#!/usr/bin/env ruby

require 'optparse'

$:.unshift File.expand_path("#{File.dirname(__FILE__)}/../lib")
require 'git_meta'

options = {:command => ARGV.shift || "get", :sha => ARGV.shift, :key => nil}

optparser = OptionParser.new  do |parser|
  parser.banner = "Usage: git-meta get [ sha | ref ] [ --get KEY ]"

  parser.on('-g', '--get KEY',
            "Retrives a certain KEY from the git commit object") do |key|
    options[:key] = key
  end
  
  parser.on('-h', '--help',
            "Returns Usage Notes") do 
    puts parser
    exit
  end
  
end

if !options[:sha]
  puts optparser
  exit
end

optparser.parse(ARGV)

@getter = GitMeta::Get.new(options[:sha], options[:key])
puts @getter