app/models/verified_user.rb
class VerifiedUser < ApplicationRecord
scope :by_user, ->(user) { where(document_number: user.document_number) }
scope :by_email, ->(email) { where(email: email) }
scope :by_phone, ->(phone) { where(phone: phone) }
def self.phone?(user)
by_user(user).by_phone(user.unconfirmed_phone).first.present?
end
end