Rakefile

require 'bundler/setup'
Bundler::GemHelper.install_tasks

require 'rake/testtask'

Rake::TestTask.new do |t|
  t.libs << "test" << "lib"
  t.pattern = "test/**/*_test.rb"
end

task(default: :test)

desc "Vendor the latest GraphiQL version"
task :update_graphiql do
  require "fileutils"
  require "json"

  new_js_versions = {}
  new_css_versions = {}

  def replace_versions(path, new_versions)
    old_contents = File.read(path)
    new_contents = new_versions.reduce(old_contents) do |contents, (package, new_version)|
      contents.gsub(/#{package}-\d+\.\d+\.\d+/, "#{package}-#{new_version}")
    end
    File.write(path, new_contents)
  end

  def npm_version(package_json_path)
    npm_config = JSON.parse(File.read(package_json_path))
    npm_config["version"]
  end

  update_path = "./graphiql_update"

  old_assets = Dir["app/assets/**/{react,graphiql}-*.{js,css}"]
  puts "Removing #{old_assets.join(", ")}"
  FileUtils.rm(old_assets)

  FileUtils.mkdir_p(update_path)
  FileUtils.cd(update_path) do
    sh("npm init --force")
    sh("npm install graphiql react react-dom")

    FileUtils.cd("./node_modules/graphiql") do
      new_version = npm_version("./package.json")
      new_js_versions["graphiql"] = new_version
      new_css_versions["graphiql"] = new_version

      puts "Copying GraphiQL #{new_version}"
      FileUtils.cp("./graphiql.js", "../../../app/assets/javascripts/graphiql/rails/graphiql-#{new_version}.js")
      FileUtils.cp("./graphiql.css", "../../../app/assets/stylesheets/graphiql/rails/graphiql-#{new_version}.css")
    end

    FileUtils.cd("./node_modules/react") do
      new_version = npm_version("./package.json")
      new_js_versions["react"] = new_version

      puts "Copying React #{new_version}"
      FileUtils.cp("./umd/react.production.min.js", "../../../app/assets/javascripts/graphiql/rails/react-#{new_version}.js")

    end

    FileUtils.cd("./node_modules/react-dom") do
      new_version = npm_version("./package.json")
      new_js_versions["react-dom"] = new_version

      puts "Copying ReactDOM #{new_version}"
      FileUtils.cp("./umd/react-dom.production.min.js", "../../../app/assets/javascripts/graphiql/rails/react-dom-#{new_version}.js")
    end
  end

  js_manifest_path = "app/assets/javascripts/graphiql/rails/application.js"
  css_manifest_path = "app/assets/stylesheets/graphiql/rails/application.css"
  puts "Updating manifests"
  replace_versions(js_manifest_path, new_js_versions)
  replace_versions(css_manifest_path, new_css_versions)
  # FileUtils.rm_rf(update_path)
end