feat(dunning): Dunning Campaign processing skip customers completed

app/services/dunning_campaigns/bulk_process_service.rb

@@ -16,6 +16,7 @@ def call
 
     def eligible_customers
       Customer
+        .with_dunning_campaign_not_completed
         .joins(:organization)
         .where(exclude_from_dunning_campaign: false)
         .where("organizations.premium_integrations @> ARRAY[?]::varchar[]", ['auto_dunning'])
@@ -30,6 +31,7 @@ def initialize(customer)
       end
 
       def call
+        return result if customer.dunning_campaign_completed?
         return result unless threshold
         return result if max_attempts_reached?
         return result unless days_between_attempts_satisfied?

spec/services/dunning_campaigns/bulk_process_service_spec.rb

@@ -65,6 +65,17 @@
             .with(customer:, dunning_campaign_threshold:)
         end
 
+        context "when the customer has completed the dunning campaign" do
+          let(:customer) do
+            create :customer, organization:, currency:, dunning_campaign_completed: true
+          end
+
+          it "does not queue a job for the customer" do
+            result
+            expect(DunningCampaigns::ProcessAttemptJob).not_to have_been_enqueued
+          end
+        end
+
         context "when organization does not have auto_dunning feature enabled" do
           let(:organization) { create(:organization, premium_integrations: []) }