+ def register_user(params) do
+ params = %{
+ nickname: params["nickname"],
+ name: params["fullname"],
+ bio: params["bio"],
+ email: params["email"],
+ password: params["password"],
+ password_confirmation: params["confirm"]
+ }
+
+ changeset = User.register_changeset(%User{}, params)
+
+ with {:ok, user} <- Repo.insert(changeset) do
+ {:ok, UserRepresenter.to_map(user)}
+ else
+ {:error, changeset} ->
+ errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
+ |> Poison.encode!
+ {:error, %{error: errors}}
+ end
+ end
+
+ def get_user(user \\ nil, params) do
+ case params do
+ %{ "user_id" => user_id } ->
+ case target = Repo.get(User, user_id) do
+ nil ->
+ {:error, "No user with such user_id"}
+ _ ->
+ {:ok, target}
+ end
+ %{ "screen_name" => nickname } ->
+ case target = Repo.get_by(User, nickname: nickname) do
+ nil ->
+ {:error, "No user with such screen_name"}
+ _ ->
+ {:ok, target}
+ end
+ _ ->
+ if user do
+ {:ok, user}
+ else
+ {:error, "You need to specify screen_name or user_id"}
+ end
+ end
+ end
+