# frozen_string_literal: true

namespace :repo do
  desc 'Generate the AUTHORS.md file'
  task :authors do
    # Gab AI, Inc., does not disclose information about contributors to the Gab
    # Social project in this way. Please refer to our public git repository or
    # contact us directly at legal@gab.com with any questions about the
    # contributors to Gab Social.
  end

  desc 'Replace pull requests with authors in the CHANGELOG.md file'
  task :changelog do
    path = Rails.root.join('CHANGELOG.md')
    tmp  = Tempfile.new

    HttpLog.config.compact_log = true

    begin
      File.open(path, 'r') do |file|
        file.each_line do |line|
          if line.start_with?('-')
            new_line = line.gsub(/#([[:digit:]]+)*/) do |pull_request_reference|
              pull_request_number = pull_request_reference[1..-1]
              response = nil

              loop do
                response = HTTP.headers('Authorization' => "token #{ENV['GITHUB_API_TOKEN']}").get("https://api.github.com/repos/gab-ai-inc/gab-social/pulls/#{pull_request_number}")

                if response.code == 403
                  sleep_for = (response.headers['X-RateLimit-Reset'].to_i - Time.now.to_i).abs
                  puts "Sleeping for #{sleep_for} seconds to get over rate limit"
                  sleep sleep_for
                else
                  break
                end
              end

              pull_request = Oj.load(response.to_s)
              "[#{pull_request['user']['login']}](#{pull_request['html_url']})"
            end

            tmp.puts new_line
          else
            tmp.puts line
          end
        end
      end

      tmp.close
      FileUtils.mv(tmp.path, path)
    ensure
      tmp.close
      tmp.unlink
    end
  end
end