75 lines
1.9 KiB
MySQL
75 lines
1.9 KiB
MySQL
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DELIMITER $$
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CREATE OR REPLACE DEFINER=`root`@`localhost` FUNCTION `vn`.`client_getSalesPerson`(vClientFk INT, vDated DATE)
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RETURNS int(11)
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DETERMINISTIC
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BEGIN
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/**
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* Dado un id cliente y una fecha, devuelve su comercial para ese dia, teniendo
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* en cuenta la jerarquía de las tablas: 1º la de sharingclient, 2º la de
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* sharingcart y tercero la de clientes.
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*
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* @param vClientFk El id del cliente
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* @param vDated Fecha a comprobar
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* @return El id del comercial para la fecha dada
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**/
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DECLARE vSalesPersonFk INT DEFAULT NULL;
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DECLARE vWorkerSubstituteFk INT DEFAULT NULL;
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DECLARE vLoop BOOLEAN;
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-- Obtiene el comercial original y el de sharingclient
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SELECT c.salesPersonFk, s.workerFk
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INTO vSalesPersonFk, vWorkerSubstituteFk
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FROM client c
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LEFT JOIN sharingClient s
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ON c.id = s.clientFk
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AND vDated BETWEEN s.started AND s.ended
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WHERE c.id = vClientFk
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ORDER BY s.id
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LIMIT 1;
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-- Si no hay ninguno en sharingclient busca en sharingcart
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IF vWorkerSubstituteFk IS NOT NULL
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THEN
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SET vSalesPersonFk = vWorkerSubstituteFk;
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ELSEIF vSalesPersonFk IS NOT NULL
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THEN
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DROP TEMPORARY TABLE IF EXISTS tmp.stack;
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CREATE TEMPORARY TABLE tmp.stack
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(INDEX (substitute))
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ENGINE = MEMORY
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SELECT vSalesPersonFk substitute;
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l: LOOP
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SELECT workerSubstitute INTO vWorkerSubstituteFk
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FROM sharingCart
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WHERE util.VN_CURDATE() BETWEEN started AND ended
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AND workerFk = vSalesPersonFk
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ORDER BY id
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LIMIT 1;
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IF vWorkerSubstituteFk IS NULL THEN
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LEAVE l;
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END IF;
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SELECT COUNT(*) > 0 INTO vLoop
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FROM tmp.stack WHERE substitute = vWorkerSubstituteFk;
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IF vLoop THEN
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LEAVE l;
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END IF;
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INSERT INTO tmp.stack SET
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substitute = vWorkerSubstituteFk;
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SET vSalesPersonFk = vWorkerSubstituteFk;
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END LOOP;
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DROP TEMPORARY TABLE tmp.stack;
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END IF;
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RETURN vSalesPersonFk;
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END$$
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DELIMITER ;
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