refactor: use backend chat sessions

src/components/chat/hooks/useAgentChatSession.test.tsx

@@ -12,44 +12,38 @@ jest.mock("@/lib/chatStream", () => ({
   streamAgentChat: jest.fn(async () => undefined),
 }));
 
-const loadActiveChatState = jest.fn();
 const listChatSessions = jest.fn();
 const saveActiveChatState = jest.fn();
 const updateChatSessionTitle = jest.fn();
 
 jest.mock("../chatStorage", () => ({
-  deleteChatSession: jest.fn(async () => undefined),
-  listChatSessions: (...args: unknown[]) => listChatSessions(...args),
-  loadActiveChatState: (...args: unknown[]) => loadActiveChatState(...args),
-  loadChatSessionById: jest.fn(async () => ({
-    storageSessionId: "session-loaded",
-    title: "已存在会话",
+  createEmptyChatState: jest.fn(() => ({
+    title: undefined,
     isTitleManuallyEdited: false,
     messages: [],
     sessionId: undefined,
     branchGroups: [],
   })),
+  deleteChatSession: jest.fn(async () => undefined),
+  listChatSessions: (...args: unknown[]) => listChatSessions(...args),
+  loadChatSessionById: jest.fn(async () => ({
+    title: "已存在会话",
+    isTitleManuallyEdited: false,
+    messages: [],
+    sessionId: "session-loaded",
+    branchGroups: [],
+  })),
   saveActiveChatState: (...args: unknown[]) => saveActiveChatState(...args),
   updateChatSessionTitle: (...args: unknown[]) => updateChatSessionTitle(...args),
 }));
 
 describe("useAgentChatSession", () => {
   beforeEach(() => {
-    loadActiveChatState.mockReset();
     listChatSessions.mockReset();
     saveActiveChatState.mockReset();
     updateChatSessionTitle.mockReset();
     jest.mocked(streamAgentChat).mockReset();
-    saveActiveChatState.mockImplementation(async (state) => state.storageSessionId);
-
-    loadActiveChatState.mockResolvedValue({
-      storageSessionId: undefined,
-      title: undefined,
-      isTitleManuallyEdited: false,
-      messages: [],
-      sessionId: undefined,
-      branchGroups: [],
-    });
+    saveActiveChatState.mockImplementation(async (state) => state.sessionId);
   });
 
   it("does not add a new empty session to history until there is actual chat content", async () => {
@@ -70,7 +64,7 @@ describe("useAgentChatSession", () => {
 
     await waitFor(() => expect(result.current.sessionTitle).toBe("新对话"));
     expect(result.current.chatSessions).toEqual([]);
-    expect(result.current.activeStorageSessionId).toBeUndefined();
+    expect(result.current.activeSessionId).toBeUndefined();
     expect(result.current.messages).toEqual([]);
     expect(result.current.isStreaming).toBe(false);
     expect(listChatSessions).toHaveBeenCalledTimes(1);
@@ -164,14 +158,6 @@ describe("useAgentChatSession", () => {
 
   it("ignores generated session titles after the title was edited manually", async () => {
     listChatSessions.mockResolvedValue([]);
-    loadActiveChatState.mockResolvedValue({
-      storageSessionId: "session-1",
-      title: "手动标题",
-      isTitleManuallyEdited: true,
-      messages: [],
-      sessionId: "session-1",
-      branchGroups: [],
-    });
     jest.mocked(streamAgentChat).mockImplementationOnce(async ({ onEvent }) => {
       onEvent({
         type: "session_title",
@@ -193,13 +179,23 @@ describe("useAgentChatSession", () => {
 
     await waitFor(() => expect(result.current.isHydrating).toBe(false));
 
+    await act(async () => {
+      await result.current.switchSession("session-loaded");
+    });
+
+    await act(async () => {
+      await result.current.renameSession("session-loaded", "手动标题");
+    });
+
+    await waitFor(() => expect(updateChatSessionTitle).toHaveBeenCalled());
+
     await act(async () => {
       await result.current.sendPrompt("帮我分析一下");
     });
 
     expect(result.current.sessionTitle).toBe("手动标题");
     expect(updateChatSessionTitle).not.toHaveBeenCalledWith(
-      "session-1",
+      "session-loaded",
       "自动标题",
       expect.anything(),
     );