scinote-web/app/models/concerns/cloneable.rb

19 lines
716 B
Ruby

# frozen_string_literal: true
module Cloneable
extend ActiveSupport::Concern
def next_clone_name
raise NotImplementedError, "Cloneable model must implement the '.parent' method!" unless respond_to?(:parent)
clone_label = I18n.t('general.clone_label')
last_clone_number =
parent.public_send(self.class.table_name)
.select("substring(#{self.class.table_name}.name, '(?:^#{clone_label} )(\\d+)')::int AS clone_number")
.where('name ~ ?', "^#{clone_label} \\d+ - #{Regexp.escape(name)}$")
.order(clone_number: :asc)
.last&.clone_number
"#{clone_label} #{(last_clone_number || 0) + 1} - #{name}".truncate(Constants::NAME_MAX_LENGTH)
end
end