saasbook/esaas-engagements

class Comment < ActiveRecord::Base
    belongs_to :commentable, polymorphic: true
    belongs_to :user

    validates_presence_of :content, :commentable, :user_id

    default_scope { order(:created_at => :asc) }

    def comment_type_name
        comment_type ? commentable.class.comment_types.keys[comment_type] : nil
    end
end