From 5c9acfec1df46db0e571042600f2cb59c6129b21 Mon Sep 17 00:00:00 2001
From: Robin Ward <robin.ward@gmail.com>
Date: Mon, 7 Oct 2019 14:29:43 -0400
Subject: [PATCH] Add event for when "Reply" is clicked

This is useful by analytics libraries or other code that wants to track
when replies are begun. A new event: `page:compose-reply` is fired with
the topic.
---
 app/assets/javascripts/discourse/controllers/topic.js.es6 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/assets/javascripts/discourse/controllers/topic.js.es6 b/app/assets/javascripts/discourse/controllers/topic.js.es6
index 6cb4ecf0bee..010b60707dc 100644
--- a/app/assets/javascripts/discourse/controllers/topic.js.es6
+++ b/app/assets/javascripts/discourse/controllers/topic.js.es6
@@ -471,6 +471,8 @@ export default Ember.Controller.extend(bufferedProperty("model"), {
       const quoteState = this.quoteState;
       const postStream = this.get("model.postStream");
 
+      this.appEvents.trigger("page:compose-reply", topic);
+
       if (!postStream || !topic || !topic.get("details.can_create_post")) {
         return;
       }