求大神帮忙把原生的 sql 转换为 Laravel 格式，非常感谢🙏

select a.click_date,ifnull(b.income,0) as income
from (
    SELECT curdate() as click_date
    union all
    SELECT "2020-04-30" as click_date
    union all
    SELECT "2020-05-01" as click_date
    union all
    SELECT "2020-05-02" as click_date
        union all
    SELECT "2020-05-03" as click_date
        union all
    SELECT "2020-05-04" as click_date
        union all
    SELECT "2020-05-05" as click_date
        union all
    SELECT "2020-05-06" as click_date
        union all
    SELECT "2020-05-08" as click_date
) a left join (
  select DATE_FORMAT(ub_orders.pay_time,"%Y-%m-%d") days, 
    sum((IFNULL(ub_order_infos.distributors_income,0))-(IFNULL(ub_order_infos.merchant_income,0))) as income
  from ub_orders left join ub_order_infos on ub_orders.id=ub_order_infos.order_id
  group by days
) b on a.click_date = b.days
order by a.click_date asc;
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