Use current collection start date if created at is later than that

app/models/location.rb

@@ -372,7 +372,7 @@ class Location < ApplicationRecord
   end
 
   def available_from
-    startdate || created_at
+    startdate || [created_at, FormHandler.instance.current_collection_start_date].min
   end
 
   def status

spec/helpers/locations_helper_spec.rb

@@ -48,7 +48,7 @@ RSpec.describe LocationsHelper do
   end
 
   describe "display_location_attributes" do
-    let(:location) { FactoryBot.build(:location, startdate: Time.zone.local(2022, 4, 1)) }
+    let(:location) { FactoryBot.build(:location, created_at: Time.zone.local(2022, 3, 16), startdate: Time.zone.local(2022, 4, 1)) }
 
     it "returns correct display attributes" do
       attributes = [
@@ -74,6 +74,13 @@ RSpec.describe LocationsHelper do
 
           expect(availability_attribute).to eq("Active from #{location.created_at.to_formatted_s(:govuk_date)}")
         end
+
+        it "displays current collection start date as availability date if created_at is later than collection start date" do
+          location.update!(startdate: nil, created_at: Time.zone.local(2022, 4, 16))
+          availability_attribute = display_location_attributes(location).find { |x| x[:name] == "Availability" }[:value]
+
+          expect(availability_attribute).to eq("Active from 1 April 2022")
+        end
       end
 
       context "with previous deactivations" do