怎么跳转默认浏览器提示遮罩层

src/App.vue

 <template>
   <div id="app" class="bg-font-black">
+    <van-overlay :show="is_neizhi">
+      <div class=" text-white text-center leading-10 text-lg">请在默认浏览器中打开</div>
+    </van-overlay>
     <van-overlay :show="appState.overlay.show" class="">
       <div class="overlay  items-start flex flex-col text-font-white w-full px-6 relative">
         <div class="text-xl py-12 pt-28">
@@ -85,13 +88,22 @@ export default Vue.extend({
         }
       })
       this.closeNFT()
-    }
+    },
+
   },
   computed: {
     appState: function () {
       return this.$store.state.app;
     },
- 
+    is_neizhi(){
+      const ua = navigator.userAgent.toLowerCase() as any;
+      if (ua.match(/MicroMessenger/i) == "micromessenger") {
+          return "weixin";
+      } else if (ua.match(/QQ/i) == "qq") {
+          return "QQ";
+      }
+      return false;
+    }
   },
 });
 </script>

src/main.ts

@@ -14,6 +14,7 @@ import { Toast,Empty,Dialog,Lazyload } from 'vant'
 import VConsole from 'vconsole';
 
 const vconsole = process.env.VUE_APP_ENV === 'TEST'?new VConsole():''
+// const vconsole = new VConsole()
 
 window.console.log(vconsole,'移动console');
 Vue.use(Lazyload);