From 4ee10c155d753890e508596f65c8fb24140e1290 Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Thu, 10 Jun 2021 20:21:44 +0200
Subject: [PATCH] Fix reverse order of items when using <before/> in Pubsub
 with RSM (#3621)

---
 src/node_flat.erl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/node_flat.erl b/src/node_flat.erl
index 5c34f5fdb..4a2a60971 100644
--- a/src/node_flat.erl
+++ b/src/node_flat.erl
@@ -758,12 +758,12 @@ get_items(Nidx, _From, #rsm_set{max = Max, index = IncIndex,
                     {_, <<>>, undefined} ->
                         %% 2.5 Requesting the Last Page in a Result Set
                         SubList = lists:reverse(RItems),
-                        {Count, lists:sublist(SubList, Limit)};
+                        {Count-Limit, lists:reverse(lists:sublist(SubList, Limit))};
                     {_, Stamp, undefined} ->
                         BeforeNow = encode_stamp(Stamp),
                         {NewIndex, SubList} = extract_sublist(before_now, BeforeNow,
                                                               0, lists:reverse(RItems)),
-                        {Count-NewIndex-1, lists:sublist(SubList, Limit)};
+                        {Count-NewIndex-Limit, lists:reverse(lists:sublist(SubList, Limit))};
                     {_, undefined, Stamp} ->
                         AfterNow = encode_stamp(Stamp),
                         {NewIndex, SubList} = extract_sublist(after_now, AfterNow,