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购物车促销信息优化

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This commit is contained in:
zhh 2018-08-28 11:15:43 +08:00
parent 5790bb6480
commit 00a073709e
2 changed files with 11 additions and 17 deletions
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11
mall-portal/src/main/java/com/macro/mall/portal/domain/CartPromotionItem.java
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@ -8,21 +8,12 @@ import java.math.BigDecimal;
* Created by macro on 2018/8/27.
* 购物车中促销信息的封装
*/
public class CartPromotionItem {
private OmsCartItem cartItem;
public class CartPromotionItem extends OmsCartItem{
//促销活动信息
private String promotionMessage;
//促销活动减去的金额，针对每个商品
private BigDecimal reduceAmount;
public OmsCartItem getCartItem() {
return cartItem;
}
public void setCartItem(OmsCartItem cartItem) {
this.cartItem = cartItem;
}
public String getPromotionMessage() {
return promotionMessage;
}

17
mall-portal/src/main/java/com/macro/mall/portal/service/impl/OmsPromotionServiceImpl.java
View File

@ -8,10 +8,12 @@ import com.macro.mall.portal.dao.PortalProductDao;
import com.macro.mall.portal.domain.CartPromotionItem;
import com.macro.mall.portal.domain.PromotionProduct;
import com.macro.mall.portal.service.OmsPromotionService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.*;
/**
@ -40,7 +42,7 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
//单品促销
for (OmsCartItem item : itemList) {
CartPromotionItem cartPromotionItem = new CartPromotionItem();
cartPromotionItem.setCartItem(item);
BeanUtils.copyProperties(item,cartPromotionItem);
cartPromotionItem.setPromotionMessage("单品促销");
//商品原价-促销价
cartPromotionItem.setReduceAmount(getOriginalPrice(promotionProduct, item.getProductSkuId()).subtract(getSinglePromotionPrice(promotionProduct, item.getProductSkuId())));
@ -53,7 +55,7 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
if(ladder!=null){
for (OmsCartItem item : itemList) {
CartPromotionItem cartPromotionItem = new CartPromotionItem();
cartPromotionItem.setCartItem(item);
BeanUtils.copyProperties(item,cartPromotionItem);
String message = getLadderPromotionMessage(ladder);
cartPromotionItem.setPromotionMessage(message);
//商品原价-折扣金额*商品原价
@ -72,11 +74,12 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
if(fullReduction!=null){
for (OmsCartItem item : itemList) {
CartPromotionItem cartPromotionItem = new CartPromotionItem();
cartPromotionItem.setCartItem(item);
BeanUtils.copyProperties(item,cartPromotionItem);
String message = getFullReductionPromotionMessage(fullReduction);
cartPromotionItem.setPromotionMessage(message);
//(商品原价/总价)*满减金额
BigDecimal reduceAmount = (getOriginalPrice(promotionProduct,item.getProductSkuId()).divide(totalAmount)).multiply(fullReduction.getReducePrice());
BigDecimal originalPrice = getOriginalPrice(promotionProduct, item.getProductSkuId());
BigDecimal reduceAmount = originalPrice.divide(totalAmount,RoundingMode.HALF_EVEN).multiply(fullReduction.getReducePrice());
cartPromotionItem.setReduceAmount(reduceAmount);
cartPromotionItemList.add(cartPromotionItem);
}
@ -108,7 +111,7 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
private Map<Long, List<OmsCartItem>> groupCartItemBySpu(List<OmsCartItem> cartItemList) {
Map<Long, List<OmsCartItem>> productCartMap = new TreeMap<>();
for (OmsCartItem cartItem : cartItemList) {
List<OmsCartItem> productCartItemList = productCartMap.get(cartItem.getId());
List<OmsCartItem> productCartItemList = productCartMap.get(cartItem.getProductId());
if (productCartItemList == null) {
productCartItemList = new ArrayList<>();
productCartItemList.add(cartItem);
@ -141,7 +144,7 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
private void handleNoReduce(List<CartPromotionItem> cartPromotionItemList, List<OmsCartItem> itemList) {
for (OmsCartItem item : itemList) {
CartPromotionItem cartPromotionItem = new CartPromotionItem();
cartPromotionItem.setCartItem(item);
BeanUtils.copyProperties(item,cartPromotionItem);
cartPromotionItem.setPromotionMessage("无优惠");
cartPromotionItem.setReduceAmount(new BigDecimal(0));
cartPromotionItemList.add(cartPromotionItem);
@ -228,7 +231,7 @@ public class OmsPromotionServiceImpl implements OmsPromotionService {
*/
private BigDecimal getSinglePromotionPrice(PromotionProduct promotionProduct, Long productSkuId) {
for (PmsSkuStock skuStock : promotionProduct.getSkuStockList()) {
if (productSkuId == skuStock.getId()) {
if (productSkuId.equals(skuStock.getId()) ) {
return skuStock.getPromotionPrice();
}
}