module Formol
  module ForumsHelper
    def formol_topic_klass(topic, user)
      klasses = []
      
      klasses << 'pinned' if topic.pinned
      klasses << 'locked' if topic.locked
      
      unless user.blank?
        klasses << (user.has_read_topic?(topic) ? 'read' : 'unread')
      else
        klasses << 'read'
      end
      
      
      klasses.join(' ')
    end
    
    def display_mark_as_read?(user, forum)
      formol_authorized?(user, :read_forum) && (user && !forum.read?(user))
    end
  end
end