fix 油管按比例退余额

netflix-service/src/main/java/com/cyksj/service/relation/impl/GroupRelationFrontServiceImpl.java

@@ -2559,6 +2559,7 @@ public class GroupRelationFrontServiceImpl implements GroupRelationFrontService
 		BigDecimal money = orderDon.getMoney();
 		BigDecimal balance = Optional.ofNullable(orderDon.getBalance()).orElse(BigDecimal.ZERO);
 		BigDecimal orderTotalMoney = money.add(balance);
+		BigDecimal orderRateMoney = orderTotalMoney;
 		//2年
 		if ((sku.getDays() != null && sku.getDays() == 730) || (sku.getMonths() != null && sku.getMonths() == 24)) {
 			if (remainMonths > 12) {
@@ -2567,6 +2568,8 @@ public class GroupRelationFrontServiceImpl implements GroupRelationFrontService
 					orderTotalMoney = sku.getPrice();
 				}
 				BigDecimal totalRefundMoney = orderTotalMoney.divide(BigDecimal.valueOf(2), RoundingMode.DOWN);
+				//计算比例的订单金额
+				orderRateMoney = totalRefundMoney;
 				if (money.compareTo(BigDecimal.ZERO) == 0) {
 					refundBalance = refundBalance.add(totalRefundMoney);
 				} else {
@@ -2579,16 +2582,24 @@ public class GroupRelationFrontServiceImpl implements GroupRelationFrontService
 				remainMonths = remainMonths - 12;
 			}
 		}
+		BigDecimal monthRateRefundBalance = BigDecimal.valueOf(remainMonths).multiply(orderRateMoney).divide(BigDecimal.valueOf(12), RoundingMode.DOWN);
+		//剩余月份限制最高可退余额
+		BigDecimal remainMonthsRefundBalance;
 		if (remainMonths >= 1 && remainMonths <= 6) {
 			//1-6月买的 退100余额
-			refundBalance = refundBalance.add(BigDecimal.valueOf(10000));
+			remainMonthsRefundBalance = BigDecimal.valueOf(10000);
 		} else if (remainMonths >= 7 && remainMonths <= 11) {
 			//7-11月买的 退150余额
-			refundBalance = refundBalance.add(BigDecimal.valueOf(15000));
+			remainMonthsRefundBalance = BigDecimal.valueOf(15000);
 		} else {
 			//12月买的 退200余额
-			refundBalance = refundBalance.add(BigDecimal.valueOf(20000));
+			remainMonthsRefundBalance = BigDecimal.valueOf(20000);
 		}
+		//按比例退款余额超过对应剩余月份可退余额限制
+		if (monthRateRefundBalance.compareTo(remainMonthsRefundBalance) > 0) {
+			monthRateRefundBalance = remainMonthsRefundBalance;
+		}
+		refundBalance = refundBalance.add(monthRateRefundBalance);
 		//超过订单金额 计算剩余的余额 排除兑换码
 		if (orderTotalMoney.compareTo(BigDecimal.ZERO) > 0 && refundMoney.add(refundBalance).compareTo(orderTotalMoney) > 0) {
 			refundBalance = orderTotalMoney.subtract(refundMoney);