namespace :solrsrv do

   desc 'start solr'
   task :start do
     cfg = solr_server_config
     command = %w(bundle exec solrsrv)
     command << "--pid-file #{cfg[:pid_file]}"
     command << "--data-dir #{cfg[:data_dir]}"
     if cfg[:log_dir]
       FileUtils.mkdir_p(cfg[:log_dir])
       command << "--log-dir #{cfg[:log_dir]}"
     end
     command << "--port #{cfg[:port]}"
     sh "#{command.join(' ')} &> #{Rails.root}/log/solr_#{Rails.env}.log &"
   end

   desc 'Stop solr'
   task :stop do
     cfg = solr_server_config
     pid_file = cfg[:pid_file]
     if pid_file && File.exists?(pid_file)
       pid = File.read(pid_file)
       puts 'stopping solr'
       %x(kill #{pid})
       File.unlink(pid_file)
     else
       puts 'solr is not running'
     end
   end

end

def solr_server_config
  configuration_file = File.join(Rails.root, 'config/solrsrv.yml')
  if File.exists? configuration_file
    config = YAML.load_file(configuration_file)[Rails.env].symbolize_keys
    %w(log_dir data_dir pid_file).map(&:to_sym).each do |entry|
      config[entry] = File.expand_path(config[entry]) if config[entry]
    end
  else
    config = {
      :port => { 'development' => 8981, 'test' => 8982, 'production' => 8983 }[Rails.env],
      :log_dir => "#{Rails.root}/log/solr/#{Rails.env}",
      :data_dir => "#{Rails.root}/tmp/solr_data/#{Rails.env}",
      :pid_file => "#{Rails.root}/tmp/pids/solr_#{Rails.env}.pid"
    }
  end
  return config
end