fix: skip trimming for active sessions to preserve anchor

2026-01-19 14:04:23 +02:00
parent 0f7eefe574
commit f59c7b2525
1 changed files with 5 additions and 0 deletions
@@ -506,6 +506,11 @@ export const useSessionStore = create<SessionStore>()(
                getActiveTurnAnchor: (sessionId: string) => useMessageStore.getState().getActiveTurnAnchor(sessionId),
                trimToViewportWindow: (sessionId: string, targetSize?: number) => {
                    const currentSessionId = useSessionManagementStore.getState().currentSessionId;
+                    // Skip trimming for sessions in active phase (busy/cooldown) to preserve anchor/spacer
+                    const phase = get().sessionActivityPhase?.get(sessionId);
+                    if (phase === 'busy' || phase === 'cooldown') {
+                        return;
+                    }
                    return useMessageStore.getState().trimToViewportWindow(sessionId, targetSize, currentSessionId || undefined);
                },
                evictLeastRecentlyUsed: () => {