kete/kete

module ImportersHelper
  # dynamically define query methods for our attribute specs
  def self.define_options_method_for(constant_name)
    method_name = constant_name.downcase + '_as_options'

    # create the template code
    code =
      Proc.new do
        options = []
        constant_name.constantize.each do |item_class_name|
          selected = @zoom_class_name == item_class_name ? " selected='selected'" : ''
          options << "<option value='#{item_class_name}'#{selected}>#{zoom_class_plural_humanize(item_class_name)}</option>"
        end
        options.join('')
      end

    define_method(method_name, &code)
  end

  ['ATTACHABLE_CLASSES', 'ITEM_CLASSES'].each { |constant_name| define_options_method_for(constant_name) }
end