Remove remains of path based locale support

.env.development

@@ -25,5 +25,4 @@ TARIFF_API_VERSION=2
 TARIFF_FROM_EMAIL=no-reply@example.com
 TARIFF_TO_EMAIL=support@example.com
 UPDATED_NAVIGATION=true
-WEBCHAT_URL='test-online-services-helpdesk'
-WELSH=true
+WEBCHAT_URL='test-online-services-helpdesk'

.env.test

@@ -22,6 +22,4 @@ TARIFF_API_VERSION=2
 TARIFF_FROM_EMAIL=no-reply@example.com
 TARIFF_TO_EMAIL=support@example.com
 UPDATED_NAVIGATION=true
-WEBCHAT_URL='test-online-services-helpdesk'
-WELSH=true
-
+WEBCHAT_URL='test-online-services-helpdesk'

app/controllers/application_controller.rb

@@ -6,7 +6,6 @@ class ApplicationController < ActionController::Base
   include ApplicationHelper
 
   before_action :maintenance_mode_if_active
-
   before_action :set_cache
   before_action :set_last_updated
   before_action :set_path_info

app/helpers/service_helper.rb

@@ -88,18 +88,14 @@ def service_region
   end
 
   def replace_service_tags(content)
-    content.gsub %r{\[\[[A-Z]+_[A-Z_]+\]\]} do |match|
+    content.gsub %r{\[\[SERVICE_[A-Z_]+\]\]} do |match|
       case match
       when '[[SERVICE_NAME]]'
         service_name
       when '[[SERVICE_PATH]]'
-        service_path_prefix
+        TradeTariffFrontend::ServiceChooser.xi? ? '/xi' : ''
       when '[[SERVICE_REGION]]'
         service_region
-      when '[[LOCALE_PATH]]'
-        locale_path_prefix
-      when '[[PREFIX_PATH]]'
-        "#{service_path_prefix}#{locale_path_prefix}"
       else
         match
       end
@@ -141,12 +137,4 @@ def current_path
       "/#{components.join('/')}?#{query_string}"
     end
   end
-
-  def service_path_prefix
-    TradeTariffFrontend::ServiceChooser.xi? ? '/xi' : ''
-  end
-
-  def locale_path_prefix
-    I18n.locale == I18n.default_locale ? '' : "/#{I18n.locale}"
-  end
 end

lib/trade_tariff_frontend.rb

@@ -121,10 +121,6 @@ def self.check_duties_service_url
     ENV.fetch('CHECK_DUTIES_SERVICE_URL', 'https://www.check-duties-customs-exporting-goods.service.gov.uk')
   end
 
-  def welsh?
-    ENV['WELSH'].to_s == 'true'
-  end
-
   def roo_wizard?
     ENV['ROO_WIZARD'] == 'true' && TradeTariffFrontend::ServiceChooser.uk?
   end

spec/helpers/service_helper_spec.rb

@@ -324,50 +324,6 @@
         it { is_expected.to eql expected }
       end
     end
-
-    context 'with LOCALE_PATH' do
-      let(:content) { '[Browse]([[LOCALE_PATH]]/browse)' }
-
-      context 'with English locale' do
-        it { is_expected.to eql '[Browse](/browse)' }
-      end
-
-      context 'with Cymru locale' do
-        include_context 'with Cymru locale'
-
-        it { is_expected.to eql '[Browse](/cy/browse)' }
-      end
-    end
-
-    context 'with PREFIX_PATH' do
-      let(:content) { '[Browse]([[PREFIX_PATH]]/browse)' }
-
-      context 'with UK service and default locale' do
-        include_context 'with UK service'
-
-        it { is_expected.to eql '[Browse](/browse)' }
-      end
-
-      context 'with UK service and Cymru locale' do
-        include_context 'with UK service'
-        include_context 'with Cymru locale'
-
-        it { is_expected.to eql '[Browse](/cy/browse)' }
-      end
-
-      context 'with XI service and default locale' do
-        include_context 'with XI service'
-
-        it { is_expected.to eql '[Browse](/xi/browse)' }
-      end
-
-      context 'with XI service and Cymru locale' do
-        include_context 'with XI service'
-        include_context 'with Cymru locale'
-
-        it { is_expected.to eql '[Browse](/xi/cy/browse)' }
-      end
-    end
   end
 
   describe '#import_export_date_title' do