require "capybara/rails"
require "capybara/rspec"
require "capybara/cuprite"

Capybara.default_max_wait_time = 2
Capybara.register_driver(:better_cuprite) do |app|
  Capybara::Cuprite::Driver.new(
    app,
    window_size: [1200, 800],
    # See additional options for Dockerized environment in the respective section of this article
    browser_options: {},
    # Increase Chrome startup wait time (required for stable CI builds)
    process_timeout: 10,
    # Enable debugging capabilities
    inspector: true,
    # Allow running Chrome in a headful mode by setting HEADLESS env
    # var to a falsey value
    headless: !ENV["HEADLESS"].in?(%w[n 0 no false]),
  )
end

RSpec.configure do |config|
  config.before(:each, type: :system) do
    driven_by :rack_test
  end

  config.before(:each, js: true, type: :system) do
    driven_by :better_cuprite
  end
end

# adapted from <https://medium.com/doctolib-engineering/hunting-flaky-tests-2-waiting-for-ajax-bd76d79d9ee9>
def wait_for_javascript
  max_time = Capybara::Helpers.monotonic_time + Capybara.default_max_wait_time
  finished = false

  while Capybara::Helpers.monotonic_time < max_time
    finished = page.evaluate_script("typeof initializeBaseApp") != "undefined"

    break if finished

    sleep 0.1
  end

  raise "wait_for_javascript timeout" unless finished
end