Display merge date for managing organisations question (#2063)

app/models/form/lettings/questions/managing_organisation.rb

@@ -35,13 +35,21 @@ class Form::Lettings::Questions::ManagingOrganisation < ::Form::Question
              user.organisation.managing_agents + log.owning_organisation.managing_agents
            else
              user.organisation.managing_agents
-           end.pluck(:id, :name).to_h
+           end
 
     user.organisation.absorbed_organisations.each do |absorbed_org|
       opts[absorbed_org.id] = "#{absorbed_org.name} (inactive as of #{absorbed_org.merge_date.to_fs(:govuk_date)})"
     end
 
-    opts.merge(orgs)
+    orgs.each do |org|
+      opts[org.id] = if org.merge_date.present?
+                       "#{org.name} (inactive as of #{org.merge_date.to_fs(:govuk_date)})"
+                     else
+                       org.name
+                     end
+    end
+
+    opts
   end
 
   def displayed_answer_options(log, user)

spec/models/form/lettings/questions/managing_organisation_spec.rb

@@ -119,6 +119,28 @@ RSpec.describe Form::Lettings::Questions::ManagingOrganisation, type: :model do
         end
       end
 
+      context "when org owns stock and has merged managing agents" do
+        let(:options) do
+          {
+            "" => "Select an option",
+            log.managing_organisation.id => "Managing org 1",
+            log_owning_org.id => "Owning org (Owning organisation)",
+            org_rel1.child_organisation.id => "Managing org 2 (inactive as of 2 August 2023)",
+            org_rel2.child_organisation.id => "Managing org 3 (inactive as of 2 August 2023)",
+          }
+        end
+
+        before do
+          org_rel1.child_organisation.update!(merge_date: Time.zone.local(2023, 8, 2), absorbing_organisation_id: log_owning_org.id)
+          org_rel2.child_organisation.update!(merge_date: Time.zone.local(2023, 8, 2), absorbing_organisation_id: log_owning_org.id)
+        end
+
+        it "shows current managing agent at top, followed by the current owning organisation (with hint), followed by the managing agents of the current owning organisation" do
+          log_owning_org.update!(holds_own_stock: true)
+          expect(question.displayed_answer_options(log, user)).to eq(options)
+        end
+      end
+
       context "when org does not own stock" do
         let(:options) do
           {