set of 9 colours proposed by bugq - attempting to avoid colours that are hard to distinguish
module ServerCore where
import Network
import Control.Concurrent
import Control.Monad
import System.Log.Logger
import Control.Monad.Reader
import Control.Monad.State.Strict
import Data.Set as Set
import qualified Data.ByteString.Char8 as B
import Control.DeepSeq
import Data.Unique
import Data.Maybe
--------------------------------------
import CoreTypes
import NetRoutines
import HWProtoCore
import Actions
import OfficialServer.DBInteraction
import ServerState
timerLoop :: Int -> Chan CoreMessage -> IO ()
timerLoop tick messagesChan = threadDelay 30000000 >> writeChan messagesChan (TimerAction tick) >> timerLoop (tick + 1) messagesChan
reactCmd :: [B.ByteString] -> StateT ServerState IO ()
reactCmd cmd = do
(Just ci) <- gets clientIndex
rnc <- gets roomsClients
actions <- liftIO $ withRoomsAndClients rnc (\irnc -> runReader (handleCmd cmd) (ci, irnc))
forM_ (actions `deepseq` actions) processAction
mainLoop :: StateT ServerState IO ()
mainLoop = forever $ do
-- get >>= \s -> put $! s
si <- gets serverInfo
r <- liftIO $ readChan $ coreChan si
case r of
Accept ci -> processAction (AddClient ci)
ClientMessage (ci, cmd) -> do
liftIO $ debugM "Clients" $ show ci ++ ": " ++ show cmd
removed <- gets removedClients
unless (ci `Set.member` removed) $ do
modify (\s -> s{clientIndex = Just ci})
reactCmd cmd
Remove ci ->
processAction (DeleteClient ci)
ClientAccountInfo ci uid info -> do
rnc <- gets roomsClients
exists <- liftIO $ clientExists rnc ci
when exists $ do
modify (\s -> s{clientIndex = Just ci})
uid' <- client's clUID
when (uid == hashUnique uid') $ processAction (ProcessAccountInfo info)
return ()
TimerAction tick ->
mapM_ processAction $
PingAll : [StatsAction | even tick]
startServer :: ServerInfo -> IO ()
startServer si = do
noticeM "Core" $ "Listening on port " ++ show (listenPort si)
_ <- forkIO $
acceptLoop
(fromJust $ serverSocket si)
(coreChan si)
return ()
_ <- forkIO $ timerLoop 0 $ coreChan si
startDBConnection si
rnc <- newRoomsAndClients newRoom
evalStateT mainLoop (ServerState Nothing si Set.empty rnc)