git-annex/Logs/RemoteState.hs
2015-01-21 12:50:09 -04:00

33 lines
777 B
Haskell

{- Remote state logs.
-
- Copyright 2014 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Logs.RemoteState (
getRemoteState,
setRemoteState,
) where
import Common.Annex
import Logs
import Logs.UUIDBased
import qualified Annex.Branch
import qualified Data.Map as M
import Data.Time.Clock.POSIX
type RemoteState = String
setRemoteState :: UUID -> Key -> RemoteState -> Annex ()
setRemoteState u k s = do
ts <- liftIO getPOSIXTime
Annex.Branch.change (remoteStateLogFile k) $
showLogNew id . changeLog ts u s . parseLogNew Just
getRemoteState :: UUID -> Key -> Annex (Maybe RemoteState)
getRemoteState u k = extract . parseLogNew Just
<$> Annex.Branch.get (remoteStateLogFile k)
where
extract m = value <$> M.lookup u m