From 5543d8ee185608c383f137ab8333dc1a86eec3d5 Mon Sep 17 00:00:00 2001
From: Giom Foret <giom@matrix.org>
Date: Thu, 8 Jun 2017 10:30:29 +0200
Subject: [PATCH] Initialise the read marker if it does not exist yet.

Set it to the current read receipt position by default
---
 Riot/ViewController/RoomViewController.m | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Riot/ViewController/RoomViewController.m b/Riot/ViewController/RoomViewController.m
index 561a55422..cdb367e25 100644
--- a/Riot/ViewController/RoomViewController.m
+++ b/Riot/ViewController/RoomViewController.m
@@ -3545,6 +3545,13 @@
     else
     {
         self.jumpToLastUnreadBannerContainer.hidden = YES;
+        
+        // Initialize the read marker if it does not exist yet
+        if (!self.roomDataSource.room.accountData.readMarkerEventId)
+        {
+            // Move the read marker to the current read receipt position by default.
+            [self.roomDataSource.room forgetReadMarker];
+        }
     }
 }