def first_login_step
  visit signin_path
  within('#login-form') do
    fill_in('username', with: user.login)
    fill_in('password', with: user_password)
    click_link_or_button I18n.t(:button_login)
  end
end

def two_factor_step(token)
  expect(page).to have_selector('input#otp')
  fill_in 'otp', with: token
  click_button I18n.t(:button_login)
end

def expect_logged_in
  visit my_account_path
  expect(page).to have_selector('.form--field-container', text: user.login)
end

shared_examples 'login without 2FA' do
  it 'logs in the user without any active devices' do
    first_login_step
    expect_logged_in
  end
end

shared_examples 'create enforced sms device' do
  it do
    expect(page).to have_selector('.flash.info', text: I18n.t('two_factor_authentication.forced_registration.required_to_add_device'))

    # Create SMS device
    find('.mobile-otp-new-device-sms .button--tiny').click
    fill_in 'device_phone_number', with: 'invalid'
    click_on 'Continue'


    # Expect error on invalid phone
    expect(page).to have_selector('#errorExplanation', text: 'Phone number must be of format +XX XXXXXXXXX')
    fill_in 'device_phone_number', with: '+49 123456789'
    click_on 'Continue'

    # Confirm page
    expect(page).to have_selector('h2', text: I18n.t('two_factor_authentication.devices.confirm_device'))
    expect(page).to have_selector('input#otp')

    # Fill in wrong token
    fill_in 'otp', with: 'whatever'

    # Log token for next access
    sms_token = nil
    allow_any_instance_of(::OpenProject::TwoFactorAuthentication::TokenStrategy::Developer)
        .to receive(:create_mobile_otp).and_wrap_original do |m|
      sms_token = m.call
    end

    click_button I18n.t(:button_continue)

    expect(page).to have_selector('h2', text: I18n.t('two_factor_authentication.devices.confirm_device'))
    expect(page).to have_selector('input#otp')
    expect(page).to have_selector('.flash.error', text: I18n.t('two_factor_authentication.devices.registration_failed_token_invalid'))

    # Fill in wrong token
    fill_in 'otp', with: sms_token
    click_button I18n.t(:button_continue)

    # Expected logged in after correct registration
    expect_logged_in
  end
end