from typing import Any, Callable, List

from paircd.message import Message


def reply_fn(cmd: int, tmpl: str) -> Callable:
    def fn(target: str, *args: List[Any]) -> Message:
        msg = f"{target} {tmpl.format(*args)}"
        return Message(cmd=str(cmd), args=[msg])

    return fn


# Error replies
ERR_NOSUCHNICK = reply_fn(401, "{0} :No such nick/channel")
ERR_NOSUCHSERVER = reply_fn(402, "{0}: No such server")

# Command responses
RPL_WHOISUSER = reply_fn(311, "{0} {1} {2} * :{3}")
RPL_ENDOFWHO = reply_fn(315, "{0} :End of /WHO list")
RPL_ENDOFWHOIS = reply_fn(318, "{0} :End of /WHOIS list")
RPL_CHANNELMODEIS = reply_fn(324, "{0} {1}{2}")
RPL_TOPIC = reply_fn(332, "{0} :{1}")
RPL_WHOREPLY = reply_fn(352, "{0} ~{1} {2} {3} {4} {5} :{6} {7}")
RPL_NAMREPLY = reply_fn(353, "{0} {1} :{2}")
RPL_ENDOFNAMES = reply_fn(366, "{0} :End of /NAMES list")