-- +goose Up
-- Rewire crew FK to point at duty_rosters.

ALTER TABLE duty_roster_crews
  DROP FOREIGN KEY fk_hems_duty_rosters_crews,
  ADD CONSTRAINT fk_duty_roster_crews_roster
    FOREIGN KEY (roster_id) REFERENCES duty_rosters(id)
    ON DELETE CASCADE
    ON UPDATE CASCADE;

ALTER TABLE duty_roster_other_persons
  DROP FOREIGN KEY fk_duty_roster_other_persons_roster,
  ADD CONSTRAINT fk_duty_roster_other_persons_roster
    FOREIGN KEY (roster_id) REFERENCES duty_rosters(id)
    ON DELETE CASCADE
    ON UPDATE CASCADE;

-- +goose Down
-- Restore crew FK back to the legacy table.

ALTER TABLE duty_roster_crews
  DROP FOREIGN KEY fk_duty_roster_crews_roster,
  ADD CONSTRAINT fk_hems_duty_rosters_crews
    FOREIGN KEY (roster_id) REFERENCES hems_duty_rosters(id)
    ON DELETE CASCADE
    ON UPDATE CASCADE;

ALTER TABLE duty_roster_other_persons
  DROP FOREIGN KEY fk_duty_roster_other_persons_roster,
  ADD CONSTRAINT fk_duty_roster_other_persons_roster
    FOREIGN KEY (roster_id) REFERENCES hems_duty_rosters(id)
    ON DELETE CASCADE
    ON UPDATE CASCADE;