Readme Updated and bug removed

whatsapp-out.js

@@ -2,29 +2,48 @@ module.exports = function(RED) {
     function WhatsappOut(config) {
         RED.nodes.createNode(this,config);
         var node = this;
-        this.number = config.number;
+        node.number = config.number;
-        this.number = this.number.includes('@c.us') ? this.number : `${this.number}@c.us`;
+        node.number = this.number.includes('@c.us') ? this.number : `${this.number}@c.us`;
         var whatsappLinkNode = RED.nodes.getNode(config.whatsappLink);
         node.waClient = whatsappLinkNode.client;
-        var whatsappConnectionStauts = null;
-
-        async function whatsappConnection(){
-            whatsappConnectionStauts = await node.waClient.getState();
-        };
-               
-        setInterval(function(){
-            whatsappConnection();
-            if (whatsappConnectionStauts==="CONNECTED"){
-                node.status({fill:"green",shape:"dot",text:"Connected"})
-            } else {
-                node.status({fill:"red",shape:"dot",text:"Not Connected"})
-            }
-        },5000)
 
         node.on('input', (message)=> {
             node.waClient.sendMessage(this.number, message.payload);
         });
 
+
+        function SetStatus(WAStatus, color){
+            node.status({fill:color,shape:"dot",text:WAStatus});
+        };
+
+        //whatsapp Status Parameters----
+        node.waClient.on('qr', (qr) => {
+            SetStatus("QR Code Generated", "yellow");
+            QRCode.toDataURL(qr, function(err, url){
+                msg = {payload : url};
+                node.send(msg);
+            });
+        });
+        
+        node.waClient.on('auth_failure', () => {
+            SetStatus('Not Connected','red');
+        });
+                
+        node.waClient.on('loading_screen', (percentage, topic) => {
+            SetStatus('Connecting...','yellow');
+            msg.payload = percentage;
+            msg.topic = topic;
+            node.send(msg);
+        });
+        
+        node.waClient.on('ready', () => {
+            SetStatus('Connected','green');
+        });
+
+        node.waClient.on('disconnected', () => {
+            SetStatus("Disconnected","red");
+        });
+
     }
     RED.nodes.registerType("whatsapp-out", WhatsappOut);
 }