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#!/usr/bin/env ruby
require 'ansi/code'
require 'bundler'
require 'json'
require 'open-uri'

class Integer
  def to_currency
    self.to_s.reverse.gsub(/(\d{3})(?=\d)/, '\1,').reverse
  end
end

include ANSI::Code

begin
  Bundler.definition.dependencies.select{ |i| i.groups.include? :default }.each do |dependency|
    begin
      json = JSON.parse(open("http://rubygems.org/api/v1/gems/#{dependency.name}.json").read)
      name = json['name']
      authors = json['authors']
      downloads = json['downloads'].to_currency
      project_uri = json['project_uri']
      doc_uri = json['documentation_uri']
      src_uri = json['source_code_uri']
      info = json['info'].split("\n").first.strip

      puts green { name } + ' (by ' + authors + ')'
      puts 'Downloads: ' + blue { downloads }
      puts 'Project  : ' + cyan { underline { project_uri } } if project_uri
      puts 'Document : ' + cyan { underline { doc_uri } } if doc_uri
      puts 'Source   : ' + cyan { underline { src_uri } } if src_uri
      puts info
      puts '-' * 60
    rescue OpenURI::HTTPError => e
      puts green { dependency.name }
      puts 'Source   : ' + cyan { underline { dependency.source } }
      puts '-' * 60
    end
  end
rescue => e
  puts "Error: #{e}"
end