fix:修复签名开启不显示的问题

src/app.vue

@@ -41,7 +41,6 @@ export default {
     }
   },
   data() {
-    const user = window.G.UserInfo || {}
     const UA = navigator.userAgent
     return {
       isMobile: /iphone/i.test(UA) || (/android/i.test(UA) && /mobile/i.test(UA)),
@@ -49,8 +48,7 @@ export default {
       checked: false,
       sign: {},
       documentUrl: '',
-      timer: null,
-      user
+      timer: null
     }
   },
   computed: {
@@ -61,6 +59,12 @@ export default {
       return !['/403'].includes(this.$route.path)
     }
   },
+  watch: {
+    $route() {
+      const user = window.G.UserInfo || {}
+      user.need_sign && this.createSign()
+    }
+  },
   methods: {
     createSign() {
       cAction.Other.createSign().then(response => {
@@ -122,9 +126,6 @@ export default {
       a.remove()
     }
   },
-  beforeMount() {
-    this.user.need_sign && this.createSign()
-  },
   destroyed() {
     this.clearTimer()
   }