CLDC-4191: Add new referral fields to 2026 exports

remove old referral fields from 2026 exports

ensure new referral fields don't show in pre 2026 exports

app/services/exports/lettings_log_export_constants.rb

@@ -82,6 +82,9 @@ module Exports::LettingsLogExportConstants
     "reasonother",
     "reasonpref",
     "referral",
+    "referral_register",
+    "referral_noms",
+    "referral_org",
     "refused",
     "reghome",
     "renttype",
@@ -201,6 +204,14 @@ module Exports::LettingsLogExportConstants
   ]
 
   PRE_2026_EXPORT_FIELDS = Set[
-    "builtype"
+    "builtype",
+    "referral",
+    "referral_type",
+  ]
+
+  POST_2026_EXPORT_FIELDS = Set[
+    "referral_register",
+    "referral_noms",
+    "referral_org",
   ]
 end

app/services/exports/lettings_log_export_service.rb

@@ -171,7 +171,8 @@ module Exports
         (lettings_log.form.start_year_2024_or_later? && PRE_2024_EXPORT_FIELDS.include?(field_name)) ||
         (!lettings_log.form.start_year_2024_or_later? && POST_2024_EXPORT_FIELDS.include?(field_name)) ||
         (lettings_log.form.start_year_2025_or_later? && PRE_2025_EXPORT_FIELDS.include?(field_name)) ||
-        (lettings_log.form.start_year_2026_or_later? && PRE_2026_EXPORT_FIELDS.include?(field_name))
+        (lettings_log.form.start_year_2026_or_later? && PRE_2026_EXPORT_FIELDS.include?(field_name)) ||
+        (!lettings_log.form.start_year_2026_or_later? && POST_2026_EXPORT_FIELDS.include?(field_name))
     end
 
     def build_export_xml(lettings_logs)

spec/fixtures/exports/general_needs_log_26_27.xml

@@ -99,7 +99,9 @@
     <totelder>0</totelder>
     <totadult>2</totadult>
     <nocharge/>
-    <referral>2</referral>
+    <referral_register>1</referral_register>
+    <referral_noms/>
+    <referral_org/>
     <brent>200.0</brent>
     <scharge>50.0</scharge>
     <pscharge>40.0</pscharge>

spec/services/exports/lettings_log_export_service_spec.rb

@@ -502,8 +502,7 @@ RSpec.describe Exports::LettingsLogExportService do
         let(:expected_data_filename) { "core_2026_2027_apr_mar_f0001_inc0001_pt001.xml" }
         let(:xml_export_file) { File.open("spec/fixtures/exports/general_needs_log_26_27.xml", "r:UTF-8") }
 
-        # TODO: CLDC-4191 Reinstate this test when we update log export
-        xit "generates an XML export file with the expected content within the ZIP file" do
+        it "generates an XML export file with the expected content within the ZIP file" do
           expected_content = replace_entity_ids(lettings_log, xml_export_file.read)
           expect(storage_service).to receive(:write_file).with(expected_zip_filename, any_args) do |_, content|
             entry = Zip::File.open_buffer(content).find_entry(expected_data_filename)