feat: improve chat feedback navigation

ai_knowledge_base_v2/apps/backend/tests/test_admin_pagination.py

@@ -99,6 +99,7 @@ def test_chat_detail_messages_are_paginated():
             ChatMessage(id=index + 1, session_id=1, user_id=1, role="user", content=f"消息{index + 1}")
             for index in range(25)
         ])
+        db.add(AiRequestLog(session_id=1, status="success", prompt="p" * 100_000, retrieved_chunks='[{"content":"large"}]'))
         db.commit()
 
         response = chat_detail(
@@ -116,6 +117,7 @@ def test_chat_detail_messages_are_paginated():
         assert data["messagesPage"]["page"] == 2
         assert len(data["messages"]) == 10
         assert data["messages"][0]["content"] == "消息11"
+        assert data["aiLogs"] == []
 
 
 def test_chat_detail_focus_message_opens_its_page_in_chronological_order():
@@ -164,7 +166,7 @@ def test_chat_messages_endpoint_returns_only_message_page():
         db.add(AiRequestLog(session_id=1, status="success", prompt="p" * 5000, retrieved_chunks='[{"content":"large"}]'))
         db.commit()
 
-        response = chat_messages(1, page=2, pageSize=10, db=db, current_admin=object())
+        response = chat_messages(1, keyword="", page=2, pageSize=10, db=db, current_admin=object())
 
         data = response["data"]
         assert data["total"] == 12
@@ -173,6 +175,32 @@ def test_chat_messages_endpoint_returns_only_message_page():
         assert "aiLogs" not in data
 
 
+def test_chat_messages_keyword_search_is_scoped_and_paginated():
+    with _database() as db:
+        user = User(id=1, phone="13800000000", name="学员", daily_chat_limit=10)
+        session = ChatSession(id=1, user_id=1, title="搜索会话", message_count=24)
+        other_session = ChatSession(id=2, user_id=1, title="其他会话", message_count=1)
+        db.add_all([user, session, other_session])
+        db.add_all([
+            ChatMessage(
+                id=index,
+                session_id=1,
+                user_id=1,
+                role="user",
+                content=f"第{index}条 关键字" if index % 2 == 0 else f"第{index}条普通内容",
+            )
+            for index in range(1, 25)
+        ])
+        db.add(ChatMessage(id=100, session_id=2, user_id=1, role="user", content="其他会话关键字"))
+        db.commit()
+
+        response = chat_messages(1, keyword="关键字", page=2, pageSize=10, db=db, current_admin=object())
+
+        data = response["data"]
+        assert data["total"] == 12
+        assert [item["id"] for item in data["items"]] == [22, 24]
+
+
 def test_retrieval_and_attention_lists_are_paginated():
     with _database() as db:
         for index in range(21):

ai_knowledge_base_v2/apps/backend/tests/test_message_feedback.py

@@ -55,3 +55,47 @@ def test_feedback_export_workbook_is_formatted_and_formula_safe() -> None:
     assert "AI生成内容，请结合实际情况核对后使用。" in sheet["H2"].value
     assert sheet["I2"].value == created_at + timedelta(hours=8)
     assert sheet.tables["FeedbackRecords"].ref == "A1:J2"
+
+
+def test_feedback_detail_locates_target_beyond_first_two_hundred_messages() -> None:
+    engine = create_engine("sqlite:///:memory:", connect_args={"check_same_thread": False}, poolclass=StaticPool)
+    Base.metadata.create_all(engine)
+    with Session(engine) as db:
+        user = User(id=1, phone="13800000000", name="测试用户")
+        admin = Admin(id=1, username="admin", password="hash", name="管理员", is_super_admin=1, must_change_password=0)
+        session = ChatSession(id=1, user_id=1, title="超长会话", message_count=250)
+        created_at = datetime(2026, 8, 29, 9, 0)
+        db.add_all([user, admin, session])
+        db.add_all([
+            ChatMessage(
+                id=index,
+                session_id=1,
+                user_id=1,
+                role="assistant" if index % 2 == 0 else "user",
+                content=f"消息{index}",
+                message_status="FINISHED",
+                created_at=created_at,
+            )
+            for index in range(1, 251)
+        ])
+        db.commit()
+
+        feedback_id = create_feedback(
+            FeedbackCreate(messageId=230, content="这条回答有问题"),
+            db=db,
+            user=user,
+        )["data"]["id"]
+        detail = feedback_detail(
+            feedback_id,
+            messagePage=None,
+            messagePageSize=20,
+            db=db,
+            admin=admin,
+        )["data"]
+
+        assert detail["messagesPage"]["page"] == 12
+        assert detail["messagesPage"]["total"] == 250
+        assert [item["id"] for item in detail["messages"]] == list(range(221, 241))
+        target = next(item for item in detail["messages"] if item["isTarget"])
+        assert target["id"] == 230
+        assert target["createdAt"] == "2026-08-29T09:00:00.000Z"