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【功能完善】商城: APP 完善积分商城活动订单价格计算

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puhui999 2024-10-04 13:08:55 +08:00
parent f01c600492
commit d7236068b9
3 changed files with 23 additions and 7 deletions
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2
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/price/TradePriceServiceImpl.java
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@ -69,7 +69,7 @@ public class TradePriceServiceImpl implements TradePriceService {
.buildCalculateResp(calculateReqBO, spuList, skuList);
priceCalculators.forEach(calculator -> calculator.calculate(calculateReqBO, calculateRespBO));
// 2.2 如果最终支付金额小于等于 0，则抛出业务异常
if (calculateRespBO.getPrice().getPayPrice() <= 0) {
if (calculateReqBO.getPointActivityId() == null && calculateRespBO.getPrice().getPayPrice() <= 0) {
log.error("[calculatePrice][价格计算不正确，请求 calculateReqDTO({})，结果 priceCalculate({})]",
calculateReqBO, calculateRespBO);
throw exception(PRICE_CALCULATE_PAY_PRICE_ILLEGAL);

22
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/price/calculator/TradePointActivityPriceCalculator.java
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@ -3,6 +3,8 @@ package cn.iocoder.yudao.module.trade.service.price.calculator;
import cn.hutool.core.lang.Assert;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.module.member.api.user.MemberUserApi;
import cn.iocoder.yudao.module.member.api.user.dto.MemberUserRespDTO;
import cn.iocoder.yudao.module.promotion.api.point.PointActivityApi;
import cn.iocoder.yudao.module.promotion.api.point.dto.PointValidateJoinRespDTO;
import cn.iocoder.yudao.module.promotion.enums.common.PromotionTypeEnum;
@ -30,16 +32,26 @@ public class TradePointActivityPriceCalculator implements TradePriceCalculator {
@Resource
private PointActivityApi pointActivityApi;
@Resource
private MemberUserApi memberUserApi;
@Resource
private TradeOrderQueryService tradeOrderQueryService;
@Override
public void calculate(TradePriceCalculateReqBO param, TradePriceCalculateRespBO result) {
// 1. 判断订单类型是否为积分商城活动
// 1.1 判断订单类型是否为积分商城活动
if (ObjectUtil.notEqual(result.getType(), TradeOrderTypeEnum.POINT.getType())) {
return;
}
// 1.2 初始化积分
MemberUserRespDTO user = memberUserApi.getUser(param.getUserId());
result.setTotalPoint(user.getPoint()).setUsePoint(0);
// 1.3 校验用户积分余额
if (user.getPoint() == null || user.getPoint() <= 0) {
return;
}
Assert.isTrue(param.getItems().size() == 1, "积分商城兑换商品时，只允许选择一个商品");
// 2. 校验是否可以参与积分商城活动
@ -49,12 +61,10 @@ public class TradePointActivityPriceCalculator implements TradePriceCalculator {
orderItem.getSkuId(), orderItem.getCount());
// 3.1 记录优惠明细
int discountPrice = 0;
int discountPrice = orderItem.getPayPrice(); // 情况一：单使用积分兑换
Assert.isTrue(activity.getPoint() >= 1, "积分商城商品兑换积分必须大于 1");
// 情况一：单使用积分兑换
if (activity.getPrice() == null || activity.getPrice() == 0) {
discountPrice = orderItem.getPayPrice();
} else { // 情况二：积分 + 金额
result.setUsePoint(activity.getPoint());
if (activity.getPrice() != null && activity.getPrice() > 0) { // 情况二：积分 + 金额
discountPrice = orderItem.getPayPrice() - activity.getPrice() * orderItem.getCount();
}
TradePriceCalculatorHelper.addPromotion(result, orderItem,

6
yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/price/calculator/TradePointUsePriceCalculator.java
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@ -1,12 +1,14 @@
package cn.iocoder.yudao.module.trade.service.price.calculator;
import cn.hutool.core.util.BooleanUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.module.member.api.config.MemberConfigApi;
import cn.iocoder.yudao.module.member.api.config.dto.MemberConfigRespDTO;
import cn.iocoder.yudao.module.member.api.user.MemberUserApi;
import cn.iocoder.yudao.module.member.api.user.dto.MemberUserRespDTO;
import cn.iocoder.yudao.module.promotion.enums.common.PromotionTypeEnum;
import cn.iocoder.yudao.module.trade.enums.order.TradeOrderTypeEnum;
import cn.iocoder.yudao.module.trade.service.price.bo.TradePriceCalculateReqBO;
import cn.iocoder.yudao.module.trade.service.price.bo.TradePriceCalculateRespBO;
import jakarta.annotation.Resource;
@ -37,6 +39,10 @@ public class TradePointUsePriceCalculator implements TradePriceCalculator {
@Override
public void calculate(TradePriceCalculateReqBO param, TradePriceCalculateRespBO result) {
// 判断订单类型是否不为积分商城活动
if (ObjectUtil.equal(result.getType(), TradeOrderTypeEnum.POINT.getType())) {
return;
}
// 0. 初始化积分
MemberUserRespDTO user = memberUserApi.getUser(param.getUserId());
result.setTotalPoint(user.getPoint()).setUsePoint(0);