module ErpApp
  module Widgets
    module Railties
      module ActionView
        module Helpers
          module WidgetHelper
            
            def render_widget(name, opts={})
              action = opts[:action] || :index
              params = opts[:params].nil? ? {} : opts[:params]

              uuid = Digest::SHA1.hexdigest(Time.now.to_s + rand(10000).to_s)
              
              #render widget
              widget_obj = "::Widgets::#{name.to_s.camelize}::Base".constantize.new(self.controller, name.to_s, action.to_s, uuid, params, nil)
              result = widget_obj.process(action.to_s)
              
              html = "<div id=\"#{uuid}\" class='compass_ae-widget'>"
              html << result
              html << "</div>" 
              html << "<script type='text/javascript'>"
              html << "Compass.ErpApp.Widgets.LoadedWidgets.push({id:'#{uuid}',name:'#{name.to_s}',action:'#{action.to_s}',params:#{params.to_json}});"
              html << "</script>"
              
              raw html
            end

            def build_widget_url(action,id=nil,params={})
              url = if id
                "/erp_app/widgets/#{@name}/#{action}/#{@uuid}/#{id}"
              else
                "/erp_app/widgets/#{@name}/#{action}/#{@uuid}"
              end

              if params
                url = "#{url}?"
                params.each do |k,v|
                  url += "#{k.to_s}=#{v.to_s}&"
                end
                url = url[0...url.length - 1]
              end

              url
            end
  
            def widget_result_id
              "#{@uuid}_result"
            end

            def include_widgets
              raw ErpApp::Widgets::JavascriptLoader.glob_javascript
            end

            def get_widget_action
              params[:widget_action] || 'index'
            end

            def set_widget_params(widget_params={})
              widget_params.merge!(params.symbolize_keys)
              widget_params
            end

          end #WidgetHelper
        end #Helpers
      end #ActionView
    end #Railties
  end #Widgets
end #ErpApp