4 files changed, 31 insertions, 9 deletions
diff --git a/src/server/Controller/Index.hs b/src/server/Controller/Index.hs
index da67051..e4ec729 100644
--- a/src/server/Controller/Index.hs
+++ b/src/server/Controller/Index.hs
@@ -7,12 +7,15 @@ import Web.Scotty
 
 import Network.HTTP.Types.Status (ok200)
 
+import Config (Config(..))
 import qualified LoginSession
 
+import qualified Model.Json.Config as M
+
 import View.Page (page)
 
-getIndex :: ActionM ()
-getIndex = html page
+getIndex :: Config -> ActionM ()
+getIndex config = html . page $ M.Config { M.currency = currency config }
 
 signOut :: ActionM ()
 signOut = do
diff --git a/src/server/Main.hs b/src/server/Main.hs
index 6a120d6..3d61481 100644
--- a/src/server/Main.hs
+++ b/src/server/Main.hs
@@ -19,23 +19,23 @@ import Controller.Payer
 import Model.Database (runMigrations)
 import Model.Frequency
 
-import Config
+import qualified Config
 
 main :: IO ()
 main = do
   runMigrations
   _ <- forkIO monthlyPaymentJobListener
-  eitherConfig <- getConfig "config.txt"
+  eitherConfig <- Config.getConfig "config.txt"
   case eitherConfig of
     Left errorMessage ->
       TIO.putStrLn errorMessage
     Right config -> do
-      scotty (port config) $ do
+      scotty (Config.port config) $ do
         middleware $
           staticPolicy (noDots >-> addBase "public")
 
-        get  "/"        getIndex
-        post "/signOut" signOut
+        get  "/"             (getIndex config)
+        post "/signOut"      signOut
 
         -- SignIn
 
diff --git a/src/server/Model/Json/Config.hs b/src/server/Model/Json/Config.hs
new file mode 100644
index 0000000..422ecee
--- /dev/null
+++ b/src/server/Model/Json/Config.hs
@@ -0,0 +1,17 @@
+{-# LANGUAGE DeriveGeneric #-}
+
+module Model.Json.Config
+  ( Config(..)
+  ) where
+
+import GHC.Generics
+
+import Data.Aeson
+import Data.Text
+
+data Config = Config
+  { currency :: Text
+  } deriving (Show, Generic)
+
+instance FromJSON Config
+instance ToJSON Config
diff --git a/src/server/View/Page.hs b/src/server/View/Page.hs
index 41c9b73..2865337 100644
--- a/src/server/View/Page.hs
+++ b/src/server/View/Page.hs
@@ -18,16 +18,18 @@ import Text.Blaze.Html.Renderer.Text (renderHtml)
 import Design.Global (globalDesign)
 
 import Model.Message
+import Model.Json.Config
 import Model.Message.Key (Key(SharedCost))
 
-page :: Text
-page =
+page :: Config -> Text
+page config =
   renderHtml . docTypeHtml $ do
     H.head $ do
       meta ! charset "UTF-8"
       H.title (toHtml $ getMessage SharedCost)
       script ! src "javascripts/client.js" $ ""
       script ! A.id "messages" ! type_ "application/json" $ toHtml . decodeUtf8 . encode $ getTranslations
+      script ! A.id "config" ! type_ "application/json" $ toHtml . decodeUtf8 . encode $ config
       link ! rel "stylesheet" ! type_ "text/css" ! href "css/reset.css"
       link ! rel "stylesheet" ! href "css/font-awesome/css/font-awesome.min.css"
       link ! rel "icon" ! type_ "image/png" ! href "images/icon.png"