{-# LANGUAGE
    OverloadedStrings
  , UnicodeSyntax
  #-}
import Control.Applicative
import Control.Monad.Unicode
import qualified Data.ByteString.Lazy.Char8 as Lazy
import Data.Monoid.Unicode
import Network.HTTP.Lucu

main ∷ IO ()
main = let config    = defaultConfig { cnfServerPort = "9999" }
           resources = mkResTree
                       [ ([]         , helloWorld               )
                       , (["urandom"], staticFile "/dev/urandom")
                       , (["inc"    ], staticDir "/usr/include" )
                       ]
           fallbacks = [ \ path → case path of
                                     ["hello"] → return $ Just helloWorld
                                     _         → return Nothing
                       ]
       in
         do putStrLn "Access http://localhost:9999/ with your browser."
            runHttpd config resources fallbacks


helloWorld ∷ ResourceDef
helloWorld
    = emptyResource {
        resGet
          = Just $ do setContentType $ parseMIMEType "text/hello"
                      outputChunk "Hello, "
                      outputChunk "World!\n"
                      outputChunk =≪ Lazy.pack <$> getRemoteAddr'
                      
      , resPost
          = Just $ do str1 ← inputChunk 3
                      str2 ← inputChunk 3
                      str3 ← inputChunk 3
                      setContentType $ parseMIMEType "text/hello"
                      output ("[" ⊕ str1 ⊕ " - " ⊕ str2 ⊕ "#" ⊕ str3 ⊕ "]")
      }