module ActiveJax
  module ActionController
    module Ext      
      def self.included(base)
        base.extend(ClassMethods)
      end
      def active_jax?
        !params[:active_jax].blank?
      end
      def render_active_jax(render_object)
        return render :json => render_object if render_object.is_a?(String)
        unless render_object.is_a?(Array)
          render_object = [render_object]
        end
        render_object = render_object.collect do |fix_object|
          if fix_object.respond_to?("attributes")
            fix_object._active_jax_attributes
          else
            fix_object
          end
        end
        return render :json => render_object.to_json
      end
      module ClassMethods
        @@active_jax_meta = {}
        def _add_active_jax_meta(*params)
          @@active_jax_meta[self] = {:actions =>  params.collect { |action| action.to_s }}
        end
        def active_jax_actions
          _active_jax_meta[self][:actions]
        end
        def _active_jax_meta
          @@active_jax_meta.values.each do |meta|
            unless meta[:actions].length > 0
              meta[:actions] = self.action_methods
            end
          end
          @@active_jax_meta
        end
        def active_jax(*params)
          _add_active_jax_meta(*params)
        end
      end
    end
  end
end