class GmailMessagesService < Service
  @@service_name = "GMail Messages"

  has_settings :username, :password

  def sync_labels
    unless gmail_labels_in_sync?
      GMailer.connect(:username=> self.username, :password=> self.password ) do |g|
        missing_gmail_labels.each { |missing_label| g.create_label(missing_label) }
      end
    end
  end

  protected

  def basecamp_projects
    session = self.account.basecamp_session
    session.projects.collect {|project| project.name}
  end

  def gmail_labels
    labels = []
    GMailer.connect(:username=> self.username, :password=> self.password ) do |g|
      labels = g.labels
    end
    labels
  end

  def gmail_labels_in_sync?
      basecamp_projects == gmail_labels
  end

  def missing_gmail_labels
      basecamp_projects - gmail_labels
  end

end