fix: database_service._to_dict 使用 model_dump() 导致 msgpack 序列化失败

src/config/config.py

@@ -56,7 +56,7 @@ BOT_CONFIG_PATH: Path = (CONFIG_DIR / "bot_config.toml").resolve().absolute()
 MODEL_CONFIG_PATH: Path = (CONFIG_DIR / "model_config.toml").resolve().absolute()
 LEGACY_ENV_PATH: Path = (PROJECT_ROOT / ".env").resolve().absolute()
 A_MEMORIX_LEGACY_CONFIG_PATH: Path = (CONFIG_DIR / "a_memorix.toml").resolve().absolute()
-MMC_VERSION: str = "1.0.0-pre.16"
+MMC_VERSION: str = "1.0.0-pre.17"
 CONFIG_VERSION: str = "8.10.15"
 MODEL_CONFIG_VERSION: str = "1.16.1"
 

src/services/database_service.py

@@ -3,7 +3,8 @@
 import json
 import time
 import traceback
-from datetime import datetime
+from datetime import date, datetime
+from enum import Enum
 from typing import TYPE_CHECKING, Any, Optional, cast
 
 from sqlalchemy import delete, func
@@ -19,14 +20,28 @@ if TYPE_CHECKING:
 logger = get_logger("database_service")
 
 
+def _to_msgpack_value(value: Any) -> Any:
+    if isinstance(value, datetime):
+        return value.isoformat()
+    if isinstance(value, date):
+        return value.isoformat()
+    if isinstance(value, Enum):
+        return value.value
+    if isinstance(value, dict):
+        return {_to_msgpack_value(key): _to_msgpack_value(item) for key, item in value.items()}
+    if isinstance(value, (list, tuple, set)):
+        return [_to_msgpack_value(item) for item in value]
+    return value
+
+
 def _to_dict(record: Any) -> dict[str, Any]:
     if record is None:
         return {}
     if isinstance(record, dict):
-        return record
+        return _to_msgpack_value(record)
     if hasattr(record, "model_dump"):
-        return record.model_dump()
-    return dict(record.__dict__) if hasattr(record, "__dict__") else {}
+        return _to_msgpack_value(record.model_dump())
+    return _to_msgpack_value(dict(record.__dict__)) if hasattr(record, "__dict__") else {}
 
 
 def _get_model_field(model_class: type[SQLModel], field_name: str) -> Any: