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{-# LANGUAGE OverloadedStrings #-}
module Text.Edifact.BundleReader.Simples
( readSimples
, simplesDirectory
) where
import Text.Edifact.BundleReader.Commons
import Text.Edifact.BundleReader.Configuration (BundleReaderEnv (..))
import Text.Edifact.Scaffolder.Commons
import Text.Edifact.Scaffolder.Simples.Specification
import Control.Monad (when)
import Control.Monad.Reader (asks)
import Data.ByteString as BS (ByteString,
readFile)
import Formatting
simplesDirectory :: FilePath
simplesDirectory = "simples"
readSimples :: [ByteString] -> [SimpleCode] -> BundleReader [SimpleCode]
readSimples contents simples = do
let parsedFile path = parseFile simples =<< liftIO (BS.readFile path)
parsedString = parseFile simples
files <- asks simplesFiles
parsedFiles <- traverse parsedFile files
parsedStrings <- traverse parsedString contents
let filtered = filter (`elem` simples) $ concat (parsedFiles <> parsedStrings)
pure filtered
parseFile :: [SimpleCode] -> ByteString -> BundleReader [SimpleCode]
parseFile simples content =
let chunks = tail $ splitFileByDash 70 $ decodeContent content
in traverse (parseChunk simples) chunks
parseChunk :: [SimpleCode] -> Text -> BundleReader SimpleCode
parseChunk simples chunk = do
parsed <- parseOrFail chunk specificationParser
outputFile <- getOutputFile (fSimpleCodeLower % ".txt") simplesDirectory (fst parsed)
when (fst parsed `elem` simples) $ toFile chunk outputFile
pure $ fst parsed
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