update

src/store/index.js

@@ -80,4 +80,9 @@ export default new Vuex.Store({
   state: { ...ustate, ...dostate },
   mutations: { ...umutations, ...domutations },
   actions: {},
+  getters: {
+    topOptions: state => {
+      return state.defaultOption;
+    },
+  },
 });