Add a merge organisation link

app/views/organisations/show.html.erb

@@ -35,6 +35,9 @@
 
       <% end %>
     <% end %>
+    <% if FeatureToggle.merge_organisations_enabled? %>
+      <p>Is your organisation merging with another? <%= govuk_link_to "Let us know using this form", merge_organisation_path %></p>
+    <% end %>
   </div>
 
   <div class="govuk-grid-column-one-third-from-desktop">

config/initializers/feature_toggle.rb

@@ -53,4 +53,8 @@ class FeatureToggle
   def self.collection_2023_2024_year_enabled?
     true
   end
+
+  def self.merge_organisations_enabled?
+    !Rails.env.production?
+  end
 end

config/routes.rb

@@ -119,6 +119,7 @@ Rails.application.routes.draw do
       get "managing-agents/remove", to: "organisation_relationships#remove_managing_agent"
       post "managing-agents", to: "organisation_relationships#create_managing_agent"
       delete "managing-agents", to: "organisation_relationships#delete_managing_agent"
+      get "merge", to: "organisations#merge"
     end
   end
 

spec/requests/organisations_controller_spec.rb

@@ -227,6 +227,11 @@ RSpec.describe OrganisationsController, type: :request do
             expected_html = "data-qa=\"change-name\" href=\"/organisations/#{organisation.id}/edit\""
             expect(response.body).to include(expected_html)
           end
+
+          it "displays a link to merge organisations" do
+            expect(page).to have_content("Is your organisation merging with another?")
+            expect(page).to have_link("Let us know using this form", href: "/organisations/#{organisation.id}/merge")
+          end
         end
 
         context "with organisation that are not in scope for the user, i.e. that they do not belong to" do