User deletion

app/models/event.rb

@@ -205,7 +205,6 @@ class Event < ActiveRecord::Base
       end
     alert
   end
-
   private
 
   def abstract_limit

app/models/event_user.rb

@@ -5,4 +5,10 @@ class EventUser < ActiveRecord::Base
 
   belongs_to :event
   belongs_to :user
+
+  def self.create_deleted_eventuser(user,event)
+    event_role = event.event_users.where(user: user).first.event_role
+    event.event_users.where(user: user).destroy_all
+    EventUser.create(user: User.find_by(email: 'deleted@localhost.osem'), event: event, event_role: event_role)
+  end
 end

app/models/user.rb

@@ -122,6 +122,21 @@ class User < ActiveRecord::Base
     end
   end
 
+  def destroy
+    if self.events.blank?
+      super
+    else
+      self.events.each do |event|
+        if event.start_time.nil? || event.start_time > DateTime.now
+          event.destroy
+        else
+          EventUser.create_deleted_eventuser(self,event)
+        end
+      end
+      super
+    end
+  end
+
   private
 
   def biography_limit