Fix create_scheduled_event param handling

discord/guild.py

@@ -2807,6 +2807,68 @@ class Guild(Hashable):
         data = await self._state.http.get_scheduled_event(self.id, scheduled_event_id, with_counts)
         return ScheduledEvent(state=self._state, data=data)
 
+    @overload
+    async def create_scheduled_event(
+        self,
+        *,
+        name: str,
+        start_time: datetime.datetime,
+        entity_type: Literal[EntityType.external] = ...,
+        privacy_level: PrivacyLevel = ...,
+        location: str = ...,
+        end_time: datetime.datetime = ...,
+        description: str = ...,
+        image: bytes = ...,
+        reason: Optional[str] = ...,
+    ) -> ScheduledEvent:
+        ...
+
+    @overload
+    async def create_scheduled_event(
+        self,
+        *,
+        name: str,
+        start_time: datetime.datetime,
+        entity_type: Literal[EntityType.stage_instance, EntityType.voice] = ...,
+        privacy_level: PrivacyLevel = ...,
+        channel: Snowflake = ...,
+        end_time: datetime.datetime = ...,
+        description: str = ...,
+        image: bytes = ...,
+        reason: Optional[str] = ...,
+    ) -> ScheduledEvent:
+        ...
+
+    @overload
+    async def create_scheduled_event(
+        self,
+        *,
+        name: str,
+        start_time: datetime.datetime,
+        privacy_level: PrivacyLevel = ...,
+        location: str = ...,
+        end_time: datetime.datetime = ...,
+        description: str = ...,
+        image: bytes = ...,
+        reason: Optional[str] = ...,
+    ) -> ScheduledEvent:
+        ...
+
+    @overload
+    async def create_scheduled_event(
+        self,
+        *,
+        name: str,
+        start_time: datetime.datetime,
+        privacy_level: PrivacyLevel = ...,
+        channel: Union[VoiceChannel, StageChannel] = ...,
+        end_time: datetime.datetime = ...,
+        description: str = ...,
+        image: bytes = ...,
+        reason: Optional[str] = ...,
+    ) -> ScheduledEvent:
+        ...
+
     async def create_scheduled_event(
         self,
         *,
@@ -2899,27 +2961,32 @@ class Guild(Hashable):
                 )
             payload['scheduled_start_time'] = start_time.isoformat()
 
+        entity_type = entity_type or getattr(channel, '_scheduled_event_entity_type', MISSING)
         if entity_type is MISSING:
-            if channel is MISSING:
+            if channel and isinstance(channel, Object):
+                if channel.type is VoiceChannel:
+                    entity_type = EntityType.voice
+                elif channel.type is StageChannel:
+                    entity_type = EntityType.stage_instance
+
+            elif location not in (MISSING, None):
                 entity_type = EntityType.external
         else:
-                _entity_type = getattr(channel, '_scheduled_event_entity_type', MISSING)
-                if _entity_type is None:
-                    raise TypeError(
-                        'invalid GuildChannel type passed, must be VoiceChannel or StageChannel '
-                        f'not {channel.__class__.__name__}'
-                    )
-                if _entity_type is MISSING:
-                    raise TypeError('entity_type must be passed in when passing an ambiguous channel type')
-
-                entity_type = _entity_type
-
             if not isinstance(entity_type, EntityType):
                 raise TypeError('entity_type must be of type EntityType')
 
             payload['entity_type'] = entity_type.value
 
-        payload['privacy_level'] = PrivacyLevel.guild_only.value
+        if entity_type is None:
+            raise TypeError(
+                'invalid GuildChannel type passed, must be VoiceChannel or StageChannel ' f'not {channel.__class__.__name__}'
+            )
+
+        if privacy_level is not MISSING:
+            if not isinstance(privacy_level, PrivacyLevel):
+                raise TypeError('privacy_level must be of type PrivacyLevel.')
+
+            payload['privacy_level'] = privacy_level.value
 
         if description is not MISSING:
             payload['description'] = description
@@ -2929,7 +2996,7 @@ class Guild(Hashable):
             payload['image'] = image_as_str
 
         if entity_type in (EntityType.stage_instance, EntityType.voice):
-            if channel is MISSING or channel is None:
+            if channel in (MISSING, None):
                 raise TypeError('channel must be set when entity_type is voice or stage_instance')
 
             payload['channel_id'] = channel.id
@@ -2945,7 +3012,10 @@ class Guild(Hashable):
 
             metadata['location'] = location
 
-            if end_time is not MISSING:
+            if end_time in (MISSING, None):
+                raise TypeError('end_time must be set when entity_type is external')
+
+        if end_time not in (MISSING, None):
             if end_time.tzinfo is None:
                 raise ValueError(
                     'end_time must be an aware datetime. Consider using discord.utils.utcnow() or datetime.datetime.now().astimezone() for local time.'

discord/scheduled_event.py

@@ -503,18 +503,17 @@ class ScheduledEvent(Hashable):
                     entity_type = EntityType.stage_instance
             elif location not in (MISSING, None):
                 entity_type = EntityType.external
+        else:
+            if not isinstance(entity_type, EntityType):
+                raise TypeError('entity_type must be of type EntityType')
+
+            payload['entity_type'] = entity_type.value
 
         if entity_type is None:
             raise TypeError(
                 f'invalid GuildChannel type passed, must be VoiceChannel or StageChannel not {channel.__class__.__name__}'
             )
 
-        if entity_type is not MISSING:
-            if not isinstance(entity_type, EntityType):
-                raise TypeError('entity_type must be of type EntityType')
-
-            payload['entity_type'] = entity_type.value
-
         _entity_type = entity_type or self.entity_type
         _entity_type_changed = _entity_type is not self.entity_type