defmodule ArcadiaCloud.Sync.DriftDetectionWorker do
  @moduledoc """
  Periodic drift sweep — compares every provisioned resource's desired
  spec against its live cloud_resources row. Runs after the inventory
  sync workers so it compares against fresh data.
  """

  use Oban.Worker, queue: :cloud_sync_full, max_attempts: 3

  require Logger

  alias ArcadiaCloud.Drift

  @impl Oban.Worker
  def perform(_job) do
    summary = Drift.detect_all()

    Logger.info(
      "[drift] checked=#{summary.checked} drifted_fields=#{summary.drifted_fields} " <>
        "new=#{summary.new_drift} stale_closed=#{summary.resolved_stale}"
    )

    :ok
  end
end