defmodule Nola.Application do
  use Application

  def start(_type, _args) do
    import Supervisor.Spec

    Logger.add_backend(Sentry.LoggerBackend)
    :ok = Nola.Matrix.setup()
    :ok = Nola.TelegramRoom.setup()

    # Define workers and child supervisors to be supervised
    children = [
      supervisor(NolaWeb.Endpoint, []),
      worker(Registry, [[keys: :duplicate, name: Nola.BroadcastRegistry]], id: :registry_broadcast),
      worker(Nola.IcecastAgent, []),
      worker(Nola.Token, []),
      worker(Nola.AuthToken, []),
      Nola.Subnet,
      {GenMagic.Pool, [name: Nola.GenMagic, pool_size: 2]},
      worker(Registry, [[keys: :duplicate, name: Nola.PubSub]], id: :registry_nola_pubsub),
    ] ++ Nola.IRC.application_childs
      ++ Nola.Matrix.application_childs

    opts = [strategy: :one_for_one, name: Nola.Supervisor]
    sup = Supervisor.start_link(children, opts)
    start_telegram()
    spawn_link(fn() -> Nola.IRC.after_start() end)
    spawn_link(fn() -> Nola.Matrix.after_start() end)
    spawn_link(fn() -> Nola.TelegramRoom.after_start() end)
    sup
  end

  def config_change(changed, _new, removed) do
    NolaWeb.Endpoint.config_change(changed, removed)
    :ok
  end

  defp start_telegram() do
    token = Keyword.get(Application.get_env(:nola, :telegram, []), :key)
    options = [
      username: Keyword.get(Application.get_env(:nola, :telegram, []), :nick, "beauttebot"),
      purge: false
    ]
    telegram = Telegram.Bot.ChatBot.Supervisor.start_link({Nola.Telegram, token, options})
  end

end