3 files changed, 13 insertions, 12 deletions
diff --git a/src/server/Main.hs b/src/server/Main.hs
index b7764c9..7ae8c1c 100644
--- a/src/server/Main.hs
+++ b/src/server/Main.hs
@@ -1,22 +1,17 @@
 {-# LANGUAGE OverloadedStrings #-}
 
-import Web.Scotty
-
 import Network.Wai.Middleware.Static
-
-import Job.Daemon (runDaemons)
-
 import qualified Data.Text.Lazy as LT
+import Web.Scotty
 
-import qualified Controller.Index as Index
-import qualified Controller.SignIn as SignIn
-import qualified Controller.Payment as Payment
-import qualified Controller.Income as Income
-import qualified Controller.Category as Category
-
+import Job.Daemon (runDaemons)
 import Model.Database (runMigrations)
-
 import qualified Conf
+import qualified Controller.Category as Category
+import qualified Controller.Income as Income
+import qualified Controller.Index as Index
+import qualified Controller.Payment as Payment
+import qualified Controller.SignIn as SignIn
 
 main :: IO ()
 main = do
diff --git a/src/server/Model/Message/Key.hs b/src/server/Model/Message/Key.hs
index 36b3ba0..79ccf39 100644
--- a/src/server/Model/Message/Key.hs
+++ b/src/server/Model/Message/Key.hs
@@ -127,6 +127,7 @@ data Key =
   | Empty
   | InvalidString
   | InvalidDate
+  | CostMustNotBeNull
   | InvalidInt
   | InvalidCategory
   | SmallerIntThan
diff --git a/src/server/Model/Message/Translations.hs b/src/server/Model/Message/Translations.hs
index 6565344..16fc3fd 100644
--- a/src/server/Model/Message/Translations.hs
+++ b/src/server/Model/Message/Translations.hs
@@ -498,6 +498,11 @@ m l InvalidDate =
     English -> "day/month/year required"
     French  -> "jour/mois/année requis"
 
+m l CostMustNotBeNull =
+  case l of
+    English -> "Cost must not be zero"
+    French -> "Le coût ne doît pas être nul"
+
 m l InvalidInt =
   case l of
     English -> "Integer required"