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

DELIMITER $$
USE `vn`$$
CREATE DEFINER=`root`@`%` PROCEDURE `zone_getEvents`(
	vGeoFk INT,
    vAgencyModeFk INT)
BEGIN
/**
 * Returns available events for the passed province/postcode and agency.
 *
 * @param vGeoFk The geo id
 * @param vAgencyModeFk The agency mode id
 */
	DECLARE vDeliveryMethodFk VARCHAR(255);
    
	DROP TEMPORARY TABLE IF EXISTS tZone;
	CREATE TEMPORARY TABLE tZone
		(id INT PRIMARY KEY)
		ENGINE = MEMORY;
        
	SELECT dm.`code` INTO vDeliveryMethodFk
		FROM agencyMode am
			JOIN deliveryMethod dm ON dm.id = am.deliveryMethodFk
        WHERE am.id = vAgencyModeFk;
        
	IF vDeliveryMethodFk = 'PICKUP' THEN
		INSERT INTO tZone
			SELECT id
				FROM zone
                WHERE agencyModeFk = vAgencyModeFk;
	ELSE
		CALL zone_getFromGeo(vGeoFk);

		IF vAgencyModeFk IS NOT NULL THEN
			INSERT INTO tZone
				SELECT t.id
					FROM tmp.zone t
						JOIN zone z ON z.id = t.id
					WHERE z.agencyModeFk = vAgencyModeFk;
		ELSE
			INSERT INTO tZone
				SELECT t.id 
					FROM tmp.zone t
						JOIN zone z ON z.id = t.id
						JOIN agencyMode am  ON am.id = z.agencyModeFk 
						JOIN deliveryMethod dm ON dm.id = am.deliveryMethodFk
				WHERE dm.`code` IN ('AGENCY', 'DELIVERY');
		END IF;
		DROP TEMPORARY TABLE tmp.zone;
	END IF;
    
	SELECT e.zoneFk, e.`type`, e.dated, e.`started`, e.`ended`, e.weekDays
		FROM tZone t
			JOIN zoneEvent e ON e.zoneFk = t.id;

	SELECT e.zoneFk, e.dated
		FROM tZone t
			JOIN zoneExclusion e ON e.zoneFk = t.id;
            
	DROP TEMPORARY TABLE tZone;
END$$

DELIMITER ;

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

DELIMITER $$
USE `vn`$$
CREATE DEFINER=`root`@`%` PROCEDURE `zone_getEvents__`(
	vProvinceFk INT,
    vPostCode VARCHAR(255),
    vAgencyModeFk INT)
BEGIN
/**
 * Returns available events for the passed province/postcode and agency.
 *
 * @param vAgencyModeFk The agency mode id
 * @param vProvinceFk The province id
 * @param vPostCode The postcode or %NULL to use the province
 */
 
	DECLARE vGeoFk INT;
	
	IF vPostCode IS NOT NULL THEN
		SELECT p.geoFk INTO vGeoFk
			FROM postCode p
				JOIN town t ON t.id = p.townFk
			WHERE p.`code` = vPostCode
				AND t.provinceFk = vProvinceFk;
	ELSE
		SELECT geoFk INTO vGeoFk
			FROM province
			WHERE id = vProvinceFk;
	END IF;

	CALL zone_getFromGeo(vGeoFk);

	IF vAgencyModeFk IS NOT NULL THEN
		DELETE t FROM tmp.zone t
			JOIN zone z ON z.id = t.id
			WHERE z.agencyModeFk != vAgencyModeFk;
	END IF;

	SELECT e.zoneFk, e.`type`, e.dated, e.`started`, e.`ended`, e.weekDays
		FROM tmp.zone t
			JOIN zoneEvent e ON e.zoneFk = t.id;

	SELECT e.zoneFk, e.dated
		FROM tmp.zone t
			JOIN zoneExclusion e ON e.zoneFk = t.id;

	DROP TEMPORARY TABLE tmp.zone;
END$$

DELIMITER ;