How to use keep-alive with vuikit tabs?

Question

Vue.js

Directory on Vue, tabs from Vuikit are used , the contents of the last tab are user-generated - a list of favorites. With keep-alive, when a user adds a list item to their favorites, the item itself only appears when the page is refreshed. How can I make it show up right away? It is desirable not to change the finished application much.
Finished application
GitHub
demo

Answer 1

The isEmpty property, which controls the display of favorites, does not change its value when this list changes, but it should. Obviously, it should be made computable:

computed: {
  isEmpty() {
    return !this.$store.state.wishlistIds.length;
  },
  ...