require "resquire"
require "colorize"
require "trollop"

# default help menu
foo = ARGV[0] || ARGV[0] = '-h'

opts = Trollop::options do
  banner Resquire::BANNER.bold
  opt :gems,         'gems to find redudancies from',                       :type    => :strings, :required => true
  opt :banner,       'use resquire banner or not',                          :default => true
  opt :shuffle,      'use the shuffle algorithm',                           :default => true
  opt :progress,     'use progress indicator, useful for large gem groups', :default => false
  opt :Permutations, 'show permutations and exit from given gems',          :default => false
  opt :iterate,      'use the iterate algorithm',                           :default => false
  opt :color,        'color output or not',                                 :default => true
  opt :diff,         'show diff of optimized / redundant gems',             :default => true
  opt :rainbows,     'rainbow option, because we need it',                  :default => false
end

# rainbow hook
require 'lolize/auto' if opts[:rainbows]

analyzer = Resquire::Analyzer.new(:gems => opts[:gems])

if opts[:Permutations]
  if [:color]
    puts "Permutations: ".bold + "#{analyzer.permutations}"
  else
    puts "Permutations: #{analyzer.permutations}"
  end
  exit 0
end

redundant = analyzer.redundant_gems(:shuffle => opts[:shuffle], :iterate => opts[:iterate],:progress_bar => opts[:progress]) 

optimized = analyzer.optimized_gems

if redundant == false
  if opts[:color]
    puts "No redundant gems found!".red
  else
    puts "No redundant gems found!"
  end
  exit 1
end

if opts[:diff]
  if opts[:color]
    puts 'Redundant:'.bold
    redundant.each { |gem| puts gem.red }
    puts '----------------------------'
    puts 'Optimized:'.bold
    optimized.each { |gem| puts gem.green }
  else
    puts 'Redundant:'
    redundant.each { |gem| puts gem }
    puts '----------------------------'
    puts 'Optimizied:'
    optimized.each { |gem| puts gem }
  end
else
  if opts[:color]
    optimized.each { |gem| puts gem.green }
  else
    optimized.each { |gem| puts gem }
  end
end

exit 0