From a260e07152ba750ad01650fb064823e23843e1f0 Mon Sep 17 00:00:00 2001
From: Luna <git@l4.pm>
Date: Tue, 26 Feb 2019 23:37:01 -0300
Subject: [PATCH] channels: replace TODO with an explanation note

---
 litecord/blueprints/channels.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/litecord/blueprints/channels.py b/litecord/blueprints/channels.py
index 8db8ff5..2922bfb 100644
--- a/litecord/blueprints/channels.py
+++ b/litecord/blueprints/channels.py
@@ -533,7 +533,9 @@ async def channel_ack(user_id, guild_id, channel_id, message_id: int = None):
                 'channel_id': str(channel_id)
             })
     else:
-        # TODO: use ChannelDispatcher
+        # we don't use ChannelDispatcher here because since
+        # guild_id is None, all user devices are already subscribed
+        # to the given channel (a dm or a group dm)
         await app.dispatcher.dispatch_user(
             user_id, 'MESSAGE_ACK', {
                 'message_id': str(message_id),