defmodule Agala.Bot.Poller do
  use GenServer  
  require Logger

  def start_link(state) do 
    GenServer.start_link(__MODULE__, state, [name: Agala.Bot.Poller])
  end                      

  def init(state) do       
    Logger.info "Starting polling server..."
    spawn fn ->            
      handle_cast(:start_poll, state) 
    end
    {:ok, state}
  end

  def handle_cast(:start_poll, state) do
    do_poll(state)         
    {:noreply, state}      
  end                      

  def do_poll(args) do     
    offset = Agala.Bot.getUpdates(args)
    do_poll(%{timeout: args[:timeout], offset: offset })
  end

end