# coding: utf-8

module UzuUzu
  module Helper
    module Route
      module RouteClass
        def url_for(*args)
          app = UzuUzu.current
          route_string = UzuUzu::Request.current.env['SCRIPT_NAME']
          app.controllers.each do |controller|
            re = Regexp.compile("^#{controller.name}::")
            if re =~ self.name
              path = self.name.gsub(re, '').gsub(/Controller$/, '').to_const_path
              route_string << "/#{path}" unless path == 'index'
              break
            end
          end
          if args[-1].kind_of?(Hash)
            query = query_string(args.pop)
          end
          args.each do |arg|
            route_string << "/#{arg}"
          end
          
          route_string << '/' if args.blank?
          route_string << query unless query.blank?
          route_string
        end
        alias :r :url_for
        #
        #
        #
        def query_string(query_options={})
          query_string = []
          query_options do |key, value|
            query_string << "#{key}=#{value}"
          end
          return "" if query_string.blank?
          "?#{query_string.join('&')}"
        end
      end
      
      def self.included(clazz)
        clazz.extend RouteClass
      end
      
      def url_for(*args)
        route_string = @_route.clone
        if args[-1].kind_of?(Hash)
          query = query_string(args.pop)
        end
        args.each do |arg|
          route_string << "/#{arg}"
        end
        route_string << '/' if args.blank?
        route_string << query unless query.blank?
        route_string
      end
      alias :r :url_for
    end
  end
end