class ActionDispatch::SystemTesting::Driver

def browser_options
  @options.merge(capabilities: @browser.options).compact
end

def initialize(driver_type, **options, &capabilities)
  @driver_type = driver_type
  @screen_size = options[:screen_size]
  @options = options[:options] || {}
  @name = @options.delete(:name) || driver_type
  @capabilities = capabilities
  if [:poltergeist, :webkit].include?(driver_type)
    ActiveSupport::Deprecation.warn <<~MSG.squish
      Poltergeist and capybara-webkit are not maintained already.
      Driver registration of :poltergeist or :webkit is deprecated and will be removed in Rails 7.1.
      You can still use :selenium, and also :cuprite is available for alternative to Poltergeist.
    MSG
  end
  if driver_type == :selenium
    gem "selenium-webdriver", ">= 4.0.0"
    require "selenium/webdriver"
    @browser = Browser.new(options[:using])
    @browser.preload
  else
    @browser = nil
  end
end

def register
  @browser&.configure(&@capabilities)
  Capybara.register_driver name do |app|
    case @driver_type
    when :selenium then register_selenium(app)
    when :poltergeist then register_poltergeist(app)
    when :webkit then register_webkit(app)
    when :cuprite then register_cuprite(app)
    when :rack_test then register_rack_test(app)
    end
  end
end

def register_cuprite(app)
  Capybara::Cuprite::Driver.new(app, @options.merge(window_size: @screen_size))
end

def register_poltergeist(app)
  Capybara::Poltergeist::Driver.new(app, @options.merge(window_size: @screen_size))
end

def register_rack_test(app)
  Capybara::RackTest::Driver.new(app, respect_data_method: true, **@options)
end

def register_selenium(app)
  Capybara::Selenium::Driver.new(app, browser: @browser.type, **browser_options).tap do |driver|
    driver.browser.manage.window.size = Selenium::WebDriver::Dimension.new(*@screen_size)
  end
end

def register_webkit(app)
  Capybara::Webkit::Driver.new(app, Capybara::Webkit::Configuration.to_hash.merge(@options)).tap do |driver|
    driver.resize_window_to(driver.current_window_handle, *@screen_size)
  end
end

def registerable?
  [:selenium, :poltergeist, :webkit, :cuprite, :rack_test].include?(@driver_type)
end

def setup
  Capybara.current_driver = name
end

def use
  register if registerable?
  setup
end