class EngineAssets::PublicLocator
  class << self
    attr_reader :paths

    def register(full_path)
      @paths ||= []

      public_path = File.join(full_path, 'public')
      File.open(public_path) {}

      paths << public_path
    end

    def locate(file_path)
      full_paths = paths.map { |base_path| File.join(base_path, file_path) }
      full_paths.each do |full_path|
        return full_path if File.exist?(full_path)
      end
      nil
    end


    private

    def clear
      @paths = []
    end
  end
end