USE `vn`;
DROP procedure IF EXISTS `zone_upcomingDeliveries`;

DELIMITER $$
USE `vn`$$
CREATE DEFINER=`root`@`localhost` PROCEDURE `zone_upcomingDeliveries`()
BEGIN
	DECLARE vForwardDays INT;
    
    SELECT forwardDays INTO vForwardDays FROM zoneConfig;
	CALL util.time_createTable(CURDATE(), DATE_ADD(CURDATE(), INTERVAL vForwardDays DAY));

	DROP TEMPORARY TABLE IF EXISTS tLandings;
	CREATE TEMPORARY TABLE tLandings
		(INDEX (eventFk))
		ENGINE = MEMORY
		SELECT e.id eventFk,
				@travelingDays := IFNULL(e.travelingDays, z.travelingDays) travelingDays,
				TIMESTAMPADD(DAY, @travelingDays, ti.dated) landed,
				ti.dated shipped
			FROM zone z
				JOIN zoneEvent e ON e.zoneFk = z.id
				JOIN tmp.time ti ON ti.dated BETWEEN curdate() AND TIMESTAMPADD(DAY, vForwardDays, curdate());

	DROP TEMPORARY TABLE IF EXISTS tmp.zoneOption;			
	CREATE TEMPORARY TABLE tmp.zoneOption
		ENGINE = MEMORY
		SELECT *
			FROM (
				SELECT z.id zoneFk,
						TIME(IFNULL(e.`hour`, z.`hour`)) `hour`,
						l.travelingDays,
						IFNULL(e.price, z.price) price,
						IFNULL(e.bonus, z.bonus) bonus,
						l.landed,
						l.shipped
					FROM zone z
						JOIN zoneEvent e ON e.zoneFk = z.id
						JOIN tLandings l ON l.eventFk = e.id
					WHERE (
							e.`type` = 'day'
							AND e.`dated` = l.landed
						) OR (
							e.`type` != 'day'
							AND e.weekDays & (1 << WEEKDAY(l.landed))
							AND (e.`started` IS NULL OR l.landed >= e.`started`)
							AND (e.`ended` IS NULL OR l.landed <= e.`ended`)
						)
					ORDER BY
						zoneFk,
						CASE
							WHEN e.`type` = 'day'
								THEN 1
							WHEN e.`type` = 'range'
								THEN 2
								ELSE 3
						END
			) t
			GROUP BY zoneFk, landed;

	DELETE t FROM tmp.zoneOption t
		JOIN zoneExclusion e
			ON e.zoneFk = t.zoneFk AND e.`dated` = t.landed;
			
	SELECT MAX(zo.`hour`) `hour`, zg.`name`, zo.shipped
		FROM tmp.zoneOption zo
			JOIN `zone` z ON z.id = zo.zoneFk
			JOIN agencyMode am ON am.id = z.agencyModeFk
			JOIN deliveryMethod dm ON dm.id = am.deliveryMethodFk
			JOIN zoneIncluded zi ON zi.zoneFk = z.id
            JOIN zoneGeo zg ON zg.id = zi.geoFk AND zg.type = 'province'
		WHERE dm.code = 'DELIVERY'
        GROUP BY shipped, zg.`name`
		ORDER BY shipped, zg.`name`;
	
    DROP TEMPORARY TABLE tmp.time, tLandings;
END$$

DELIMITER ;