Prevent accepted resubmit #187434120

app/forms/state_file/esign_declaration_form.rb

@@ -17,6 +17,13 @@ def save
       efile_info = StateFileEfileDeviceInfo.find_by(event_type: "submission", intake: @intake)
       efile_info&.update!(attributes_for(:state_file_efile_device_info))
 
+      unless Flipper.enabled?(:allow_duplicate_submissions)
+        if accepted_submissions_with_same_ssn(@intake).any?
+          Rails.logger.warn "#{@intake.state_code}#{@intake.id} was not submitted because there is already an accepted submission for that ssn"
+          return
+        end
+      end
+
       old_efile_submission = @intake.efile_submissions&.last
       if old_efile_submission.present?
         # the after_transitions :resubmission creates a new efile submission and transitions it to :preparing
@@ -32,5 +39,16 @@ def save
         end
       end
     end
+
+    def accepted_submissions_with_same_ssn(intake)
+      table_name = intake.class.table_name
+      class_name = intake.class.name
+      EfileSubmission
+        .joins("INNER JOIN #{table_name} ON efile_submissions.data_source_type='#{class_name}' AND efile_submissions.data_source_id = #{table_name}.id")
+        .joins(:efile_submission_transitions)
+        .where(efile_submission_transitions: { to_state: :accepted })
+        .where(table_name => { hashed_ssn: intake.hashed_ssn })
+        .where.not(efile_submissions: {id: intake.id})
+    end
   end
 end

config/initializers/flipper.rb

@@ -10,6 +10,7 @@
 begin
   Flipper.disable :sms_notifications unless Flipper.exist?(:sms_notifications)
   Flipper.enable :w2_override unless Flipper.exist?(:w2_override)
+  Flipper.disable :allow_duplicate_submissions unless Flipper.exist?(:allow_duplicate_submissions)
 rescue
   # make sure we can still run rake tasks before table has been created
   nil

spec/forms/state_file/esign_declaration_form_spec.rb

@@ -122,6 +122,40 @@
         expect(intake.reload.efile_submissions.last.current_state).to eq("accepted")
       end
     end
+
+    context "when there is already an accepted submission in a different account with the same SSN" do
+      let!(:efile_submission) { create :efile_submission, :accepted, :for_state, data_source: intake }
+      before do
+        other_intake = create :state_file_az_intake
+        submission = EfileSubmission.create(data_source: other_intake)
+        EfileSubmissionTransition.create(to_state: :accepted, efile_submission: submission, most_recent: true, sort_key: 1)
+      end
+      it "does not create a new efile submission" do
+        form = described_class.new(intake, params)
+        expect(form).to be_valid
+        expect {
+          form.save
+        }.to change(intake.efile_submissions, :count).by(0)
+        expect(intake.reload.efile_submissions.last.current_state).to eq("accepted")
+      end
+    end
+
+    context "when there is already a non-accepted submission in a different account with the same SSN" do
+      #let!(:efile_submission) { create :efile_submission, :accepted, :for_state, data_source: intake }
+      before do
+        other_intake = create :state_file_az_intake
+        submission = EfileSubmission.create(data_source: other_intake)
+        EfileSubmissionTransition.create(to_state: :rejected, efile_submission: submission, most_recent: true, sort_key: 1)
+      end
+      it "creates a new efile submission" do
+        form = described_class.new(intake, params)
+        expect(form).to be_valid
+        expect {
+          form.save
+        }.to change(intake.efile_submissions, :count).by(1)
+        expect(intake.reload.efile_submissions.last.current_state).to eq("bundling")
+      end
+    end
   end
 
   describe "#validations" do