caimei365-www/src/main/java/com/caimei/www/mapper/CommonDao.java

package com.caimei.www.mapper;

import com.caimei.www.pojo.order.ActivityPrice;
import com.caimei.www.pojo.order.LadderPrice;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * Description
 *
 * @author : Charles
 * @date : 2020/7/28
 */
@Mapper
public interface CommonDao {

    /**
     * 根据商品ID查询活动价
     * @return
     */
    ActivityPrice getActivityPriceByProductId(Integer productId);

    /**
     * 根据商品ID查询阶梯价
     * @return
     */
    List<LadderPrice> getladderPricesByProductId(Integer productId);
    /**
     * 根据商品ID和用户ID 查询复购价
     * @return
     */
    Double getRepurchasePrice(@Param("productId") Integer productId, @Param("userId") Integer userId);
}