From a7db22556b91bc7c499e010b4c051f4442ad8ce2 Mon Sep 17 00:00:00 2001
From: Joris
Date: Tue, 29 Dec 2015 22:38:42 +0100
Subject: Using persona to validate emails

---
 src/client/elm/Model/User.elm | 44 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/client/elm/Model/User.elm

(limited to 'src/client/elm/Model/User.elm')

diff --git a/src/client/elm/Model/User.elm b/src/client/elm/Model/User.elm
new file mode 100644
index 0000000..1412913
--- /dev/null
+++ b/src/client/elm/Model/User.elm
@@ -0,0 +1,44 @@
+module Model.User
+  ( Users
+  , usersDecoder
+  , User
+  , userDecoder
+  , UserId
+  , userIdDecoder
+  , getUserName
+  ) where
+
+import Json.Decode as Json exposing ((:=))
+import Dict exposing (Dict)
+
+type alias Users = Dict UserId User
+
+type alias UserId = Int
+
+type alias User =
+  { name : String
+  , email : String
+  }
+
+usersDecoder : Json.Decoder Users
+usersDecoder = Json.map Dict.fromList (Json.list userWithIdDecoder)
+
+userWithIdDecoder : Json.Decoder (UserId, User)
+userWithIdDecoder =
+  Json.object2 (,)
+    ("id" := userIdDecoder)
+    userDecoder
+
+userDecoder : Json.Decoder User
+userDecoder =
+  Json.object2 User
+    ("name" := Json.string)
+    ("email" := Json.string)
+
+userIdDecoder : Json.Decoder UserId
+userIdDecoder = Json.int
+
+getUserName : Users -> UserId -> Maybe String
+getUserName users userId =
+  Dict.get userId users
+    |> Maybe.map .name
-- 
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