# Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/

require 'rails_helper'
require 'system/examples/security_keys_setup_examples'
require 'system/examples/authenticator_app_setup_examples'

RSpec.describe 'Profile > Password', authenticated_as: :user, type: :system do
  let(:user) { create(:customer, :with_valid_password) }

  describe 'visibility' do
    it 'not available if both two factor and password changing disabled' do
      password_and_authenticate(password: false, two_factor: false)

      visit 'profile/'
      expect(page).to have_no_text('Password & Authentication')
    end

    it 'shows only password changing form if two factor disabled' do
      password_and_authenticate(password: true, two_factor: false)

      visit 'profile/password'

      expect(page)
        .to have_text('Change Your Password')
        .and have_no_text('Two-factor Authentication')
    end

    it 'shows only two factor if password changing disabled' do
      password_and_authenticate(password: false, two_factor: true)

      visit 'profile/password'

      expect(page)
        .to have_no_text('Change Your Password')
        .and have_text('Two-factor Authentication')
    end

    it 'shows two factor if another two factor method enabled' do
      password_and_authenticate(password: false, two_factor: false, alternative_two_factor: true)

      visit 'profile/password'

      expect(page)
        .to have_no_text('Change Your Password')
        .and have_text('Two-factor Authentication')
    end

    context 'when user has no two factor permission' do
      before do
        user.roles.each { |role| role.permission_revoke('user_preferences.two_factor_authentication') }
      end

      it 'not available if only two factor is enabled' do
        password_and_authenticate(password: false, two_factor: true)

        visit 'profile/'
        expect(page).to have_no_text('Password & Authentication')
      end

      it 'shows only password changing form even if two factor enabled' do
        password_and_authenticate(password: true, two_factor: true)

        visit 'profile/password'

        expect(page)
          .to have_text('Change Your Password')
          .and have_no_text('Two-factor Authentication')
      end
    end

    def password_and_authenticate(password:, two_factor:, alternative_two_factor: false)
      Setting.set('two_factor_authentication_method_authenticator_app', two_factor)
      Setting.set('two_factor_authentication_method_security_keys', alternative_two_factor)
      Setting.set('two_factor_authentication_enforce_role_ids', [])
      Setting.set('user_show_password_login', password)
    end
  end

  context 'when changing password' do
    before do
      visit 'profile/password'
    end

    it 'when current password is wrong, show error' do
      fill_in 'password_old',         with: 'nonexisting'
      fill_in 'password_new',         with: 'some'
      fill_in 'password_new_confirm', with: 'some'

      click '.btn--primary'

      expect(page).to have_text 'The current password you provided is incorrect.'
    end

    it 'when new passwords do not match, show error' do
      fill_in 'password_old',         with: user.password_plain
      fill_in 'password_new',         with: 'some'
      fill_in 'password_new_confirm', with: 'some2'

      click '.btn--primary'

      expect(page).to have_text 'passwords do not match'
    end

    it 'when new password is invalid, show error' do
      fill_in 'password_old',         with: user.password_plain
      fill_in 'password_new',         with: 'some'
      fill_in 'password_new_confirm', with: 'some'

      click '.btn--primary'

      expect(page).to have_text 'Invalid password'
    end

    it 'allows to change password' do
      new_password = generate(:password_valid)

      fill_in 'password_old',         with: user.password_plain
      fill_in 'password_new',         with: new_password
      fill_in 'password_new_confirm', with: new_password

      click '.btn--primary'

      expect(page).to have_text 'Password changed successfully!'
    end
  end

  context 'when managing two factor authentication' do
    before do
      Setting.set('two_factor_authentication_method_authenticator_app', true)
      Setting.set('two_factor_authentication_recovery_codes', false)
      Setting.set('two_factor_authentication_enforce_role_ids', [])
    end

    context 'without a configured method' do
      before do
        visit 'profile/password'
      end

      it 'shows available method' do
        expect(page).to have_text('Authenticator App')
      end

      it 'allows to setup two factor authentication' do
        within('tr[data-two-factor-key="authenticator_app"]') do
          expect(page).to have_css('.icon.icon-small-dot')

          click '.js-action'

          find('a', text: 'Set Up').click
        end

        setup_authenticator_app_method(user: user, password_check: user.password_plain)

        within('tr[data-two-factor-key="authenticator_app"]') do
          expect(page).to have_css('.icon.icon-checkmark')
          expect(page).to have_text('Default')
        end
      end

      it 'does not show recovery codes button' do
        expect(page).to have_no_text('recovery codes')
      end
    end

    context 'with a configured method' do
      let(:recovery_codes_enabled) { true }

      before do
        Setting.set('two_factor_authentication_recovery_codes', recovery_codes_enabled)
        create(:user_two_factor_preference, :authenticator_app, user: user)

        visit 'profile/password'
      end

      it 'shows configured method as ready' do
        within('tr[data-two-factor-key="authenticator_app"]') do
          expect(page).to have_css('.icon.icon-checkmark')
          expect(page).to have_text('Default')
        end
      end

      it 'allows to remove an existing two factor authentication' do
        within('tr[data-two-factor-key="authenticator_app"]') do
          click '.js-action'

          find('a', text: 'Remove').click
        end

        in_modal do
          fill_in 'Password', with: user.password_plain

          click_on 'Remove'
        end

        within('tr[data-two-factor-key="authenticator_app"]') do
          expect(page).to have_css('.icon.icon-small-dot')
        end
      end

      it 'allows to regenerate recovery codes' do
        click '.js-generate-recovery-codes'

        in_modal do
          expect(page).to have_text('Generate recovery codes: Confirm Password')

          fill_in 'Password', with: user.password_plain

          click_on 'Next'
        end

        in_modal do
          expect(page).to have_text('Generate recovery codes: Save Codes')

          stored_codes_amount    = user.two_factor_preferences.recovery_codes.configuration[:codes].count
          displayed_codes_amount = find('.two-factor-auth code').text.tr("\n", ' ').split.count

          expect(stored_codes_amount).to eq(displayed_codes_amount)

          expect(page).to have_button("OK, I've saved my recovery codes")
        end
      end

      context 'when recovery codes disabled' do
        let(:recovery_codes_enabled) { false }

        it 'does not show recovery codes button if recovery codes disabled' do
          expect(page).to have_no_text('recovery codes')
        end
      end

      context 'with security keys method' do
        before do
          within('tr[data-two-factor-key="security_keys"]') do
            click '.js-action'

            find('a', text: 'Set Up').click
          end
        end

        include_examples 'security keys setup' do
          let(:current_user) { user }
        end
      end
    end
  end
end