AutoCommit Don Jul 30 01:03:05 CEST 2015

app/models/survey/question.rb

@@ -10,7 +10,16 @@ class Survey::Question < ActiveRecord::Base
     c=Survey::Choice.new(title: "Nein")
     c.save
     this.choices << c
-    
+  end
+
+  def do_answer(choice_ids, user)
+    self.answers.where(user_id: user.id).each {|a| a.delete}
+    choice_ids.each do |c|
+      if self.choice_ids.include?(c)
+      a=Survey::Answer.new(user_id: user.id, choice_id: c)
+      a.save
+      end
+    end
   end
 end