * @date 2019/9/29 16:37
+     */
+    int updateStatementAmount(@Param("newsId") String newsId, @Param("field") String field, @Param("amount") int amount);
 }

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/java/com/elink/esua/epdc/dao/NewsUserAttitudeDao.java

@@ -20,6 +20,7 @@ package com.elink.esua.epdc.dao;
 import com.elink.esua.epdc.commons.mybatis.dao.BaseDao;
 import com.elink.esua.epdc.entity.NewsUserAttitudeEntity;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 新闻点赞点踩表
@@ -30,4 +31,15 @@ import org.apache.ibatis.annotations.Mapper;
 @Mapper
 public interface NewsUserAttitudeDao extends BaseDao<NewsUserAttitudeEntity> {
 
+
+    /**
+     * 物理删除用户新闻表态
+     *
+     * @param id
+     * @return void
+     * @author work@yujt.net.cn
+     * @date 2019/9/29 17:05
+     */
+    int deletePhysicalById(@Param("id") String id);
+	
 }

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/java/com/elink/esua/epdc/service/NewsUserAttitudeService.java

@@ -95,15 +95,23 @@ public interface NewsUserAttitudeService extends BaseService<NewsUserAttitudeEnt
     void delete(String[] ids);
 
 
-    /***
+    /**
-     * @Description 查询用户点赞踩行为 根据userid newsid
+     * 查询用户点赞踩行为 根据userid newsid
-     * @Author qushutong
-     * @Date 2019/9/9 15:35
-     * @Param [id]
-     * @Return com.elink.esua.epdc.dto.NewsUserAttitudeDTO
-     * @Exception
      *
+     * @param newsStatementFromDTO
+     * @return com.elink.esua.epdc.entity.NewsUserAttitudeEntity
+     * @author qushutong
+     * @date 2019/9/9 15:35
      */
     NewsUserAttitudeEntity getUserBehavior(EpdcNewsStatementFromDTO newsStatementFromDTO);
 
+    /**
+     * 物理删除用户新闻表态
+     *
+     * @param id
+     * @return void
+     * @author work@yujt.net.cn
+     * @date 2019/9/29 17:05
+     */
+    void deletePhysicalById(String id);
 }

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/java/com/elink/esua/epdc/service/impl/NewsServiceImpl.java

@@ -290,26 +290,27 @@ public class NewsServiceImpl extends BaseServiceImpl<NewsDao, NewsEntity> implem
     @Override
     @Transactional(rollbackFor = Exception.class)
     public Result modifyStatement(EpdcNewsStatementFromDTO statementFromDto) {
-        NewsDTO newsDto = get(statementFromDto.getNewsId());
 
-        // 已表态
+        // 获取新表态的类型  0赞；1踩；2取消赞；3取消踩
+        String newAttitudeFlag = statementFromDto.getAttitude();
+        AppNewsLikeEnum newAttitude = AppNewsLikeEnum.getEnumByValue(newAttitudeFlag);
+        if (null == newAttitude) {
+            return new Result().error("表态类型非法");
+        }
+
+        // 旧的表态
         String oldAttitudeFlag = null;
         NewsUserAttitudeEntity userBehavior = newsUserAttitudeService.getUserBehavior(statementFromDto);
-        NewsUserAttitudeDTO newsUserAttitudeDto = new NewsUserAttitudeDTO();
         if (null != userBehavior) {
             oldAttitudeFlag = userBehavior.getAttitudeFlag();
-        } else {
-            newsUserAttitudeDto.setEpdcNewsId(newsDto.getId());
-            newsUserAttitudeDto.setUserId(statementFromDto.getUserId());
         }
-        // 新表态（本次提交）
+
-        String newAttitudeFlag = statementFromDto.getAttitude();
+        // 组装新的表态，待插入
-        AppNewsLikeEnum newAttitude = AppNewsLikeEnum.getEnumByValue(newAttitudeFlag);
+        String newsId = statementFromDto.getNewsId();
-        if (null == newAttitude) {
+        NewsUserAttitudeDTO newsUserAttitudeDto = new NewsUserAttitudeDTO();
-            return new Result().error("表态值非法");
+        newsUserAttitudeDto.setEpdcNewsId(newsId);
-        }
+        newsUserAttitudeDto.setUserId(statementFromDto.getUserId());
-        NewsEntity newsEntity = new NewsEntity();
+
-        //表态 0赞；1踩；2取消赞；3取消踩
         switch (newAttitude) {
             case LIKE:
                 if (StringUtils.isNotBlank(oldAttitudeFlag)) {
@@ -320,13 +321,13 @@ public class NewsServiceImpl extends BaseServiceImpl<NewsDao, NewsEntity> implem
                         // 之前踩过
                         userBehavior.setAttitudeFlag(AppNewsLikeEnum.LIKE.value());
                         newsUserAttitudeService.updateById(userBehavior);
-                        newsEntity.setUnLikeNumber(newsDto.getUnLikeNumber() - NumConstant.ONE);
+                        this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.UN_LIKE_NUM.value(), NumConstant.ONE_NEG);
                     }
                 } else {
                     newsUserAttitudeDto.setAttitudeFlag(AppNewsLikeEnum.LIKE.value());
                     newsUserAttitudeService.save(newsUserAttitudeDto);
                 }
-                newsEntity.setLikeNumber(newsDto.getLikeNumber() + NumConstant.ONE);
+                this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.LIKE_NUM.value(), NumConstant.ONE);
                 break;
             case UNLIKE:
                 if (StringUtils.isNotBlank(oldAttitudeFlag)) {
@@ -337,42 +338,37 @@ public class NewsServiceImpl extends BaseServiceImpl<NewsDao, NewsEntity> implem
                         // 之前赞过
                         userBehavior.setAttitudeFlag(AppNewsLikeEnum.UNLIKE.value());
                         newsUserAttitudeService.updateById(userBehavior);
-                        newsEntity.setLikeNumber(newsDto.getLikeNumber() - NumConstant.ONE);
+                        this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.LIKE_NUM.value(), NumConstant.ONE_NEG);
                     }
                 } else {
                     newsUserAttitudeDto.setAttitudeFlag(AppNewsLikeEnum.UNLIKE.value());
                     newsUserAttitudeService.save(newsUserAttitudeDto);
                 }
-                newsEntity.setUnLikeNumber(newsDto.getUnLikeNumber() + NumConstant.ONE);
+                this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.UN_LIKE_NUM.value(), NumConstant.ONE);
                 break;
             case LIKE_CANCEL:
                 if (StringUtils.isBlank(oldAttitudeFlag) || AppNewsLikeEnum.UNLIKE.value().equals(oldAttitudeFlag)) {
                     return new Result().error("没有赞过，无法取消");
                 }
-                newsUserAttitudeService.deleteById(userBehavior.getId());
+                this.newsUserAttitudeService.deletePhysicalById(userBehavior.getId());
-                newsEntity.setLikeNumber(newsDto.getLikeNumber() - NumConstant.ONE);
+                this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.LIKE_NUM.value(), NumConstant.ONE_NEG);
                 break;
             case UNLIKE_CANCEL:
                 if (StringUtils.isBlank(oldAttitudeFlag) || AppNewsLikeEnum.LIKE.value().equals(oldAttitudeFlag)) {
                     return new Result().error("没有踩过，无法取消");
                 }
-                newsUserAttitudeService.deleteById(userBehavior.getId());
+                this.newsUserAttitudeService.deletePhysicalById(userBehavior.getId());
-                newsEntity.setUnLikeNumber(newsDto.getUnLikeNumber() - NumConstant.ONE);
+                this.baseDao.updateStatementAmount(newsId, StatementTypeEnum.UN_LIKE_NUM.value(), NumConstant.ONE_NEG);
                 break;
             default:
                 return new Result().error();
         }
-        newsEntity.setId(newsDto.getId());
-        baseDao.updateById(newsEntity);
         return new Result();
     }
 
     @Override
-    public Result modifyNewsBrowse(EpdcNewsBrowseFromDTO newsBrowseFromDTO) {
+    public Result modifyNewsBrowse(EpdcNewsBrowseFromDTO newsDto) {
-        NewsDTO newsDTO = get(newsBrowseFromDTO.getNewsId());
+        this.baseDao.updateStatementAmount(newsDto.getNewsId(), StatementTypeEnum.READING_AMOUNT.value(), NumConstant.ONE);
-        NewsEntity newsEntity = ConvertUtils.sourceToTarget(newsDTO, NewsEntity.class);
-        newsEntity.setReadingAmount(newsDTO.getReadingAmount() + NumConstant.ONE);
-        baseDao.updateById(newsEntity);
         return new Result();
     }
 
@@ -415,4 +411,35 @@ public class NewsServiceImpl extends BaseServiceImpl<NewsDao, NewsEntity> implem
         return new Result();
 
     }
+
+    /**
+     * 用户新闻参与类型
+     *
+     * @author work@yujt.net.cn
+     * @date 2019/9/29 16:41
+     */
+    enum StatementTypeEnum {
+        /**
+         * 阅读数
+         */
+        READING_AMOUNT("readingAmount"),
+        /**
+         * 点赞数
+         */
+        LIKE_NUM("likeNum"),
+        /**
+         * 踩数
+         */
+        UN_LIKE_NUM("unLikeNum");
+
+        private String value;
+
+        StatementTypeEnum(String value) {
+            this.value = value;
+        }
+
+        public String value() {
+            return value;
+        }
+    }
 }

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/java/com/elink/esua/epdc/service/impl/NewsUserAttitudeServiceImpl.java

@@ -103,13 +103,18 @@ public class NewsUserAttitudeServiceImpl extends BaseServiceImpl<NewsUserAttitud
     }
 
     @Override
-    public NewsUserAttitudeEntity getUserBehavior(EpdcNewsStatementFromDTO newsStatementFromDTO) {
+    public NewsUserAttitudeEntity getUserBehavior(EpdcNewsStatementFromDTO newsStatementFromDto) {
-        String userId=newsStatementFromDTO.getUserId();
+        String userId = newsStatementFromDto.getUserId();
-        String newsId=newsStatementFromDTO.getNewsId();
+        String newsId = newsStatementFromDto.getNewsId();
-        QueryWrapper queryWrapper=new QueryWrapper();
+        QueryWrapper<NewsUserAttitudeEntity> queryWrapper = new QueryWrapper();
-        queryWrapper.eq(StringUtils.isNotBlank(userId), "USER_ID", userId);
+        queryWrapper.eq("USER_ID", userId)
-        queryWrapper.eq(StringUtils.isNotBlank(newsId), "EPDC_NEWS_ID", newsId);
+                .eq("EPDC_NEWS_ID", newsId);
         return baseDao.selectOne(queryWrapper);
     }
 
+
+    @Override
+    public void deletePhysicalById(String id) {
+        this.baseDao.deletePhysicalById(id);
+    }
 }

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/resources/mapper/NewsDao.xml

@@ -85,4 +85,16 @@
             created_time = #{createdTime}
         WHERE id = #{id} AND del_flag = '0';
     </update>
+
+    <update id="updateStatementAmount">
+        UPDATE epdc_news
+        <set>
+            <choose>
+                <when test="field == 'readingAmount'"> READING_AMOUNT = READING_AMOUNT + #{amount} </when>
+                <when test="field == 'likeNum'"> LIKE_NUMBER = LIKE_NUMBER + #{amount}</when>
+                <when test="field == 'unLikeNum'"> UN_LIKE_NUMBER = UN_LIKE_NUMBER + #{amount}</when>
+            </choose>
+        </set>
+        WHERE id = #{newsId}
+    </update>
 </mapper>

esua-epdc/epdc-module/epdc-news/epdc-news-server/src/main/resources/mapper/NewsUserAttitudeDao.xml

@@ -3,18 +3,8 @@
 
 <mapper namespace="com.elink.esua.epdc.dao.NewsUserAttitudeDao">
 
-    <resultMap type="com.elink.esua.epdc.entity.NewsUserAttitudeEntity" id="newsUserAttitudeMap">
+    <delete id="deletePhysicalById">
-        <result property="id" column="ID"/>
+        delete from epdc_news_user_attitude where id = #{id}
-        <result property="epdcNewsId" column="EPDC_NEWS_ID"/>
+    </delete>
-        <result property="userId" column="USER_ID"/>
-        <result property="attitudeFlag" column="ATTITUDE_FLAG"/>
-        <result property="delFlag" column="DEL_FLAG"/>
-        <result property="revision" column="REVISION"/>
-        <result property="createdBy" column="CREATED_BY"/>
-        <result property="createdTime" column="CREATED_TIME"/>
-        <result property="updatedBy" column="UPDATED_BY"/>
-        <result property="updatedTime" column="UPDATED_TIME"/>
-    </resultMap>
-
 
 </mapper>