5 files changed, 59 insertions, 11 deletions
diff --git a/src/client/Model/View.elm b/src/client/Model/View.elm
index ca819e3..3e3cbca 100644
--- a/src/client/Model/View.elm
+++ b/src/client/Model/View.elm
@@ -3,8 +3,9 @@ module Model.View
   ) where
 
 import Model.Payment exposing (Payments)
+import Model.View.SignIn exposing (..)
 
 type View =
   LoadingView
   | PaymentView Payments
-  | SignInView String
+  | SignInView SignIn
diff --git a/src/client/Model/View/SignIn.elm b/src/client/Model/View/SignIn.elm
new file mode 100644
index 0000000..1c8eae7
--- /dev/null
+++ b/src/client/Model/View/SignIn.elm
@@ -0,0 +1,15 @@
+module Model.View.SignIn
+  ( SignIn
+  , initSignIn
+  ) where
+
+type alias SignIn =
+  { login : String
+  , authentication : Maybe (Result String String)
+  }
+
+initSignIn : SignIn
+initSignIn =
+  { login = ""
+  , authentication = Nothing
+  }
diff --git a/src/client/Update.elm b/src/client/Update.elm
index 3937888..1d0fe95 100644
--- a/src/client/Update.elm
+++ b/src/client/Update.elm
@@ -7,11 +7,14 @@ module Update
 import Model exposing (Model)
 import Model.Payment exposing (Payments)
 import Model.View exposing (..)
+import Model.View.SignIn exposing (..)
+
+import Update.SignIn exposing (..)
 
 type Action =
   NoOp
   | SignIn
-  | UpdateLogin String
+  | UpdateSignIn SignInAction
   | UpdatePayments Payments
 
 actions : Signal.Mailbox Action
@@ -23,8 +26,12 @@ updateModel action model =
     NoOp ->
       model
     SignIn ->
-      { model | view <- SignInView "" }
-    UpdateLogin login ->
-      { model | view <- SignInView login }
+      { model | view <- SignInView initSignIn }
+    UpdateSignIn signInAction ->
+      case model.view of
+        SignInView signIn ->
+          { model | view <- SignInView (updateSignIn signInAction signIn) }
+        _ ->
+          model
     UpdatePayments payments ->
       { model | view <- PaymentView payments }
diff --git a/src/client/Update/SignIn.elm b/src/client/Update/SignIn.elm
new file mode 100644
index 0000000..a962f90
--- /dev/null
+++ b/src/client/Update/SignIn.elm
@@ -0,0 +1,15 @@
+module Update.SignIn
+  ( SignInAction(..)
+  , updateSignIn
+  ) where
+
+import Model.View.SignIn exposing (..)
+
+type SignInAction =
+  UpdateLogin String
+
+updateSignIn : SignInAction -> SignIn -> SignIn
+updateSignIn action signIn =
+  case action of
+    UpdateLogin login ->
+      { signIn | login <- login }
diff --git a/src/client/View/Page.elm b/src/client/View/Page.elm
index 1683cf3..eb86132 100644
--- a/src/client/View/Page.elm
+++ b/src/client/View/Page.elm
@@ -13,11 +13,14 @@ import Date exposing (Date)
 
 import String exposing (append)
 
+import Json.Decode as Json
+
 import Model exposing (Model)
 import Model.Payment exposing (Payments, Payment)
 import Model.View exposing (..)
 
 import Update exposing (..)
+import Update.SignIn exposing (..)
 
 import ServerCommunication as SC
 import ServerCommunication exposing (serverCommunications)
@@ -38,7 +41,7 @@ renderHeader model =
     []
     [ h1
         []
-        [ text "Payments" ]
+        [ text "Shared Cost" ]
     , case model.view of
         LoadingView ->
           text ""
@@ -57,7 +60,7 @@ renderMain model =
   case model.view of
     LoadingView ->
       loadingView
-    SignInView login ->
+    SignInView { login } ->
       signInView login
     PaymentView payments ->
       paymentsView payments
@@ -67,18 +70,25 @@ loadingView = text ""
 
 signInView : String -> Html
 signInView login =
-  H.form
+  div
     [ class "signIn" ]
     [ input
         [ value login
-        , on "input" targetValue (Signal.message actions.address << UpdateLogin)
+        , on "input" targetValue (Signal.message actions.address << UpdateSignIn << UpdateLogin)
+        , onEnter serverCommunications.address (SC.SignIn login)
         ]
         []
     , button
         [ onClick serverCommunications.address (SC.SignIn login) ]
-        [ renderIcon "sign-in" ]
+        [ text "Sign in" ]
     ]
 
+onEnter : Signal.Address a -> a -> Attribute
+onEnter address value =
+  on "keydown"
+    (Json.customDecoder keyCode (\code -> if code == 13 then Ok () else Err ""))
+    (\_ -> Signal.message address value)
+
 paymentsView : Payments -> Html
 paymentsView payments =
   table
@@ -112,5 +122,5 @@ paymentLine payment =
 renderDate : Date -> String
 renderDate date =
   toString (Date.day date)
-    |> flip append (" " ++ (toString (Date.month date)))
+    |> flip append (" " ++ (toString (Date.month date)) ++ ".")
     |> flip append (" " ++ (toString (Date.year date)))