Fix migrating to stable memory for chats with disappearing messages (#…

…6746)
open-chat-labs · Nov 6, 2024 · 5f285c8 · 5f285c8
1 parent 4081b8c
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diff --git a/backend/canisters/community/CHANGELOG.md b/backend/canisters/community/CHANGELOG.md
@@ -11,6 +11,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Consolidate `summary` and `c2c_summary` args ([#6723](https://github.com/open-chat-labs/open-chat/pull/6723))
 - Fix case where some thread messages were not updated in stable memory ([#6736](https://github.com/open-chat-labs/open-chat/pull/6736))
 
+### Fixed
+
+- Fix migrating to stable memory for chats with disappearing messages ([#6746](https://github.com/open-chat-labs/open-chat/pull/6746))
+
 ## [[2.0.1423](https://github.com/open-chat-labs/open-chat/releases/tag/v2.0.1423-community)] - 2024-11-05
 
 ### Changed

diff --git a/backend/canisters/group/CHANGELOG.md b/backend/canisters/group/CHANGELOG.md
@@ -11,6 +11,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Consolidate `summary` and `c2c_summary` args ([#6723](https://github.com/open-chat-labs/open-chat/pull/6723))
 - Fix case where some thread messages were not updated in stable memory ([#6736](https://github.com/open-chat-labs/open-chat/pull/6736))
 
+### Fixed
+
+- Fix migrating to stable memory for chats with disappearing messages ([#6746](https://github.com/open-chat-labs/open-chat/pull/6746))
+
 ## [[2.0.1424](https://github.com/open-chat-labs/open-chat/releases/tag/v2.0.1424-group)] - 2024-11-05
 
 ### Changed

diff --git a/backend/libraries/chat_events/src/chat_events_list.rs b/backend/libraries/chat_events/src/chat_events_list.rs
@@ -49,7 +49,7 @@ impl ChatEventsList {
             next_event_index = event.index.incr();
             self.stable_events_map.insert(event);
         }
-        if Some(next_event_index) > self.latest_event_index {
+        if count < max_events || Some(next_event_index) > self.latest_event_index {
             (count, None)
         } else {
             (count, Some(next_event_index))