salix/db/routines/vn/functions/supplier_getGeo.sql

30 lines
723 B
SQL

DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` FUNCTION `vn`.`supplier_getGeo`(vSelf INT)
RETURNS int(11)
DETERMINISTIC
BEGIN
/**
* Returns the geo for the passed supplier.
*
* @param vSelf The address id
* @return The geo id
*/
DECLARE vGeoFk INT;
SELECT p.geoFk INTO vGeoFk
FROM supplier s
JOIN town t ON t.provinceFk = s.provinceFk
JOIN postCode p ON p.townFk = t.id
AND (p.code = s.postCode OR s.postCode IS NULL)
LEFT JOIN supplierAddress sad ON sad.supplierFk = s.id
JOIN zoneGeo zg ON zg.id = p.geoFk
WHERE s.id = vSelf
ORDER BY (s.city SOUNDS LIKE t.name) DESC,
(p.code = s.postCode) DESC,
(p.code = sad.postalCode) DESC
LIMIT 1;
RETURN vGeoFk;
END$$
DELIMITER ;