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{- git-annex command
 -
 - Copyright 2010 Joey Hess <joey@kitenet.net>
 -
 - Licensed under the GNU GPL version 3 or higher.
 -}

module Command.Uninit where

import AnnexCommon
import Command
import qualified Git
import qualified Annex
import qualified Command.Unannex
import Init
import qualified Branch
import Content

command :: [Command]
command = [repoCommand "uninit" paramPaths seek 
        "de-initialize git-annex and clean out repository"]

seek :: [CommandSeek]
seek = [withFilesInGit startUnannex, withNothing start]

startUnannex :: FilePath -> CommandStart
startUnannex file = do
	-- Force fast mode before running unannex. This way, if multiple
	-- files link to a key, it will be left in the annex and hardlinked
	-- to by each.
	Annex.changeState $ \s -> s { Annex.fast = True }
	Command.Unannex.start file

start :: CommandStart
start = next perform

perform :: CommandPerform
perform = next cleanup

cleanup :: CommandCleanup
cleanup = do
	g <- gitRepo
	uninitialize
	mapM_ removeAnnex =<< getKeysPresent
	liftIO $ removeDirectoryRecursive (gitAnnexDir g)
	-- avoid normal shutdown
	saveState
	liftIO $ do
		Git.run g "branch" [Param "-D", Param Branch.name]
		exitSuccess