Support page title change.

src/permission.js

@@ -1,6 +1,7 @@
 import Vue from 'vue'
 import router from './router'
 import store from './store'
+import { setDocumentTitle, domTitle } from '@/utils/domUtil'
 
 import NProgress from 'nprogress' // progress bar
 import 'nprogress/nprogress.css' // progress bar style
@@ -11,6 +12,7 @@ const whiteList = ['Login', 'Install', 'NotFound'] // no redirect whitelist
 
 router.beforeEach((to, from, next) => {
   NProgress.start()
+  to.meta && (typeof to.meta.title !== 'undefined' && setDocumentTitle(`${to.meta.title} - ${domTitle}`))
   Vue.$log.debug('Token', store.getters.token)
   if (store.getters.token) {
     if (to.name === 'Login') {

src/utils/domUtil.js

@@ -0,0 +1,19 @@
+export const setDocumentTitle = function(title) {
+  document.title = title
+  const ua = navigator.userAgent
+  // eslint-disable-next-line
+    const regex = /\bMicroMessenger\/([\d\.]+)/
+  if (regex.test(ua) && /ip(hone|od|ad)/i.test(ua)) {
+    const i = document.createElement('iframe')
+    i.src = '/favicon.ico'
+    i.style.display = 'none'
+    i.onload = function() {
+      setTimeout(function() {
+        i.remove()
+      }, 9)
+    }
+    document.body.appendChild(i)
+  }
+}
+
+export const domTitle = 'Halo Dashboard'