70 lines
1.5 KiB
Haskell
70 lines
1.5 KiB
Haskell
{- git-annex command
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-
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- Copyright 2017 Joey Hess <id@joeyh.name>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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module Command.Config where
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import Command
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import Logs.Config
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import Config
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cmd :: Command
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cmd = noMessages $ command "config" SectionSetup
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"configuration stored in git-annex branch"
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paramNothing (seek <$$> optParser)
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data Action
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= SetConfig ConfigName ConfigValue
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| GetConfig ConfigName
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| UnsetConfig ConfigName
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type Name = String
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type Value = String
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optParser :: CmdParamsDesc -> Parser Action
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optParser _ = setconfig <|> getconfig <|> unsetconfig
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where
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setconfig = SetConfig
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<$> strOption
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( long "set"
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<> help "set configuration"
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<> metavar paramName
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)
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<*> strArgument
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( metavar paramValue
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)
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getconfig = GetConfig <$> strOption
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( long "get"
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<> help "get configuration"
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<> metavar paramName
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)
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unsetconfig = UnsetConfig <$> strOption
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( long "unset"
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<> help "unset configuration"
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<> metavar paramName
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)
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seek :: Action -> CommandSeek
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seek (SetConfig name val) = commandAction $ do
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allowMessages
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showStart' name (Just val)
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next $ next $ do
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setGlobalConfig name val
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setConfig (ConfigKey name) val
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return True
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seek (UnsetConfig name) = commandAction $ do
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allowMessages
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showStart' name (Just "unset")
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next $ next $ do
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unsetGlobalConfig name
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unsetConfig (ConfigKey name)
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return True
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seek (GetConfig name) = commandAction $
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getGlobalConfig name >>= \case
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Nothing -> stop
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Just v -> do
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liftIO $ putStrLn v
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stop
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