refactor flow

coordinator.js

 module.exports.create = create
 
-const DEBUG_SUBLIST = false;
+const DEBUG = false;
 
 const events = require('events');
 const cache = require('./cache');
@@ -22,30 +22,47 @@ const Coordinator = function(param={}) {
 	this.mqttclient = param.mqttclient;
 	this.flowemitter = param.flowemitter   || null;
 
-	this.flowemitter.on('newshadowclient', function(client){
+	this.flowemitter.on('registershadowlistener', function(client){
 		let deviceid = client.deviceid;
 		let devicetoken = client.devicetoken;
 
-console.log
+		let outtopic1 = `@tap/shadow/updated/${deviceid}:${devicetoken}`;
+		if (that.topicstore.addTopic(outtopic1, client.nodeid)) {
+			if (DEBUG)console.log('----- subscribe : '+outtopic1)
+			that.mqttclient.subscribe(outtopic1);
+		}
 
-		that.mqttclient.subscribe(`@tap/shadow/updated/${deviceid}:${devicetoken}`);
-		that.mqttclient.subscribe(`@tap/device/changed/${deviceid}:${devicetoken}`);
+		let outtopic2 = `@tap/device/changed/${deviceid}:${devicetoken}`;
+		if (that.topicstore.addTopic(outtopic2, client.nodeid)) {
+			if (DEBUG) console.log('----- subscribe : '+outtopic2)
+			that.mqttclient.subscribe(outtopic2);
+		}
 
-		if (DEBUG_SUBLIST) {
-			// console.log(`\nshadow client #${deviceid} connected -->`)
-			// console.log(that.flowemitter.sublist);
+		if (DEBUG) {
+			console.log('registershadowlistener ---------------------------');
+			console.log(that.topicstore.getRawData());
 		}
 	});
 
-	this.flowemitter.on('newmsgclient', function(client){
+	this.flowemitter.on('deregistershadowlistener', function(client){
 		let deviceid = client.deviceid;
 		let devicetoken = client.devicetoken;
 
-		that.mqttclient.subscribe(`@tap/device/changed/${deviceid}:${devicetoken}`);
+		let outtopic1 = `@tap/shadow/updated/${deviceid}:${devicetoken}`;
+		if (that.topicstore.delTopic(outtopic1, client.nodeid)) {
+			if (DEBUG)console.log('----- unsubscribe : '+outtopic1)
+			that.mqttclient.unsubscribe(outtopic1);
+		}
+
+		let outtopic2 = `@tap/device/changed/${deviceid}:${devicetoken}`;
+		if (that.topicstore.delTopic(outtopic2, client.nodeid)) {
+			if (DEBUG)console.log('----- unsubscribe : '+outtopic2)
+			that.mqttclient.unsubscribe(outtopic2);
+		}
 
-		if (DEBUG_SUBLIST) {
-			// console.log(`\nshadow client #${deviceid} connected -->`)
-			// console.log(that.flowemitter.sublist);
+		if (DEBUG) {
+			console.log('deregistershadowlistener ---------------------------');
+			console.log(that.topicstore.getRawData());
 		}
 	});
 
@@ -80,17 +97,16 @@ console.log
 		}
     });
 
-
 	this.flowemitter.on('flowsub', function(topic, client) {
-		console.log(client.nodeid + '  flowsub --> '+topic)
+		if (DEBUG) console.log(client.nodeid + '  flowsub --> '+topic)
 
 		let deviceid = client.deviceid;
 		let devicetoken = client.devicetoken;
 		if (topic.startsWith('@local/msgin/')) {
 			let msgpart = topic.split('/').splice(4).join('/');
-
-			outtopic = `@tap/msg/topic/${deviceid}:${devicetoken}/${msgpart}`;
+			let touttopic = `@tap/msg/topic/${deviceid}:${devicetoken}/${msgpart}`;
 			if (that.topicstore.addTopic(outtopic, client.nodeid)) {
+				console.log('----- subscribe : '+outtopic)
 				that.mqttclient.subscribe(outtopic);
 			}
 		}
@@ -99,7 +115,7 @@ console.log
 	});
 
 	this.flowemitter.on('flowunsub', function(topic, client) {
-		console.log(client.nodeid + '  flowunsub --> '+topic)
+		if (DEBUG) console.log(client.nodeid + '  flowunsub --> '+topic)
 
 		let deviceid = client.deviceid;
 		let devicetoken = client.devicetoken;
@@ -107,7 +123,7 @@ console.log
 			let msgpart = topic.split('/').splice(4).join('/');
 			outtopic = `@tap/msg/topic/${deviceid}:${devicetoken}/${msgpart}`;
 			if (that.topicstore.delTopic(outtopic, client.nodeid)) {
-				//console.log('----- unsubscribe : '+outtopic)
+				console.log('----- unsubscribe : '+outtopic)
 				that.mqttclient.unsubscribe(outtopic);
 			}
 		}
@@ -194,7 +210,6 @@ Coordinator.prototype.start = function() {
 	else {
 		return false;
 	}
-
 }
 
 function create(param) {

flowemitter.js

@@ -13,11 +13,12 @@ FlowEmitter.prototype.start = function() {
     let that = this;
 
     this.red.events.on(`${that.namespace}-registershadowlistener`, function(client) {
-    	that.emit('newshadowclient', client);
+    	that.emit('registershadowlistener', client);
     });
 
     this.red.events.on(`${that.namespace}-deregistershadowlistener`, function(client) {
-    	that.emit('startcountdownreset');
+    	that.emit('deregistershadowlistener', client);
+    	//that.emit('startcountdownreset');
 	});
 
     this.red.events.on(`${that.namespace}-flowsub`, function(topic, client) {