Add persisted but marked for destruction translations to logic

Now we take into consideration locales persisted but marked for
destruction to complete some logic and to be able to show best
translations on different situations.

app/models/concerns/globalizable.rb

@@ -6,9 +6,6 @@ module Globalizable
     globalize_accessors
     accepts_nested_attributes_for :translations, allow_destroy: true
 
-    def locales_not_marked_for_destruction
-      translations.reject(&:_destroy).map(&:locale)
-    end
     validate :check_translations_number, on: :update, if: :translations_required?
     after_validation :copy_error_to_current_translation, on: :update
 
@@ -16,6 +13,17 @@ module Globalizable
       self.read_attribute(:description).try :html_safe
     end
 
+    def locales_not_marked_for_destruction
+      translations.reject(&:marked_for_destruction?).map(&:locale)
+    end
+
+    def locales_marked_for_destruction
+      I18n.available_locales - locales_not_marked_for_destruction
+    end
+
+    def locales_persisted_and_marked_for_destruction
+      translations.select{|t| t.persisted? && t.marked_for_destruction? }.map(&:locale)
+    end
 
     def translations_required?
       translated_attribute_names.any?{|attr| required_attribute?(attr)}