SELECT
ip.name AS park_name,
ib.id AS building_id,
ib.building_name AS building_name,
ibd.floor_num,
ir.id AS room_id,
ir.name AS room_name,
ir.status,
ir.rent,
ir.area,
ir.rent_type,
IF(ir.`status`= 0,DATEDIFF(CURRENT_DATE, ir.`update_status_time`), 0) AS expire_date
FROM `ics_room` AS ir
LEFT JOIN `ics_building` AS ib ON ib.id = ir.building_id
LEFT JOIN `ics_building_detail` AS ibd ON ibd.id = ir.building_detail_id
LEFT JOIN ics_park AS ip ON ip.id = ir.`park_id`