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前端：订单确认页，接入优惠劵列表（不包括计算）

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后端：增加优惠劵的计算逻辑
This commit is contained in:
YunaiV
2019-04-19 22:51:19 +08:00
parent ea4593adbc
commit cb07eb3f71
12 changed files with 339 additions and 33 deletions
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4
promotion/promotion-service-impl/src/main/java/cn/iocoder/mall/promotion/biz/convert/CouponCardConvert.java
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@@ -2,6 +2,7 @@ package cn.iocoder.mall.promotion.biz.convert;
import cn.iocoder.mall.promotion.api.bo.CouponCardAvailableBO;
import cn.iocoder.mall.promotion.api.bo.CouponCardBO;
import cn.iocoder.mall.promotion.api.bo.CouponCardDetailBO;
import cn.iocoder.mall.promotion.biz.dataobject.CouponCardDO;
import org.mapstruct.Mapper;
import org.mapstruct.Mappings;
@@ -23,6 +24,9 @@ public interface CouponCardConvert {
@Mappings({})
CouponCardBO convert(CouponCardDO card);
@Mappings({})
CouponCardDetailBO convert2(CouponCardDO card);
@Mappings({})
CouponCardAvailableBO convert2(CouponCardDO card, boolean x); // TODO 芋艿，临时用来解决 mapstruct 无法正确匹配方法的问题

47
promotion/promotion-service-impl/src/main/java/cn/iocoder/mall/promotion/biz/service/CouponServiceImpl.java
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@@ -20,7 +20,10 @@ import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.*;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@Service // 实际上不用添加。添加的原因是，必须 Spring 报错提示
@@ -99,15 +102,15 @@ public class CouponServiceImpl implements CouponService {
// 校验 CouponCardTemplate 存在
CouponTemplateDO template = couponTemplateMapper.selectById(couponCardTemplateUpdateDTO.getId());
if (template == null) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_NOT_EXISTS.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_EXISTS.getCode());
}
// 校验 CouponCardTemplate 是 CARD
if (!CouponTemplateTypeEnum.CARD.getValue().equals(template.getType())) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_NOT_CARD.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_CARD.getCode());
}
// 校验发放数量不能减少
if (couponCardTemplateUpdateDTO.getTotal() < template.getTotal()) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_TOTAL_CAN_NOT_REDUCE.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_TOTAL_CAN_NOT_REDUCE.getCode());
}
// 更新优惠劵模板到数据库
CouponTemplateDO updateTemplateDO = CouponTemplateConvert.INSTANCE.convert(couponCardTemplateUpdateDTO);
@@ -121,7 +124,7 @@ public class CouponServiceImpl implements CouponService {
// 校验 CouponCardTemplate 存在
CouponTemplateDO template = couponTemplateMapper.selectById(couponTemplateId);
if (template == null) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_NOT_EXISTS.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_EXISTS.getCode());
}
// 更新到数据库
CouponTemplateDO updateTemplateDO = new CouponTemplateDO().setId(couponTemplateId).setStatus(status);
@@ -195,28 +198,28 @@ public class CouponServiceImpl implements CouponService {
// 校验 CouponCardTemplate 存在
CouponTemplateDO template = couponTemplateMapper.selectById(couponTemplateId);
if (template == null) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_NOT_EXISTS.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_EXISTS.getCode());
}
// 校验 CouponCardTemplate 是 CARD
if (!CouponTemplateTypeEnum.CARD.getValue().equals(template.getType())) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_NOT_CARD.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_CARD.getCode());
}
// 校验 CouponCardTemplate 状态是否开启
if (!CouponTemplateStatusEnum.ENABLE.getValue().equals(template.getStatus())) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_STATUS_NOT_ENABLE.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_STATUS_NOT_ENABLE.getCode());
}
// 校验 CouponCardTemplate 是否到达可领取的上限
if (template.getStatFetchNum() > template.getTotal()) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_TOTAL_NOT_ENOUGH.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_TOTAL_NOT_ENOUGH.getCode());
}
// 校验单人可领取优惠劵是否到达上限
if (couponCardMapper.selectCountByUserIdAndTemplateId(userId, couponTemplateId) > template.getQuota()) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_CARD_ADD_EXCEED_QUOTA.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_CARD_ADD_EXCEED_QUOTA.getCode());
}
// 增加优惠劵已领取量
int updateTemplateCount = couponTemplateMapper.updateStatFetchNumIncr(couponTemplateId);
if (updateTemplateCount == 0) { // 超过 CouponCardTemplate 发放量
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.PRODUCT_TEMPLATE_CARD_ADD_EXCEED_QUOTA.getCode());
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_CARD_ADD_EXCEED_QUOTA.getCode());
}
// 创建优惠劵
// 1. 基本信息 + 领取情况
@@ -250,6 +253,28 @@ public class CouponServiceImpl implements CouponService {
return null;
}
@Override
public CommonResult<CouponCardDetailBO> getCouponCardDetail(Integer userId, Integer couponCardId) {
// 查询优惠劵
CouponCardDO card = couponCardMapper.selectById(couponCardId);
if (card == null) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_CARD_NOT_EXISTS.getCode());
}
if (!userId.equals(card.getUserId())) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_CARD_ERROR_USER.getCode());
}
// 查询优惠劵模板
CouponTemplateDO template = couponTemplateMapper.selectById(card.getTemplateId());
if (template == null) {
return ServiceExceptionUtil.error(PromotionErrorCodeEnum.COUPON_TEMPLATE_NOT_EXISTS.getCode());
}
// 拼接结果
CouponCardDetailBO detail = CouponCardConvert.INSTANCE.convert2(card);
detail.setRangeType(template.getRangeType());
detail.setRangeValues(StringUtil.splitToInt(template.getRangeValues(), ","));
return CommonResult.success(detail);
}
@Override
public CommonResult<List<CouponCardAvailableBO>> getCouponCardList(Integer userId, List<CouponCardSpuDTO> spus) {
// 查询用户未使用的优惠劵列表