From a5f98b6a29675f1acc09f655e63230a6d366f499 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Wed, 22 Aug 2018 17:05:36 +0100
Subject: [PATCH] Make the is-alone check use efficient methods

---
 src/components/structures/RoomView.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/components/structures/RoomView.js b/src/components/structures/RoomView.js
index 1ecd7dad2e..dd8fba3929 100644
--- a/src/components/structures/RoomView.js
+++ b/src/components/structures/RoomView.js
@@ -729,8 +729,8 @@ module.exports = React.createClass({
             return;
         }
 
-        const joinedMembers = room.currentState.getMembers().filter((m) => m.membership === "join" || m.membership === "invite");
-        this.setState({isAlone: joinedMembers.length === 1});
+        const joinedOrInvitedMemberCount = room.getJoinedMemberCount() + room.getInvitedMemberCount();
+        this.setState({isAlone: joinedOrInvitedMemberCount === 1});
     },
 
     _updateConfCallNotification: function() {