Java本科毕业设计（含全部源码，具有参考价值）.zip

package cn.zqh.brand.service.impl; import cn.zqh.bean.api.CommonResult; import cn.zqh.bean.api.ResultCode; import cn.zqh.bean.bo.*; import cn.zqh.brand.client.CommodityClient; import cn.zqh.brand.client.StoreClient; import cn.zqh.brand.client.UserClient; import cn.zqh.brand.config.BSException; import cn.zqh.brand.holder.LoginUserHolder; import cn.zqh.brand.mapper.BrandMapper; import cn.zqh.brand.mapper.OrderMapper; import cn.zqh.brand.mapper.ShopCarMapper; import cn.zqh.brand.service.OrderService; import cn.zqh.uuid.utils.SnowflakeId; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Propagation; import org.springframework.transaction.annotation.Transactional; import javax.annotation.Resource; import java.util.ArrayList; import java.util.HashMap; import java.util.List; /** * <p> * 服务实现类 * </p> * * @author zqh * @since 2023-03-01 */ @Service public class OrderServiceImpl extends ServiceImpl<OrderMapper, Dydj> implements OrderService { @Resource private OrderMapper orderMapper; @Autowired private CommodityClient commodityClient; @Autowired private UserClient userClient; @Autowired private LoginUserHolder loginUserHolder; @Resource private BrandMapper brandMapper; @Resource private ShopCarMapper shopCarMapper; @Autowired private StoreClient storeClient; /** * @Author: zqh * @Date: * @Description: 商品购买(添加订单) */ @Override public CommonResult buyACommodity(String commodityId, Integer number) { UserDTO currentUser = loginUserHolder.getCurrentUser(); if (currentUser == null) { throw new BSException(ResultCode.UNAUTHORIZED.getCode(),ResultCode.UNAUTHORIZED.getMessage()); } //查询购买商品信息 Commodity commodity = commodityClient.gCommodity(commodityId); //查询购买者信息 User user = userClient.getUserById(currentUser.getId()); //看用户钱是否足够 if (user.getHavaMoney() < commodity.getPrice() * number){ return CommonResult.failed("余额不足"); } //看购买量是否大于库存量 if (number > commodity.getNumber()){ return CommonResult.failed(" 库存不足"); } //购买者钱减少 AdminChangeUserInfo adminChangeUserInfo = new AdminChangeUserInfo(); adminChangeUserInfo.setId(user.getUserId()) .setEmail(user.getQqEmail()) .setName(user.getNickName()) .setSex(user.getSex()) .setAvatar(user.getAvatar()) .setIntro(user.getIntro()) .setAddress(user.getAddress()) .setIsStore(user.getIsStore()) .setMoney(user.getHavaMoney() - (commodity.getPrice() * number)) .setIsDelete(user.getIsDelete()); String objectCommonResult = userClient.adminChangeInfo(adminChangeUserInfo); if (!objectCommonResult.equals("SUCCESS")) { return CommonResult.failed(); } //商品库存量减少 Brand brand = brandMapper.selectOne(new QueryWrapper<Brand>().eq("Brand_id", commodity.getBrandId())); AdminChangeCommodity adminChangeCommodity = new AdminChangeCommodity(); adminChangeCommodity.setCommodityId(commodity.getCommodityId()) .setCommodityName(commodity.getCommodityName()) .setAvatar(commodity.getAvatar()) .setIntro(commodity.getIntro()) .setStyle(commodity.getStyle()) .setPrice(commodity.getPrice()) .setNumber(commodity.getNumber() - number) .setSalesVolume(commodity.getSalesVolume()) .setBrandId(brand.getBrandId()); String commonResult1 = commodityClient.ModifyTheProductInformationBasedOnTheAdministrator(adminChangeCommodity); System.out.println("555555555555555555555555555"); if (!"SUCCESS".equals(commonResult1)) { return CommonResult.failed(); } //增加一个订单 Commodity commodity1 = commodityClient.gCommodity(commodityId); Dydj order = new Dydj(); order.setOrderId("order"+ SnowflakeId.nextId()) .setUserId(user.getUserId()) .setStoreId(commodity1.getStoreId()) .setCommodityId(commodityId) .setNumber(number) .setPrice(number * commodity.getPrice()) .setAddress(user.getAddress()) .setIsDelete(0) .setStyle(1); int i = orderMapper.insert(order); if (i != 1){ return CommonResult.failed(); } System.out.println("666666666666666"); //店主钱增加 Store store = storeClient.getStoreInformationByStoreId(commodity1.getStoreId()); User user1 = userClient.getUserById(store.getUserId()); AdminChangeUserInfo adminChangeUserInfo1 = new AdminChangeUserInfo(); adminChangeUserInfo1.setId(user1.getUserId()) .setEmail(user1.getQqEmail()) .setName(user1.getNickName()) .setSex(user1.getSex()) .setAvatar(user1.getAvatar()) .setIntro(user1.getIntro()) .setAddress(user1.getAddress()) .setIsStore(user1.getIsStore()) .setMoney(user1.getHavaMoney() + (commodity.getPrice() * number)) .setIsDelete(user1.getIsDelete()); String commonResult2 = userClient.adminChangeInfo(adminChangeUserInfo1); if (!"SUCCESS".equals(commonResult2)) { return CommonResult.failed(); } return CommonResult.success(ResultCode.SUCCESS); } /** * @Author: zqh * @Date: * @Description: 把购物车里的商品提交订单 */ @Override public CommonResult submitTheorderForCart(String shopCarId) { UserDTO currentUser = loginUserHolder.getCurrentUser(); User user = userClient.getUserById(currentUser.getId()); //删除购物车中信息 ShopCar shopCar = shopCarMapper.selectById(shopCarId); EsCommodity commodity = commodityClient.getCommodityById(shopCar.getCommodityId()); Commodity commodity1 = commodityClient.gCommodity(shopCar.getCommodityId()); Dydj order = new Dydj(); order.setOrderId("order"+SnowflakeId.nextId()) .setUserId(user.getUserId()) .setStoreId(commodity1.getStoreId()) .setCommodityId(commodity.getCommodityId()) .setAddress(user.getAddress()) .setNumber(shopCar.getNumber()) .setPrice(shopCar.getMoney()) .setIsDelete(0) .setStyle(1); int i = orderMapper.insert(order); if (i != 1){ return CommonResult.failed(); } //店主钱增加 Store store = storeClient.getStoreInformationByStoreId(commodity1.getStoreId()); User user1 = userClient.getUserById(store.getUserId()); AdminChangeUserInfo adminChangeUserInfo1 = new AdminChangeUserInfo(); adminChangeUserInfo1.setId(user1.getUserId()) .setEmail(user1.getQqEmail()) .setName(user1.getNickName()) .setSex(user1.getSex()) .setAvatar(user1.getAvatar()) .setIntro(user1.getIntro()) .setAddress(user1.getAddress()) .setIsStore(user1.getIsStore()) .setMoney(user1.getHavaMoney() + shopCar.getMoney()) .setIsDelete(user1.getIsDelete()); String commonResult2 = userClient.ad