package com.ruoyi.order.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.account.api.feignClient.AppUserClient;
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import com.ruoyi.account.api.model.AppUser;
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import com.ruoyi.common.core.web.domain.AjaxResult;
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import com.ruoyi.common.security.service.TokenService;
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import com.ruoyi.order.mapper.ShoppingCartMapper;
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import com.ruoyi.order.service.ShoppingCartService;
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import com.ruoyi.order.vo.MyShoppingCartVo;
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import com.ruoyi.order.vo.SetGoodsNumber;
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import com.ruoyi.other.api.domain.*;
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import com.ruoyi.other.api.feignClient.*;
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import com.ruoyi.other.api.vo.GetGoodsBargainPrice;
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import com.ruoyi.other.api.vo.GetSeckillActivityInfo;
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import lombok.Data;
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import model.ShoppingCart;
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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.stream.Collectors;
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@Service
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public class ShoppingCartServiceImpl extends ServiceImpl<ShoppingCartMapper, ShoppingCart> implements ShoppingCartService {
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@Resource
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private TokenService tokenService;
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@Resource
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private GoodsClient goodsClient;
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@Resource
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private GoodsShopClient goodsShopClient;
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@Resource
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private AppUserClient appUserClient;
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@Resource
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private GoodsAreaClient goodsAreaClient;
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@Resource
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private GoodsVipClient goodsVipClient;
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@Resource
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private SeckillActivityInfoClient seckillActivityInfoClient;
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@Resource
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private GoodsBargainPriceClient goodsBargainPriceClient;
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/**
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* 获取购物车列表
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* @param type
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* @param shopId
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* @return
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*/
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@Override
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public List<MyShoppingCartVo> getMyShoppingCart(Integer type, Integer shopId) {
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Long userid = tokenService.getLoginUserApplet().getUserid();
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AppUser appUser = appUserClient.getAppUserById(userid);
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//获取对应类型的商品数据
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List<Goods> data = goodsClient.getGoodsByType(type).getData();
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if(null == data){
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throw new RuntimeException("根据类型（1=服务商品，2=单品商品）获取商品数据失败");
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}
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List<Long> goodsIds = data.stream().map(Goods::getId).collect(Collectors.toList());
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//查询符合商品类型的商品数据
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List<ShoppingCart> list = this.list(new LambdaQueryWrapper<ShoppingCart>().eq(ShoppingCart::getAppUserId, userid).in(ShoppingCart::getGoodsId, goodsIds));
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List<MyShoppingCartVo> page = new ArrayList<>();
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//构建返回数据
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for (ShoppingCart shoppingCart : list) {
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Goods goods = data.stream().filter(s -> s.getId().equals(shoppingCart.getGoodsId())).findFirst().get();
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MyShoppingCartVo vo = new MyShoppingCartVo();
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vo.setId(shoppingCart.getId());
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vo.setHomePicture(goods.getHomePagePicture());
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vo.setName(goods.getName());
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//获取支付价格
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Price price = getPrice(appUser, shoppingCart.getGoodsId(), shopId);
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if(null == price){
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//使用商品的基础价格
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price.setCash(1 == goods.getCashPayment() ? goods.getSellingPrice() : null);
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price.setPoint(1 == goods.getPointPayment() ? goods.getIntegral() : null);
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}
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//构建价格展示内容
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String sellingPrice = "";
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if(null != price.getCash() && null != price.getPoint()){
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sellingPrice = price.getCash() + "或" + price.getPoint() + "积分";
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}
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if(null != price.getCash() && null == price.getPoint()){
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sellingPrice = price.getCash() + "";
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}
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if(null == price.getCash() && null != price.getPoint()){
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sellingPrice = price.getPoint() + "积分";
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}
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vo.setSellingPrice(sellingPrice);
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vo.setEndTime(price.getEndTime());
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vo.setOriginalPrice(goods.getOriginalPrice().toString());
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vo.setNumber(shoppingCart.getNumber());
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GoodsShop goodsShop = new GoodsShop();
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goodsShop.setGoodsId(shoppingCart.getGoodsId());
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goodsShop.setShopId(shopId);
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GoodsShop goodsShop1 = goodsShopClient.getGoodsShop(goodsShop).getData();
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vo.setVerifiable(null == goodsShop1 ? false : true);
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page.add(vo);
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}
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return page;
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}
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/**
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* 获取支付价格
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* @param appUser
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* @param goodsId
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* @param shopId
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* @return
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*/
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public Price getPrice(AppUser appUser, Integer goodsId, Integer shopId){
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//获取支付价格
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//秒杀活动>门店特价>地区价格>会员价格
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//判断是否有秒杀活动
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Price price = new Price();
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GetSeckillActivityInfo info = new GetSeckillActivityInfo();
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info.setGoodsId(goodsId);
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info.setVip(appUser.getVipId());
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GoodsSeckill goodsSeckill = seckillActivityInfoClient.getSeckillActivityInfo(info).getData();
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if(null == goodsSeckill){
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//没有秒杀价，则判断门店特价
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GetGoodsBargainPrice goodsBargainPrice = new GetGoodsBargainPrice();
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goodsBargainPrice.setGoodsId(goodsId);
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goodsBargainPrice.setVip(appUser.getVipId());
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goodsBargainPrice.setShopId(shopId);
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GoodsBargainPriceDetail bargainPriceDetail = goodsBargainPriceClient.getGoodsBargainPrice(goodsBargainPrice).getData();
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if(null == bargainPriceDetail){
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//没有门店特价，判断地区价格配置
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GoodsArea area = new GoodsArea();
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area.setDistrictsCode(appUser.getDistrictCode());
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area.setCityCode(appUser.getCityCode());
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area.setProvinceCode(appUser.getProvinceCode());
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area.setVip(appUser.getVipId());
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GoodsArea goodsArea = goodsAreaClient.getGoodsArea(area).getData();
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if(null == goodsArea){
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//没有地区价格，则使用会员价格
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GoodsVip goodsVip = goodsVipClient.getGoodsVip(appUser.getVipId()).getData();
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if(null == goodsVip){
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//没有配置价格，直接使用原始基础价格
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return null;
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}else{
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price.setCash(goodsVip.getSellingPrice());
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price.setPoint(goodsVip.getIntegral());
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}
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}else{
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price.setCash(goodsArea.getSellingPrice());
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price.setPoint(goodsArea.getIntegral());
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}
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}else{
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price.setCash(bargainPriceDetail.getSellingPrice());
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price.setPoint(bargainPriceDetail.getIntegral());
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}
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}else{
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//构建价格数据
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if(goodsSeckill.getCashPayment() == 1 && goodsSeckill.getPointPayment() == 1){
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price.setCash(goodsSeckill.getSellingPrice());
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price.setPoint(goodsSeckill.getIntegral());
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}
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if(goodsSeckill.getCashPayment() == 1 && goodsSeckill.getPointPayment() == 0){
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price.setCash(goodsSeckill.getSellingPrice());
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}
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if(goodsSeckill.getCashPayment() == 0 && goodsSeckill.getPointPayment() == 1){
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price.setPoint(goodsSeckill.getIntegral());
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}
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price.setEndTime(goodsSeckill.getEndTime());
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}
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return price;
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}
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@Data
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class Price {
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/**
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* 现金
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*/
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private BigDecimal cash;
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/**
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* 积分
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*/
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private Integer point;
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/**
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* 获取结束时间
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*/
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private Long endTime;
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}
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@Override
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public void addGoods(ShoppingCart shoppingCart) {
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Long userid = tokenService.getLoginUserApplet().getUserid();
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shoppingCart.setAppUserId(userid);
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this.save(shoppingCart);
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}
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/**
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* 修改购物车数量
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* @param setGoodsNumber
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* @return
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*/
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@Override
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public AjaxResult setGoodsNumber(SetGoodsNumber setGoodsNumber) {
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if(0 >= setGoodsNumber.getNumber()){
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return AjaxResult.error("修改数量不能小于等于0");
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}
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ShoppingCart shoppingCart = this.getById(setGoodsNumber.getId());
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if(null != shoppingCart){
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shoppingCart.setNumber(setGoodsNumber.getNumber());
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this.updateById(shoppingCart);
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}
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return AjaxResult.success();
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}
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}
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