"""IRC client tunnel — connects local IRC client to I2P IRC servers.

Extends GenericClientTask with IRC protocol filtering to strip
CTCP/DCC messages that could leak identity information.

Ported from net.i2p.i2ptunnel.I2PTunnelIRCClient.
"""

from __future__ import annotations

import logging

from i2p_apps.i2ptunnel.config import TunnelDefinition, TunnelType
from i2p_apps.i2ptunnel.client_task import GenericClientTask

logger = logging.getLogger(__name__)


class IRCClientTask(GenericClientTask):
    """IRC client tunnel with protocol filtering.

    Like GenericClientTask but applies IRC-specific filtering
    to strip CTCP/DCC messages that could reveal user identity.
    Supports multiple comma-separated IRC server destinations.
    """

    def __init__(self, config: TunnelDefinition, session) -> None:
        super().__init__(config, session)
        self._uses_irc_filter = True