Add filter on completed_at of an order

app/views/admin/reports/filters/_customers.html.haml

@@ -1,3 +1,5 @@
+= render 'admin/reports/date_range_form', f: f
+
 .row
   .alpha.two.columns= label_tag nil, t(:report_customers_hub)
   .omega.fourteen.columns

lib/reporting/reports/customers/base.rb

@@ -12,7 +12,19 @@ module Reporting
         end
 
         def filter(orders)
-          filter_to_distributor filter_to_order_cycle orders
+          filter_to_completed_at filter_to_distributor filter_to_order_cycle orders
+        end
+
+        def filter_to_completed_at(orders)
+          if params[:q] &&
+             params[:q][:completed_at_gt].present? &&
+             params[:q][:completed_at_lt].present?
+            orders.where("completed_at >= ? AND completed_at <= ?",
+                         params[:q][:completed_at_gt],
+                         params[:q][:completed_at_lt])
+          else
+            orders
+          end
         end
 
         def filter_to_distributor(orders)

spec/lib/reports/customers_report_spec.rb

@@ -284,6 +284,16 @@ module Reporting
               expect(subject.filter(orders)).to eq(orders)
             end
 
+            it "filters to a specific completed_at date" do
+              o1 = create(:order, completed_at: 1.day.ago)
+              o2 = create(:order, completed_at: 3.days.ago)
+              o3 = create(:order, completed_at: 5.days.ago)
+
+              allow(subject).to receive(:params).and_return({ q: { completed_at_gt: 1.day.before(o2.completed_at),
+                                                                   completed_at_lt: 1.day.after(o2.completed_at) } })
+              expect(subject.filter(orders)).to eq([o2])
+            end
+
             it "filters to a specific distributor" do
               d1 = create(:distributor_enterprise)
               d2 = create(:distributor_enterprise)