From c2a1db4112a91bf4268b6cc353d141de998125dc Mon Sep 17 00:00:00 2001
From: Eric Fernandez <efernandez@focasoftware.com>
Date: Fri, 23 Aug 2019 14:51:46 -0300
Subject: [PATCH] pin pong

---
 index.js     | 30 +++++++++++++++++++++++++++---
 package.json |  1 +
 2 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/index.js b/index.js
index 694f2ac..f919112 100644
--- a/index.js
+++ b/index.js
@@ -5,11 +5,13 @@ module.exports =
   knex = require('knex')(config.bo),
   moment = require('moment');
 
-
 const client = new WebSocketClient(config.urlHO);
+var pingTimeout;
+var tiempoVivo = new Date();
 
 client.on('open', function open() {
   console.log('conection to socket ho is open');
+  tiempoVivo = new Date();
 
   client.send(JSON.stringify({ gln: config.gln, action: 'gln'}));
 
@@ -19,7 +21,7 @@ client.on('open', function open() {
 
     switch (message.action) {
       case 'getEntity':
-
+  
         data.getEntity(message).then(function(message) {
 
           client.send(JSON.stringify(message));
@@ -44,10 +46,32 @@ client.on('open', function open() {
         break;
     }
   });
+
+  heartbeat();
 });
 
 client.on('error', function(e) {
   console.log(e);
-})
+});
+
+client.on('ping', heartbeat);
+
+client.on('close', function clear() {
+  clearTimeout(pingTimeout);
+});
+
+function heartbeat() {
+  console.log('recibiendo ping');
+  console.log(`tiempo vivo desde ${tiempoVivo}`);
+
+  clearTimeout(pingTimeout);
 
+  // Use `WebSocket#terminate()`, which immediately destroys the connection,
+  // instead of `WebSocket#close()`, which waits for the close timer.
+  // Delay should be equal to the interval at which your server
+  // sends out pings plus a conservative assumption of the latency.
+    pingTimeout = setTimeout(() => {
+    client.terminate();
+  }, 10000 + 1000);
+}
 console.log('Sevice connected to wsServer: ' + config.urlHO);
diff --git a/package.json b/package.json
index e0789e2..28ece45 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
   "dependencies": {
     "express": "^4.16.4",
     "knex": "^0.16.5",
+    "moment": "^2.24.0",
     "mssql": "^5.1.0",
     "ws": "^7.0.0"
   }
-- 
1.9.1