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用户订单金额修改

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This commit is contained in:
yanglei 2026-02-28 15:24:50 +08:00
parent 8bf0ea436a
commit e7fdd7e543
2 changed files with 68 additions and 18 deletions
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2
ebike-feign/src/main/java/com/ebike/feign/model/dto/FeignEbikePaymentAmountDto.java
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@ -1,5 +1,6 @@
package com.ebike.feign.model.dto;
import jakarta.validation.constraints.DecimalMin;
import jakarta.validation.constraints.NotBlank;
import jakarta.validation.constraints.NotNull;
import lombok.AllArgsConstructor;
@ -22,6 +23,7 @@ public class FeignEbikePaymentAmountDto {
@NotBlank(message = "车辆编号不能为空")
private String bikeCode;
@DecimalMin(value = "0.00", message = "修改后的价格不能小于0")
@NotNull(message = "价格不能为空")
private BigDecimal price;
}

84
ebike-user/src/main/java/com/cdzy/user/service/impl/EbikeOrderServiceImpl.java
View File

@ -338,6 +338,7 @@ public class EbikeOrderServiceImpl extends ServiceImpl<EbikeOrderMapper, EbikeOr
@Transactional
@Override
public void updateOrderAmount(FeignEbikePaymentAmountDto paymentAmountDto) {
BigDecimal newPrice = paymentAmountDto.getPrice();
// 1 获取当前车辆未支付的订单
QueryWrapper queryWrapper = QueryWrapper.create()
.select(EBIKE_ORDER.ALL_COLUMNS)
@ -345,25 +346,15 @@ public class EbikeOrderServiceImpl extends ServiceImpl<EbikeOrderMapper, EbikeOr
.where(EBIKE_ORDER.ORDER_STATUS.eq(OrderStatus.PENDING_PAYMENT));
EbikeOrder ebikeOrder = this.mapper.selectOneByQuery(queryWrapper);
if (Objects.isNull(ebikeOrder)) {
throw new EbikeException("当前车辆不存在待支付的订单");
throw new EbikeException("当前车辆不存在待支付的订单,或订单已被处理");
}
if (newPrice.compareTo(BigDecimal.ZERO) == 0) {
log.info("开始处理免费订单，订单id:{}", ebikeOrder.getOrderId());
handleFreeOrder(ebikeOrder);
} else {
log.info("开始处理非免费订单，订单id:{}", ebikeOrder.getOrderId());
handlePriceChange(ebikeOrder, newPrice);
}
// 2 修改当前订单金额(实付金额)
UpdateChain.of(EbikeOrder.class)
.set(EbikeOrder::getActualAmount, paymentAmountDto.getPrice())
.where(EbikeOrder::getOrderId).eq(ebikeOrder.getOrderId())
.update();
// 3 同步修改支付订单的cost_price(用于支付时的实际金额)
ebikePaymentService.updateCostPrice(ebikeOrder.getOrderId(), paymentAmountDto.getPrice());
// 4 生成订单明细优惠金额
EbikeOrderDetail orderDetail = EbikeOrderDetail.builder()
.orderId(ebikeOrder.getOrderId())
.operatorId(ebikeOrder.getOperatorId())
.detailType(EbikeOrderDetailType.DISCOUNT_AMOUNT.getCode())
.detailDescription("运维人员修改订单减免金额")
.detailName(EbikeOrderDetailType.DISCOUNT_AMOUNT.getName())
.detailAmount(ebikeOrder.getTotalAmount().subtract(paymentAmountDto.getPrice()))
.build();
ebikeOrderDetailService.save(orderDetail);
}
@Transactional
@ -434,6 +425,63 @@ public class EbikeOrderServiceImpl extends ServiceImpl<EbikeOrderMapper, EbikeOr
return this.mapper.paginateAs(pageParam, queryWrapper, EbikeDiffOperatorOrderListVo.class);
}
/**
* 处理改价逻辑
*/
private void handlePriceChange(EbikeOrder order, BigDecimal newPrice) {
long orderId = order.getOrderId();
BigDecimal totalAmount = order.getTotalAmount();
// 1. 更新订单实付金额
UpdateChain.of(EbikeOrder.class)
.set(EbikeOrder::getActualAmount, newPrice)
.where(EbikeOrder::getOrderId).eq(orderId)
.where(EbikeOrder::getOrderStatus).eq(OrderStatus.PENDING_PAYMENT)
.update();
// 2. 同步修改支付表的 cost_price
ebikePaymentService.updateCostPrice(orderId, newPrice);
// 3. 生成优惠明细
BigDecimal discountAmount = totalAmount.subtract(newPrice);
if (discountAmount.compareTo(BigDecimal.ZERO) > 0) {
saveDiscountDetail(order, discountAmount, "运维人员修改订单减免金额");
}
}
/**
* 处理免费订单逻辑
*/
private void handleFreeOrder(EbikeOrder order) {
// 1. 更新订单状态
order.setOrderStatus(OrderStatus.PAID);
order.setActualAmount(BigDecimal.ZERO);
order.setPaymentTime(LocalDateTime.now());
order.setIsFreeOrder(Boolean.TRUE);
this.updateById(order);
// 2. 逻辑删除支付记录
EbikePayment payment = ebikePaymentService.queryPaymentInfo(order.getOrderId());
ebikePaymentService.removeById(payment);
// 3. 记录优惠明细
saveDiscountDetail(order, order.getTotalAmount(), "全额减免");
}
/**
* 保存优惠明细
*/
private void saveDiscountDetail(EbikeOrder order, BigDecimal amount, String description) {
EbikeOrderDetail detail = EbikeOrderDetail.builder()
.orderId(order.getOrderId())
.operatorId(order.getOperatorId())
.detailType(EbikeOrderDetailType.DISCOUNT_AMOUNT.getCode())
.detailDescription(description)
.detailName(EbikeOrderDetailType.DISCOUNT_AMOUNT.getName())
.detailAmount(amount)
.createTime(LocalDateTime.now())
.build();
ebikeOrderDetailService.save(detail);
}
/**
* 计算增长率并格式化为百分比字符串
*