购买商品

jiangqs

2023-05-03 e7ee3ad759d1dc390de11c536504a78c17dde848

 ruoyi-modules/ruoyi-order/src/main/java/com/ruoyi/order/service/impl/order/OrderServiceImpl.java

@@ -2,10 +2,32 @@


import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.order.domain.dto.AppBuyGoodsDto;
import com.ruoyi.order.domain.dto.AppSureOrderDto;
import com.ruoyi.order.domain.pojo.goods.Goods;
import com.ruoyi.order.domain.pojo.goods.GoodsFile;
import com.ruoyi.order.domain.pojo.goods.ShopGoods;
import com.ruoyi.order.domain.pojo.order.Order;
import com.ruoyi.order.domain.vo.AppSureOrderGoodsVo;
import com.ruoyi.order.domain.vo.AppSureOrderVo;
import com.ruoyi.order.service.goods.GoodsFileService;
import com.ruoyi.order.service.goods.ShopGoodsService;
import com.ruoyi.system.api.RemoteMemberService;
import com.ruoyi.system.api.domain.vo.AppUserCouponVo;
import com.ruoyi.order.mapper.order.OrderMapper;
import com.ruoyi.order.service.goods.GoodsService;
import com.ruoyi.order.service.order.OrderService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * <p>
@@ -18,4 +40,138 @@
@Service
public class OrderServiceImpl extends ServiceImpl<OrderMapper, Order> implements OrderService {

    @Resource
    private OrderMapper orderMapper;

    @Resource
    private GoodsService goodsService;

    @Resource
    private ShopGoodsService shopGoodsService;

    @Autowired
    private RemoteMemberService remoteMemberService;

    @Autowired
    private GoodsFileService goodsFileService;
    /**
     * @description: buyGoods
     * @param: appSureOrderDto
     * @return: AppSureOrderVo
     * @author jqs34
     * @date: 2023/5/3 0:07
     */
    @Override
    public AppSureOrderVo buyGoods(AppSureOrderDto appSureOrderDto){
        Long userId = appSureOrderDto.getUserId();
        AppSureOrderVo appSureOrderVo = new AppSureOrderVo();
        List<AppSureOrderGoodsVo> appSureOrderGoodsVoList = new ArrayList<>();
        AppSureOrderGoodsVo appSureOrderGoodsVo;
        List<AppBuyGoodsDto> appBuyGoodsDtoList = appSureOrderDto.getAppBuyGoodsDtoList();
        String goodsId;
        Integer buyNum;
        BigDecimal buyNumBig;
        Long userCouponId;
        Goods goods;
        BigDecimal goodsPrice;
        BigDecimal goodsTotalPrice;
        BigDecimal goodsRealPrice;
        List<AppUserCouponVo> appUserCouponVoList = remoteMemberService.listVoUserCouponByUserId(userId).getData();
        List<AppUserCouponVo> appGoodsUserCouponVoList;
        Map<Long,AppUserCouponVo> appUserCouponVoMap = appUserCouponVoList.stream().collect(Collectors.toMap(AppUserCouponVo::getUserCouponId, Function.identity()));
        AppUserCouponVo appUserCouponVo;
        Integer couponType;
        BigDecimal moneyThreshold;
        BigDecimal discountMoney = new BigDecimal("0.00");
        BigDecimal discountPercent;
        BigDecimal goodsDeposit;
        GoodsFile goodsFile;
        Integer useCoupon;
        BigDecimal orderGoodsMoney = new BigDecimal("0.00");
        BigDecimal couponDiscount = new BigDecimal("0.00");
        BigDecimal orderPayDeposit = new BigDecimal("0.00");
        BigDecimal orderPayMoney = new BigDecimal("0.00");
        for(AppBuyGoodsDto appBuyGoodsDto : appBuyGoodsDtoList){
            appSureOrderGoodsVo = new AppSureOrderGoodsVo();
            useCoupon = 0;
            goodsId = appBuyGoodsDto.getGoodsId();
            buyNum = appBuyGoodsDto.getBuyNum();
            userCouponId = appBuyGoodsDto.getUserCouponId();
            goods = goodsService.getById(goodsId);
            appSureOrderGoodsVo.setGoodsId(goodsId);
            appSureOrderGoodsVo.setGoodsName(goods.getGoodsName());
            appSureOrderGoodsVo.setGoodsIntroduction(goods.getGoodsIntroduction());
            appSureOrderGoodsVo.setGoodsType(goods.getGoodsType());
            //商品图片
            goodsFile = goodsFileService.getGoodsPicture(goodsId);
            appSureOrderGoodsVo.setGoodsPicture(goodsFile.getFileUrl());
            buyNum = appBuyGoodsDto.getBuyNum();
            appSureOrderGoodsVo.setBuyNum(buyNum);
            goodsPrice = goods.getSalesPrice();
            //商户定制价格
            ShopGoods shopGoods = shopGoodsService.getByShopIdAndGoodsId(appSureOrderDto.getShopId(),goods.getGoodsId());
            if(shopGoods!=null){
                goodsPrice = shopGoods.getSalesPrice();
            }
            appSureOrderGoodsVo.setGoodsPrice(goodsPrice);
            buyNumBig = BigDecimal.valueOf(buyNum);
            goodsTotalPrice = goodsPrice.multiply(buyNumBig);
            goodsRealPrice = goodsTotalPrice;
            if(userCouponId!=null){
                appUserCouponVo = appUserCouponVoMap.get(userCouponId);
                if(StringUtils.isBlank(appUserCouponVo.getRelGoodsIds()) || appUserCouponVo.getRelGoodsIds().contains(goodsId)){
                    couponType = appUserCouponVo.getCouponType();
                    if(couponType == 1 && appUserCouponVo.getMoneyThreshold()!=null && appUserCouponVo.getDiscountMoney()!=null){
                        moneyThreshold = appUserCouponVo.getMoneyThreshold();
                        if(goodsTotalPrice.compareTo(moneyThreshold)>=0){
                            discountMoney = appUserCouponVo.getDiscountMoney();
                            goodsRealPrice = goodsTotalPrice.subtract(discountMoney);
                            useCoupon = 1;
                        }
                    }else if(couponType == 2 && appUserCouponVo.getDiscountPercent()!=null){
                        discountPercent = appUserCouponVo.getDiscountPercent();
                        goodsRealPrice = goodsTotalPrice.multiply(discountPercent).divide(BigDecimal.TEN).setScale(2,BigDecimal.ROUND_HALF_UP);
                        discountMoney = goodsRealPrice.subtract(goodsTotalPrice);
                        useCoupon = 1;
                    }else if(couponType == 3 && appUserCouponVo.getDiscountMoney()!=null){
                        discountMoney = appUserCouponVo.getDiscountMoney();
                        goodsRealPrice = goodsTotalPrice.subtract(discountMoney);
                        useCoupon = 1;
                    }
                }
            }
            appSureOrderGoodsVo.setUseCoupon(useCoupon);
            appSureOrderGoodsVo.setGoodsTotalPrice(goodsTotalPrice);
            appSureOrderGoodsVo.setCouponDiscount(discountMoney);
            appSureOrderGoodsVo.setGoodsRealPrice(goodsRealPrice);
            goodsDeposit = goods.getSubscription();
            if(goodsDeposit == null){
                goodsDeposit = new BigDecimal("0.00");
            }
            appSureOrderGoodsVo.setGoodsDeposit(goodsDeposit);
            orderGoodsMoney = orderGoodsMoney.add(goodsTotalPrice);
            couponDiscount = couponDiscount.add(discountMoney);
            orderPayDeposit = orderPayDeposit.add(goodsDeposit);
            orderPayMoney = orderPayMoney.add(goodsRealPrice);
            //商品关联优惠券
            appGoodsUserCouponVoList = new ArrayList<>();
            if(appUserCouponVoList!=null && !appUserCouponVoList.isEmpty()){
                for(AppUserCouponVo entity : appUserCouponVoList){
                    if(StringUtils.isBlank(entity.getRelGoodsIds())){
                        appGoodsUserCouponVoList.add(entity);
                    }else if(entity.getRelGoodsIds().contains(goodsId)){
                        appGoodsUserCouponVoList.add(entity);
                    }
                }
                appSureOrderGoodsVo.setAppUserCouponVoList(appGoodsUserCouponVoList);
            }
            appSureOrderGoodsVoList.add(appSureOrderGoodsVo);
        }
        appSureOrderVo.setOrderGoodsMoney(orderGoodsMoney);
        appSureOrderVo.setCouponDiscount(couponDiscount);
        appSureOrderVo.setOrderPayDeposit(orderPayDeposit);
        appSureOrderVo.setOrderPayMoney(orderPayMoney);
        appSureOrderVo.setAppSureOrderGoodsVoList(appSureOrderGoodsVoList);
        return appSureOrderVo;
    }
}