defmodule BeetRoundServer.BiddingRounds.BiddingRoundServer do
  use GenServer
  def inc(pid), do: GenServer.cast(pid, :inc)
  def dec(pid), do: GenServer.cast(pid, :dec)

  def val(pid) do
    GenServer.call(pid, :val)
  end

  def stop(pid) do
    GenServer.stop(pid)
  end

  def start(initial_val) do
    GenServer.start(__MODULE__, initial_val, name: CurrentRoundServer)
  end

  def init(initial_val) do
    {:ok, initial_val}
  end

  def terminate(_reason, val) do
    IO.puts("Stopping bidding round:")
    IO.puts(val)
    :ok
  end

  def handle_cast(:inc, val) do
    {:noreply, val + 1}
  end

  def handle_cast(:dec, val) do
    {:noreply, val - 1}
  end

  def handle_call(:val, _from, val) do
    {:reply, val, val}
  end
end