43 lines
1.1 KiB
SQL
43 lines
1.1 KiB
SQL
DELIMITER $$
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CREATE OR REPLACE DEFINER=`vn`@`localhost` TRIGGER `vn`.`roadmapStop_beforeUpdate`
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BEFORE UPDATE ON `roadmapStop`
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FOR EACH ROW
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BEGIN
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DECLARE vMaxEta DATETIME;
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DECLARE vCurrentEta DATETIME;
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SET NEW.editorFk = account.myUser_getId();
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IF NOT (NEW.description <=> OLD.description) THEN
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SET NEW.description = UCASE(NEW.description);
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END IF;
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IF (NOT (NEW.roadmapFk <=> OLD.roadmapFk) AND NEW.roadmapFk IS NOT NULL)
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OR (NOT (NEW.eta <=> OLD.eta)) THEN
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IF NEW.eta < (SELECT etd FROM roadmap WHERE id = NEW.roadmapFk) THEN
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CALL util.throw('Departure time can not be after arrival time');
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END IF;
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SELECT MAX(eta) INTO vMaxEta
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FROM roadmapStop
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WHERE roadmapFk = NEW.roadmapFk
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AND id <> OLD.id;
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IF vMaxEta < NEW.eta OR vMaxEta IS NULL THEN
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SET vMaxEta = NEW.eta;
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END IF;
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SELECT eta INTO vCurrentEta
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FROM roadmap
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WHERE id = NEW.roadmapFk;
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IF (vMaxEta <> vCurrentEta OR vMaxEta IS NULL) OR vMaxEta IS NOT NULL THEN
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UPDATE roadmap
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SET eta = vMaxEta
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WHERE id = NEW.roadmapFk;
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END IF;
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END IF;
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END$$
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DELIMITER ;
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