gameServer/ServerState.hs
author koda
Sat, 05 Nov 2011 01:25:11 +0100
changeset 6281 dc9c44f47e75
parent 4989 4771fed9272e
child 6541 08ed346ed341
permissions -rw-r--r--
avoid linking compatible code from sdl library, let's provide our own

module ServerState
    (
    module RoomsAndClients,
    clientRoomA,
    ServerState(..),
    client's,
    allClientsS,
    roomClientsS,
    io
    ) where

import Control.Monad.State.Strict
import Data.Set as Set
----------------------
import RoomsAndClients
import CoreTypes

data ServerState = ServerState {
        clientIndex :: !(Maybe ClientIndex),
        serverInfo :: !ServerInfo,
        removedClients :: !(Set.Set ClientIndex),
        roomsClients :: !MRnC
    }


clientRoomA :: StateT ServerState IO RoomIndex
clientRoomA = do
    (Just ci) <- gets clientIndex
    rnc <- gets roomsClients
    io $ clientRoomM rnc ci

client's :: (ClientInfo -> a) -> StateT ServerState IO a
client's f = do
    (Just ci) <- gets clientIndex
    rnc <- gets roomsClients
    io $ client'sM rnc f ci

allClientsS :: StateT ServerState IO [ClientInfo]
allClientsS = gets roomsClients >>= liftIO . clientsM

roomClientsS :: RoomIndex -> StateT ServerState IO [ClientInfo]
roomClientsS ri = do
    rnc <- gets roomsClients
    io $ roomClientsM rnc ri

io :: IO a -> StateT ServerState IO a
io = liftIO