Tools.hs

{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE TemplateHaskell #-}

-- |
-- Module      :  SLynx.Tools
-- Description :  Common tools for sequence lynx
-- Copyright   :  (c) Dominik Schrempf 2020
-- License     :  GPL-3.0-or-later
--
-- Maintainer  :  dominik.schrempf@gmail.com
-- Stability   :  unstable
-- Portability :  portable
--
-- Creation date: Sat Sep  7 06:24:22 2019.
module SLynx.Tools
  ( -- * SLynx.Tools
    readSeqs,

    -- * Options
    alphabetOpt,
  )
where

import Control.Monad.IO.Class
import Control.Monad.Logger
import qualified Data.Text as T
import ELynx.Data.Alphabet.Alphabet
import ELynx.Data.Sequence.Sequence
import ELynx.Import.Sequence.Fasta hiding
  ( Parser,
  )
import ELynx.Tools
import Options.Applicative

-- -- | Read sequences of given alphabet from file or standard input.
-- readSeqs
--   :: (MonadIO m, MonadLogger m) => Alphabet -> Maybe FilePath -> m [Sequence]
-- readSeqs a mfp = do
--   case mfp of
--     Nothing ->
--       $(logInfo)
--         $  T.pack
--         $  "Read sequences from standard input; alphabet "
--         <> show a
--         <> "."
--     Just fp ->
--       $(logInfo)
--         $  T.pack
--         $  "Read sequences from file "
--         <> fp
--         <> "; alphabet "
--         <> show a
--         <> "."
--   liftIO $ parseFileOrIOWith (fasta a) mfp

-- | Read sequences of given alphabet from file or standard input.
readSeqs :: (MonadIO m, MonadLogger m) => Alphabet -> FilePath -> m [Sequence]
readSeqs a fp = do
  $(logInfo) $
    T.pack $
      "Read sequences from file "
        <> fp
        <> "; alphabet "
        <> show a
        <> "."
  liftIO $ parseFileWith (fasta a) fp

-- | Command line option to specify the alphabet. Used by various commands.
alphabetOpt :: Parser Alphabet
alphabetOpt =
  option auto $
    long "alphabet" <> short 'a' <> metavar "NAME"
      <> help
        "Specify alphabet type NAME"