OrderCycleManagementReport sets default date range before querying for orders

lib/open_food_network/order_cycle_management_report.rb

@@ -2,9 +2,10 @@ require 'open_food_network/user_balance_calculator'
 
 module OpenFoodNetwork
   class OrderCycleManagementReport
+    DEFAULT_DATE_INTERVAL = 1.month
     attr_reader :params
     def initialize(user, params = {}, render_table = false)
-      @params = params
+      @params = sanitize_params(params)
       @user = user
       @render_table = render_table
     end
@@ -133,5 +134,12 @@ module OpenFoodNetwork
       customer = Customer.where(email: email).first
       customer.nil? ? "" : customer.code
     end
+
+    def sanitize_params(params)
+      params[:q] ||= {}
+      params[:q][:completed_at_gt] ||= Time.zone.today - DEFAULT_DATE_INTERVAL
+      params[:q][:completed_at_lt] ||= Time.zone.today
+      params
+    end
   end
 end