Add reports_controller from spree_backend so that we can now merge it with the OFN's decorator

app/controllers/spree/admin/reports_controller.rb

@@ -0,0 +1,55 @@
+module Spree
+  module Admin
+    class ReportsController < Spree::Admin::BaseController
+      respond_to :html
+
+      AVAILABLE_REPORTS = {
+        :sales_total => { :name => Spree.t(:sales_total), :description => Spree.t(:sales_total_description) }
+      }
+
+      def index
+        @reports = AVAILABLE_REPORTS
+      end
+
+      def sales_total
+        params[:q] = {} unless params[:q]
+
+        if params[:q][:created_at_gt].blank?
+          params[:q][:created_at_gt] = Time.zone.now.beginning_of_month
+        else
+          params[:q][:created_at_gt] = Time.zone.parse(params[:q][:created_at_gt]).beginning_of_day rescue Time.zone.now.beginning_of_month
+        end
+
+        if params[:q] && !params[:q][:created_at_lt].blank?
+          params[:q][:created_at_lt] = Time.zone.parse(params[:q][:created_at_lt]).end_of_day rescue ""
+        end
+
+        if params[:q].delete(:completed_at_not_null) == "1"
+          params[:q][:completed_at_not_null] = true
+        else
+          params[:q][:completed_at_not_null] = false
+        end
+
+        params[:q][:s] ||= "created_at desc"
+
+        @search = Order.complete.ransack(params[:q])
+        @orders = @search.result
+
+        @totals = {}
+        @orders.each do |order|
+          @totals[order.currency] = { :item_total => ::Money.new(0, order.currency), :adjustment_total => ::Money.new(0, order.currency), :sales_total => ::Money.new(0, order.currency) } unless @totals[order.currency]
+          @totals[order.currency][:item_total] += order.display_item_total.money
+          @totals[order.currency][:adjustment_total] += order.display_adjustment_total.money
+          @totals[order.currency][:sales_total] += order.display_total.money
+        end
+      end
+
+      private
+
+      def model_class
+        Spree::Admin::ReportsController
+      end
+
+    end
+  end
+end