package com.ruoyi.order.service.impl.order;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.core.utils.StringUtils;
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import com.ruoyi.order.domain.dto.AppBuyGoodsDto;
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import com.ruoyi.order.domain.dto.AppSureOrderDto;
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import com.ruoyi.order.domain.pojo.goods.Goods;
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import com.ruoyi.order.domain.pojo.goods.GoodsFile;
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import com.ruoyi.order.domain.pojo.goods.ShopGoods;
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import com.ruoyi.order.domain.pojo.order.Order;
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import com.ruoyi.order.domain.vo.AppSureOrderGoodsVo;
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import com.ruoyi.order.domain.vo.AppSureOrderVo;
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import com.ruoyi.order.service.goods.GoodsFileService;
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import com.ruoyi.order.service.goods.ShopGoodsService;
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import com.ruoyi.system.api.RemoteMemberService;
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import com.ruoyi.system.api.domain.vo.AppUserCouponVo;
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import com.ruoyi.order.mapper.order.OrderMapper;
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import com.ruoyi.order.service.goods.GoodsService;
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import com.ruoyi.order.service.order.OrderService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.function.Function;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 订单 服务实现类
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* </p>
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*
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* @author jqs
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* @since 2023-04-25
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*/
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@Service
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public class OrderServiceImpl extends ServiceImpl<OrderMapper, Order> implements OrderService {
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@Resource
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private OrderMapper orderMapper;
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@Resource
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private GoodsService goodsService;
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@Resource
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private ShopGoodsService shopGoodsService;
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@Autowired
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private RemoteMemberService remoteMemberService;
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@Autowired
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private GoodsFileService goodsFileService;
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/**
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* @description: buyGoods
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* @param: appSureOrderDto
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* @return: AppSureOrderVo
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* @author jqs34
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* @date: 2023/5/3 0:07
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*/
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@Override
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public AppSureOrderVo buyGoods(AppSureOrderDto appSureOrderDto){
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Long userId = appSureOrderDto.getUserId();
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AppSureOrderVo appSureOrderVo = new AppSureOrderVo();
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List<AppSureOrderGoodsVo> appSureOrderGoodsVoList = new ArrayList<>();
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AppSureOrderGoodsVo appSureOrderGoodsVo;
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List<AppBuyGoodsDto> appBuyGoodsDtoList = appSureOrderDto.getAppBuyGoodsDtoList();
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String goodsId;
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Integer buyNum;
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BigDecimal buyNumBig;
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Long userCouponId;
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Goods goods;
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BigDecimal goodsPrice;
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BigDecimal goodsTotalPrice;
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BigDecimal goodsRealPrice;
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List<AppUserCouponVo> appUserCouponVoList = remoteMemberService.listVoUserCouponByUserId(userId).getData();
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List<AppUserCouponVo> appGoodsUserCouponVoList;
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Map<Long,AppUserCouponVo> appUserCouponVoMap = appUserCouponVoList.stream().collect(Collectors.toMap(AppUserCouponVo::getUserCouponId, Function.identity()));
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AppUserCouponVo appUserCouponVo;
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Integer couponType;
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BigDecimal moneyThreshold;
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BigDecimal discountMoney = new BigDecimal("0.00");
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BigDecimal discountPercent;
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BigDecimal goodsDeposit;
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GoodsFile goodsFile;
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Integer useCoupon;
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BigDecimal orderGoodsMoney = new BigDecimal("0.00");
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BigDecimal couponDiscount = new BigDecimal("0.00");
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BigDecimal orderPayDeposit = new BigDecimal("0.00");
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BigDecimal orderPayMoney = new BigDecimal("0.00");
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for(AppBuyGoodsDto appBuyGoodsDto : appBuyGoodsDtoList){
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appSureOrderGoodsVo = new AppSureOrderGoodsVo();
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useCoupon = 0;
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goodsId = appBuyGoodsDto.getGoodsId();
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buyNum = appBuyGoodsDto.getBuyNum();
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userCouponId = appBuyGoodsDto.getUserCouponId();
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goods = goodsService.getById(goodsId);
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appSureOrderGoodsVo.setGoodsId(goodsId);
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appSureOrderGoodsVo.setGoodsName(goods.getGoodsName());
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appSureOrderGoodsVo.setGoodsIntroduction(goods.getGoodsIntroduction());
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appSureOrderGoodsVo.setGoodsType(goods.getGoodsType());
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//商品图片
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goodsFile = goodsFileService.getGoodsPicture(goodsId);
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appSureOrderGoodsVo.setGoodsPicture(goodsFile.getFileUrl());
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buyNum = appBuyGoodsDto.getBuyNum();
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appSureOrderGoodsVo.setBuyNum(buyNum);
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goodsPrice = goods.getSalesPrice();
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//商户定制价格
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ShopGoods shopGoods = shopGoodsService.getByShopIdAndGoodsId(appSureOrderDto.getShopId(),goods.getGoodsId());
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if(shopGoods!=null){
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goodsPrice = shopGoods.getSalesPrice();
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}
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appSureOrderGoodsVo.setGoodsPrice(goodsPrice);
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buyNumBig = BigDecimal.valueOf(buyNum);
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goodsTotalPrice = goodsPrice.multiply(buyNumBig);
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goodsRealPrice = goodsTotalPrice;
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if(userCouponId!=null){
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appUserCouponVo = appUserCouponVoMap.get(userCouponId);
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if(StringUtils.isBlank(appUserCouponVo.getRelGoodsIds()) || appUserCouponVo.getRelGoodsIds().contains(goodsId)){
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couponType = appUserCouponVo.getCouponType();
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if(couponType == 1 && appUserCouponVo.getMoneyThreshold()!=null && appUserCouponVo.getDiscountMoney()!=null){
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moneyThreshold = appUserCouponVo.getMoneyThreshold();
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if(goodsTotalPrice.compareTo(moneyThreshold)>=0){
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discountMoney = appUserCouponVo.getDiscountMoney();
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goodsRealPrice = goodsTotalPrice.subtract(discountMoney);
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useCoupon = 1;
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}
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}else if(couponType == 2 && appUserCouponVo.getDiscountPercent()!=null){
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discountPercent = appUserCouponVo.getDiscountPercent();
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goodsRealPrice = goodsTotalPrice.multiply(discountPercent).divide(BigDecimal.TEN).setScale(2,BigDecimal.ROUND_HALF_UP);
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discountMoney = goodsRealPrice.subtract(goodsTotalPrice);
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useCoupon = 1;
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}else if(couponType == 3 && appUserCouponVo.getDiscountMoney()!=null){
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discountMoney = appUserCouponVo.getDiscountMoney();
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goodsRealPrice = goodsTotalPrice.subtract(discountMoney);
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useCoupon = 1;
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}
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}
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}
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appSureOrderGoodsVo.setUseCoupon(useCoupon);
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appSureOrderGoodsVo.setGoodsTotalPrice(goodsTotalPrice);
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appSureOrderGoodsVo.setCouponDiscount(discountMoney);
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appSureOrderGoodsVo.setGoodsRealPrice(goodsRealPrice);
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goodsDeposit = goods.getSubscription();
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if(goodsDeposit == null){
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goodsDeposit = new BigDecimal("0.00");
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}
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appSureOrderGoodsVo.setGoodsDeposit(goodsDeposit);
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orderGoodsMoney = orderGoodsMoney.add(goodsTotalPrice);
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couponDiscount = couponDiscount.add(discountMoney);
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orderPayDeposit = orderPayDeposit.add(goodsDeposit);
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orderPayMoney = orderPayMoney.add(goodsRealPrice);
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//商品关联优惠券
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appGoodsUserCouponVoList = new ArrayList<>();
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if(appUserCouponVoList!=null && !appUserCouponVoList.isEmpty()){
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for(AppUserCouponVo entity : appUserCouponVoList){
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if(StringUtils.isBlank(entity.getRelGoodsIds())){
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appGoodsUserCouponVoList.add(entity);
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}else if(entity.getRelGoodsIds().contains(goodsId)){
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appGoodsUserCouponVoList.add(entity);
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}
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}
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appSureOrderGoodsVo.setAppUserCouponVoList(appGoodsUserCouponVoList);
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}
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appSureOrderGoodsVoList.add(appSureOrderGoodsVo);
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}
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appSureOrderVo.setOrderGoodsMoney(orderGoodsMoney);
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appSureOrderVo.setCouponDiscount(couponDiscount);
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appSureOrderVo.setOrderPayDeposit(orderPayDeposit);
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appSureOrderVo.setOrderPayMoney(orderPayMoney);
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appSureOrderVo.setAppSureOrderGoodsVoList(appSureOrderGoodsVoList);
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return appSureOrderVo;
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}
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}
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