双十一活动

mec-biz/src/main/java/com/ym/mec/biz/service/impl/PracticeGroupServiceImpl.java

@@ -4169,15 +4169,35 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
             List<VipGroupActivity> vipGroupActivities = vipGroupActivityDao.queryByIds(order.getActivityId());
             List<ActivityUserMapper> activityUserMappers = new ArrayList<>();
             Integer times = 0;
-            for (VipGroupActivity e : vipGroupActivities) {
+
+            BigDecimal couponRemitFee = order.getCouponRemitFee();
+            BigDecimal subCouponRemitFee = couponRemitFee;
+            BigDecimal totalMarketPrice = vipGroupActivities.stream().map(e -> e.getMarketPrice()).reduce(ZERO, BigDecimal::add);
+
+            for (int i = 0; i < vipGroupActivities.size(); i++) {
+                VipGroupActivity activity = vipGroupActivities.get(i);
                 ActivityUserMapper activityUserMapper = new ActivityUserMapper();
-                activityUserMapper.setActivityId(e.getId());
+                activityUserMapper.setActivityId(activity.getId());
                 activityUserMapper.setUserId(order.getUserId());
                 activityUserMapper.setPaymentOrderId(order.getId());
                 activityUserMapper.setTeacherId(student.getTeacherId());
                 activityUserMapper.setVipFlag(1);
                 activityUserMappers.add(activityUserMapper);
-                times = times + e.getGivePrizeNum();
+                if(couponRemitFee.compareTo(ZERO) > 0){
+                    if(i == vipGroupActivities.size() - 1){
+                        activityUserMapper.setActualPrice(activity.getMarketPrice().subtract(subCouponRemitFee));
+                    }else {
+                        //获取比例
+                        BigDecimal ratioAmount = activity.getMarketPrice().divide(totalMarketPrice, 6, BigDecimal.ROUND_HALF_UP);
+                        //获取分配的减免金额
+                        BigDecimal multiply = ratioAmount.multiply(couponRemitFee).setScale(2, BigDecimal.ROUND_HALF_UP);
+                        subCouponRemitFee = subCouponRemitFee.subtract(multiply);
+                        activityUserMapper.setActualPrice(activity.getMarketPrice().subtract(multiply));
+                    }
+                }else {
+                    activityUserMapper.setActualPrice(activity.getMarketPrice());
+                }
+                times = times + activity.getGivePrizeNum();
             }
             //赠送抽奖机会
             if(times > 0){