🚧 add api methods define

nonebot/adapters/mirai/event/message.py

@@ -1,4 +1,4 @@
-from typing import TYPE_CHECKING
+from typing import Any
 
 from pydantic import Field
 
@@ -10,7 +10,7 @@ from .base import Event, PrivateSenderInfo, SenderInfo
 
 class MessageEvent(Event):
     message_chain: MessageChain = Field(alias='messageChain')
-    sender: SenderInfo
+    sender: Any
 
     @overrides(Event)
     def get_message(self) -> MessageChain:
@@ -22,20 +22,36 @@ class MessageEvent(Event):
 
     @overrides(Event)
     def get_user_id(self) -> str:
-        return str(self.sender.id)
+        raise NotImplementedError
 
     @overrides(Event)
     def get_session_id(self) -> str:
-        return self.get_user_id()
+        raise NotImplementedError
 
 
 class GroupMessage(MessageEvent):
-    pass
+    sender: SenderInfo
+
+    @overrides(MessageEvent)
+    def get_session_id(self) -> str:
+        return f'group_{self.sender.group.id}_' + self.get_user_id()
 
 
 class FriendMessage(MessageEvent):
     sender: PrivateSenderInfo
 
+    @overrides(MessageEvent)
+    def get_user_id(self) -> str:
+        return str(self.sender.id)
+
+    @overrides
+    def get_session_id(self) -> str:
+        return 'friend_' + self.get_user_id()
+
 
 class TempMessage(MessageEvent):
-    pass
+    sender: SenderInfo
+
+    @overrides
+    def get_session_id(self) -> str:
+        return f'temp_{self.sender.group.id}_' + self.get_user_id()