require 'rubygems'
require 'rfacebook'
 
RAILS_ROOT = File.expand_path(File.dirname(__FILE__) + '/..') unless defined? RAILS_ROOT
RAILS_ENV  = ENV['RAILS_ENV'] || 'development' unless defined? RAILS_ENV
 
require File.join(RAILS_ROOT, 'config', 'initializers', 'starling')
 
ConfigFace = YAML.load_file(File.join(RAILS_ROOT, 'config', 'facebook.yml'))[RAILS_ENV]
 
def worker_task(task, &block)
  runs = 0
  desc "worker task: #{task}"  
  task "ffs:#{task}" do
    @fbsession = RFacebook::FacebookWebSession.new(ConfigFace['key'], ConfigFace['secret'])
    
    loop do
      sleep 0.1
      block.call rescue nil
      @fbsession.instance_variable_set(:@expired, false)
#      STDOUT.print('.');STDOUT.flush
      runs += 1
      if runs > 100
        runs = 0
        GC.start 
      end
    end
  end
end