defmodule Odinsea.Channel.Supervisor do
  @moduledoc """
  Supervisor for game channel servers.
  Each channel is a separate TCP listener.
  """

  use Supervisor

  require Logger

  def start_link(channel_count) do
    Supervisor.start_link(__MODULE__, channel_count, name: __MODULE__)
  end

  @impl true
  def init(channel_count) do
    children =
      for i <- 1..channel_count do
        %{
          id: {Odinsea.Channel.Server, i},
          start: {Odinsea.Channel.Server, :start_link, [i]}
        }
      end

    Logger.info("Starting #{channel_count} game channels")
    Supervisor.init(children, strategy: :one_for_one)
  end
end