feat: add separate validations for crossover and non-crossover

app/models/validations/date_validations.rb

@@ -35,12 +35,15 @@ module Validations::DateValidations
 
     created_at = record.created_at || Time.zone.now
 
-    if created_at > previous_collection_end_date && record.startdate < current_collection_start_date
-      record.errors.add :startdate, I18n.t("validations.date.outside_collection_window")
+    #add 1-year error if log created outside crossover period, and outside 1 year window
+    #add 2-year error if log created in crossover period, and outside of 2 year window
+
+    if created_at > previous_collection_end_date && !record.startdate.between?(current_collection_start_date, current_collection_end_date)
+      record.errors.add :startdate, I18n.t("validations.date.outside_collection_window.not_crossover_period", current_collection: "#{current_collection_start_suffix}/#{current_collection_start_suffix + 1}", current_collection_start_year: current_collection_start_date.year, current_collection_end_year: current_collection_end_date.year)
     end
 
-    if (record.startdate < previous_collection_start_date || record.startdate > next_collection_end_date)
-      record.errors.add :startdate, I18n.t("validations.date.outside_collection_window")
+    if created_at < previous_collection_end_date && !record.startdate.between?(previous_collection_start_date, current_collection_end_date)
+      record.errors.add :startdate, I18n.t("validations.date.outside_collection_window.crossover_period", previous_collection: "#{current_collection_start_suffix - 1}/#{current_collection_start_suffix}", current_collection: "#{current_collection_start_suffix}/#{current_collection_start_suffix + 1}", previous_collection_start_year: previous_collection_start_date.year, current_collection_end_year: current_collection_end_date.year)
     end
 
     if FeatureToggle.startdate_two_week_validation_enabled? && record.startdate > Time.zone.today + 14
@@ -68,6 +71,10 @@ module Validations::DateValidations
 
 private
 
+  def current_collection_start_suffix
+    current_collection_start_date.strftime("%y").to_i
+  end
+
   def previous_collection_start_date
     @previous_collection_start_date ||= FormHandler.instance.lettings_forms["previous_lettings"].start_date
   end
@@ -84,14 +91,6 @@ private
     @current_collection_end_date ||= FormHandler.instance.lettings_forms["current_lettings"].end_date
   end
 
-  def next_collection_start_date
-    @next_collection_start_date ||= FormHandler.instance.lettings_forms["next_lettings"].start_date
-  end
-
-  def next_collection_end_date
-    @next_collection_end_date ||= FormHandler.instance.lettings_forms["next_lettings"].end_date
-  end
-
   def is_rsnvac_first_let?(record)
     [15, 16, 17].include?(record["rsnvac"])
   end

config/locales/en.yml

@@ -136,7 +136,9 @@ en:
       above_min: "%{field} must be at least %{min}"
     date:
       invalid_date: "Enter a date in the correct format, for example 31 1 2022"
-      outside_collection_window: "Enter a date within the 22/23 or 23/24 financial years, which is between 1st April 2022 and 31st March 2024"
+      outside_collection_window:
+        crossover_period: "Enter a date within the %{previous_collection} or %{current_collection} financial years, which is between 1st April %{previous_collection_start_year} and 31st March %{current_collection_end_year}"
+        not_crossover_period: "Enter a date within the %{current_collection} financial year, which is between 1st April %{current_collection_start_year} and 31st March %{current_collection_end_year}"
     postcode: "Enter a postcode in the correct format, for example AA1 1AA"
     location_admin_district: "Select a local authority"
     email: