require 'rubygems'
require 'bundler/setup'
require 'rake'
require 'rake/testtask'
require 'rake/packagetask'
require 'rubygems/package_task'
require 'rspec/core/rake_task'
require 'spree/testing_support/common_rake'
require 'spree_i18n'

Bundler::GemHelper.install_tasks
RSpec::Core::RakeTask.new

task default: :spec

spec = eval(File.read('spree_i18n.gemspec'))

Gem::PackageTask.new(spec) do |p|
  p.gem_spec = spec
end

desc 'Generates a dummy app for testing'
task :test_app do
  ENV['LIB_NAME'] = 'spree_i18n'
  Rake::Task['common:test_app'].invoke
end

namespace :spree_i18n do
  desc 'Update by retrieving the latest Spree locale files'
  task :update_default do
    puts "Fetching latest Spree locale file to #{locales_dir}"
    require 'uri'
    require 'net/https'

    location = 'https://raw.github.com/spree/spree/master/core/config/locales/en.yml'
    begin
      uri = URI.parse(location)
      http = Net::HTTP.new(uri.host, uri.port)
      http.use_ssl = true
      http.verify_mode = OpenSSL::SSL::VERIFY_NONE
      puts "Getting from #{uri}"
      request = Net::HTTP::Get.new(uri.request_uri)
      case response = http.request(request)
      when Net::HTTPRedirection then location = response['location']
      when Net::HTTPClientError, Net::HTTPServerError then response.error!
      end
    end until Net::HTTPSuccess == response

    FileUtils.mkdir_p(default_dir) unless File.directory?(default_dir)

    File.open("#{default_dir}/spree_core.yml", 'w') { |file| file << response.body }
  end

  desc 'Syncronize translation files with latest en (adds comments with fallback en value)'
  task :sync do
    puts 'Starting syncronization...'
    words = translation_keys

    Dir["#{locales_dir}/*.yml"].each do |filename|
      basename = File.basename(filename, '.yml')
      (comments, other) = Spree::I18nUtils.read_file(filename, basename)
      # Initializing hash variable as en fallback if it does not exist
      words.each { |k, _v| other[k] ||= "#{words[k]}" }
      # Remove if not defined in en locale
      other.delete_if { |k, _v| !words[k] }
      Spree::I18nUtils.write_file(filename, basename, comments, other, false)
    end
  end

  def translation_keys
    (dummy_comments, words) = Spree::I18nUtils.read_file(File.dirname(__FILE__) + '/default/spree_core.yml', 'en')
      words
  end

  def locales_dir
    File.join File.dirname(__FILE__), 'config/locales'
  end

  def default_dir
    File.join File.dirname(__FILE__), 'default'
  end

  def env_locale
    ENV['LOCALE'].presence
  end
end