internetee-registry/app/models/contact_request.rb

class ContactRequest < ApplicationRecord
  establish_connection :"whois_#{Rails.env}"
  self.table_name = 'contact_requests'

  STATUS_NEW       = 'new'.freeze
  STATUS_CONFIRMED = 'confirmed'.freeze
  STATUS_SENT      = 'sent'.freeze
  STATUSES         = [STATUS_NEW, STATUS_CONFIRMED, STATUS_SENT].freeze

  validates :whois_record_id, presence: true
  validates :email, presence: true
  validates :name, presence: true
  validates :status, inclusion: { in: STATUSES }

  attr_readonly :secret,
                :valid_to

  def self.save_record(params)
    contact_request = new(params)
    contact_request.secret = create_random_secret
    contact_request.valid_to = set_valid_to_24_hours_from_now
    contact_request.status = STATUS_NEW
    contact_request.save!
  end

  def update_status(status)
    self.status = status
    save!
  end

  def self.create_random_secret
    SecureRandom.hex(64)
  end

  def self.set_valid_to_24_hours_from_now
    (Time.zone.now + 24.hours)
  end
end