qrcode 处理

src/views/Home.vue

@@ -287,6 +287,26 @@ export default {
   created() {
     window.test = this;
     this.toQRcode();
+    const getQrcode = () => {
+      // let qr_code = window.$jssdk("ble.connectId")
+      let qr_code = window.$jssdk("bind.qrcode");
+      if (!qr_code.qrcode) {
+        getQrcode();
+        return;
+      } else {
+        QRCode.toDataURL(JSON.stringify(qr_code), {
+          errorCorrectionLevel: "H",
+          width: 500,
+          height: 500
+        })
+          .then(url => {
+            this.connectIdCode = url;
+          })
+          .catch(err => {
+            console.error(err);
+          });
+      }
+    };
     new Promise((resolve, reject) => {
       if (!window.jsbridge) {
         reject();
@@ -296,17 +316,9 @@ export default {
         success ? resolve() : reject();
       };
     }).then(() => {
-      QRCode.toDataURL(window.$jssdk("ble.connectId"), {
-        errorCorrectionLevel: "H",
-        width: 500,
-        height: 500
-      })
-        .then(url => {
-          this.connectIdCode = url;
-        })
-        .catch(err => {
-          console.error(err);
-        });
+      // let =
+      getQrcode();
+
       this.state = window.$jssdk("app.page");
       this.isConnected = window.$jssdk("ble.isConnected");
       window.$observer("ble.onConnectionStateChange", isConnected => {