On branch master

[user/henk/code/haskell/diddohs.git] / diddohs.hs

diff --git a/diddohs.hs b/diddohs.hs
index fdc1d0d73bd0244fb1e70c9b78ff885bb7d138bb..c9ec4059c161c3178f0bcd6e8f1e25e0d7973780 100644 (file)
--- a/diddohs.hs
+++ b/diddohs.hs
@@ -1,36 +1,36 @@
-import System.Environment
-import System.IO
-import Options.Applicative
-import Data.Time
+import Control.Applicative( (<$>), (<*>), liftA, liftA2 )
+import Data.DateTime( parseDateTime, startOfTime, diffSeconds, formatDateTime )
+import Data.List( zip4, zipWith4, transpose )
+import Data.List.Split( splitOn )
+import Data.Maybe( fromJust, fromMaybe )
+import Data.Monoid( mempty )
+import Data.Time.Clock( secondsToDiffTime )
+import Options.Applicative( execParser, info, strOption, long )
+import System.Environment( getArgs )
+import HMSTime( HMSTime(..), secondsToHMS )
+import Diddo.Entry( DiddoEntry(..) )
 
-data Args = Args
-  { entry :: String
---  , time :: Time
---  , verbose :: Bool
---  , file :: String
-}
+data DiddoOpts = DiddoOpts
+  { inDateFmt :: String
+  , inFile :: String
+  }
 
-runWithOptions :: Args -> IO ()
-runWithOptions opts =
-  putStrLn ( entry opts ++ " saved." )
+mainWithOpts :: DiddoOpts -> IO ()
+mainWithOpts opts = do
+  [timestrings_finish
+        , entries
+        ]                  <- transpose . map (splitOn ";") . lines <$> readFile (inFile opts)
+  let utcTimes_finish      = map (fromMaybe (error "Input data broken.") . parseDateTime (inDateFmt opts)) timestrings_finish
+      entry_deltas_HMMSS   = zipWith (\x y -> secondsToHMS $ diffSeconds x y) utcTimes_finish (startOfTime : init utcTimes_finish)
+      diddos_summarized    = zipWith4 DiddoEntry ("" : init timestrings_finish) timestrings_finish entry_deltas_HMMSS entries
+
+  mapM_ print diddos_summarized
 
 main :: IO ()
-main = execParser opts >>= runWithOptions
+main = execParser opts >>= mainWithOpts
   where
-    parser = Args <$> argument str (metavar "ENTRY")
     opts = info parser mempty
-
--- main = getArgs >>= parse
-
--- parse [] = getLine >>= saveActivity "actlog.txt"
--- parse ["add"] = getLine >>= saveActivity "actlog.txt"
--- parse ["new"] = getLine >>= saveActivity "actlog.txt"
--- parse ("add":entry) = saveActivity "actlog.txt" $ unwords entry
--- parse ("new":entry) = saveActivity "actlog.txt" $ unwords entry
--- parse ("-f":
-
--- saveActivity file act = do
---   zoneTime <- fmap show Data.Time.getZonedTime
---   appendFile "actlog.txt" (zoneTime ++ "\t" ++ act ++ "\n")
---   hPutStrLn stderr ("\"" ++ zoneTime ++ "\t" ++ act ++ "\"" ++ " saved.")
+    parser = DiddoOpts
+      <$> strOption ( long "indateform" )
+      <*> strOption ( long "infile" )