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{-# LANGUAGE OverloadedStrings #-}
import Control.Monad (forever)
import Network (withSocketsDo, PortID(..), connectTo)
import System.IO (hSetBuffering, hSetNewlineMode, hPutStrLn, hClose, hGetLine, BufferMode(LineBuffering), universalNewlineMode, Handle)
import Control.Concurrent.Async (race)
import Control.Exception.Base (finally)
import Data.Text (isPrefixOf, pack, replace, unpack)
main :: IO ()
main = withSocketsDo $ do
h <- connectTo "ni.r" (PortNumber 6667)
talk h `finally` hClose h
handshake :: Handle -> IO ()
handshake h = do
hPutStrLn h "NICK test"
hPutStrLn h "USER test * 0 :test"
hPutStrLn h "JOIN #retiolum"
talk :: Handle -> IO ()
talk h = do
hSetNewlineMode h universalNewlineMode
hSetBuffering h LineBuffering
handshake h
_ <- race fromServer toServer
return ()
where
fromServer = forever $ do
line <- hGetLine h
--case line of
if (isPrefixOf "PING" (pack line)) then
hPutStrLn h (unpack (replace "PING" "PONG" (pack line)))
else
print line
toServer = do
line <- getLine
case line of
":quit" -> do hPutStrLn h "/quit"; return "Quit"
_ -> do hPutStrLn h ("PRIVMSG #retiolum :" ++ line); toServer
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