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

  alias Syntropy.Usage
  alias SyntropyWeb.Api.ControllerHelpers

  @default_window "7d"

  @spec show(Plug.Conn.t(), map()) :: Plug.Conn.t()
  def show(conn, params) do
    case Usage.report(Map.get(params, "window", @default_window)) do
      {:ok, report} ->
        json(conn, %{data: report})

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