From 6e5f90730ecb44396031e3449c0fc718b74408ae Mon Sep 17 00:00:00 2001
From: Lonami Exo <totufals@hotmail.com>
Date: Wed, 22 May 2019 12:20:02 +0200
Subject: [PATCH] Fix reversed(client.iter_messages(offset_date=...))

---
 telethon/client/messages.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/telethon/client/messages.py b/telethon/client/messages.py
index 54e1553b..992cf8d2 100644
--- a/telethon/client/messages.py
+++ b/telethon/client/messages.py
@@ -52,7 +52,9 @@ class _MessagesIter(RequestIter):
         if self.reverse:
             if offset_id:
                 offset_id += 1
-            else:
+            elif not offset_date:
+                # offset_id has priority over offset_date, so don't
+                # set offset_id to 1 if we want to offset by date.
                 offset_id = 1
 
         if from_user: