From 05494e525661d369ba15b43afe16b0794803a50e Mon Sep 17 00:00:00 2001
From: Stephen Parente <webmakersteve@gmail.com>
Date: Mon, 17 Oct 2016 16:22:53 -0700
Subject: [PATCH] Made adjustment to produce stream for new produce method

---
 lib/util/topicWritable.js       | 21 ++++++++++++++-------
 test/util/topicReadable.spec.js |  8 ++++----
 test/util/topicWritable.spec.js | 12 ++++++------
 3 files changed, 24 insertions(+), 17 deletions(-)

diff --git a/lib/util/topicWritable.js b/lib/util/topicWritable.js
index 20e52ec1..b80c1536 100644
--- a/lib/util/topicWritable.js
+++ b/lib/util/topicWritable.js
@@ -13,6 +13,7 @@ module.exports = TopicWritable;
 
 var Writable = require('stream').Writable;
 var util = require('util');
+var ErrorCode = require('../error').codes;
 
 util.inherits(TopicWritable, Writable);
 
@@ -126,17 +127,23 @@ TopicWritable.prototype._write = function(data, encoding, cb) {
     self.topic = self.producer.Topic(self.topicName, self.topicOptions);
   }
 
-  return this.producer.produce({
-    topic: self.topic,
-    message: data,
-  }, function streamSendMessageCallback(err) {
-    if (err) {
+  try {
+    this.producer.produce(self.topic, null, data, null);
+    cb();
+  } catch (e) {
+    if (ErrorCode.ERR__QUEUE_FULL === e.code) {
+      // Just delay this thing a bit and pass the params
+      // backpressure will get exerted this way.
+      setTimeout(function() {
+        self._write(data, encoding, cb);
+      }, 500);
+    } else {
       if (self.autoClose) {
         self.close();
       }
+      return cb(e);
     }
-    return cb(err);
-  });
+  }
 };
 
 function writev(producer, topic, chunks, cb) {
diff --git a/test/util/topicReadable.spec.js b/test/util/topicReadable.spec.js
index 977c7905..4bc72374 100644
--- a/test/util/topicReadable.spec.js
+++ b/test/util/topicReadable.spec.js
@@ -58,8 +58,8 @@ module.exports = {
       stream.once('readable', function() {
         var message = stream.read();
         t.notEqual(message, null);
-        t.ok(Buffer.isBuffer(message.message));
-        t.equal('test', message.message.toString());
+        t.ok(Buffer.isBuffer(message.payload));
+        t.equal('test', message.payload.toString());
         t.equal('testkey', message.key);
         t.equal(typeof message.offset, 'number');
         stream.pause();
@@ -92,7 +92,7 @@ module.exports = {
         var message = stream.read();
         numReceived++;
         t.notEqual(message, null);
-        t.ok(Buffer.isBuffer(message.message));
+        t.ok(Buffer.isBuffer(message.payload));
         t.equal(typeof message.offset, 'number');
         if (numReceived === numMessages) {
           // give it a second to get an error
@@ -106,7 +106,7 @@ module.exports = {
       var writable = new Writable({
         write: function(message, encoding, next) {
           t.notEqual(message, null);
-          t.ok(Buffer.isBuffer(message.message));
+          t.ok(Buffer.isBuffer(message.payload));
           t.equal(typeof message.offset, 'number');
           this.cork();
           cb();
diff --git a/test/util/topicWritable.spec.js b/test/util/topicWritable.spec.js
index 83ff2f0d..b214483d 100644
--- a/test/util/topicWritable.spec.js
+++ b/test/util/topicWritable.spec.js
@@ -50,8 +50,8 @@ module.exports = {
         t.equal(typeof cb, 'function',
           'Provided callback should always be a function');
         t.deepEqual({ topicName: 'topic' }, message.topic);
-        t.equal(message.message.toString(), 'Awesome');
-        t.equal(Buffer.isBuffer(message.message), true);
+        t.equal(message.payload.toString(), 'Awesome');
+        t.equal(Buffer.isBuffer(message.payload), true);
         done();
       };
 
@@ -73,8 +73,8 @@ module.exports = {
         t.equal(typeof cb, 'function',
           'Provided callback should always be a function');
         t.deepEqual({ topicName: 'topic' }, message.topic);
-        t.equal(message.message.toString(), 'Awesome' + currentMessage);
-        t.equal(Buffer.isBuffer(message.message), true);
+        t.equal(message.payload.toString(), 'Awesome' + currentMessage);
+        t.equal(Buffer.isBuffer(message.payload), true);
         if (currentMessage === 2) {
           done();
         } else {
@@ -114,8 +114,8 @@ module.exports = {
         t.equal(typeof cb, 'function',
           'Provided callback should always be a function');
         t.deepEqual({ topicName: 'topic' }, message.topic);
-        t.equal(message.message.toString(), 'Awesome' + currentMessage);
-        t.equal(Buffer.isBuffer(message.message), true);
+        t.equal(message.payload.toString(), 'Awesome' + currentMessage);
+        t.equal(Buffer.isBuffer(message.payload), true);
         if (currentMessage === 2) {
           done();
         } else {