From 3c7f4b44a7c71f305590874f74e175f2cec32668 Mon Sep 17 00:00:00 2001
From: Sundeep Gupta <sundeep@sundeepgupta.ca>
Date: Wed, 12 Oct 2016 21:59:36 -0400
Subject: [PATCH] Fix `bot.replyPrivateDelayed`.
 https://github.com/howdyai/botkit/issues/444

I discovered this when trying to ephemerally respond to an interactive button click. We need to set `replace_original` to `false` in order for our reply to be ephemeral. Otherwise, it will reply publicly. Furrther, when responding to an ephemeral message's button click, currently we cannot update it. Thus, introduce new method to provide the option to update or not. The existing one could be depcrecated.
---
 lib/Slackbot_worker.js | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/lib/Slackbot_worker.js b/lib/Slackbot_worker.js
index 678dc8bdb..956c8b4a1 100755
--- a/lib/Slackbot_worker.js
+++ b/lib/Slackbot_worker.js
@@ -494,6 +494,43 @@ module.exports = function(botkit, config) {
             msg.channel = src.channel;
 
             msg.response_type = 'ephemeral';
+            msg.replace_original = false;
+
+            var requestOptions = {
+                uri: src.response_url,
+                method: 'POST',
+                json: msg
+            };
+            request(requestOptions, function(err, resp, body) {
+                /**
+                 * Do something?
+                 */
+                if (err) {
+                    botkit.log.error('Error sending slash command response:', err);
+                    cb && cb(err);
+                } else {
+                    cb && cb();
+                }
+            });
+        }
+    };
+
+    bot.replyDelayedPrivate = function(src, resp, replace_original, cb) {
+        if (!src.response_url) {
+            cb && cb('No response_url found');
+        } else {
+            var msg = {};
+
+            if (typeof(resp) == 'string') {
+                msg.text = resp;
+            } else {
+                msg = resp;
+            }
+
+            msg.channel = src.channel;
+
+            msg.response_type = 'ephemeral';
+            msg.replace_original = replace_original;
 
             var requestOptions = {
                 uri: src.response_url,