owning org id looks up serveral fields

app/models/organisation.rb

@@ -48,6 +48,16 @@ class Organisation < ApplicationRecord
   validates :name, presence: { message: I18n.t("validations.organisation.name_missing") }
   validates :provider_type, presence: { message: I18n.t("validations.organisation.provider_type_missing") }
 
+  def self.find_by_id_on_mulitple_fields(id)
+    return if id.nil?
+
+    if id.start_with?("ORG")
+      where(id: id[3..]).first
+    else
+      where(old_visible_id: id).first
+    end
+  end
+
   def lettings_logs
     LettingsLog.filter_by_organisation(self)
   end

app/services/bulk_upload/lettings/row_parser.rb

@@ -115,7 +115,7 @@ class BulkUpload::Lettings::RowParser
   attribute :field_108, :string
   attribute :field_109, :string
   attribute :field_110
-  attribute :field_111, :integer
+  attribute :field_111, :string
   attribute :field_112, :string
   attribute :field_113, :integer
   attribute :field_114, :integer
@@ -518,7 +518,7 @@ private
   end
 
   def owning_organisation
-    Organisation.find_by(old_visible_id: field_111)
+    Organisation.find_by_id_on_mulitple_fields(field_111)
   end
 
   def owning_organisation_id

spec/services/bulk_upload/lettings/row_parser_spec.rb

@@ -534,6 +534,16 @@ RSpec.describe BulkUpload::Lettings::RowParser do
   end
 
   describe "#log" do
+    describe "#owning_organisation" do
+      context "when lookup is via id prefixed with ORG" do
+        let(:attributes) { { bulk_upload:, field_111: "ORG#{owning_org.id}" } }
+
+        it "assigns the correct org" do
+          expect(parser.log.owning_organisation).to eql(owning_org)
+        end
+      end
+    end
+
     describe "#cbl" do
       context "when field_75 is yes ie 1" do
         let(:attributes) { { bulk_upload:, field_75: 1 } }