package com.rj.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.rj.entity.LbUserCoupon;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.time.LocalDate;
import java.util.List;
import java.util.Map;

@Mapper
public interface LbUserCouponMapper extends BaseMapper<LbUserCoupon> {

    @Select("SELECT user_id, ANY_VALUE(user_phone) AS user_phone, ANY_VALUE(user_nickname) AS user_nickname, " +
            "ANY_VALUE(parent_phone) AS parent_phone, ANY_VALUE(parent_nickname) AS parent_nickname, " +
            "YEAR(coupon_date) AS year, MONTH(coupon_date) AS month, " +
            "SUM(coupon_amount) AS total_amount " +
            "FROM lb_user_coupon " +
            "WHERE tenant_id = #{tenantId} " +
            "AND coupon_date >= #{startDate} " +
            "AND coupon_date <= #{endDate} " +
            "GROUP BY user_id, YEAR(coupon_date), MONTH(coupon_date)")
    List<Map<String, Object>> selectMonthlyAggregation(String tenantId, LocalDate startDate, LocalDate endDate);
}