eplaceRule(old_index, new_index) {
        rules = this.templateSettings.routing.rules;
        if (new_index >= rules.length) rules.push(undefined);
        rules.splice(new_index, 0, rules.splice(old_index, 1)[0]);
        this.routingRuleSettings = JSON.stringify(rules);
      },
      deleteRule(index) {
        rules = this.templateSettings.routing.rules;
        rules.splice(index, 1);
        this.routingRuleSettings = JSON.stringify(rules);
      },
      showWarp() {
        warpModal.show();
     