{-# LANGUAGE CPP #-}

module Main where

import IO

import System.IO

import Control.Concurrent

import Network

import Control.OldException

import Control.Monad

import System.Random

import Control.Monad.State

import Data.List

#if !defined(mingw32_HOST_OS)

import System.Posix

#endif

type SState = Handle

io = liftIO

readPacket :: StateT SState IO [String]

readPacket = do

    h <- get

    p <- io $ hGetPacket h []

    return p

    where

    hGetPacket h buf = do

        l <- hGetLine h

        if (not $ null l) then hGetPacket h (buf ++ [l]) else return buf

waitPacket :: String -> StateT SState IO Bool

waitPacket s = do

    p <- readPacket

    return $ head p == s

sendPacket :: [String] -> StateT SState IO ()

sendPacket s = do

    h <- get

    io $ do

        mapM_ (hPutStrLn h) s

        hPutStrLn h ""

        hFlush h

emulateSession :: StateT SState IO ()

emulateSession = do

    waitPacket "CONNECTED"

    sendPacket ["NICK", "test"]

    waitPacket "NICK"

    sendPacket ["PROTO", "31"]

    waitPacket "PROTO"

    b <- waitPacket "LOBBY:JOINED"

    io $ print b

testing = Control.OldException.handle print $ do

    putStrLn "Start"

    sock <- connectTo "127.0.0.1" (PortNumber 46631)

    evalStateT emulateSession sock

    putStrLn "Finish"

forks = forever $ do

    delay <- randomRIO (400000::Int, 600000)

    threadDelay delay

    forkIO testing

main = withSocketsDo $ do

#if !defined(mingw32_HOST_OS)

    installHandler sigPIPE Ignore Nothing;

#endif

    forks