Files
partsERP/static/PostgreSQL/301.2_tri_Shop_Access_Level.sql

67 lines
1.9 KiB
PL/PgSQL

-- Shop Access Level
CREATE OR REPLACE FUNCTION before_insert_Shop_Access_Level()
RETURNS TRIGGER AS $$
BEGIN
IF NEW.created_on IS NULL THEN
NEW.created_on = CURRENT_TIMESTAMP;
END IF;
IF NEW.created_by IS NULL THEN
NEW.created_by = CURRENT_USER;
END IF;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE TRIGGER tri_before_insert_Shop_Access_Level
BEFORE INSERT ON Shop_Access_Level
FOR EACH ROW
EXECUTE FUNCTION before_insert_Shop_Access_Level();
CREATE OR REPLACE FUNCTION before_update_Shop_Access_Level()
RETURNS TRIGGER AS $$
BEGIN
IF OLD.id_change_set IS NOT DISTINCT FROM NEW.id_change_set THEN
RAISE EXCEPTION 'New change Set ID must be provided.'
USING ERRCODE = '45000';
END IF;
INSERT INTO Shop_Access_Level_Audit (
id_access_level,
name_field,
value_prev,
value_new,
id_change_set
)
-- Changed code
SELECT NEW.id_access_level, 'code', OLD.code, NEW.code, NEW.id_change_set
WHERE NOT (OLD.code <=> NEW.code)
UNION
-- Changed name
SELECT NEW.id_access_level, 'name', OLD.name, NEW.name, NEW.id_change_set
WHERE NOT (OLD.name <=> NEW.name)
UNION
-- Changed priority
SELECT NEW.id_access_level, 'priority', CONVERT(OLD.priority, CHAR), CONVERT(NEW.priority, CHAR), NEW.id_change_set
WHERE NOT (OLD.priority <=> NEW.priority)
UNION
-- Changed active
SELECT NEW.id_access_level, 'active', CONVERT(CONVERT(OLD.active, SIGNED), CHAR), CONVERT(CONVERT(NEW.active, SIGNED), CHAR), NEW.id_change_set
WHERE NOT (OLD.active <=> NEW.active)
UNION
-- Changed display_order
SELECT NEW.id_access_level, 'display_order', CONVERT(OLD.display_order, CHAR), CONVERT(NEW.display_order, CHAR), NEW.id_change_set
WHERE NOT OLD.display_order <=> NEW.display_order
;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE TRIGGER tri_before_update_Shop_Access_Level
BEFORE UPDATE ON Shop_Access_Level
FOR EACH ROW
EXECUTE FUNCTION before_update_Shop_Access_Level();