gameServer/ServerState.hs
author unc0rr
Sun, 02 Dec 2012 01:25:11 +0400
changeset 8178 8bd087478b48
parent 6541 08ed346ed341
child 8371 0551b5c3de9a
permissions -rw-r--r--
Fix QSettings problems: - Reopen file in ReadOnly mode if it was open in ReadWrite mode and is being read. This is needed for stupid QSettings which opens file in ReadWrite mode just to call readAll() on it. - Implement setSize(0)

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

import Control.Monad.State.Strict
import Data.Set as Set(Set)
import Data.Word
----------------------
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

sameProtoClientsS :: Word16 -> StateT ServerState IO [ClientInfo]
sameProtoClientsS p = liftM f allClientsS
    where
        f = filter (\c -> clientProto c == p)
    
io :: IO a -> StateT ServerState IO a
io = liftIO