fix: hide internal cron prompts from webui

nanobot/session/webui_turns.py

@@ -22,6 +22,7 @@ from nanobot.bus.runtime_events import (
     TurnCompleted,
     TurnRunStatusChanged,
 )
+from nanobot.cron.session_turns import CRON_HISTORY_META
 from nanobot.providers.base import LLMProvider
 from nanobot.session.goal_state import goal_state_ws_blob
 from nanobot.session.manager import Session, SessionManager
@@ -68,6 +69,8 @@ def _title_inputs(session: Session) -> tuple[str, str]:
     for message in session.messages:
         if message.get("_command") is True:
             continue
+        if message.get(CRON_HISTORY_META) is True:
+            continue
         role = message.get("role")
         content = message.get("content")
         if not isinstance(content, str) or not content.strip():

nanobot/webui/session_list_index.py

@@ -14,6 +14,7 @@ from typing import Any
 
 from loguru import logger
 
+from nanobot.cron.session_turns import CRON_HISTORY_META
 from nanobot.session.manager import (
     _SESSION_LIST_PREVIEW_MAX_CHARS,
     _SESSION_LIST_PREVIEW_MAX_RECORDS,
@@ -142,6 +143,8 @@ def _preview_from_messages(messages: list[dict[str, Any]]) -> str:
             or scanned_chars > _SESSION_LIST_PREVIEW_MAX_CHARS
         ):
             break
+        if item.get(CRON_HISTORY_META) is True:
+            continue
         text = _message_preview_text(item)
         if not text:
             continue
@@ -193,6 +196,8 @@ def _scan_session_row(session_manager: SessionManager, path: Path) -> dict[str,
                 item = json.loads(line)
                 if item.get("_type") == "metadata":
                     continue
+                if item.get(CRON_HISTORY_META) is True:
+                    continue
                 text = _message_preview_text(item)
                 if not text:
                     continue

nanobot/webui/transcript.py

@@ -17,6 +17,7 @@ from urllib.parse import unquote, urlparse
 from loguru import logger
 
 from nanobot.config.paths import get_webui_dir
+from nanobot.cron.session_turns import CRON_HISTORY_META
 from nanobot.session.manager import SessionManager
 from nanobot.webui.metadata import WEBUI_MESSAGE_SOURCE_METADATA_KEY, WEBUI_TURN_METADATA_KEY
 
@@ -854,6 +855,8 @@ def _session_user_event(
 ) -> dict[str, Any] | None:
     if message.get("role") != "user":
         return None
+    if message.get(CRON_HISTORY_META) is True:
+        return None
     content = message.get("content")
     text = content if isinstance(content, str) else ""
     media = message.get("media")

tests/agent/test_loop_save_turn.py

@@ -181,6 +181,31 @@ async def test_generate_webui_title_ignores_command_only_sessions(tmp_path: Path
     loop.provider.chat_with_retry.assert_not_awaited()
 
 
+@pytest.mark.asyncio
+async def test_generate_webui_title_ignores_cron_internal_turns(tmp_path: Path) -> None:
+    loop = _make_full_loop(tmp_path)
+    session = loop.sessions.get_or_create("websocket:cron-title")
+    session.metadata[WEBUI_SESSION_METADATA_KEY] = True
+    session.add_message(
+        "user",
+        "Scheduled cron job triggered: 30s-test\n\nInternal reminder prompt",
+        **{CRON_HISTORY_META: True},
+    )
+    session.add_message("assistant", "提醒已经到期。")
+    loop.sessions.save(session)
+
+    generated = await maybe_generate_webui_title(
+        sessions=loop.sessions,
+        session_key="websocket:cron-title",
+        provider=loop.provider,
+        model=loop.model,
+    )
+
+    assert generated is False
+    assert WEBUI_TITLE_METADATA_KEY not in session.metadata
+    loop.provider.chat_with_retry.assert_not_awaited()
+
+
 def test_webui_title_update_uses_captured_llm_runtime(
     tmp_path: Path,
     monkeypatch: pytest.MonkeyPatch,

tests/channels/test_websocket_channel.py

@@ -2866,3 +2866,49 @@ def test_handle_webui_thread_get_backfills_legacy_missing_user_rows(
         "legacy question",
         "legacy answer",
     ]
+
+
+def test_handle_webui_thread_get_does_not_backfill_cron_internal_prompt(
+    tmp_path,
+    monkeypatch,
+) -> None:
+    from urllib.parse import quote
+
+    from websockets.datastructures import Headers
+    from websockets.http11 import Request
+
+    from nanobot.cron.session_turns import CRON_HISTORY_META
+    from nanobot.webui.transcript import append_transcript_object
+
+    monkeypatch.setattr("nanobot.config.paths.get_data_dir", lambda: tmp_path)
+    workspace = tmp_path / "workspace"
+    sessions = SessionManager(workspace)
+    key = "websocket:c-cron"
+    session = sessions.get_or_create(key)
+    session.add_message(
+        "user",
+        "Scheduled cron job triggered: 30s-test\n\nInternal reminder prompt",
+        **{CRON_HISTORY_META: True},
+    )
+    session.add_message("assistant", "提醒已经到期。")
+    sessions.save(session)
+    append_transcript_object(
+        key,
+        {"event": "message", "chat_id": "c-cron", "text": "提醒已经到期。"},
+    )
+
+    bus = MagicMock()
+    channel = WebSocketChannel(
+        {"enabled": True, "allowFrom": ["*"]},
+        bus,
+        gateway=_basic_handler(bus, session_manager=sessions, workspace_path=workspace),
+    )
+    channel.gateway.tokens.api_tokens["tok"] = time.monotonic() + 300.0
+    enc = quote(key, safe="")
+    req = Request(f"/api/sessions/{enc}/webui-thread", Headers([("Authorization", "Bearer tok")]))
+    resp = channel.gateway.http._handle_webui_thread_get(req, enc)
+
+    assert resp.status_code == 200
+    body = json.loads(resp.body.decode())
+    assert [message["role"] for message in body["messages"]] == ["assistant"]
+    assert [message["content"] for message in body["messages"]] == ["提醒已经到期。"]

tests/webui/test_session_list_index.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 from pathlib import Path
 
 import nanobot.webui.session_list_index as session_list_index
+from nanobot.cron.session_turns import CRON_HISTORY_META
 from nanobot.session.manager import SessionManager
 
 
@@ -71,5 +72,19 @@ def test_webui_session_list_drops_deleted_index_rows(tmp_path: Path) -> None:
     assert list_webui_sessions(manager) == []
 
 
+def test_webui_session_list_skips_cron_internal_user_preview(tmp_path: Path) -> None:
+    manager = SessionManager(tmp_path)
+    session = manager.get_or_create("websocket:cron-preview")
+    session.add_message(
+        "user",
+        "Scheduled cron job triggered: 30s-test\n\nInternal reminder prompt",
+        **{CRON_HISTORY_META: True},
+    )
+    session.add_message("assistant", "提醒已经到期。")
+    manager.save(session)
+
+    assert list_webui_sessions(manager)[0]["preview"] == "提醒已经到期。"
+
+
 def list_webui_sessions(manager: SessionManager) -> list[dict]:
     return session_list_index.list_webui_sessions(manager)