module ConstMissingHelper
  extend ActiveSupport::Concern
  included do
    cattr_accessor :constant_paths
    self.const_paths = []
    extend ConstMissingHelper::ClassMethods
  end

  module ClassMethods
    def constant_defined_by_file?(const_name)
      const_paths.detect do |path|
        full_path = Rails.root+"#{path}/#{name.underscore}/#{const_name.to_s.underscore}.rb"
        paths = Pathname.glob full_path.to_s
        Rails.logger.debug "Missing Admin Controller constant is defined by #{full_path}? #{paths.dectect(&:file?).inspect}"
        paths.detect &:file?
      end
    end

    def const_path(path)
      const_paths << path
    end

    def define_missing_constant(const_name, superclass=Object)
      Rails.logger.debug "Define Missing Constant #{name}::#{const_name} < #{superclass} @ #{caller.first}"
      const_set(name, Class.new(superclass))
    end
  end
end