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37 lines
1.3 KiB
37 lines
1.3 KiB
from paircd.client import Client
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from paircd.command_handler import CommandHandler
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from paircd.message import Message
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from paircd.reply import ERR_NICKNAMEINUSE
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from paircd.server import Server
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class NickHandler(CommandHandler):
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def __init__(self) -> None:
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super().__init__("NICK", 1)
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async def handle(self, server: Server, client: Client, msg: Message) -> None:
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nickname = msg.args[0]
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existing_client = server.get_client_by_name(nickname)
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if existing_client is not None:
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if client != existing_client:
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target = client.nickname if client.nickname else nickname
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client.write_message(ERR_NICKNAMEINUSE(target, nickname))
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return
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# Remove stale references if they exist
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if client.nickname:
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server.remove_client_by_name(client.nickname)
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for channel_name in client.channels:
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channel = server.get_channel_by_name(channel_name)
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channel.remove_client_by_nick(client.nickname)
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client.nickname = nickname
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# Add references for client
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server.add_client(client)
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for channel_name in client.channels:
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channel = server.get_channel_by_name(channel_name)
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channel.remove_client_by_nick(client.nickname)
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client.register()
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