package com.ruoyi.goods.service.goods;
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import com.ruoyi.goods.domain.pojo.goods.ShoppingCart;
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import com.ruoyi.goods.domain.vo.AppShoppingCartVo;
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import com.ruoyi.system.api.domain.dto.AppBaseBathDto;
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import com.ruoyi.goods.domain.dto.AppShoppingCartAddDto;
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import com.ruoyi.goods.domain.dto.AppShoppingCartChangeDto;
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import com.baomidou.mybatisplus.extension.service.IService;
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import java.util.List;
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/**
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* <p>
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* 购物车 服务类
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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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public interface ShoppingCartService extends IService<ShoppingCart> {
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/**
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* 添加购物车
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* @param appShoppingCartAddDto
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*/
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void addShoppingCart(AppShoppingCartAddDto appShoppingCartAddDto);
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/**
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* 修改购物车数量
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* @param appShoppingCartChangeDto
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*/
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void changeShoppingCart(AppShoppingCartChangeDto appShoppingCartChangeDto);
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/**
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* 删除购物车
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* @param appBaseBathDto
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*/
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void deleteShoppingCart(AppBaseBathDto appBaseBathDto);
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/**
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* 删除购物车
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* @param
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*/
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void deleteByUserIdAndGoodsId(Long userId,String goodsId);
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/**
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*
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* @param userId
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* @param shopId
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* @return
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*/
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List<AppShoppingCartVo> listShoppingCartVo(Long userId, Long shopId);
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/**
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* @description 获取购物车数量
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* @author jqs
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* @date 2023/7/24 15:07
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* @param userId
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* @param shopId
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* @return Integer
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*/
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Integer countShoppingCart(Long userId, Long shopId);
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}
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