defmodule Anubis.Application do
  # See https://hexdocs.pm/elixir/Application.html
  # for more information on OTP Applications
  @moduledoc false

  use Application

  @impl true
  def start(_type, _args) do
    :logger.add_handlers(:anubis_mcp)

    children =
      [
        {Finch, name: Anubis.Finch, pools: %{default: [size: 15]}}
      ] ++ maybe_start_session_store()

    # See https://hexdocs.pm/elixir/Supervisor.html
    # for other strategies and supported options
    opts = [strategy: :one_for_one, name: Anubis.Supervisor]
    {:ok, pid} = Supervisor.start_link(children, opts)

    if Anubis.should_compile_cli?() do
      with {:module, cli} <- Code.ensure_loaded(Anubis.CLI), do: cli.main()
      {:ok, pid}
    else
      {:ok, pid}
    end
  end

  defp maybe_start_session_store do
    if adapter = Anubis.get_session_store_adapter() do
      config = Application.get_env(:anubis_mcp, :session_store)

      Anubis.Logging.log(:info, "Starting session store",
        enabled: true,
        adapter: adapter,
        ttl: Keyword.get(config, :ttl),
        namespace: Keyword.get(config, :namespace)
      )

      [{adapter, config}]
    else
      Anubis.Logging.log(:warning, "Session store enabled but adapter not available", adapter: adapter)

      []
    end
  end
end