改善活动查看业务逻辑

epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/activity/dao/ActivityInfoDao.java

@@ -20,6 +20,7 @@ package com.elink.esua.epdc.modules.activity.dao;
 import com.elink.esua.epdc.commons.mybatis.dao.BaseDao;
 import com.elink.esua.epdc.dto.activity.form.ActivityDetailFormDTO;
 import com.elink.esua.epdc.dto.activity.form.ActivityInfoFormDTO;
+import com.elink.esua.epdc.dto.activity.result.ActivityInfoResultDTO;
 import com.elink.esua.epdc.modules.activity.entity.ActivityInfoEntity;
 import org.apache.ibatis.annotations.Mapper;
 
@@ -54,7 +55,7 @@ public interface ActivityInfoDao extends BaseDao<ActivityInfoEntity> {
      * @author: zhy
      * @date: 2020/6/22 10:01
      */
-    List<ActivityInfoEntity> listActivity(ActivityInfoFormDTO formDto);
+    List<ActivityInfoResultDTO> listActivity(ActivityInfoFormDTO formDto);
 
 
     /**

epdc-cloud-property/src/main/java/com/elink/esua/epdc/modules/activity/service/impl/ActivityInfoServiceImpl.java

@@ -128,22 +128,7 @@ public class ActivityInfoServiceImpl extends BaseServiceImpl<ActivityInfoDao, Ac
     public List<ActivityInfoResultDTO> listActivity(ActivityInfoFormDTO formDto) {
         // sql limit条件转换
         formDto.setPageIndex((formDto.getPageIndex() - NumConstant.ONE) * formDto.getPageSize());
-        List<ActivityInfoEntity> entityList = baseDao.listActivity(formDto);
-        // 多一步转换，丰富字段
-        List<ActivityInfoDTO> dtoList = ConvertUtils.sourceToTarget(entityList, ActivityInfoDTO.class);
-        dtoList.forEach(dto -> {
-            // 查询前端样式
-            SectionCategoryEntity sectionCategoryEntity = sectionCategoryDao.selectByCode(dto.getCategoryCode());
-            dto.setFrontStyle(sectionCategoryEntity.getFrontStyle());
-            // 查询当前用户是否参与活动
-            String signUpFlag = isParticipate(dto.getId(), formDto.getUserId());
-            dto.setSignUpFlag(signUpFlag);
-            // 查询活动参与人数
-            Integer signUpNum = getSignUpNumber(dto.getId());
-            dto.setSignUpNum(signUpNum);
-        });
-
-        return ConvertUtils.sourceToTarget(dtoList, ActivityInfoResultDTO.class);
+        return baseDao.listActivity(formDto);
     }
 
     @Override

epdc-cloud-property/src/main/resources/mapper/activity/ActivityInfoDao.xml

@@ -65,22 +65,50 @@
         </if>
         ORDER BY CREATED_TIME DESC
     </select>
-    <select id="listActivity" resultType="com.elink.esua.epdc.modules.activity.entity.ActivityInfoEntity">
+    <select id="listActivity" resultType="com.elink.esua.epdc.dto.activity.result.ActivityInfoResultDTO">
         SELECT
-        <include refid="Base_Column_List"/>
+        a.ID,
+        a.TITLE,
+        a.HEAD_PIC,
+        s.FRONT_STYLE,
+        s. NAME AS CATEGORY_NAME,
+        a.ACT_START_TIME,
+        a.ACT_END_TIME,
+        a.ACT_QUOTA_FLAG,
+        a.ACT_QUOTA,
+        SUM(
+        CASE
+        WHEN P.ID != NULL THEN
+        1
+        ELSE
+        0
+        END
+        ) AS SIGN_UP_NUM,
+        SUM(
+        CASE
+        WHEN P.USER_ID = '1' THEN
+        1
+        ELSE
+        0
+        END
+        ) AS SING_UP_FLAG
         FROM
         epdc_activity_info a
+        LEFT JOIN epdc_section_category s ON a.CATEGORY_CODE = s. CODE
+        LEFT JOIN epdc_activity_participant p ON a.ID = p.ACT_ID
         WHERE
-        DEL_FLAG = '0'
-        AND ACT_STATUS = '1'
+        a.DEL_FLAG = '0'
+        AND a.ACT_STATUS = '1'
         <if test="activityState == '0' or activityState == 0">
-            AND ACT_START_TIME &lt;= NOW()
-            AND ACT_END_TIME &gt;= NOW()
+            AND a.SIGN_UP_START_TIME &lt;= NOW()
+            AND a.ACT_END_TIME &gt;= NOW()
         </if>
         <if test="activityState == '1' or activityState == 1">
-            AND ACT_END_TIME &lt;= NOW()
+            AND a.ACT_END_TIME &lt;= NOW()
         </if>
-        ORDER BY CREATED_TIME DESC
+        GROUP BY
+        a.id
+        ORDER BY a.CREATED_TIME DESC
         LIMIT #{pageIndex},  #{pageSize};
     </select>
     <select id="activityDetail" resultType="com.elink.esua.epdc.modules.activity.entity.ActivityInfoEntity">