module SWX #:nodoc:
  module ModelView #:nodoc

    def render_model(options = {}) #:nodoc:
      # needed for scope
      controller = self.controller_name
      action = self.action_name
      
      model_def_method = ActionController::Base.class_eval do
        begin
          @model_view_registry[controller][action][:method]
        rescue NoMethodError
          nil
        end
      end
      method = options[:method] || model_def_method || action
      template = options[:object].send(method)
      render(:text => ERB.new(template).result(binding), 
             :layout => options[:layout] || true,
             :status => options[:status] || nil)
    end
    
  end

  module ActsAsRenderable #:nodoc: 
    def self.included(base)
      base.extend(ClassMethods)  
    end
  
    module ClassMethods
      def acts_as_renderable(options = {})
        klass = self.name
        ActionController::Base.class_eval do
          @model_view_registry[options[:controller]] = {options[:action] => {:class => klass,
                                                                             :method => options[:method] } }
        end
      end
    end
      
  end
end