hassox · October 22, 2014 00:53 · Oct 22, 2014
diff --git a/application_controller.ex b/application_controller.ex
@@ -0,0 +1,10 @@
+defmodule CloseBy.ApplicationController do
+
+  defmacro __using__(_opts) do
+    quote do
+      use Phoenix.Controller
+      import CloseBy.ApplicationController
+      alias CloseBy.Router
+    end
+  end
+end
diff --git a/user_controller.ex b/user_controller.ex
@@ -0,0 +1,53 @@
+defmodule CloseBy.UserController do
+  use CloseBy.ApplicationController
+  plug :action
+
+  def call(conn, opts) do
+    conn = Phoenix.Plugs.ContentTypeFetcher.fetch(conn)
+    try do
+      super(conn, opts)
+    rescue
+      Ecto.NotSingleResult -> conn |> put_status(404) |> render("show", errors: %{message: "Not Found"})
+    end
+  end
+
+  def new(conn, params) do
+    user_params = params["user"] || %{}
+    user = %User{ email: user_params["email"] }
+    render conn, "new", user: user
+  end
+
+  def edit(conn, params) do
+    user = fetch_user(params["id"])
+    render conn, "show", user: user
+  end
+
+  def create(conn, params) do
+    user_params = params["user"] || %{}
+    user = %User{ email: user_params["email"] }
+      |> User.set_password(user_params["password"], user_params["confirm_password"])
+
+    case User.validate(user) do
+      [] ->
+        user = CloseBy.Repo.insert(user)
+        redirect conn, CloseBy.Router.Helpers.users_path(:show, user.id)
+      errors ->
+        conn |> put_status(422) |> render "new", user: user, errors: errors
+    end
+  end
+
+  def index(conn, _params) do
+    users = User.Query.all
+    render conn, "index", users: users
+  end
+
+  def show(conn, %{"id" => the_id }) do
+    user = fetch_user(the_id)
+    render conn, "show", user: user
+  end
+
+  defp fetch_user(the_id) do
+    { id, _ } = Integer.parse(the_id)
+    CloseBy.Repo.get! User, id
+  end
+end
diff --git a/user_query.ex b/user_query.ex
@@ -0,0 +1,9 @@
+defmodule User.Query do
+  import Ecto.Query
+
+  def all do
+    query = from user in User,
+            select: user
+    CloseBy.Repo.all(query)
+  end
+end
diff --git a/user_serializer.ex b/user_serializer.ex
@@ -0,0 +1,5 @@
+defmodule Serializers.User do
+  def basic(user) do
+    Map.take(user, [:email, :id])
+  end
+end
diff --git a/user_view.ex b/user_view.ex
@@ -0,0 +1,11 @@
+defmodule CloseBy.UserView do
+  use CloseBy.Views
+  use Jazz
+
+  def render("index.json", %{users: users}) do
+    JSON.encode! users |> Enum.map &Serializers.User.basic(&1)
+  end
+
+  def render("show.json", %{conn: conn, errors: errors}), do: JSON.encode!(errors)
+  def render("show.json", %{user: user}), do: JSON.encode!(Serializers.User.basic(user))
+end