Rakefile

require "bundler/setup"

APP_RAKEFILE = File.expand_path("test/dummy/Rakefile", __dir__)
load "rails/tasks/engine.rake"

load "rails/tasks/statistics.rake"

require "bundler/gem_tasks"
require 'ndr_dev_support/tasks'

# This class is responsible for building the JavaScript for the design system.
class JsBuilder
  extend Rake::FileUtilsExt

  def self.build(watch: false)
    require 'fileutils'

    sh 'npm install'

    # Remove all old builds
    FileUtils.rm_rf(Dir.glob('public/design_system/static/design_system-*'))

    output_dir = "public/design_system/static/design_system-#{DesignSystem::VERSION}"
    mkdir_p(output_dir)

    command = 'npx esbuild app/javascript/design_system/index.js --bundle ' \
              "--outfile=#{output_dir}/design_system.js --format=esm"
    command += " --watch" if watch

    if watch
      puts "Watching for changes... Press Ctrl+C to stop"
      trap('INT') do
        puts "\nStopping watch mode"
        exit
      end
    end

    sh command
  end
end

namespace :js do
  desc 'Build the JavaScript for the design system'
  task :build do
    JsBuilder.build(watch: false)
  end

  desc 'Watch for changes and rebuild the JavaScript for the design system'
  task :watch do
    JsBuilder.build(watch: true)
  end
end

desc 'Deploy the gem to RubyGems.org'
task :deploy_to_rubygems do
  # Raise an error if the static files are not built
  unless Dir.exist?("public/design_system/static/design_system-#{DesignSystem::VERSION}")
    raise "Static files not built. Please run `rake js:build` before deploying."
  end

  sh 'gem build'

  filename = "design_system-#{DesignSystem::VERSION}.gem"
  raise "Gem file #{filename} not found. Please ensure the gem was built successfully." unless File.exist?(filename)

  sh "gem push #{filename}"

  # remove the built gem file after pushing
  rm filename
end