refactor(metrics): enhance UTF-8 URL encoding and parsing methods with improved handling for spaces and special characters for Ukrainian utf-8 urls

Author: rsmithlal

.env.dev

@@ -6,8 +6,8 @@
 ALLOWED_HOSTS='http://localhost:3000'
 APP_HOST='http://localhost:3000'
 APP_DEFAULT_LOCALE='en'
-APP_AVAILABLE_LOCALES='es,en,fr'
-APP_FALLBACK_LOCALES='es,en,fr'
+APP_AVAILABLE_LOCALES='es,en,fr,uk'
+APP_FALLBACK_LOCALES='es,en,fr,uk'
 
 ES_PORT='9200'
 ES_HOST='http://elasticsearch'

app/models/concerns/better_together/metrics/utf8_url_handler.rb

@@ -63,10 +63,17 @@ def encode_utf8_url(url) # rubocop:todo Metrics/AbcSize, Metrics/MethodLength, M
       # @param component [String] The URL component to encode
       # @return [String] Encoded component
       def encode_utf8_component(component)
-        return component if component.blank?
+        return '' if component.nil? || component.empty?
 
-        # Only encode non-ASCII characters
-        component.gsub(/[^\x00-\x7F]/) { |char| CGI.escape(char) }
+        # Encode spaces and non-ASCII characters
+        # Use URI encoding which properly encodes spaces as %20
+        component.gsub(/\s|[^\x00-\x7F]/) do |char|
+          if char == ' '
+            '%20'
+          else
+            char.bytes.map { |b| format('%%%02X', b) }.join
+          end
+        end
       end
 
       # Encode UTF-8 characters in a host component (for IDN support)