From 1e47a7754ca38bd1a6c74765d8378caf68ce4619 Mon Sep 17 00:00:00 2001
From: Joris
Date: Sun, 26 Mar 2017 21:10:42 +0200
Subject: Separate client and server watch

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

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

diff --git a/src/client/Model/User.elm b/src/client/Model/User.elm
new file mode 100644
index 0000000..f6e8147
--- /dev/null
+++ b/src/client/Model/User.elm
@@ -0,0 +1,44 @@
+module Model.User exposing
+  ( Users
+  , usersDecoder
+  , User
+  , userDecoder
+  , UserId
+  , userIdDecoder
+  , getUserName
+  )
+
+import Json.Decode as Decode exposing (Decoder)
+import Dict exposing (Dict)
+
+type alias Users = Dict UserId User
+
+type alias UserId = Int
+
+type alias User =
+  { name : String
+  , email : String
+  }
+
+usersDecoder : Decoder Users
+usersDecoder = Decode.map Dict.fromList (Decode.list userWithIdDecoder)
+
+userWithIdDecoder : Decode.Decoder (UserId, User)
+userWithIdDecoder =
+  Decode.map2 (,)
+    (Decode.field "id" userIdDecoder)
+    userDecoder
+
+userIdDecoder : Decoder UserId
+userIdDecoder = Decode.int
+
+userDecoder : Decoder User
+userDecoder =
+  Decode.map2 User
+    (Decode.field "name" Decode.string)
+    (Decode.field "email" Decode.string)
+
+getUserName : Users -> UserId -> Maybe String
+getUserName users userId =
+  Dict.get userId users
+    |> Maybe.map .name
-- 
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