From f2f3b9eaedbed0b50e721481e148664f6b95556e Mon Sep 17 00:00:00 2001
From: Michael Kirk <michael@signal.org>
Date: Mon, 16 Jul 2018 15:07:25 -0600
Subject: [PATCH] reload cell after removing unread indicator

// FREEBIE
---
 .../ConversationView/ConversationViewController.m      | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Signal/src/ViewControllers/ConversationView/ConversationViewController.m b/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
index 2ec8df729..fc3a0954f 100644
--- a/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
+++ b/Signal/src/ViewControllers/ConversationView/ConversationViewController.m
@@ -2605,6 +2605,16 @@ typedef enum : NSUInteger {
 {
     OWSAssertIsOnMainThread();
 
+    NSIndexPath *_Nullable indexPathOfUnreadIndicator = [self indexPathOfUnreadMessagesIndicator];
+    if (indexPathOfUnreadIndicator) {
+        ConversationViewItem *oldIndicatorItem = [self viewItemForIndex:indexPathOfUnreadIndicator.row];
+        OWSAssert(oldIndicatorItem);
+
+        oldIndicatorItem.unreadIndicator = nil;
+
+        [self.collectionView reloadItemsAtIndexPaths:@[ indexPathOfUnreadIndicator ]];
+    }
+
     if (self.hasClearedUnreadMessagesIndicator) {
         // ensureDynamicInteractionsForThread is somewhat expensive
         // so we don't want to call it unnecessarily.