Gui improvements, ordering

app/models/success_criterion.rb

@@ -14,6 +14,8 @@ class SuccessCriterion < ApplicationRecord
   enum :result, %i[passed failed not_applicable]
   enum :level, %i[A AA AAA]
 
+  before_save :set_position
+
   def level_value
     return nil unless level
 
@@ -23,4 +25,10 @@ class SuccessCriterion < ApplicationRecord
   def header
     "HEADER"
   end
+
+  private
+  def set_position
+    self.position ||= (element.success_criteria.pluck(:position).max || 0) + 1
+    Rails.logger.debug("set position: "+position.to_s)
+  end
 end