module Sessions
  class Pause
    def initialize(session)
      @session = session
    end

    def call
      @session.pause! if @session.may_pause?
      log_event("paused")
      SessionChannel.broadcast_message(@session, { type: "command", action: "pause_stream" })
      @session
    end

    private

    def log_event(type)
      @session.stream_events.create!(event_type: type, occurred_at: Time.current, metadata: {})
    end
  end
end