gameServer/ServerCore.hs
author koda
Wed, 02 Jan 2013 10:11:42 +0100
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parent 7766 98edc0724a28
child 9973 7589978c9912
permissions -rw-r--r--
also have uTouch follow the new NewTurn policy
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module ServerCore where
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import Control.Concurrent
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import Control.Monad
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import System.Log.Logger
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import Control.Monad.Reader
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import Control.Monad.State.Strict
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import Data.Set as Set
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import qualified Data.ByteString.Char8 as B
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import Control.DeepSeq
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import Data.Unique
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import Data.Maybe
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--------------------------------------
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import CoreTypes
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import NetRoutines
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import HWProtoCore
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import Actions
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import OfficialServer.DBInteraction
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import ServerState
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timerLoop :: Int -> Chan CoreMessage -> IO ()
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timerLoop tick messagesChan = threadDelay 30000000 >> writeChan messagesChan (TimerAction tick) >> timerLoop (tick + 1) messagesChan
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reactCmd :: [B.ByteString] -> StateT ServerState IO ()
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reactCmd cmd = do
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    (Just ci) <- gets clientIndex
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    rnc <- gets roomsClients
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    actions <- liftIO $ withRoomsAndClients rnc (\irnc -> runReader (handleCmd cmd) (ci, irnc))
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    forM_ (actions `deepseq` actions) processAction
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mainLoop :: StateT ServerState IO ()
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mainLoop = forever $ do
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    -- get >>= \s -> put $! s
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    si <- gets serverInfo
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    r <- liftIO $ readChan $ coreChan si
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    case r of
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        Accept ci -> processAction (AddClient ci)
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        ClientMessage (ci, cmd) -> do
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            liftIO $ debugM "Clients" $ show ci ++ ": " ++ show cmd
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            removed <- gets removedClients
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            unless (ci `Set.member` removed) $ do
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                modify (\s -> s{clientIndex = Just ci})
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                reactCmd cmd
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        Remove ci ->
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            processAction (DeleteClient ci)
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        ClientAccountInfo ci uid info -> do
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            rnc <- gets roomsClients
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            exists <- liftIO $ clientExists rnc ci
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            when exists $ do
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                modify (\s -> s{clientIndex = Just ci})
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                uid' <- client's clUID
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                when (uid == hashUnique uid') $ processAction (ProcessAccountInfo info)
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                return ()
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        TimerAction tick ->
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                mapM_ processAction $
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                    PingAll : [StatsAction | even tick]
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startServer :: ServerInfo -> IO ()
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startServer si = do
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    noticeM "Core" $ "Listening on port " ++ show (listenPort si)
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    _ <- forkIO $
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        acceptLoop
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            (fromJust $ serverSocket si)
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            (coreChan si)
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    _ <- forkIO $ timerLoop 0 $ coreChan si
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    startDBConnection si
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    rnc <- newRoomsAndClients newRoom
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    evalStateT mainLoop (ServerState Nothing si Set.empty rnc)