module Idonethis::Adapters
  module Git
    class << self
      def commits(dir, since, how_many = 1000)
        require 'git'
        
        since_when = case since
                     when 'yesterday'
                       '1am yesterday'  
                     when 'today'
                      '1am'
                     else
                       since
                     end
        
        ::Git.open(dir).log(how_many).since(since_when)
      end

      def repo?(dir)
        File.exists?(File.join(dir, ".git"))
      end
    end
  end
end