1 files changed, 39 insertions, 0 deletions
diff --git a/src/executable/haskell/Conf.hs b/src/executable/haskell/Conf.hs
new file mode 100644
index 0000000..e59f2a7
--- /dev/null
+++ b/src/executable/haskell/Conf.hs
@@ -0,0 +1,39 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Conf
+  ( parse
+  , Conf(..)
+  ) where
+
+import qualified Data.ConfigManager as Conf
+import           Data.Text          (Text)
+import qualified Data.Text          as T
+import           Data.Time.Clock    (NominalDiffTime)
+
+import           Model.URL
+
+data Conf = Conf
+  { leboncoinUrls   :: [URL]
+  , ouestFranceUrls :: [URL]
+  , mailFrom        :: Text
+  , mailTo          :: [Text]
+  , listenInterval  :: NominalDiffTime
+  , devMode         :: Bool
+  } deriving Show
+
+parse :: FilePath -> IO Conf
+parse path = do
+  conf <-
+    (flip fmap) (Conf.readConfig path) (\configOrError -> do
+      conf <- configOrError
+      Conf <$>
+        Conf.lookup "leboncoinUrls" conf <*>
+        Conf.lookup "ouestFranceUrls" conf <*>
+        Conf.lookup "mailFrom" conf <*>
+        Conf.lookup "mailTo" conf <*>
+        Conf.lookup "listenInterval" conf <*>
+        Conf.lookup "devMode" conf
+    )
+  case conf of
+    Left msg -> error (T.unpack msg)
+    Right c  -> return c