feat(chat): 优化分析过程与结果展示

src/lib/chatStream.test.ts

@@ -100,6 +100,27 @@ describe("streamAgentChat", () => {
     ]);
   });
 
+  it("parses one complete final answer event", async () => {
+    mockNewSessionStream({
+      ok: true,
+      body: makeStream([
+        'event: final_answer\ndata: {"session_id":"s1","content":"完整分析结果"}\n\n',
+        'event: done\ndata: {"session_id":"s1"}\n\n',
+      ]),
+    });
+    const events: StreamEvent[] = [];
+
+    await streamAgentChat({
+      message: "分析",
+      onEvent: (event) => events.push(event),
+    });
+
+    expect(events).toEqual([
+      { type: "final_answer", sessionId: "s1", content: "完整分析结果" },
+      { type: "done", sessionId: "s1" },
+    ]);
+  });
+
   it("parses state events from a resumed stream", async () => {
     apiFetch.mockResolvedValue({
       ok: true,
@@ -172,6 +193,41 @@ describe("streamAgentChat", () => {
     });
   });
 
+  it("parses grouped activities and inherited permission reasons", async () => {
+    mockNewSessionStream({
+      ok: true,
+      body: makeStream([
+        'event: activity_update\ndata: {"session_id":"s1","activity":{"id":"a1","title":"准备分析数据","reason":"需要先确认输入数据完整。","status":"running","started_at":100,"elapsed_ms":25,"actions":[{"id":"x1","tool":"tjwater_cli","title":"查询后端数据","status":"running","target":"data list","started_at":110,"elapsed_ms":15}]},"todos":[{"id":"t1","content":"准备分析数据","status":"completed","priority":"high"},{"id":"t2","content":"生成分析结果","status":"in_progress","priority":"medium"}],"todos_created_at":125}\n\n',
+        'event: permission_request\ndata: {"session_id":"s1","request_id":"p1","permission":"bash","patterns":["python3 analysis.py"],"target":"python3 analysis.py","always":[],"activity_id":"a1","reason":"需要先确认输入数据完整。","created_at":123}\n\n',
+      ]),
+    });
+    const events: StreamEvent[] = [];
+
+    await streamAgentChat({ message: "分析", onEvent: (event) => events.push(event) });
+
+    expect(events[0]).toMatchObject({
+      type: "activity_update",
+      sessionId: "s1",
+      activity: {
+        id: "a1",
+        title: "准备分析数据",
+        reason: "需要先确认输入数据完整。",
+        status: "running",
+        actions: [expect.objectContaining({ id: "x1", target: "data list" })],
+      },
+      todos: [
+        expect.objectContaining({ id: "t1", status: "completed" }),
+        expect.objectContaining({ id: "t2", status: "in_progress" }),
+      ],
+      todosCreatedAt: 125,
+    });
+    expect(events[1]).toMatchObject({
+      type: "permission_request",
+      activityId: "a1",
+      reason: "需要先确认输入数据完整。",
+    });
+  });
+
   it("parses credential refresh lifecycle events", async () => {
     mockNewSessionStream({
       ok: true,
@@ -246,6 +302,8 @@ describe("streamAgentChat", () => {
         permission: "bash",
         patterns: ["rm *"],
         target: "rm tmp.txt",
+        activityId: undefined,
+        reason: undefined,
         always: ["rm *"],
         tool: undefined,
         createdAt: 123,