passman/app/Main.hs
2018-12-29 20:15:59 -05:00

71 lines
1.7 KiB
Haskell

{-
passman
Copyright (C) 2018 Jonathan Lamothe
<jlamothe1980@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this program. If not, see
<https://www.gnu.org/licenses/>.
-}
module Main where
import Control.Monad (mapM_)
import Control.Monad.Trans.State as S
import Data.Maybe (maybe)
import System.Console.HCL (Request, reqFail, reqIO, runRequest)
import System.Environment (lookupEnv)
import System.Random (getStdGen)
import Password
import Types
import UI
import Util
main :: IO ()
main = runRequest setup >>= mapM_ (S.evalStateT mainMenu)
setup :: Request Status
setup = do
g <- reqIO getStdGen
p <- getDBPath
db <- loadFrom p
pw <- getMasterPass
return $ Status g pw p db
getDBPath :: Request FilePath
getDBPath = reqIO (lookupEnv "HOME") >>= maybe
(do
reqIO $ putStrLn "ERROR: can't find home directory"
reqFail)
(\home -> case pathDelim home of
Nothing -> do
reqIO $ putStrLn "ERROR: unsupported home path"
reqFail
Just delim -> return $ home ++
(if last home == delim then "" else [delim]) ++
".passman.json")
pathDelim :: FilePath -> Maybe Char
pathDelim = foldr
(\x a -> case x of
'/' -> Just '/'
'\\' -> Just '\\'
_ -> a)
Nothing
--jl