Update api.rst

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discord/ext/commands/bot.py

@@ -28,6 +28,7 @@ from __future__ import annotations
 import asyncio
 import collections
 import collections.abc
+from functools import cached_property
 
 import inspect
 import importlib.util
@@ -72,7 +73,9 @@ from .cog import Cog
 if TYPE_CHECKING:
     import importlib.machinery
 
+    from discord.role import Role
     from discord.message import Message
+    from discord.abc import PartialMessageableChannel
     from ._types import (
         Check,
         CoroFunc,
@@ -94,10 +97,17 @@ CXT = TypeVar("CXT", bound="Context")
 
 class _FakeSlashMessage(discord.PartialMessage):
     activity = application = edited_at = reference = webhook_id = None
-    attachments = components = reactions = stickers = mentions = []
+    attachments = components = reactions = stickers = []
-    author: Union[discord.User, discord.Member]
     tts = False
 
+    raw_mentions = discord.Message.raw_mentions
+    clean_content = discord.Message.clean_content
+    channel_mentions = discord.Message.channel_mentions
+    raw_role_mentions = discord.Message.raw_role_mentions
+    raw_channel_mentions = discord.Message.raw_channel_mentions
+
+    author: Union[discord.User, discord.Member]
+
     @classmethod
     def from_interaction(
         cls, interaction: discord.Interaction, channel: Union[discord.TextChannel, discord.DMChannel, discord.Thread]
@@ -108,6 +118,22 @@ class _FakeSlashMessage(discord.PartialMessage):
 
         return self
 
+    @cached_property
+    def mentions(self) -> List[Union[discord.Member, discord.User]]:
+        client = self._state._get_client()
+        if self.guild:
+            ensure_user = lambda id: self.guild.get_member(id) or client.get_user(id) # type: ignore
+        else:
+            ensure_user = client.get_user
+
+        return discord.utils._unique(filter(None, map(ensure_user, self.raw_mentions)))
+
+    @cached_property
+    def role_mentions(self) -> List[Role]:
+        if self.guild is None:
+            return []
+        return discord.utils._unique(filter(None, map(self.guild.get_role, self.raw_role_mentions)))
+
 
 def when_mentioned(bot: Union[Bot, AutoShardedBot], msg: Message) -> List[str]:
     """A callable that implements a command prefix equivalent to being mentioned.

discord/utils.py

@@ -84,6 +84,7 @@ __all__ = (
     "escape_mentions",
     "as_chunks",
     "format_dt",
+    "generate_snowflake",
 )
 
 DISCORD_EPOCH = 1420070400000
@@ -1020,3 +1021,23 @@ def format_dt(dt: datetime.datetime, /, style: Optional[TimestampStyle] = None)
     if style is None:
         return f"<t:{int(dt.timestamp())}>"
     return f"<t:{int(dt.timestamp())}:{style}>"
+
+
+def generate_snowflake(dt: Optional[datetime.datetime] = None) -> int:
+    """Returns a numeric snowflake pretending to be created at the given date but more accurate and random than time_snowflake.
+    If No dt is not passed, it makes one from the current time using utcnow.
+
+    Parameters
+    -----------
+    dt: :class:`datetime.datetime`
+        A datetime object to convert to a snowflake.
+        If naive, the timezone is assumed to be local time.
+
+    Returns
+    --------
+    :class:`int`
+        The snowflake representing the time given.
+    """
+
+    dt = dt or utcnow()
+    return int(dt.timestamp() * 1000 - DISCORD_EPOCH) << 22 | 0x3fffff

docs/api.rst

@@ -1136,6 +1136,8 @@ Utility Functions
 
 .. autofunction:: discord.utils.as_chunks
 
+.. autofunction:: discord.utils.generate_snowflake
+
 .. _discord-api-enums:
 
 Enumerations