require 'custom_attributes/custom_attributes_api_helper'

module CustomAttributes
  module ControllerHelper
    module Customizable
      def self.all_available_fields(customizable_type)
        customizable = customizable_type
        if customizable_type.is_a? String
          customizable = get_customizable_class_or_fail(customizable_type).new
        end

        customizable.available_custom_fields
      end

      def self.all_values(customizable)
        customizable.custom_field_values
      end

      def self.value_by_field_id(customizable, field_id)
        customizable.populated_custom_field_value(field_id)
      end

      def self.update_field_value(customizable, field_id, value)
        to_change = { field_id => value }
        customizable.custom_field_values = to_change
        customizable.save!

        customizable.custom_value_for(field_id)
      end
    end

    module CustomField
      def self.increment_position(field)
        field.increment_position
      end

      def self.decrement_position(field)
        field.decrement_position
      end
    end
  end
end