Add disconnect function

Author: IsabelParedes

ipynao/nao_robot.py

@@ -14,7 +14,6 @@
 import asyncio
 
 
-
 class NaoRobotService():
     name = None
     widget = None
@@ -112,6 +111,12 @@ def connect(self, ip_address="nao.local", port="80"):
         data["port"] = str(port)
         self.send(data)
 
+    
+    def disconnect(self):
+        data = {}
+        data["command"] = str("disconnect")
+        self.send(data)
+
 
     def service(self, service_name, output=Output()):
         data = {}

src/qimessaging.ts

@@ -73,6 +73,10 @@ export class QiSession {
     return connected;
   }
 
+  disconnect() {
+    this._socket.disconnect();
+  }
+
   onReply(data: any) {
     const idm = data['idm'];
     if (

src/widget.ts

@@ -99,9 +99,9 @@ export class NaoRobotModel extends DOMWidgetModel {
 
   disconnect() {
     console.log('REMOVE disconnecting');
-    // TODO: Make disconnect function
-    // delete this.qiSession;
-    this.connected = 'Disconnected';
+    this.qiSession.disconnect();
+    this.set('connected', 'Disconnected');
+    this.save_changes();
     this.changeStatus('Unavailable');
   }