半成品，为了保存记录，请勿使用。

utils.py

@@ -1,4 +1,5 @@
 from dotenv import load_dotenv
+
 # 加载.env文件
 load_dotenv()
 
@@ -108,48 +109,6 @@ def rename_session_widget(agent: Agent) -> None:
                 st.session_state.session_edit_mode = False
                 st.rerun()
 
-
-def session_selector_widget(agent: Agent, model_id: str) -> None:
-    """Display a session selector in the sidebar"""
-
-    if agent.storage:
-        agent_sessions = agent.storage.get_all_sessions()
-        # Get session names if available, otherwise use IDs
-        session_options = []
-        for session in agent_sessions:
-            session_id = session.session_id
-            session_name = (
-                session.session_data.get("session_name", None)
-                if session.session_data
-                else None
-            )
-            display_name = session_name if session_name else session_id
-            session_options.append({"id": session_id, "display": display_name})
-
-        # Display session selector
-        #selected_session = st.sidebar.selectbox(
-        #    "会话",
-        #    options=[s["display"] for s in session_options],
-        #    key="session_selector",
-        #)
-        # Find the selected session ID
-        #selected_session_id = next(
-        #    s["id"] for s in session_options if s["display"] == selected_session
-        #)
-        if len(session_options) > 0:
-            selected_session_id = session_options[0]["id"]
-
-        if st.session_state["agentic_rag_agent_session_id"] != selected_session_id:
-            logger.info(
-                f"---*--- Loading {model_id} run: {selected_session_id} ---*---"
-            )
-            st.session_state["agentic_rag_agent"] = get_agentic_rag_agent(
-                model_id=model_id,
-                session_id=selected_session_id,
-            )
-            st.rerun()
-
-
 def about_widget() -> None:
     """Display an about section in the sidebar"""
     st.sidebar.markdown("---")