Add currency in conf

3 files changed, 18 insertions, 6 deletions

diff --git a/README.md b/README.md
index 42a3802..7023624 100644
--- a/README.md
+++ b/README.md
@@ -11,3 +11,14 @@ elm package install
 npm install
 npm run watch
 ```
+
+## Configuration
+
+Here is an example configuration file:
+
+```
+hostname = localhost:3001
+port = 3001
+sign-in-expiration-mn = 5
+currency = €
+```
diff --git a/config.txt b/config.txt
index efbd709..1c9e0b0 100644
--- a/config.txt
+++ b/config.txt
@@ -1,3 +1,4 @@
 hostname = localhost:3001
 port = 3001
 sign-in-expiration-mn = 5
+currency = €
diff --git a/src/server/Config.hs b/src/server/Config.hs
index 895b355..deb2e68 100644
--- a/src/server/Config.hs
+++ b/src/server/Config.hs
@@ -14,21 +14,21 @@ import Control.Monad.Trans.Error (runErrorT)
 import Control.Monad.IO.Class (liftIO)
 import Control.Monad (join)
 import Control.Arrow (left)
-import Control.Applicative (liftA3)
 
 data Config = Config
   { hostname :: Text
   , port :: Int
   , signInExpirationMn :: Int
+  , currency :: Char
   } deriving (Read, Eq, Show)
 
 getConfig :: FilePath -> IO (Either Text Config)
 getConfig filePath =
   left (T.pack . show) <$> (runErrorT $ do
     cp <- join $ liftIO $ readfile emptyCP filePath
-    liftA3
-      Config
-      (T.pack <$> get cp "DEFAULT" "hostname")
-      (get cp "DEFAULT" "port")
-      (get cp "DEFAULT" "sign-in-expiration-mn")
+    Config <$>
+      (T.pack <$> get cp "DEFAULT" "hostname") <*>
+      (get cp "DEFAULT" "port") <*>
+      (get cp "DEFAULT" "sign-in-expiration-mn") <*>
+      (get cp "DEFAULT" "currency")
   )