class Seed::Alerts
  def self.call(...)
    new(...).call
  end

  def call
    ParksByState.distinct.pluck(:state).each do |state|
      relevant_park_codes = ParksByState.where(state: state).pluck(:park_code)

      offset, total = 0, 1
      while offset < total do
        response_body = NpsClient.current.alerts(state: state, offset: offset).body
        offset = response_body['start'].to_i + response_body['limit'].to_i
        total = response_body['total'].to_i
        alerts = response_body['data']
          .pluck('id', 'category', 'description', 'lastIndexedDate', 'parkCode', 'title', 'url')
          .map do |identifier, category, description, indexed_date, park_code, title, url|
            { identifier:, category:, description:, indexed_date:, park_code:, title:, url: }
          end
          .select { relevant_park_codes.include?(it[:park_code]) }
        Alert.upsert_all(alerts, unique_by: :identifier)
        Rails.logger.info("Upserted #{alerts.count} alerts for #{state}")
      end
    end
  end
end