loomio/loomio

class SendDailyCatchUpEmailWorker
  include Sidekiq::Worker
  sidekiq_options retry: false

  def perform
    User.distinct.pluck(:time_zone).uniq.each do |zone|
      if Time.find_zone(zone)
        time_in_zone = DateTime.now.in_time_zone(zone)
        if time_in_zone.hour == 6
          days = [7, time_in_zone.wday, (time_in_zone.wday % 2 == 1) ? 8 : nil].compact
          User.distinct.active.verified.where(time_zone: zone).where(email_catch_up_day: days).find_each do |user|
            period = case user.email_catch_up_day
              when 8 then 'other'
              when 7 then 'daily'
              else
                'weekly'
              end
            UserMailer.catch_up(user.id, nil, period).deliver_now
          end
        end
      end
    end
  end
end