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订单管理：完善订单调价分摊逻辑

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puhui999 2023-09-10 00:50:13 +08:00
parent 51dab96889
commit c023209aa5
4 changed files with 58 additions and 28 deletions
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73
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/order/TradeOrderUpdateServiceImpl.java
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@ -53,8 +53,8 @@ import cn.iocoder.yudao.module.trade.enums.brokerage.BrokerageRecordBizTypeEnum;
import cn.iocoder.yudao.module.trade.enums.delivery.DeliveryTypeEnum;
import cn.iocoder.yudao.module.trade.enums.order.*;
import cn.iocoder.yudao.module.trade.framework.order.config.TradeOrderProperties;
import cn.iocoder.yudao.module.trade.service.brokerage.record.BrokerageRecordService;
import cn.iocoder.yudao.module.trade.service.brokerage.bo.BrokerageAddReqBO;
import cn.iocoder.yudao.module.trade.service.brokerage.record.BrokerageRecordService;
import cn.iocoder.yudao.module.trade.service.cart.CartService;
import cn.iocoder.yudao.module.trade.service.delivery.DeliveryExpressService;
import cn.iocoder.yudao.module.trade.service.message.TradeMessageService;
@ -70,14 +70,13 @@ import org.springframework.transaction.annotation.Transactional;
import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*;
import static cn.iocoder.yudao.module.pay.enums.ErrorCodeConstants.ORDER_UPDATE_PRICE_FAIL_EQUAL;
import static cn.iocoder.yudao.module.pay.enums.ErrorCodeConstants.ORDER_UPDATE_PRICE_FAIL_PAID;
import static cn.iocoder.yudao.module.trade.enums.ErrorCodeConstants.*;
/**
@ -562,35 +561,67 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
}
@Override
// TODO @puhui999：考虑事务性
@Transactional(rollbackFor = Exception.class)
public void updateOrderPrice(TradeOrderUpdatePriceReqVO reqVO) {
// 校验交易订单
// 1、校验交易订单
TradeOrderDO order = validateOrderExists(reqVO.getId());
if (order.getPayStatus()) {
throw exception(ORDER_UPDATE_PRICE_FAIL_PAID);
}
// 2、校验订单项
List<TradeOrderItemDO> items = tradeOrderItemMapper.selectListByOrderId(order.getId());
if (CollUtil.isEmpty(items)) {
throw exception(ORDER_UPDATE_PRICE_FAIL_NOT_ITEM);
}
// 3、校验调价金额是否变化
if (ObjectUtil.equal(order.getAdjustPrice(), reqVO.getAdjustPrice())) {
throw exception(ORDER_UPDATE_PRICE_FAIL_EQUAL);
}
// TODO @puhui999：应该是按照 payPrice 分配；并且要考虑取余问题；payPrice 也要考虑，item 里的
List<TradeOrderItemDO> itemDOs = tradeOrderItemMapper.selectListByOrderId(order.getId());
// TradeOrderItemDO 需要做 adjustPrice 的分摊
int price = reqVO.getAdjustPrice() / itemDOs.size();
itemDOs.forEach(item -> {
item.setAdjustPrice(price);
});
// 更新 TradeOrderItem
// TODO @puhui999：不要整个对象去更新哈；应该 new 一下；
tradeOrderItemMapper.updateBatch(itemDOs);
// 更新订单
// TODO @puhui999：要考虑多次修改价格，不能单单的 payPrice + 价格；
TradeOrderDO update = TradeOrderConvert.INSTANCE.convert(reqVO);
update.setPayPrice(update.getPayPrice() + update.getAdjustPrice());
// 4、更新订单
TradeOrderDO update = new TradeOrderDO();
update.setId(order.getId());
update.setAdjustPrice(reqVO.getAdjustPrice());
int orderPayPrice = order.getAdjustPrice() != null ? (order.getPayPrice() - order.getAdjustPrice())
+ reqVO.getAdjustPrice() : order.getPayPrice() + reqVO.getAdjustPrice();
update.setPayPrice(orderPayPrice);
// TODO @芋艿：改价时，赠送的积分，要不要做改动？？？
tradeOrderMapper.updateById(update);
// 更新支付订单
payOrderApi.updatePayOrderPriceById(order.getPayOrderId(), update.getPayPrice());
// TODO @puhui999：应该是按照 payPrice 分配；并且要考虑取余问题；payPrice 也要考虑，item 里的
// TODO：先按 adjustPrice 实现，没明白 payPrice 怎么搞哈哈哈
// 5、更新 TradeOrderItem
if (items.size() > 1) {
// TradeOrderItemDO 需要做 adjustPrice 的分摊
int price = reqVO.getAdjustPrice() / items.size();
int remainderPrice = reqVO.getAdjustPrice() % items.size();
List<TradeOrderItemDO> orders = new ArrayList<>();
for (int i = 0; i < items.size(); i++) {
// 把平摊后剩余的金额加到第一个订单项
if (remainderPrice != 0 && i == 0) {
orders.add(convertOrderItemPrice(items.get(i), price + remainderPrice));
}
orders.add(convertOrderItemPrice(items.get(i), price));
}
tradeOrderItemMapper.updateBatch(orders);
} else {
TradeOrderItemDO orderItem = items.get(0);
TradeOrderItemDO updateItem = convertOrderItemPrice(orderItem, reqVO.getAdjustPrice());
tradeOrderItemMapper.updateById(updateItem);
}
// 6、更新支付订单
payOrderApi.updatePayOrderPrice(order.getPayOrderId(), update.getPayPrice());
}
private TradeOrderItemDO convertOrderItemPrice(TradeOrderItemDO orderItem, Integer price) {
TradeOrderItemDO newOrderItem = new TradeOrderItemDO();
newOrderItem.setId(orderItem.getId());
newOrderItem.setAdjustPrice(price);
int payPrice = orderItem.getAdjustPrice() != null ? (orderItem.getPayPrice() - orderItem.getAdjustPrice())
+ price : orderItem.getPayPrice() + price;
newOrderItem.setPayPrice(payPrice);
return newOrderItem;
}
@Override

5
yudao-module-pay/yudao-module-pay-api/src/main/java/cn/iocoder/yudao/module/pay/api/order/PayOrderApi.java
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@ -29,13 +29,12 @@ public interface PayOrderApi {
*/
PayOrderRespDTO getOrder(Long id);
// TODO @puhui999：可以去掉 byId；然后 payOrderId 参数改成 id；
/**
* 更新支付订单价格
*
* @param payOrderId 支付单编号
* @param id 支付单编号
* @param payPrice 支付单价格
*/
void updatePayOrderPriceById(Long payOrderId, Integer payPrice);
void updatePayOrderPrice(Long id, Integer payPrice);
}

4
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/api/order/PayOrderApiImpl.java
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@ -32,8 +32,8 @@ public class PayOrderApiImpl implements PayOrderApi {
}
@Override
public void updatePayOrderPriceById(Long payOrderId, Integer payPrice) {
payOrderService.updatePayOrderPriceById(payOrderId, payPrice);
public void updatePayOrderPrice(Long id, Integer payPrice) {
payOrderService.updatePayOrderPrice(id, payPrice);
}
}

4
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/service/order/PayOrderService.java
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@ -101,10 +101,10 @@ public interface PayOrderService {
/**
* 更新支付订单价格
*
* @param payOrderId 支付单编号
* @param id 支付单编号
* @param payPrice 支付单价格
*/
void updatePayOrderPriceById(Long payOrderId, Integer payPrice);
void updatePayOrderPrice(Long id, Integer payPrice);
/**
* 获得支付订单