1 files changed, 23 insertions, 4 deletions

diff --git a/tprint/src/Main.hs b/tprint/src/Main.hs
index cd6e68b..a937181 100644
--- a/tprint/src/Main.hs
+++ b/tprint/src/Main.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE RecordWildCards #-}
+{-# LANGUAGE ViewPatterns #-}
 
 import Data.Map (Map)
 import qualified Data.Map as Map
@@ -6,10 +7,15 @@ import Data.Sequence (Seq)
 import qualified Data.Sequence as Seq
 import Data.Text (Text)
 import qualified Data.Text as T
+import qualified Data.ByteString.Lazy.Char8 as Lazy (ByteString)
+import qualified Data.ByteString.Lazy.Char8 as LCBS
+
+import Control.Monad
 
 import Control.Monad
 
 import Text.Show.Pretty (dumpStr)
+import Data.Aeson.Encode.Pretty (encodePretty)
 
 import System.IO
 
@@ -19,9 +25,22 @@ import Options
 import Debug.Trace
 
 main :: IO ()
-main = withArgs (tprint <=< dumpOpts)
+main = withArgs (main' <=< dumpOpts)
   where
     dumpOpts c@(TPrint{..}) = c <$ when (dumpOptions) (hPutStrLn stderr $ dumpStr c)
-
-tprint :: TPrint -> IO ()
-tprint = undefined
+    main' config@(TPrint{..}) = withOutput config $ tprint config (mkClient' baseUrl)
+
+withOutput :: TPrint -> (Handle -> IO a) -> IO a
+withOutput TPrint{..} a
+  | (_, WriteFile f) <- output = withFile f WriteMode a
+  | otherwise = a stdout
+
+tprint :: TPrint -> Client IO -> Handle -> IO ()
+tprint TPrint{ operation = Printers, ..} Client{..} out = printers >>= format
+  where format ps
+          | (Human, _) <- output = mapM_ (\(PrinterId n, st) -> hPutStrLn out $ show n ++ "\t" ++ humanStatus st) $ Map.toAscList ps
+          | (JSON , _) <- output = LCBS.hPutStrLn out $ encodePretty ps
+          | otherwise            = hPutStrLn out . dumpStr $ Map.toAscList ps
+        humanStatus (Busy (JobId n)) = "busy printing job #" ++ show n
+        humanStatus (Available)      = "available"
+tprint _ _ _ = undefined