check in

src/main/java/com/huiju/estateagents/controller/TaCheckinController.java

             return ResponseBean.error("验证人员信息失败", ResponseBean.ERROR_UNAVAILABLE);
         }
         TaPerson person = taPersons.get(0);
-        TaCheckin taCheckin = new TaCheckin();
-        taCheckin.setStatus(0);
-        taCheckin.setActivity(activity);
-        taCheckin.setName(person.getNickname());
-        taCheckin.setAvatar(person.getAvatarurl());
-        taCheckin.setCheckinTime(LocalDateTime.now());
+
+
         try {
-            if (iTaCheckinService.save(taCheckin)){
-                responseBean.success(taCheckin);
+            if(iTaCheckinService.isCustomerChecked(activity,person.getPersonId())>0){
+                ResponseBean.success("您已签到过此活动");
             }else {
-                responseBean.error("保存失败",ResponseBean.ERROR_UNAVAILABLE);
+                TaCheckin taCheckin = new TaCheckin();
+                taCheckin.setStatus(0);
+                taCheckin.setPersonId(person.getPersonId());
+                taCheckin.setActivity(activity);
+                taCheckin.setName(person.getNickname());
+                taCheckin.setAvatar(person.getAvatarurl());
+                taCheckin.setCheckinTime(LocalDateTime.now());
+                if (iTaCheckinService.save(taCheckin)){
+                    responseBean.success(taCheckin);
+                }else {
+                    responseBean.error("保存失败",ResponseBean.ERROR_UNAVAILABLE);
+                }
             }
+
         }catch (Exception e){
             logger.error("taCheckinAdd -=- {}",e.toString());
             responseBean.error("保存失败"+e.getMessage(),ResponseBean.ERROR_UNAVAILABLE);

src/main/java/com/huiju/estateagents/entity/TaCheckin.java

      */
     private String name;
 
+    /**
+     * 签到人id
+     */
+    private String personId;
+
     /**
      * 签到时间
      */

src/main/java/com/huiju/estateagents/mapper/TaCheckinMapper.java

 @Mapper
 public interface TaCheckinMapper extends BaseMapper<TaCheckin> {
     IPage<TaCheckin>getUndisplayedCustomerList(IPage<TaCheckin> pg, @Param("activity")String activity);
+    Integer isCustomerChecked(@Param("activity")String activity,@Param("personId")String personId);
 
 }

src/main/java/com/huiju/estateagents/service/ITaCheckinService.java

  */
 public interface ITaCheckinService extends IService<TaCheckin> {
     IPage<TaCheckin> getUndisplayedCustomerList(IPage<TaCheckin> pg,String activity);
+    Integer isCustomerChecked(String activity,String personId);
 
 }

src/main/java/com/huiju/estateagents/service/impl/TaCheckinServiceImpl.java

         return taCheckinMapper.getUndisplayedCustomerList(pg,activity);
     }
 
+    @Override
+    public Integer isCustomerChecked(String activity,String personId){
+        return taCheckinMapper.isCustomerChecked(activity,personId);
+    }
+
 }

src/main/resources/mapper/TaCheckinMapper.xml

         AND activity = #{activity}
     </select>
 
+    <select id="isCustomerChecked" resultType="com.huiju.estateagents.entity.TaCheckin">
+        SELECT
+        count(1)
+        FROM
+        ta_checkin
+        WHERE
+        activity = #{activity}
+        AND person_id = #{personId}
+    </select>
+
 </mapper>