#!/usr/bin/env ruby
# frozen_string_literal: true

require 'jekyll'
require 'tmpdir'

tmp_dir = Dir.mktmpdir
git_cmd = "git clone --depth=1 'https://github.com/spdx/license-list-data.git' #{tmp_dir}"
system(git_cmd)
html_dir = File.join(tmp_dir, 'html')

site_path = File.expand_path('../', File.dirname(__FILE__))
config = Jekyll.configuration('source' => site_path)
site = Jekyll::Site.new(config)
site.read
site.collections['licenses'].docs.each do |license|
  puts "Updating the #{license.data['title']}..."
  html_file = File.join(html_dir, "#{license.data['spdx-id']}.html")
  txt_file =  File.join(html_dir, "#{license.data['spdx-id']}.txt")
  pandoc_cmd = "pandoc --columns=78 -f html -t plain -o #{txt_file} #{html_file}"
  system(pandoc_cmd)
  data = File.read(txt_file)

  raw_content = File.read(license.path)
  matches = raw_content.match Jekyll::Document::YAML_FRONT_MATTER_REGEXP

  output = matches[1]
  output << "---\n\n"
  output << data.gsub(/ +\n/, "\n")

  File.write(license.path, output)
end