#!/usr/bin/env ruby
require 'slop'

def opt_description(msgs)
  ind = ' ' * 22
  msgs.inject { |rtn, msg| rtn << "\n#{ind}#{msg}" }
end

opts = Slop.parse(help: true) do
  banner "Usage: gem-search gem_name [options]\n"
  on :s, :sort, opt_description([
      'Sort by name of item.',
      '  [n]ame (default)',
      '  [v]er  (displayed name: DL(ver))',
      '  [a]ll  (displayed name: DL(all))'
    ]), :argument => :optional
  on :v, :version, 'Display the version.'
end

OPT_SORT = {
  'v' => 'version_downloads',
  'a' => 'downloads',
}

puts opts and exit if (ARGV.size == 0) && (!opts.to_hash.values.include?(true))
exit if opts['h']

$:.unshift File.dirname(__FILE__) + '/../lib'
require 'gem-search'
if opts['v']
  puts "gem-search #{Gem::Search::VERSION}"
  exit
end

gs = Gem::Search::CLI.new
gs.search(ARGV[0], OPT_SORT[opts['sort']])