--- a/gameServer/RoomsAndClients.hs Tue Dec 14 22:32:47 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,196 +0,0 @@
-module RoomsAndClients(
- RoomIndex(),
- ClientIndex(),
- MRoomsAndClients(),
- IRoomsAndClients(),
- newRoomsAndClients,
- addRoom,
- addClient,
- removeRoom,
- removeClient,
- modifyRoom,
- modifyClient,
- lobbyId,
- moveClientToLobby,
- moveClientToRoom,
- clientRoomM,
- clientExists,
- client,
- room,
- client'sM,
- room'sM,
- allClientsM,
- clientsM,
- roomClientsM,
- roomClientsIndicesM,
- withRoomsAndClients,
- allRooms,
- allClients,
- clientRoom,
- showRooms,
- roomClients
- ) where
-
-
-import Store
-import Control.Monad
-
-
-data Room r = Room {
- roomClients' :: [ClientIndex],
- room' :: r
- }
-
-
-data Client c = Client {
- clientRoom' :: RoomIndex,
- client' :: c
- }
-
-
-newtype RoomIndex = RoomIndex ElemIndex
- deriving (Eq)
-newtype ClientIndex = ClientIndex ElemIndex
- deriving (Eq, Show, Read, Ord)
-
-instance Show RoomIndex where
- show (RoomIndex i) = 'r' : show i
-
-unRoomIndex :: RoomIndex -> ElemIndex
-unRoomIndex (RoomIndex r) = r
-
-unClientIndex :: ClientIndex -> ElemIndex
-unClientIndex (ClientIndex c) = c
-
-
-newtype MRoomsAndClients r c = MRoomsAndClients (MStore (Room r), MStore (Client c))
-newtype IRoomsAndClients r c = IRoomsAndClients (IStore (Room r), IStore (Client c))
-
-
-lobbyId :: RoomIndex
-lobbyId = RoomIndex firstIndex
-
-
-newRoomsAndClients :: r -> IO (MRoomsAndClients r c)
-newRoomsAndClients r = do
- rooms <- newStore
- clients <- newStore
- let rnc = MRoomsAndClients (rooms, clients)
- ri <- addRoom rnc r
- when (ri /= lobbyId) $ error "Empty struct inserts not at firstIndex index"
- return rnc
-
-
-roomAddClient :: ClientIndex -> Room r -> Room r
-roomAddClient cl room = let cls = cl : roomClients' room; nr = room{roomClients' = cls} in cls `seq` nr `seq` nr
-
-roomRemoveClient :: ClientIndex -> Room r -> Room r
-roomRemoveClient cl room = let cls = filter (/= cl) $ roomClients' room; nr = room{roomClients' = cls} in cls `seq` nr `seq` nr
-
-
-addRoom :: MRoomsAndClients r c -> r -> IO RoomIndex
-addRoom (MRoomsAndClients (rooms, _)) room = do
- i <- addElem rooms (Room [] room)
- return $ RoomIndex i
-
-
-addClient :: MRoomsAndClients r c -> c -> IO ClientIndex
-addClient (MRoomsAndClients (rooms, clients)) client = do
- i <- addElem clients (Client lobbyId client)
- modifyElem rooms (roomAddClient (ClientIndex i)) (unRoomIndex lobbyId)
- return $ ClientIndex i
-
-removeRoom :: MRoomsAndClients r c -> RoomIndex -> IO ()
-removeRoom rnc@(MRoomsAndClients (rooms, _)) room@(RoomIndex ri)
- | room == lobbyId = error "Cannot delete lobby"
- | otherwise = do
- clIds <- liftM roomClients' $ readElem rooms ri
- forM_ clIds (moveClientToLobby rnc)
- removeElem rooms ri
-
-
-removeClient :: MRoomsAndClients r c -> ClientIndex -> IO ()
-removeClient (MRoomsAndClients (rooms, clients)) cl@(ClientIndex ci) = do
- RoomIndex ri <- liftM clientRoom' $ readElem clients ci
- modifyElem rooms (roomRemoveClient cl) ri
- removeElem clients ci
-
-
-modifyRoom :: MRoomsAndClients r c -> (r -> r) -> RoomIndex -> IO ()
-modifyRoom (MRoomsAndClients (rooms, _)) f (RoomIndex ri) = modifyElem rooms (\r -> r{room' = f $ room' r}) ri
-
-modifyClient :: MRoomsAndClients r c -> (c -> c) -> ClientIndex -> IO ()
-modifyClient (MRoomsAndClients (_, clients)) f (ClientIndex ci) = modifyElem clients (\c -> c{client' = f $ client' c}) ci
-
-moveClientInRooms :: MRoomsAndClients r c -> RoomIndex -> RoomIndex -> ClientIndex -> IO ()
-moveClientInRooms (MRoomsAndClients (rooms, clients)) (RoomIndex riFrom) rt@(RoomIndex riTo) cl@(ClientIndex ci) = do
- modifyElem rooms (roomRemoveClient cl) riFrom
- modifyElem rooms (roomAddClient cl) riTo
- modifyElem clients (\c -> c{clientRoom' = rt}) ci
-
-
-moveClientToLobby :: MRoomsAndClients r c -> ClientIndex -> IO ()
-moveClientToLobby rnc ci = do
- room <- clientRoomM rnc ci
- moveClientInRooms rnc room lobbyId ci
-
-
-moveClientToRoom :: MRoomsAndClients r c -> RoomIndex -> ClientIndex -> IO ()
-moveClientToRoom rnc ri ci = moveClientInRooms rnc lobbyId ri ci
-
-
-clientExists :: MRoomsAndClients r c -> ClientIndex -> IO Bool
-clientExists (MRoomsAndClients (_, clients)) (ClientIndex ci) = elemExists clients ci
-
-clientRoomM :: MRoomsAndClients r c -> ClientIndex -> IO RoomIndex
-clientRoomM (MRoomsAndClients (_, clients)) (ClientIndex ci) = liftM clientRoom' (clients `readElem` ci)
-
-client'sM :: MRoomsAndClients r c -> (c -> a) -> ClientIndex -> IO a
-client'sM (MRoomsAndClients (_, clients)) f (ClientIndex ci) = liftM (f . client') (clients `readElem` ci)
-
-room'sM :: MRoomsAndClients r c -> (r -> a) -> RoomIndex -> IO a
-room'sM (MRoomsAndClients (rooms, _)) f (RoomIndex ri) = liftM (f . room') (rooms `readElem` ri)
-
-allClientsM :: MRoomsAndClients r c -> IO [ClientIndex]
-allClientsM (MRoomsAndClients (_, clients)) = liftM (map ClientIndex) $ indicesM clients
-
-clientsM :: MRoomsAndClients r c -> IO [c]
-clientsM (MRoomsAndClients (_, clients)) = indicesM clients >>= mapM (\ci -> liftM client' $ readElem clients ci)
-
-roomClientsIndicesM :: MRoomsAndClients r c -> RoomIndex -> IO [ClientIndex]
-roomClientsIndicesM (MRoomsAndClients (rooms, clients)) (RoomIndex ri) = liftM roomClients' (rooms `readElem` ri)
-
-roomClientsM :: MRoomsAndClients r c -> RoomIndex -> IO [c]
-roomClientsM (MRoomsAndClients (rooms, clients)) (RoomIndex ri) = liftM roomClients' (rooms `readElem` ri) >>= mapM (\(ClientIndex ci) -> liftM client' $ readElem clients ci)
-
-withRoomsAndClients :: MRoomsAndClients r c -> (IRoomsAndClients r c -> a) -> IO a
-withRoomsAndClients (MRoomsAndClients (rooms, clients)) f =
- withIStore2 rooms clients (\r c -> f $ IRoomsAndClients (r, c))
-
-----------------------------------------
------------ IRoomsAndClients -----------
-
-showRooms :: (Show r, Show c) => IRoomsAndClients r c -> String
-showRooms rnc@(IRoomsAndClients (rooms, clients)) = concatMap showRoom (allRooms rnc)
- where
- showRoom r = unlines $ ((show r) ++ ": " ++ (show $ room' $ rooms ! (unRoomIndex r))) : (map showClient (roomClients' $ rooms ! (unRoomIndex r)))
- showClient c = " " ++ (show c) ++ ": " ++ (show $ client' $ clients ! (unClientIndex c))
-
-
-allRooms :: IRoomsAndClients r c -> [RoomIndex]
-allRooms (IRoomsAndClients (rooms, _)) = map RoomIndex $ indices rooms
-
-allClients :: IRoomsAndClients r c -> [ClientIndex]
-allClients (IRoomsAndClients (_, clients)) = map ClientIndex $ indices clients
-
-clientRoom :: IRoomsAndClients r c -> ClientIndex -> RoomIndex
-clientRoom (IRoomsAndClients (_, clients)) (ClientIndex ci) = clientRoom' (clients ! ci)
-
-client :: IRoomsAndClients r c -> ClientIndex -> c
-client (IRoomsAndClients (_, clients)) (ClientIndex ci) = client' (clients ! ci)
-
-room :: IRoomsAndClients r c -> RoomIndex -> r
-room (IRoomsAndClients (rooms, _)) (RoomIndex ri) = room' (rooms ! ri)
-
-roomClients :: IRoomsAndClients r c -> RoomIndex -> [ClientIndex]
-roomClients (IRoomsAndClients (rooms, _)) (RoomIndex ri) = roomClients' $ (rooms ! ri)