--  ubcf - compiling brainfuck programs into ubc bytecode
--  Copyright (C) 2024 VegOwOtenks
--
--  This program is free software: you can redistribute it and/or modify
--  it under the terms of the GNU Affero 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 Affero General Public License for more details.
--
--  You should have received a copy of the GNU Affero General Public License
--  along with this program.  If not, see <https://www.gnu.org/licenses/>.
--
--  contact me via vegowotenks at jossco dot de
module Main (main) where

import Lib
import Control.Monad (mapM_)
import Data.Binary (Word32, Word8, encode)
import Data.Bits
import qualified Data.ByteString.Lazy as BL

convertWord32 :: Word32 -> [Word8]
convertWord32 w = [fromIntegral (w), fromIntegral (w .>>. 8), fromIntegral (w .>>. 16), fromIntegral (w .>>. 24)]

main :: IO ()
main = do
    s <- getContents
    let tokens = tokenize s
    case parseTokens tokens of
        Left err -> putStr err
        Right ops -> mapM_ (BL.putStr . encode) . (concatMap (convertWord32)) $ (compile ops)