fixed a race condition in long-poll initialization by adding a token validation guard to prevent stale chat sessions from hijacking the current state during navigation or app resumes.

2026-07-05 23:55:01 +02:00
parent dab208877f
commit 5952c6619f
1 changed files with 7 additions and 0 deletions
@@ -196,6 +196,13 @@ class ChatBloc

  void _startLongPoll(String token) {
    if (!_appResumed) return;
+    // A load chain may finish AFTER the user already switched chats — e.g. a
+    // notification tap resumes the app (lifecycle refresh starts loading the
+    // still-open chat A) and then navigates to chat B. Without this guard the
+    // stale chain's completion would hijack the long-poll back to A and its
+    // responses would merge A's messages into B's state (chat B showing chat
+    // A's content) while B never receives live updates.
+    if ((innerState?.currentToken ?? '') != token) return;
    if (_pollingToken == token) return;
    _stopLongPoll();
    _pollingToken = token;