ChatSession(原ChatStream)与ChatManager；由于功能简单，测试略

src/common/data_models/chat_session_data_model.py

@@ -1,3 +1,4 @@
+from datetime import datetime
 from typing import Optional
 
 from src.common.database.database_model import ChatSession
@@ -6,11 +7,22 @@ from . import BaseDatabaseDataModel
 
 
 class MaiChatSession(BaseDatabaseDataModel[ChatSession]):
-    def __init__(self, session_id: str, platform: str, user_id: Optional[str] = None, group_id: Optional[str] = None):
-        self.session_id = session_id
-        self.platform = platform
-        self.user_id = user_id
-        self.group_id = group_id
+    def __init__(
+        self,
+        session_id: str,
+        platform: str,
+        user_id: Optional[str] = None,
+        group_id: Optional[str] = None,
+        created_timestamp: Optional[datetime] = None,
+        last_active_timestamp: Optional[datetime] = None,
+    ):
+        self.session_id: str = session_id
+        self.platform: str = platform
+        self.user_id: Optional[str] = user_id
+        self.group_id: Optional[str] = group_id
+        self.created_timestamp: datetime = created_timestamp or datetime.now()
+        """会话创建时间，默认为当前时间"""
+        self.last_active_timestamp: Optional[datetime] = last_active_timestamp
 
         # 验证字段
         assert self.platform, "Platform must be provided"
@@ -26,6 +38,8 @@ class MaiChatSession(BaseDatabaseDataModel[ChatSession]):
             platform=db_record.platform,
             user_id=db_record.user_id,
             group_id=db_record.group_id,
+            created_timestamp=db_record.created_timestamp,
+            last_active_timestamp=db_record.last_active_timestamp,
         )
 
     def to_db_instance(self) -> ChatSession:
@@ -34,4 +48,6 @@ class MaiChatSession(BaseDatabaseDataModel[ChatSession]):
             platform=self.platform,
             user_id=self.user_id,
             group_id=self.group_id,
+            created_timestamp=self.created_timestamp,
+            last_active_timestamp=self.last_active_timestamp,
         )

src/common/data_models/person_info_data_model.py

@@ -78,6 +78,9 @@ class MaiPersonInfo(BaseDatabaseDataModel[PersonInfo]):
         )
 
     def to_db_instance(self) -> "PersonInfo":
+        group_cardname = (
+            json.dumps([gc.__dict__ for gc in self.group_cardname_list]) if self.group_cardname_list else None
+        )
         return PersonInfo(
             is_known=self.is_known,
             person_id=self.person_id,
@@ -86,7 +89,7 @@ class MaiPersonInfo(BaseDatabaseDataModel[PersonInfo]):
             platform=self.platform,
             user_id=self.user_id,
             user_nickname=self.user_nickname,
-            group_cardname=json.dumps([gn.__dict__ for gn in self.group_cardname_list]) if self.group_cardname_list else None,
+            group_cardname=group_cardname,
             memory_points=json.dumps(self.memory_points) if self.memory_points else None,
             know_counts=self.know_counts,
             first_known_time=self.first_known_time,