From 27e11b20b06f2f2dbfb56c0998a63169b4b8abc4 Mon Sep 17 00:00:00 2001
From: Joris
Date: Wed, 8 Nov 2017 23:47:26 +0100
Subject: Use a better project structure

---
 server/src/Conf.hs | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 server/src/Conf.hs

(limited to 'server/src/Conf.hs')

diff --git a/server/src/Conf.hs b/server/src/Conf.hs
new file mode 100644
index 0000000..26c5c28
--- /dev/null
+++ b/server/src/Conf.hs
@@ -0,0 +1,39 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Conf
+  ( get
+  , Conf(..)
+  ) where
+
+import Data.Text (Text)
+import qualified Data.Text as T
+import qualified Data.ConfigManager as Conf
+import Data.Time.Clock (NominalDiffTime)
+
+import Common.Model (Currency(..))
+
+data Conf = Conf
+  { hostname :: Text
+  , port :: Int
+  , signInExpiration :: NominalDiffTime
+  , currency :: Currency
+  , noReplyMail :: Text
+  , https :: Bool
+  } deriving Show
+
+get :: FilePath -> IO Conf
+get path = do
+  conf <-
+    (flip fmap) (Conf.readConfig path) (\configOrError -> do
+      conf <- configOrError
+      Conf <$>
+        Conf.lookup "hostname" conf <*>
+        Conf.lookup "port" conf <*>
+        Conf.lookup "signInExpiration" conf <*>
+        fmap Currency (Conf.lookup "currency" conf) <*>
+        Conf.lookup "noReplyMail" conf <*>
+        Conf.lookup "https" conf
+    )
+  case conf of
+    Left msg -> error (T.unpack msg)
+    Right c -> return c
-- 
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