fix(ui): dispatch queued messages when session is already idle (#1978)

Co-authored-by: bashrusakh <bashrusakh@users.noreply.github.com>

packages/ui/src/hooks/useQueuedMessageAutoSend.test.ts

@@ -35,13 +35,17 @@ import {
 
 describe('shouldDispatchQueuedAutoSend', () => {
   test('dispatches only after an active session becomes idle', () => {
-    expect(shouldDispatchQueuedAutoSend('busy', 'idle')).toBe(true);
-    expect(shouldDispatchQueuedAutoSend('retry', 'idle')).toBe(true);
+    expect(shouldDispatchQueuedAutoSend('busy', 'idle', false)).toBe(true);
+    expect(shouldDispatchQueuedAutoSend('retry', 'idle', false)).toBe(true);
   });
 
   test('does not dispatch when idle is only first seen or status is missing', () => {
-    expect(shouldDispatchQueuedAutoSend(undefined, 'idle')).toBe(false);
-    expect(shouldDispatchQueuedAutoSend('idle', 'idle')).toBe(false);
+    expect(shouldDispatchQueuedAutoSend(undefined, 'idle', false)).toBe(false);
+    expect(shouldDispatchQueuedAutoSend('idle', 'idle', false)).toBe(false);
+  });
+
+  test('dispatches when idle→idle and queue has items', () => {
+    expect(shouldDispatchQueuedAutoSend('idle', 'idle', true)).toBe(true);
   });
 });
 

packages/ui/src/hooks/useQueuedMessageAutoSend.ts

@@ -110,7 +110,9 @@ const resolveSessionSendConfig = (sessionId: string) => {
 export const shouldDispatchQueuedAutoSend = (
   previousStatusType: SessionStatusType | undefined,
   currentStatusType: SessionStatusType,
+  hasQueuedItems: boolean = false,
 ): boolean => {
+  if (hasQueuedItems && currentStatusType === 'idle') return true;
   return (previousStatusType === 'busy' || previousStatusType === 'retry')
     && currentStatusType === 'idle';
 };
@@ -202,7 +204,7 @@ export function useQueuedMessageAutoSend(enabledOrOptions?: boolean | { enabled?
       }
 
       if (queue.length > 0 && (
-        shouldDispatchQueuedAutoSend(previousStatusType, currentStatusType)
+        shouldDispatchQueuedAutoSend(previousStatusType, currentStatusType, queue.length > 0)
         || (wasAutoReviewBlocked && !isAutoReviewRunning && currentStatusType === 'idle')
       )) {
         void dispatchSessionQueue(sessionId, queue);