修改设备交互问题

src/pages/connect/connect.tsx

@@ -223,10 +223,10 @@ class Connect extends Component {
                 index++
               ) {
                 let str = msgObj.data.substring(index * 20, (index + 1) * 20);
-                this.sendMessageToDevice(str);
+                currentThis && currentThis.sendMessageToDevice(str);
               }
             } else {
-              this.sendMessageToDevice(msgObj.data);
+              currentThis && currentThis.sendMessageToDevice(msgObj.data);
             }
           } else if (msgObj.type === 0) {
             if (msgObj.contorlCode === ContorlCode.using) {
@@ -402,9 +402,9 @@ class Connect extends Component {
         Taro.onBluetoothAdapterStateChange(res => {
           console.log('adapterState changed, now is', res);
           if (res.available) {
-            this.setState({
-              bluetoothState: true,
-            });
+            // this.setState({
+            //   bluetoothState: true,
+            // });
           }
         });
       });
@@ -639,7 +639,15 @@ class Connect extends Component {
         serviceId: deviceInfo.serviceId,
         characteristicId: deviceInfo.writeId,
         value: str2ab(msg),
+      })
+        .then(res => {
+          console.log('蓝牙发送结果', res);
+        })
+        .catch(err => {
+          console.log('蓝牙发送结果', err);
         });
+    } else {
+      console.log('无蓝牙设备writeId');
     }
   }
 
@@ -694,7 +702,7 @@ class Connect extends Component {
   }
 
   openNotify({ notifyId, writeId, readId }) {
-    console.log(notifyId, writeId, readId);
+    console.log('===============', notifyId, writeId, readId);
     this.setState(({ deviceInfo }: PageState) => ({
       deviceInfo: {
         ...deviceInfo,