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|
{- git-annex scheduled activities
-
- Copyright 2013 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Types.ScheduledActivity where
import Common
import Utility.Scheduled
import Types.UUID
data ScheduledActivity
= ScheduledSelfFsck Schedule
| ScheduledRemoteFsck UUID Schedule
deriving (Eq, Show, Ord)
fromScheduledActivity :: ScheduledActivity -> String
fromScheduledActivity (ScheduledSelfFsck s) =
"fsck self " ++ fromSchedule s
fromScheduledActivity (ScheduledRemoteFsck u s) =
"fsck " ++ fromUUID u ++ fromSchedule s
toScheduledActivity :: String -> Maybe ScheduledActivity
toScheduledActivity = eitherToMaybe . parseScheduledActivity
parseScheduledActivity :: String -> Either String ScheduledActivity
parseScheduledActivity s = case words s of
("fsck":"self":rest) -> qualified $ ScheduledSelfFsck
<$> parseSchedule (unwords rest)
("fsck":u:rest) -> qualified $ ScheduledRemoteFsck
<$> pure (toUUID u)
<*> parseSchedule (unwords rest)
_ -> qualified $ Left "unknown activity"
where
qualified (Left e) = Left $ e ++ " in \"" ++ s ++ "\""
qualified v = v
|
