Preserve conversation history during session retry

Author: charlesvien

apps/twig/src/renderer/features/sessions/service/service.ts

@@ -1218,6 +1218,7 @@ export class SessionService {
 
   /**
    * Clear session error and allow retry.
+   * Preserves session events so the conversation stays visible during reconnect.
    */
   async clearSessionError(taskId: string): Promise<void> {
     const session = sessionStoreSetters.getSessionByTaskId(taskId);
@@ -1238,7 +1239,12 @@ export class SessionService {
         });
       }
       this.unsubscribeFromChannel(session.taskRunId);
-      sessionStoreSetters.removeSession(session.taskRunId);
+      // Clear error state but keep the session and its events so the
+      // conversation remains visible while we reconnect.
+      sessionStoreSetters.updateSession(session.taskRunId, {
+        status: "disconnected",
+        errorMessage: undefined,
+      });
     }
     // Clear from connecting tasks as well
     this.connectingTasks.delete(taskId);

apps/twig/src/renderer/features/task-detail/components/TaskLogsPanel.tsx

@@ -54,7 +54,7 @@ export function TaskLogsPanel({ taskId, task }: TaskLogsPanelProps) {
   const isResumingExistingSession = !!task.latest_run?.id;
   const isInitializing =
     !session ||
-    session.status === "connecting" ||
+    (session.status === "connecting" && events.length === 0) ||
     (session.status === "connected" &&
       events.length === 0 &&
       (isPromptPending ||