Fallback to an unavailable guild instead of an Object in interactions

discord/app_commands/namespace.py

@@ -168,7 +168,7 @@ class Namespace:
         state = interaction._state
         members = resolved.get('members', {})
         guild_id = interaction.guild_id
-        guild = (state._get_guild(guild_id) or Object(id=guild_id)) if guild_id is not None else None
+        guild = state._get_or_create_unavailable_guild(guild_id) if guild_id is not None else None
         type = AppCommandOptionType.user.value
         for (user_id, user_data) in resolved.get('users', {}).items():
             try:

discord/guild.py

@@ -452,6 +452,10 @@ class Guild(Hashable):
 
         return role
 
+    @classmethod
+    def _create_unavailable(cls, *, state: ConnectionState, guild_id: int) -> Guild:
+        return cls(state=state, data={'id': guild_id, 'unavailable': True})  # type: ignore
+
     def _from_data(self, guild: GuildPayload) -> None:
         try:
             self._member_count = guild['member_count']

discord/interactions.py

@@ -38,7 +38,6 @@ from .channel import PartialMessageable, ChannelType
 from .user import User
 from .member import Member
 from .message import Message, Attachment
-from .object import Object
 from .permissions import Permissions
 from .http import handle_message_parameters
 from .webhook.async_ import async_context, Webhook, interaction_response_params, interaction_message_response_params
@@ -184,16 +183,14 @@ class Interaction:
         self.user: Union[User, Member] = MISSING
         self._permissions: int = 0
 
-        # TODO: there's a potential data loss here
         if self.guild_id:
-            guild = self.guild or Object(id=self.guild_id)
+            guild = self._state._get_or_create_unavailable_guild(self.guild_id)
             try:
                 member = data['member']  # type: ignore # The key is optional and handled
             except KeyError:
                 pass
             else:
-                # The fallback to Object for guild causes a type check error but is explicitly allowed here
+                self.user = Member(state=self._state, guild=guild, data=member)
-                self.user = Member(state=self._state, guild=guild, data=member)  # type: ignore
                 self._permissions = self.user._permissions or 0
         else:
             try:

discord/state.py

@@ -381,6 +381,9 @@ class ConnectionState:
         # the keys of self._guilds are ints
         return self._guilds.get(guild_id)  # type: ignore
 
+    def _get_or_create_unavailable_guild(self, guild_id: int) -> Guild:
+        return self._guilds.get(guild_id) or Guild._create_unavailable(state=self, guild_id=guild_id)
+
     def _add_guild(self, guild: Guild) -> None:
         self._guilds[guild.id] = guild