add w3w iframe page

src/views/mobile/Sinup.vue

@@ -17,23 +17,36 @@ export default {
   data() {
     return {
       value: "",
-      iframe: document.querySelector("#iframe")
     };
   },
   mounted() {
+    console.log('mounted')
     window.addEventListener("message", (e) => {
      if (e.data?.type === "w3wCampaignJoinSuccess") {
           console.log('on get iframe message: ')
           console.log(e.data);
+          //TODO:: 这里调用接口上报给服务端, 服务端进行检查
      }
     });
+    let iframe = document.getElementById("iframe")
+    let self = this;
+    iframe.onload =function() {
+      console.log('iframe load')
+      setTimeout(() => {
+        console.log('send wallet address to remote page')
+        // TODO:: 这里传真实的钱包地址
+        self.sendAddressToIframe('0x90F8bf6A479f320ead074411a4B0e7944Ea8c9C1')  
+      }, 1000);
+    }
   },
   methods:{
     navigator(){
       this.$router.push('recommend')
     },
+    
     sendAddressToIframe(address) {
-      this.iframe.contentWindow.postMessage(
+      let iframe = document.getElementById("iframe")
+      iframe.contentWindow.postMessage(
         {
             type: "w3wWalletAddressUpdate",
             data: {