class AddCertMd5 < ActiveRecord::Migration
  def self.up
    Certificate.all.each do |x|
      if x.crt.present? && x.csr.present?
        x.interface = Certificate::REGISTRAR
        x.md5 = OpenSSL::Digest::MD5.new(x.parsed_crt.to_der).to_s

        pc = x.parsed_crt.try(:subject).try(:to_s) || ''
        cn = pc.scan(/\/CN=(.+)/).flatten.first
        x.common_name = cn.split('/').first
      elsif x.crt.present? && x.csr.blank?
        x.interface = Certificate::API
        x.md5 = OpenSSL::Digest::MD5.new(x.parsed_crt.to_der).to_s

        pc = x.parsed_crt.try(:subject).try(:to_s) || ''
        cn = pc.scan(/\/CN=(.+)/).flatten.first
        x.common_name = cn.split('/').first
      elsif x.crt.blank? && x.csr.present?
        x.interface = Certificate::REGISTRAR
      end
      x.save
    end
  end

  def self.down
    raise ActiveRecord::IrreversibleMigration
  end
end