USE billing;

DROP TRIGGER billing.bill_fees_crepl_trig;
DROP TRIGGER billing.bill_fees_urepl_trig;

ALTER TABLE billing.billing_fees_history DROP KEY bfhdir_idx;
ALTER TABLE billing.billing_fees_history DROP COLUMN direction;

DELIMITER |

CREATE TRIGGER billing.bill_fees_crepl_trig AFTER INSERT ON billing_fees
  FOR EACH ROW BEGIN
  DECLARE my_bzh_id int UNSIGNED;

  SELECT id INTO my_bzh_id FROM billing_zones_history WHERE bz_id = NEW.billing_zone_id;

  INSERT INTO billing_fees_history
       VALUES(NULL, NEW.id, NEW.billing_profile_id, my_bzh_id, NEW.destination,
              NEW.type, NEW.onpeak_init_rate, NEW.onpeak_init_interval, NEW.onpeak_follow_rate,
              NEW.onpeak_follow_interval, NEW.offpeak_init_rate, NEW.offpeak_init_interval,
              NEW.offpeak_follow_rate, NEW.offpeak_follow_interval, NEW.use_free_time);

  END;
|

CREATE TRIGGER billing.bill_fees_urepl_trig AFTER UPDATE ON billing_fees
  FOR EACH ROW BEGIN
  DECLARE my_bzh_id int UNSIGNED;

  SELECT id INTO my_bzh_id FROM billing_zones_history WHERE bz_id = NEW.billing_zone_id;

  UPDATE billing_fees_history
     SET bf_id = NEW.id, billing_profile_id = NEW.billing_profile_id,
         billing_zones_history_id = my_bzh_id, destination = NEW.destination, type = NEW.type,
         onpeak_init_rate = NEW.onpeak_init_rate, onpeak_init_interval = NEW.onpeak_init_interval,
         onpeak_follow_rate = NEW.onpeak_follow_rate, onpeak_follow_interval = NEW.onpeak_follow_interval,
         offpeak_init_rate = NEW.offpeak_init_rate, offpeak_init_interval = NEW.offpeak_init_interval,
         offpeak_follow_rate = NEW.offpeak_follow_rate, offpeak_follow_interval = NEW.offpeak_follow_interval,
         use_free_time = NEW.use_free_time
   WHERE bf_id = OLD.id;

  END;
|

DELIMITER ;