-- migrate:up
CREATE FUNCTION internal.update_last_modified ()
  RETURNS TRIGGER
  AS $$
BEGIN
  NEW.last_modified_at = CLOCK_TIMESTAMP();
  NEW.last_modified_by = (CURRENT_SETTING('request.jwt.claims', TRUE)::JSON ->> 'user_id')::UUID;
  IF TG_TABLE_NAME != 'website' THEN
    UPDATE
      internal.website
    SET
      last_modified_at = NEW.last_modified_at,
      last_modified_by = NEW.last_modified_by
    WHERE
      id = NEW.website_id;
  END IF;
  RETURN NEW;
END;
$$
LANGUAGE plpgsql;

CREATE TRIGGER update_website_last_modified
  BEFORE UPDATE ON internal.website
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_settings_last_modified
  BEFORE UPDATE ON internal.settings
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_header_last_modified
  BEFORE UPDATE ON internal.header
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_home_last_modified
  BEFORE UPDATE ON internal.home
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_article_last_modified
  BEFORE INSERT OR UPDATE OR DELETE ON internal.article
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_docs_category_modified
  BEFORE INSERT OR UPDATE OR DELETE ON internal.docs_category
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_footer_last_modified
  BEFORE UPDATE ON internal.footer
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_legal_information_last_modified
  BEFORE INSERT OR UPDATE OR DELETE ON internal.legal_information
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

CREATE TRIGGER update_collab_last_modified
  BEFORE UPDATE ON internal.collab
  FOR EACH ROW
  EXECUTE FUNCTION internal.update_last_modified ();

-- migrate:down
DROP TRIGGER update_website_last_modified ON internal.website;

DROP TRIGGER update_settings_last_modified ON internal.settings;

DROP TRIGGER update_header_last_modified ON internal.header;

DROP TRIGGER update_home_last_modified ON internal.home;

DROP TRIGGER update_article_last_modified ON internal.article;

DROP TRIGGER update_docs_category_modified ON internal.docs_category;

DROP TRIGGER update_footer_last_modified ON internal.footer;

DROP TRIGGER update_legal_information_last_modified ON internal.legal_information;

DROP TRIGGER update_collab_last_modified ON internal.collab;

DROP FUNCTION internal.update_last_modified ();