开发确认购物车订单逻辑

Pu Zhibing

2024-11-29 b36a96a2241968732e33b2287a6bbe2f82d889ad

 ruoyi-service/ruoyi-order/src/main/java/com/ruoyi/order/service/impl/ShoppingCartServiceImpl.java

@@ -1,19 +1,44 @@
package com.ruoyi.order.service.impl;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONArray;
import com.alibaba.fastjson2.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.account.api.feignClient.AppUserClient;
import com.ruoyi.account.api.feignClient.UserAddressClient;
import com.ruoyi.account.api.feignClient.UserCouponClient;
import com.ruoyi.account.api.model.AppUser;
import com.ruoyi.account.api.model.UserAddress;
import com.ruoyi.account.api.vo.CouponInfoVo;
import com.ruoyi.account.api.vo.PaymentUserCoupon;
import com.ruoyi.account.api.vo.PaymentUserCouponVo;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.core.web.domain.AjaxResult;
import com.ruoyi.common.security.service.TokenService;
import com.ruoyi.order.mapper.ShoppingCartMapper;
import com.ruoyi.order.service.OrderGoodService;
import com.ruoyi.order.service.OrderService;
import com.ruoyi.order.service.ShoppingCartService;
import com.ruoyi.order.vo.MyShoppingCartVo;
import com.ruoyi.other.api.domain.Goods;
import com.ruoyi.other.api.feignClient.GoodsClient;
import com.ruoyi.order.vo.*;
import com.ruoyi.other.api.domain.*;
import com.ruoyi.other.api.feignClient.*;
import com.ruoyi.other.api.vo.GetGoodsBargainPrice;
import com.ruoyi.other.api.vo.GetSeckillActivityInfo;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import model.Order;
import model.OrderGood;
import model.ShoppingCart;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

@Service
@@ -25,6 +50,47 @@
   @Resource
   private GoodsClient goodsClient;
   
   @Resource
   private GoodsShopClient goodsShopClient;
	
   @Resource
   private AppUserClient appUserClient;
	
   @Resource
   private GoodsAreaClient goodsAreaClient;
	
   @Resource
   private GoodsVipClient goodsVipClient;
	
   @Resource
   private SeckillActivityInfoClient seckillActivityInfoClient;
	
   @Resource
   private GoodsBargainPriceClient goodsBargainPriceClient;
	
   @Resource
   private OrderService orderService;
	
   @Resource
   private OrderGoodService orderGoodService;
	
   @Resource
   private ShopClient shopClient;
	
   @Resource
   private OrderActivityInfoClient orderActivityInfoClient;
	
   @Resource
   private BaseSettingClient baseSettingClient;
	
   @Resource
   private UserAddressClient userAddressClient;
	
   @Resource
   private UserCouponClient userCouponClient;
	
   @Resource
   private SystemConfigClient systemConfigClient;
   
   
   
@@ -40,6 +106,7 @@
   @Override
   public List<MyShoppingCartVo> getMyShoppingCart(Integer type, Integer shopId) {
      Long userid = tokenService.getLoginUserApplet().getUserid();
      AppUser appUser = appUserClient.getAppUserById(userid);
      //获取对应类型的商品数据
      List<Goods> data = goodsClient.getGoodsByType(type).getData();
      if(null == data){
@@ -48,16 +115,339 @@
      List<Long> goodsIds = data.stream().map(Goods::getId).collect(Collectors.toList());
      //查询符合商品类型的商品数据
      List<ShoppingCart> list = this.list(new LambdaQueryWrapper<ShoppingCart>().eq(ShoppingCart::getAppUserId, userid).in(ShoppingCart::getGoodsId, goodsIds));
      List<MyShoppingCartVo> page = new ArrayList<>();
      //构建返回数据
      List<MyShoppingCartVo> page = buildDetail(appUser, shopId, list, null);
      return page;
   }
	
	
   /**
    * 获取支付价格
    * @param appUser
    * @param goodsId
    * @param shopId
    * @return
    */
   public Price getPrice(AppUser appUser, Integer goodsId, Integer shopId){
      //获取支付价格
      //秒杀活动>门店特价>地区价格>会员价格
      //判断是否有秒杀活动
      Price price = new Price();
      GetSeckillActivityInfo info = new GetSeckillActivityInfo();
      info.setGoodsId(goodsId);
      info.setVip(appUser.getVipId());
      GoodsSeckill goodsSeckill = seckillActivityInfoClient.getSeckillActivityInfo(info).getData();
      if(null == goodsSeckill){
         //没有秒杀价，则判断门店特价
         GetGoodsBargainPrice goodsBargainPrice = new GetGoodsBargainPrice();
         goodsBargainPrice.setGoodsId(goodsId);
         goodsBargainPrice.setVip(appUser.getVipId());
         goodsBargainPrice.setShopId(shopId);
         GoodsBargainPriceDetail bargainPriceDetail = goodsBargainPriceClient.getGoodsBargainPrice(goodsBargainPrice).getData();
         if(null == bargainPriceDetail){
            //没有门店特价，判断地区价格配置
            GoodsArea area = new GoodsArea();
            area.setDistrictsCode(appUser.getDistrictCode());
            area.setCityCode(appUser.getCityCode());
            area.setProvinceCode(appUser.getProvinceCode());
            area.setVip(appUser.getVipId());
            GoodsArea goodsArea = goodsAreaClient.getGoodsArea(area).getData();
            if(null == goodsArea){
               //没有地区价格，则使用会员价格
               GoodsVip goodsVip = goodsVipClient.getGoodsVip(appUser.getVipId()).getData();
               if(null == goodsVip){
                  //没有配置价格，直接使用原始基础价格
                  return null;
               }else{
                  price.setCash(goodsVip.getSellingPrice());
                  price.setPoint(goodsVip.getIntegral());
                  price.setCashPayment(goodsVip.getCashPayment() == 1 ? true : false);
                  price.setPointPayment(goodsVip.getPointPayment() == 1 ? true : false);
                  price.setEarnSpendingPoints(goodsVip.getEarnSpendingPoints());
               }
            }else{
               price.setCash(goodsArea.getSellingPrice());
               price.setPoint(goodsArea.getIntegral());
               price.setCashPayment(goodsArea.getCashPayment() == 1 ? true : false);
               price.setPointPayment(goodsArea.getPointPayment() == 1 ? true : false);
               price.setEarnSpendingPoints(goodsArea.getEarnSpendingPoints());
            }
         }else{
            price.setCash(bargainPriceDetail.getSellingPrice());
            price.setPoint(bargainPriceDetail.getIntegral());
            price.setCashPayment(bargainPriceDetail.getSellingPrice() != null ? true : false);
            price.setPointPayment(bargainPriceDetail.getIntegral() != null ? true : false);
            //门店特价，消费积分使用会员等级的消费积分
            GoodsArea area = new GoodsArea();
            area.setDistrictsCode(appUser.getDistrictCode());
            area.setCityCode(appUser.getCityCode());
            area.setProvinceCode(appUser.getProvinceCode());
            area.setVip(appUser.getVipId());
            GoodsArea goodsArea = goodsAreaClient.getGoodsArea(area).getData();
            price.setEarnSpendingPoints(goodsArea.getEarnSpendingPoints());
         }
      }else{
         //构建价格数据
         if(goodsSeckill.getCashPayment() == 1 && goodsSeckill.getPointPayment() == 1){
            price.setCash(goodsSeckill.getSellingPrice());
            price.setPoint(goodsSeckill.getIntegral());
         }
         if(goodsSeckill.getCashPayment() == 1 && goodsSeckill.getPointPayment() == 0){
            price.setCash(goodsSeckill.getSellingPrice());
         }
         if(goodsSeckill.getCashPayment() == 0 && goodsSeckill.getPointPayment() == 1){
            price.setPoint(goodsSeckill.getIntegral());
         }
         price.setCashPayment(goodsSeckill.getCashPayment() == 1 ? true : false);
         price.setPointPayment(goodsSeckill.getPointPayment() == 1 ? true : false);
         price.setEndTime(goodsSeckill.getEndTime());
         price.setEarnSpendingPoints(goodsSeckill.getEarnSpendingPoints());
      }
      return price;
   }
	
	
   @Data
   class Price {
      /**
       * 现金
       */
      private BigDecimal cash;
      /**
       * 积分
       */
      private Integer point;
      /**
       * 获取结束时间
       */
      private Long endTime;
      /**
       * 现金支付
       */
      private Boolean cashPayment;
      /**
       * 积分支付
       */
      private Boolean pointPayment;
      /**
       * 可获得消费积分
       */
      private Integer earnSpendingPoints;
   }
	

   @Override
   public void addGoods(ShoppingCart shoppingCart) {
      Long userid = tokenService.getLoginUserApplet().getUserid();
      shoppingCart.setAppUserId(userid);
      this.save(shoppingCart);
   }
	
	
   /**
    * 修改购物车数量
    * @param setGoodsNumber
    * @return
    */
   @Override
   public R setGoodsNumber(SetGoodsNumber setGoodsNumber) {
      if(0 >= setGoodsNumber.getNumber()){
         return R.fail("修改数量不能小于等于0");
      }
      ShoppingCart shoppingCart = this.getById(setGoodsNumber.getId());
      Goods goods = goodsClient.getGoodsById(shoppingCart.getGoodsId()).getData();
      if(null != goods.getPurchaseLimit() && -1 != goods.getPurchaseLimit() && goods.getPurchaseLimit() < setGoodsNumber.getNumber()){
         return R.fail("修改数量不能大于限购数量");
      }
      if(null != shoppingCart){
         shoppingCart.setNumber(setGoodsNumber.getNumber());
         this.updateById(shoppingCart);
      }
      return R.ok();
   }
	
	
   /**
    * 确认购物车订单
    * @param confirmOrder
    * @return
    */
   @Override
   public ConfirmOrderVo confirmOrder(ConfirmOrder confirmOrder) {
      Long userid = tokenService.getLoginUserApplet().getUserid();
      AppUser appUser = appUserClient.getAppUserById(userid);
      Integer shopId = confirmOrder.getShopId();
      Shop shop = shopClient.getShopById(shopId).getData();
      String goodsJson = confirmOrder.getGoodsJson();
      List<Long> ids = new ArrayList<>();
      JSONArray objects = JSON.parseArray(goodsJson);
      for (int i = 0; i < objects.size(); i++) {
         Long id = objects.getJSONObject(i).getLong("id");
         ids.add(id);
      }
      List<ShoppingCart> list = this.listByIds(ids);
      ConfirmOrderVo confirmOrderVo = new ConfirmOrderVo();
      //构建商品明细列表
      List<MyShoppingCartVo> goodsList = buildDetail(appUser, shopId, list, objects);
      confirmOrderVo.setGoodsList(goodsList);
      confirmOrderVo.setShopId(confirmOrder.getShopId());
      confirmOrderVo.setShopName(shop.getName());
      //现金支付
      if(confirmOrder.getPaymentType() == 1){
         BigDecimal bigDecimal = goodsList.stream().map(MyShoppingCartVo::getCash).reduce(BigDecimal::add).get();
         confirmOrderVo.setOrderMoney(bigDecimal);
      }else{
         int sum = goodsList.stream().mapToInt(MyShoppingCartVo::getPoint).sum();
         confirmOrderVo.setOrderPoint(sum);
      }
      //查询当前是否有订单活动
      OrderActivityInfo orderActivityInfo = orderActivityInfoClient.getNowOrderActivityInfo(appUser.getVipId()).getData();
      BigDecimal orderMoney = confirmOrderVo.getOrderMoney();
      BigDecimal paymentMoney = orderMoney;
      //满XX才打折，只有现金才能优惠
      if(null != orderActivityInfo && confirmOrder.getPaymentType() == 1 && orderActivityInfo.getConditionAmount().compareTo(orderMoney) <= 0){
         confirmOrderVo.setActivityName(orderActivityInfo.getActivityName());
         paymentMoney = orderActivityInfo.getDiscount().divide(new BigDecimal(10)).multiply(orderMoney);
         confirmOrderVo.setDiscountAmount(orderMoney.subtract(paymentMoney).setScale(2, RoundingMode.HALF_EVEN));
      }
      BaseSetting baseSetting = baseSettingClient.getBaseSetting(4).getData();
      confirmOrderVo.setUseSimultaneously(baseSetting.getContent().equals("1") ? true : false);
      int earnPoint = goodsList.stream().mapToInt(MyShoppingCartVo::getEarnSpendingPoints).sum();
      confirmOrderVo.setEarnPoint(earnPoint);
      //支付金额，订单金额-订单优惠
      confirmOrderVo.setPayMoney(paymentMoney);
      confirmOrderVo.setResidualPoint(appUser.getLavePoint().intValue());
      //获取默认收货地址
      UserAddress userAddress = userAddressClient.getDefaultUserAddress(userid).getData();
      confirmOrderVo.setUserAddress(userAddress);
      confirmOrderVo.setPaymentType(confirmOrder.getPaymentType());
      //获取用户优惠券，用户全部优惠券，不能使用的需要标识出来置灰展示
      PaymentUserCoupon paymentUserCoupon = new PaymentUserCoupon();
      paymentUserCoupon.setUserId(userid);
      paymentUserCoupon.setOrderMoney(orderMoney);
      paymentUserCoupon.setType(confirmOrder.getType());
      List<PaymentUserCouponVo> data = userCouponClient.getPaymentUserCoupon(paymentUserCoupon).getData();
      confirmOrderVo.setCoupon(data);
      //获取快递策略
      SystemConfig systemConfig = systemConfigClient.getSystemConfig(3).getData();
      JSONObject jsonObject = JSON.parseObject(systemConfig.getContent());
      confirmOrderVo.setExpressFee(jsonObject.getBigDecimal("expressFee"));
      List<Integer> vip = jsonObject.getJSONArray("vip").toList(Integer.class);
      //包邮条件（所有会员或者满足条件的会员）
      if(vip.get(0) == -1 || vip.contains(appUser.getVipId())){
         if(confirmOrder.getPaymentType() == 1){
            //现金支付，支付金额满足包邮条件
            BigDecimal cash = jsonObject.getBigDecimal("cash");
            if(confirmOrderVo.getPayMoney().compareTo(cash) >= 0){
               confirmOrderVo.setExpressFee(BigDecimal.ZERO);
            }
         }else{
            //积分支付，支付积分是否满足包邮条件
            Integer point = jsonObject.getInteger("point");
            if(confirmOrderVo.getOrderPoint().compareTo(point) >= 0){
               confirmOrderVo.setExpressFee(BigDecimal.ZERO);
            }
         }
      }
      return confirmOrderVo;
   }
	
	
   /**
    * 构建购物车商品列表
    * @param appUser
    * @param shopId
    * @param list
    * @param objects
    * @return
    */
   private List<MyShoppingCartVo> buildDetail(AppUser appUser, Integer shopId, List<ShoppingCart> list, JSONArray objects){
      List<MyShoppingCartVo> page = new ArrayList<>();
      for (ShoppingCart shoppingCart : list) {
         Goods goods = goodsClient.getGoodsById(shoppingCart.getGoodsId()).getData();
         MyShoppingCartVo vo = new MyShoppingCartVo();
			
			
			
			
         vo.setId(shoppingCart.getId());
         vo.setHomePicture(goods.getHomePagePicture());
         vo.setName(goods.getName());
         int num = shoppingCart.getNumber();
         if(null != objects){
            for (int i = 0; i < objects.size(); i++) {
               Long id = objects.getJSONObject(i).getLong("id");
               if(id.equals(shoppingCart.getId())){
                  num = objects.getJSONObject(i).getInteger("num");
                  break;
               }
            }
         }
         //获取支付价格
         Price price = getPrice(appUser, shoppingCart.getGoodsId(), shopId);
         if(null == price){
            //使用商品的基础价格
            price.setCash(1 == goods.getCashPayment() ? goods.getSellingPrice() : null);
            price.setPoint(1 == goods.getPointPayment() ? goods.getIntegral() : null);
            price.setCashPayment(goods.getCashPayment() == 1 ? true : false);
            price.setPointPayment(goods.getPointPayment() == 1 ? true : false);
         }
         vo.setCash(price.getCash());
         vo.setPoint(price.getPoint());
         vo.setCashPayment(price.getCashPayment());
         vo.setPointPayment(price.getPointPayment());
         vo.setEndTime(price.getEndTime());
         vo.setOriginalPrice(goods.getOriginalPrice().toString());
         vo.setNumber(num);
         GoodsShop goodsShop = new GoodsShop();
         goodsShop.setGoodsId(shoppingCart.getGoodsId());
         goodsShop.setShopId(shopId);
         GoodsShop goodsShop1 = goodsShopClient.getGoodsShop(goodsShop).getData();
         vo.setVerifiable(null == goodsShop1 ? false : true);
         //判断当前数量是否已经超出限购数量（需要计算已经购买的数量）
         if(null == goods.getPurchaseLimit() || -1 == goods.getPurchaseLimit()){
            vo.setPurchaseLimit(false);
         }else{
            List<Order> orders = orderService.list(new LambdaQueryWrapper<Order>().eq(Order::getAppUserId, appUser.getId()).eq(Order::getDelFlag, 0).in(Order::getOrderStatus, Arrays.asList(4, 8)));
            List<Long> orderIds = orders.stream().map(Order::getId).collect(Collectors.toList());
            int sum = 0;
            if(orderIds.size() > 0){
               List<OrderGood> orderGoodList = orderGoodService.list(new LambdaQueryWrapper<OrderGood>().in(OrderGood::getOrderId, orderIds)
                     .eq(OrderGood::getGoodsId, shoppingCart.getGoodsId()).eq(OrderGood::getDelFlag, 0));
               sum = orderGoodList.stream().mapToInt(OrderGood::getNum).sum();
            }
            vo.setPurchaseLimit((num + sum) > goods.getPurchaseLimit() ? true : false);
         }
         vo.setEarnSpendingPoints(price.getEarnSpendingPoints());
         vo.setDistributionMode(goods.getDistributionMode());
         page.add(vo);
      }
      return page;
   }
	
	
   /**
    * 购物车支付操作
    * @param shoppingCartPayment
    * @return
    */
   @Override
   public R shoppingCartPayment(ShoppingCartPayment shoppingCartPayment) {
      Long userid = tokenService.getLoginUserApplet().getUserid();
      AppUser appUser = appUserClient.getAppUserById(userid);
      Integer shopId = shoppingCartPayment.getShopId();
      Shop shop = shopClient.getShopById(shopId).getData();
      String goodsJson = shoppingCartPayment.getGoodsJson();
      List<Long> ids = new ArrayList<>();
      JSONArray objects = JSON.parseArray(goodsJson);
      for (int i = 0; i < objects.size(); i++) {
         Long id = objects.getJSONObject(i).getLong("id");
         ids.add(id);
      }
      List<ShoppingCart> list = this.listByIds(ids);
      ConfirmOrderVo confirmOrderVo = new ConfirmOrderVo();
      //构建商品明细列表
      List<MyShoppingCartVo> goodsList = buildDetail(appUser, shopId, list, objects);
		
		
		
		
      return null;
   }
}