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优惠券支持分类和指定商品使用 (#398)

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This commit is contained in:
Tyson
2020-06-14 11:04:21 +08:00
committed by GitHub
parent 92cfea639d
commit d611977ca4
5 changed files with 210 additions and 26 deletions
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30
litemall-db/src/main/java/org/linlinjava/litemall/db/service/CouponVerifyService.java
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@@ -1,5 +1,6 @@
package org.linlinjava.litemall.db.service;
import org.linlinjava.litemall.db.domain.LitemallCart;
import org.linlinjava.litemall.db.domain.LitemallCoupon;
import org.linlinjava.litemall.db.domain.LitemallCouponUser;
import org.linlinjava.litemall.db.util.CouponConstant;
@@ -8,6 +9,10 @@ import org.springframework.stereotype.Service;
import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
@Service
public class CouponVerifyService {
@@ -16,6 +21,8 @@ public class CouponVerifyService {
private LitemallCouponUserService couponUserService;
@Autowired
private LitemallCouponService couponService;
@Autowired
private LitemallGoodsService goodsService;
/**
* 检测优惠券是否适合
@@ -25,7 +32,7 @@ public class CouponVerifyService {
* @param checkedGoodsPrice
* @return
*/
public LitemallCoupon checkCoupon(Integer userId, Integer couponId, Integer userCouponId, BigDecimal checkedGoodsPrice) {
public LitemallCoupon checkCoupon(Integer userId, Integer couponId, Integer userCouponId, BigDecimal checkedGoodsPrice, List<LitemallCart> cartList) {
LitemallCoupon coupon = couponService.findById(couponId);
if (coupon == null) {
return null;
@@ -62,10 +69,25 @@ public class CouponVerifyService {
}
// 检测商品是否符合
// TODO 目前仅支持全平台商品，所以不需要检测
List<Integer> goodsList = cartList.stream().map(item -> item.getGoodsId()).collect(Collectors.toList());
for (LitemallCart cart : cartList) {
goodsList.add(cart.getGoodsId());
}
List<Integer> goodsValueList = new ArrayList<>(Arrays.asList(coupon.getGoodsValue()));
Short goodType = coupon.getGoodsType();
if (!goodType.equals(CouponConstant.GOODS_TYPE_ALL)) {
return null;
if (goodType.equals(CouponConstant.GOODS_TYPE_ARRAY)) {
goodsValueList.retainAll(goodsList);
if (goodsValueList.size() <= 0) {
return null;
}
} else if (goodType.equals(CouponConstant.GOODS_TYPE_CATEGORY)) {
List<Integer> categoryList = cartList.stream()
.map(item -> goodsService.findById(item.getGoodsId())
.getCategoryId()).collect(Collectors.toList());
goodsValueList.retainAll(categoryList);
if (goodsValueList.size() <= 0) {
return null;
}
}
// 检测订单状态