Websites/app/logical/e621_status_updater.rb

# frozen_string_literal: true

module E621StatusUpdater
  def self.run(force: E621Status.count == 0)
    return if Rails.env.development?
    status = Requests::E621.status
    previous_status = Cache.redis.get("e621_status:current").to_i
    last_change_time = Cache.redis.get("e621_status:last_change_time")
    last_change_time = Time.parse(last_change_time) if last_change_time.present?
    if previous_status == status && !force
      Cache.redis.set("e621_status:last_change_time", (Time.now - 2.seconds).to_s)
    elsif last_change_time.nil? || (Time.now - last_change_time) >= 3.minutes || force
      Rails.logger.debug { "Updating status: #{previous_status} -> #{status}" }
      Cache.redis.set("e621_status:current", status.to_s)
      Cache.redis.set("e621_status:last_change_time", (Time.now - 2.seconds).to_s)
      E621Status.create!(status: status)
    end
  end
end