salix/db/routines/vn/procedures/workerTimeControl_remove.sql

DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`workerTimeControl_remove`(IN vUserFk INT, IN vTimed DATETIME)
BEGIN

	DECLARE vDirectionRemove VARCHAR(6);
	DECLARE vDirectionPrevious VARCHAR(6);
    DECLARE vTimedPrevious DATETIME;

	SELECT direction INTO vDirectionRemove 
		FROM vn.workerTimeControl 
		WHERE userFk = vUserFk 
			AND timed = vTimed ;

	IF vDirectionRemove = 'out' THEN
	
		 SELECT timed, direction INTO vTimedPrevious, vDirectionPrevious
			FROM vn.workerTimeControl 
			WHERE userFk =  vUserFk 
				AND timed < vTimed
			ORDER BY timed DESC
			LIMIT 1;       
                
         IF  vDirectionPrevious = "middle" THEN
			UPDATE vn.workerTimeControl 
				SET direction = "out"
                WHERE userFk = vUserFk
					AND timed = vTimedPrevious;
         END IF;
   
	ELSE IF vDirectionRemove = 'in' THEN

			UPDATE vn.workerTimeControl 
				SET direction = "in"
				WHERE userFk = vUserFk
					AND timed > vTimed
				ORDER BY timed ASC
				LIMIT 1; 
          END IF;
			
	END IF;
	
	DELETE FROM vn.workerTimeControl
		WHERE userFk =  vUserFk 
			AND timed = vTimed;
            
    CALL vn.workerTimeControlSOWP(vUserFk, vTimed);
 
END$$
DELIMITER ;