feat: add missing message types (#1338)

* feat: add missing message types

* feat: add deletable message types helper

Author: LordOfPolls

interactions/models/discord/enums.py

@@ -342,7 +342,11 @@ class PremiumType(CursedIntEnum):
 
 
 class MessageType(CursedIntEnum):
-    """Types of message."""
+    """
+    Types of message.
+
+    Ref: https://discord.com/developers/docs/resources/channel#message-object-message-types
+    """
 
     DEFAULT = 0
     RECIPIENT_ADD = 1
@@ -369,6 +373,38 @@ class MessageType(CursedIntEnum):
     CONTEXT_MENU_COMMAND = 23
     AUTO_MODERATION_ACTION = 24
     ROLE_SUBSCRIPTION_PURCHASE = 25
+    INTERACTION_PREMIUM_UPSELL = 26
+    STAGE_START = 27
+    STAGE_END = 28
+    STAGE_SPEAKER = 29
+    STAGE_TOPIC = 31
+    GUILD_APPLICATION_PREMIUM_SUBSCRIPTION = 32
+
+    @classmethod
+    def deletable(cls) -> Tuple["MessageType", ...]:
+        """Return a tuple of message types that can be deleted."""
+        return (
+            cls.DEFAULT,
+            cls.CHANNEL_PINNED_MESSAGE,
+            cls.GUILD_MEMBER_JOIN,
+            cls.USER_PREMIUM_GUILD_SUBSCRIPTION,
+            cls.USER_PREMIUM_GUILD_SUBSCRIPTION_TIER_1,
+            cls.USER_PREMIUM_GUILD_SUBSCRIPTION_TIER_2,
+            cls.USER_PREMIUM_GUILD_SUBSCRIPTION_TIER_3,
+            cls.CHANNEL_FOLLOW_ADD,
+            cls.THREAD_CREATED,
+            cls.REPLY,
+            cls.APPLICATION_COMMAND,
+            cls.GUILD_INVITE_REMINDER,
+            cls.CONTEXT_MENU_COMMAND,
+            cls.AUTO_MODERATION_ACTION,
+            cls.ROLE_SUBSCRIPTION_PURCHASE,
+            cls.INTERACTION_PREMIUM_UPSELL,
+            cls.STAGE_START,
+            cls.STAGE_END,
+            cls.STAGE_SPEAKER,
+            cls.STAGE_TOPIC,
+        )
 
 
 class EmbedType(Enum):