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gameServer/RoomsAndClients.hs
changeset 3654 18189fbc7530
parent 3645 c0b3f1bb9316
child 3656 c74a4a407146 
--- a/gameServer/RoomsAndClients.hs	Mon Jul 19 22:37:47 2010 +0400
+++ b/gameServer/RoomsAndClients.hs	Mon Jul 19 23:00:10 2010 +0400
@@ -19,6 +19,7 @@
     room,
     client'sM,
     room'sM,
+    allClientsM,
     clientsM,
     roomClientsM,
     withRoomsAndClients,
@@ -146,6 +147,9 @@
 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)
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