{-# LANGUAGE CPP, ScopedTypeVariables #-}

module Main where

import Network.Socket

import Network.BSD

import Control.Concurrent.STM

import Control.Concurrent.Chan

import qualified Control.Exception as Exception

import System.Log.Logger

-----------------------------------

import Opts

import CoreTypes

import ServerCore

#if !defined(mingw32_HOST_OS)

import System.Posix

#endif

setupLoggers :: IO ()

setupLoggers =

    updateGlobalLogger "Clients"

        (setLevel INFO)

main :: IO ()

main = withSocketsDo $ do

#if !defined(mingw32_HOST_OS)

    installHandler sigPIPE Ignore Nothing;

    installHandler sigCHLD Ignore Nothing;

#endif

    setupLoggers

    stats' <- atomically $ newTMVar (StatisticsInfo 0 0)

    dbQueriesChan <- newChan

    coreChan' <- newChan

    serverInfo' <- getOpts $ newServerInfo stats' coreChan' dbQueriesChan

#if defined(OFFICIAL_SERVER)

    dbHost' <- askFromConsole "DB host: "

    dbLogin' <- askFromConsole "login: "

    dbPassword' <- askFromConsole "password: "

    let serverInfo = serverInfo'{dbHost = dbHost', dbLogin = dbLogin', dbPassword = dbPassword'}

#else

    let serverInfo = serverInfo'

#endif

    proto <- getProtocolNumber "tcp"

    Exception.bracket

        (socket AF_INET Stream proto)

        sClose

        (\sock -> do

            setSocketOption sock ReuseAddr 1

            bindSocket sock (SockAddrInet (listenPort serverInfo) iNADDR_ANY)

            listen sock maxListenQueue

            startServer serverInfo sock

        )