defmodule SyntropyWeb.Api.RetentionController do
  use SyntropyWeb, :controller

  alias Syntropy.Retention
  alias SyntropyWeb.Api.ControllerHelpers

  @spec show(Plug.Conn.t(), map()) :: Plug.Conn.t()
  def show(conn, _params) do
    json(conn, %{data: Retention.report()})
  end

  @spec update(Plug.Conn.t(), map()) :: Plug.Conn.t()
  def update(conn, params) do
    case Retention.apply_policy(Map.get(params, "policy")) do
      {:ok, report} ->
        json(conn, %{data: report})

      {:error, message} ->
        ControllerHelpers.invalid_request(conn, message, [])
    end
  end
end