git-annex/Command/Schedule.hs
Joey Hess 296e21b381 add schedule command
Mostly because it gives me an excuse and a hook to document the schedule
expression format.
2013-10-13 15:40:38 -04:00

50 lines
1.2 KiB
Haskell

{- git-annex command
-
- Copyright 2013 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Schedule where
import Common.Annex
import Command
import qualified Remote
import Logs.Schedule
import Types.ScheduledActivity
import qualified Data.Set as S
def :: [Command]
def = [command "schedule" (paramPair paramRemote (paramOptional paramExpression)) seek
SectionSetup "get or set scheduled jobs"]
seek :: [CommandSeek]
seek = [withWords start]
start :: [String] -> CommandStart
start = parse
where
parse (name:[]) = go name performGet
parse (name:expr:[]) = go name $ \uuid -> do
showStart "schedile" name
performSet expr uuid
parse _ = error "Specify a repository."
go name a = do
u <- Remote.nameToUUID name
next $ a u
performGet :: UUID -> CommandPerform
performGet uuid = do
s <- scheduleGet uuid
liftIO $ putStrLn $ intercalate "; " $
map fromScheduledActivity $ S.toList s
next $ return True
performSet :: String -> UUID -> CommandPerform
performSet expr uuid = case parseScheduledActivities expr of
Left e -> error $ "Parse error: " ++ e
Right l -> do
scheduleSet uuid l
next $ return True