From 58b1c10bef989c70de6924c2055e75e7170399ee Mon Sep 17 00:00:00 2001
From: Scott Bender <scott@scottbender.net>
Date: Mon, 14 Sep 2020 13:26:31 -0400
Subject: [PATCH] feature: make sending nework statistics optional (#130)

---
 lib/ikonvert.js |  2 +-
 lib/serial.js   | 38 ++++++++++++++++++++------------------
 2 files changed, 21 insertions(+), 19 deletions(-)

diff --git a/lib/ikonvert.js b/lib/ikonvert.js
index e08aa0b..2c32a42 100644
--- a/lib/ikonvert.js
+++ b/lib/ikonvert.js
@@ -173,7 +173,7 @@ iKonvertStream.prototype._transform = function (chunk, encoding, done) {
   } else if ( line.startsWith('$PDGY,000000,') ) {
     let parts = line.split(',')
 
-    if ( parts[2] && parts[2].length > 0 ) {
+    if ( this.options.sendNetworkStats && parts[2] && parts[2].length > 0 ) {
       const pgn = {
         pgn: 0x40100,
         prio: 7,
diff --git a/lib/serial.js b/lib/serial.js
index 9599603..6700937 100644
--- a/lib/serial.js
+++ b/lib/serial.js
@@ -308,25 +308,27 @@ function processNTGMessage(that, buffer, len)
     return
   }
 
-  let newbuf = new Buffer.alloc(len + 7 )
-  var bs = new BitStream(newbuf)
-  const pgn = 0x40000 + buffer[2]
-  bs.writeUint8(0) //prio
-  bs.writeUint8(pgn)
-  bs.writeUint8(pgn >> 8)
-  bs.writeUint8(pgn >> 16)
-  bs.writeUint8(0) //dst
-  bs.writeUint8(0) //src
-  bs.writeUint32(0) //timestamp
-  bs.writeUint8(len-4)
-  buffer.copy(bs.view.buffer, bs.byteIndex, 3)
-
-  if ( that.options.plainText ) {
-    that.push(binToActisense(bs.view.buffer, len+7))
-  } else {
-    that.push(bs.view.buffer, len+7)
+  if ( this.options.sendNetworkStats ) {
+    let newbuf = new Buffer.alloc(len + 7 )
+    var bs = new BitStream(newbuf)
+    const pgn = 0x40000 + buffer[2]
+    bs.writeUint8(0) //prio
+    bs.writeUint8(pgn)
+    bs.writeUint8(pgn >> 8)
+    bs.writeUint8(pgn >> 16)
+    bs.writeUint8(0) //dst
+    bs.writeUint8(0) //src
+    bs.writeUint32(0) //timestamp
+    bs.writeUint8(len-4)
+    buffer.copy(bs.view.buffer, bs.byteIndex, 3)
+    
+    if ( that.options.plainText ) {
+      that.push(binToActisense(bs.view.buffer, len+7))
+    } else {
+      that.push(bs.view.buffer, len+7)
+    }
   }
-
+    
   if ( !that.outAvailable ) {
     const command = buffer[2]