Major command handling refactor

src/pluralkit/bot/commands/mod_commands.py

@@ -1,24 +1,20 @@
-import logging
-from typing import List
-
-from pluralkit.bot import utils, embeds
 from pluralkit.bot.commands import *
 
 logger = logging.getLogger("pluralkit.commands")
 
-@command(cmd="mod log", usage="[channel]", description="Sets the bot to log events to a specified channel. Leave blank to disable.", category="Moderation commands", system_required=False)
-async def set_log(ctx: CommandContext, args: List[str]):
+
+async def set_log(ctx: CommandContext):
     if not ctx.message.author.server_permissions.administrator:
-        return embeds.error("You must be a server administrator to use this command.")
-    
+        return CommandError("You must be a server administrator to use this command.")
+
     server = ctx.message.server
-    if len(args) == 0:
+    if not ctx.has_next():
         channel_id = None
     else:
-        channel = utils.parse_channel_mention(args[0], server=server)
+        channel = utils.parse_channel_mention(ctx.pop_str(), server=server)
         if not channel:
-            return embeds.error("Channel not found.")
+            return CommandError("Channel not found.")
         channel_id = channel.id
 
     await db.update_server(ctx.conn, server.id, logging_channel_id=channel_id)
-    return embeds.success("Updated logging channel." if channel_id else "Cleared logging channel.")
+    return CommandSuccess("Updated logging channel." if channel_id else "Cleared logging channel.")