#!/usr/bin/env/ ruby

require 'gitignore'

require 'optparse'

options = {}

opt_parser = OptionParser.new do |opt|

   opt.banner = "Usage: gitignore NAMES_OF_TEMPLATES [OPTIONS]"
   opt.separator  ""
   opt.separator  "Example: gitignore android osx eclipse"
#   opt.separator  ""
#   opt.separator  "Commands"
#   opt.separator  "     list: prints all possible templates"
   opt.separator  ""
   opt.separator  "Options"

 opt.on("-h","--help","help") do
     options[:help] = true
 end

 opt.on("-o","--overwrite","overwrite the contents of  existing gitignore file") do
    options[:overwrite] = true
 end

 opt.on("-l","--list","list: prints all possible templates") do
      options[:list] = true
 end

end

begin
opt_parser.parse! ARGV
 
rescue => err
   puts "Wrong arguments"
   Process.exit 1

end

if (options.empty? and ARGV.empty?) or options[:help]
   puts opt_parser
elsif options[:list]
   puts Gitignore::list_gitignore_files
else
 puts Gitignore::create_gitignore(ARGV,options[:overwrite])
end