avoid relying on internals for determining initial render

Author: yyx990803

src/components/ItemList.vue

@@ -24,6 +24,8 @@ import Spinner from './Spinner.vue'
 import Item from './Item.vue'
 import { watchList } from '../store/api'
 
+let isInitialRender = true
+
 export default {
  name: 'item-list',
 
@@ -37,8 +39,7 @@ export default {
  },
 
  data () {
- const isInitialRender = !this.$root._isMounted
- return {
+ const data = {
  loading: false,
  transition: 'slide-up',
  // if this is the initial render, directly render with the store state
@@ -48,6 +49,8 @@ export default {
  displayedPage: isInitialRender ? Number(this.$store.state.route.params.page) || 1 : -1,
  displayedItems: isInitialRender ? this.$store.getters.activeItems : []
  }
+ isInitialRender = false
+ return data
  },
 
  computed: {