fix: 修复未登录态授权刷新循环

src/components/game-shell/PreGameSelectionFlow.agent.interaction.test.tsx

@@ -367,7 +367,7 @@ beforeEach(() => {
 test('create tab opens game type modal, keeps AIRP and visual novel locked, and enters agent workspace for RPG', async () => {
   const user = userEvent.setup();
 
-  render(<TestWrapper />);
+  render(<TestWrapper withAuth />);
 
   await clickFirstButtonByName(user, '创作');
   await clickFirstButtonByName(user, /开启新的创作/u);
@@ -456,10 +456,37 @@ test('selecting RPG creation while logged out routes through requireAuth', async
   expect(createCustomWorldAgentSession).not.toHaveBeenCalled();
 });
 
+test('restoring an agent workspace while logged out opens login modal before loading the protected session', async () => {
+  const openLoginModal = vi.fn();
+
+  window.history.replaceState(
+    null,
+    '',
+    '/?customWorldSessionId=custom-world-agent-session-1',
+  );
+
+  render(
+    <TestWrapper
+      authValue={createAuthValue({
+        user: null,
+        openLoginModal,
+        requireAuth: vi.fn(),
+      })}
+    />,
+  );
+
+  await waitFor(() => {
+    expect(openLoginModal).toHaveBeenCalledTimes(1);
+  });
+
+  expect(openLoginModal).toHaveBeenCalledWith(expect.any(Function));
+  expect(getCustomWorldAgentSession).not.toHaveBeenCalled();
+});
+
 test('starting draft generation leaves the agent workspace and shows the generation progress view', async () => {
   const user = userEvent.setup();
 
-  render(<TestWrapper />);
+  render(<TestWrapper withAuth />);
 
   await clickFirstButtonByName(user, '创作');
   await clickFirstButtonByName(user, /开启新的创作/u);
@@ -593,7 +620,7 @@ test('existing draft sessions enter the legacy result layout directly', async ()
     ],
   });
 
-  render(<TestWrapper />);
+  render(<TestWrapper withAuth />);
 
   await clickFirstButtonByName(user, '创作');
   await clickFirstButtonByName(user, /开启新的创作/u);

src/components/game-shell/PreGameSelectionFlow.tsx

@@ -186,6 +186,7 @@ export function PreGameSelectionFlow({
   const authUi = useAuthUi();
   const initialAgentUiStateRef = useRef(readCustomWorldAgentUiState());
   const hasAppliedInitialAgentWorkspaceRef = useRef(false);
+  const hasRequestedInitialAgentWorkspaceAuthRef = useRef(false);
   const [generatedCustomWorldProfile, setGeneratedCustomWorldProfile] =
     useState<CustomWorldProfile | null>(null);
   const [savedCustomWorldEntries, setSavedCustomWorldEntries] = useState<
@@ -340,16 +341,29 @@ export function PreGameSelectionFlow({
   );
 
   useEffect(() => {
-    if (hasAppliedInitialAgentWorkspaceRef.current) {
+    const initialAgentSessionId = initialAgentUiStateRef.current.activeSessionId;
+
+    if (!initialAgentSessionId || hasAppliedInitialAgentWorkspaceRef.current) {
+      return;
+    }
+
+    setPlatformTab('create');
+
+    // URL 或 sessionStorage 中残留的共创工作区属于受保护入口，
+    // 未登录时只允许先唤起登录弹窗，不能直接恢复会话请求。
+    if (!authUi?.user) {
+      if (!hasRequestedInitialAgentWorkspaceAuthRef.current) {
+        hasRequestedInitialAgentWorkspaceAuthRef.current = true;
+        authUi?.openLoginModal?.(() => {
+          setSelectionStage('agent-workspace');
+        });
+      }
       return;
     }
 
     hasAppliedInitialAgentWorkspaceRef.current = true;
-    if (initialAgentUiStateRef.current.activeSessionId) {
-      setPlatformTab('create');
-      setSelectionStage('agent-workspace');
-    }
-  }, [setSelectionStage]);
+    setSelectionStage('agent-workspace');
+  }, [authUi?.openLoginModal, authUi?.user, setSelectionStage]);
 
   useEffect(() => {
     if (!selectedDetailEntry) {
@@ -530,6 +544,16 @@ export function PreGameSelectionFlow({
   useEffect(() => {
     if (!activeAgentSessionId) {
       setAgentSession(null);
+      setAgentOperation(null);
+      setIsLoadingAgentSession(false);
+      setStreamingAgentReplyText('');
+      setIsStreamingAgentReply(false);
+      return;
+    }
+
+    if (!authUi?.user) {
+      setAgentSession(null);
+      setAgentOperation(null);
       setIsLoadingAgentSession(false);
       setStreamingAgentReplyText('');
       setIsStreamingAgentReply(false);
@@ -572,13 +596,14 @@ export function PreGameSelectionFlow({
     };
   }, [
     activeAgentSessionId,
+    authUi?.user,
     persistAgentUiState,
     setSelectionStage,
     syncAgentSessionSnapshot,
   ]);
 
   useEffect(() => {
-    if (!activeAgentSessionId || !activeAgentOperationId) {
+    if (!activeAgentSessionId || !activeAgentOperationId || !authUi?.user) {
       return;
     }
 
@@ -638,6 +663,7 @@ export function PreGameSelectionFlow({
   }, [
     activeAgentOperationId,
     activeAgentSessionId,
+    authUi?.user,
     persistAgentUiState,
     syncAgentSessionSnapshot,
   ]);