-- 服务周期索引
CREATE INDEX "virtual_order_cards_timelines_index" ON "virtual_order_cards" USING GIN (TIMELINES_INDEX(id, sim));
CREATE INDEX "virtual_order_renewal_cards_timelines_index" ON "virtual_order_renewal_cards" USING GIN (TIMELINES_INDEX(id, sim));
CREATE INDEX "virtual_order_renewal_package_cards_timelines_index" ON "virtual_order_renewal_package_cards" USING GIN (TIMELINES_INDEX(id, sim));
CREATE INDEX "virtual_order_flows_package_cards_index" ON "virtual_order_flows_package_cards" USING GIN (TIMELINES_INDEX(id, sim));

-- 增删改卡表时更新索引
CREATE OR REPLACE FUNCTION REINDEX_TIMELINES ()
    RETURNS TRIGGER
AS $$
BEGIN
    IF (TG_OP = 'INSERT') THEN
        UPDATE vd.virtual_order_cards_partition SET updated_at = CURRENT_TIMESTAMP WHERE virtual_order_cards_partition.sim = NEW.sim;
    ELSIF (TG_OP = 'UPDATE') THEN
        UPDATE vd.virtual_order_cards_partition SET updated_at = CURRENT_TIMESTAMP WHERE virtual_order_cards_partition.sim = NEW.sim;
    ELSIF (TG_OP = 'DELETE') THEN
        UPDATE vd.virtual_order_cards_partition SET updated_at = CURRENT_TIMESTAMP WHERE virtual_order_cards_partition.sim = OLD.sim;
    END IF;

    RETURN NULL;
END;
$$
LANGUAGE plpgsql;

DROP TRIGGER IF EXISTS REINDEX_TIMELINES ON cards;

CREATE TRIGGER "reindex_timelines" AFTER INSERT
OR UPDATE OF "virtual_activated_at"
OR DELETE
ON cards
FOR EACH ROW
EXECUTE PROCEDURE REINDEX_TIMELINES ();