defmodule LineMessage.EventHandle do
  use Maru.Router
  plug Plug.Logger
  plug Plug.Parsers, parsers: [:json],
    json_decoder: Poison

  get "/" do
    conn |> text("OK")
  end

  params do
    requires :events, type: List do
      requires :replyToken
      requires :type
      optional :timestamp
      requires :source, type: Map do
	      requires :type
	      requires :userId
      end
      optional :message, type: Map do
	      requires :id
	      requires :type
	      optional :text
      end
      optional :beacon, type: Map do
	      requires :hwid
	      requires :type
      end
    end
  end
  
  post "/" do
    handle_events(params[:events])
    conn |> text("OK")
  end
  
  def handle_events([]), do: {:ok}
  def handle_events([event|t]) do
    LineMessage.Event.notify(event)
    handle_events(t)
  end
end