module Capucine
  class Incloudr
    require 'open-uri'
    require 'fileutils'
    require 'json'
    # require 'uglifier'
    require 'packr'
    @@noderoot = 'http://registry.npmjs.org/'

    def self.run_once
      files = Capucine.settings.config['incloudr_libs']
      return false if files.length == 0
      dir = File.join(Capucine.settings.working_dir, Capucine.settings.config['incloudr_output_dir'])
      FileUtils.rm_r dir if File.exist?(dir)
      FileUtils.mkdir_p dir

      files.each {|file| self.pack file}
      puts "[incloudr] - Packaged"
    end

    def self.pack file
      self.url(file) if file['type'] == 'url'
      self.npm(file) if file['type'] == 'npm'
    end


    def self.url file
      output = File.join(Capucine.settings.working_dir, Capucine.settings.config['incloudr_output_dir'], file['name'].gsub(/$/, '.js'))
      output_min = File.join(Capucine.settings.working_dir, Capucine.settings.config['incloudr_output_dir'], file['name'].gsub(/$/, '.min.js'))

      content = open(file['source']).read
      content_min = ""
      content_min << Packr.pack(content)

      f1 = File.open(output, 'w+')
      f1.write(content)
      f1.close

      f2 = File.open(output_min, 'w+')
      f2.write(content_min)
      f2.close
    end

    def self.npm file
      # infos = JSON.parse open("#{@@noderoot}#{file['name']}").read
      # version = file['version'] || infos['dist-tags']['lastest']
      # lib = infos['versions'][version]
      # tarball_url = lib['dist']['tarball']

      # tarball = open(tarball_url).read

      p version

    end


    # def self.pack files
    #   s = Capucine.settings
    #   out = File.join s.working_dir, s.config['incloudr_output_dir']

    #   output_file = File.join out, base
    #   output_file_min = File.join out, base.gsub('.js', '.min.js')

    #   FileUtils.mkdir_p out if not File.exist?(out)

    #   content = ""

    #   files.each do |js_file|
    #     extended = File.join s.working_dir, js_file
    #     content << File.read(extended) if File.exist?(extended)
    #   end

    #   f = File.open(output_file, 'w')
    #   f.write('')
    #   f.write(content)
    #   f.close
    # end

    # def self.lib_root
    #   return "http://dln.name/"
    # end

    # def self.compress file
    #   return if not File.exist?(file)
    #   file_name = file.gsub '.js', ''
    #   output_file = "#{file_name}.js"
    #   output_file_min = "#{file_name}.min.js"
    # end

    # def self.get_lib lib
    #   lib_name = lib[0]
    #   lib_version = lib[1]
    #   lib_url = "#{self.lib_root}#{lib_name}/#{lib_version}"
    #   lib_url_min = "#{lib_url}/min"
    #   lib_url_cdn = open(lib_url).read
    #   lib_url_cdn_min = open(lib_url_min).read
    #   lib_content = open(lib_url_cdn).read
    #   lib_content_min = open(lib_url_cdn_min).read
    #   total = [lib_content, lib_content_min]
    # end

  end
end