From 4c6a0a40461e3ae09c18b4d7b92da6e2f076297d Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Fri, 22 Jun 2018 08:32:20 +0800
Subject: [PATCH] UX: Don't display participants count if it is zero.

This can happen for megatopics where we don't send
down the payload for participants count.
---
 .../discourse/widgets/topic-map.js.es6            | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/app/assets/javascripts/discourse/widgets/topic-map.js.es6 b/app/assets/javascripts/discourse/widgets/topic-map.js.es6
index 88da22a63ad..f568e435cce 100644
--- a/app/assets/javascripts/discourse/widgets/topic-map.js.es6
+++ b/app/assets/javascripts/discourse/widgets/topic-map.js.es6
@@ -125,12 +125,15 @@ createWidget("topic-map-summary", {
         h("h4", I18n.t("views_lowercase", { count: attrs.topicViews }))
       ])
     );
-    contents.push(
-      h("li.secondary", [
-        numberNode(attrs.participantCount),
-        h("h4", I18n.t("users_lowercase", { count: attrs.participantCount }))
-      ])
-    );
+
+    if (attrs.participantCount > 0) {
+      contents.push(
+        h("li.secondary", [
+          numberNode(attrs.participantCount),
+          h("h4", I18n.t("users_lowercase", { count: attrs.participantCount }))
+        ])
+      );
+    }
 
     if (attrs.topicLikeCount) {
       contents.push(