# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Group or Project invitations', :aggregate_failures, feature_category: :experimentation_expansion do
  let_it_be(:owner) { create(:user, name: 'John Doe') }
  let_it_be(:group) { create(:group, name: 'Owned') }
  let_it_be(:project) { create(:project, :repository, namespace: group) }

  let(:group_invite) { group.group_members.invite.last }

  before do
    stub_feature_flags(arkose_labs_signup_challenge: false)
    stub_application_setting(require_admin_approval_after_user_signup: false)
    project.add_maintainer(owner)
    group.add_owner(owner)
  end

  def confirm_email(new_user)
    new_user_token = User.find_by_email(new_user.email).confirmation_token

    visit user_confirmation_path(confirmation_token: new_user_token)
  end

  def fill_in_sign_up_form(new_user, submit_button_text = 'Register')
    fill_in 'new_user_first_name', with: new_user.first_name
    fill_in 'new_user_last_name', with: new_user.last_name
    fill_in 'new_user_username', with: new_user.username
    fill_in 'new_user_email', with: new_user.email
    fill_in 'new_user_password', with: new_user.password
    click_button submit_button_text
  end

  def fill_in_sign_in_form(user)
    fill_in 'user_login', with: user.email
    fill_in 'user_password', with: user.password
    check 'user_remember_me'
    click_button 'Sign in'
  end

  def fill_in_welcome_form
    select 'Software Developer', from: 'user_role'
    click_button 'Get started!'
  end

  context 'when inviting a registered user' do
    let(:invite_email) { 'user@example.com' }

    before do
      group.add_developer(invite_email, owner)
      group_invite.generate_invite_token!
    end

    context 'when signed out' do
      context 'when analyzing the redirects and forms from invite link click' do
        before do
          visit invite_path(group_invite.raw_invite_token)
        end

        it 'renders sign up page with sign up notice' do
          expect(page).to have_current_path(new_user_registration_path, ignore_query: true)
          expect(page).to have_content('To accept this invitation, create an account or sign in')
        end

        it 'pre-fills the "Username or email" field on the sign in box with the invite_email from the invite' do
          click_link 'Sign in'

          expect(find_field('Username or email').value).to eq(group_invite.invite_email)
        end

        it 'pre-fills the Email field on the sign up box with the invite_email from the invite' do
          expect(find_field('Email').value).to eq(group_invite.invite_email)
        end
      end

      context 'when invite is sent before account is created - ldap or service sign in for manual acceptance edge case' do
        let(:user) { create(:user, email: 'user@example.com') }

        context 'when invite clicked and not signed in' do
          before do
            visit invite_path(group_invite.raw_invite_token)
          end

          it 'sign in, grants access and redirects to group activity page' do
            click_link 'Sign in'

            fill_in_sign_in_form(user)

            expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
          end
        end

        context 'when signed in and an invite link is clicked' do
          context 'when user is an existing member' do
            before do
              group.add_developer(user)
              sign_in(user)
              visit invite_path(group_invite.raw_invite_token)
            end

            it 'shows message user already a member' do
              expect(page).to have_current_path(invite_path(group_invite.raw_invite_token), ignore_query: true)
              expect(page).to have_link(user.name, href: user_path(user))
              expect(page).to have_content('You are already a member of this group.')
            end
          end

          context 'when email case doesnt match', :js do
            let(:invite_email) { 'User@example.com' }
            let(:user) { create(:user, email: 'user@example.com') }

            before do
              sign_in(user)
              visit invite_path(group_invite.raw_invite_token)
            end

            it 'accepts invite' do
              expect(page).to have_content('You have been granted Developer access to group Owned.')
            end
          end
        end

        context 'when declining the invitation from invitation reminder email' do
          context 'when signed in' do
            before do
              sign_in(user)
              visit decline_invite_path(group_invite.raw_invite_token)
            end

            it 'declines application and redirects to dashboard' do
              expect(page).to have_current_path(dashboard_projects_path, ignore_query: true)
              expect(page).to have_content('You have declined the invitation to join group Owned.')
              expect { group_invite.reload }.to raise_error ActiveRecord::RecordNotFound
            end
          end

          context 'when signed out with signup onboarding' do
            before do
              visit decline_invite_path(group_invite.raw_invite_token)
            end

            it 'declines application and redirects to sign in page' do
              expect(page).to have_current_path(decline_invite_path(group_invite.raw_invite_token), ignore_query: true)
              expect(page).not_to have_content('You have declined the invitation to join')
              expect(page).to have_content('You successfully declined the invitation')
              expect { group_invite.reload }.to raise_error ActiveRecord::RecordNotFound
            end
          end
        end
      end
    end
  end

  context 'when inviting an unregistered user', :js do
    let(:new_user) { build_stubbed(:user) }
    let(:invite_email) { new_user.email }
    let(:group_invite) { create(:group_member, :invited, group: group, invite_email: invite_email, created_by: owner) }
    let(:extra_params) { { invite_type: Emails::Members::INITIAL_INVITE } }

    before do
      stub_application_setting_enum('email_confirmation_setting', 'hard')
    end

    context 'when registering using invitation email' do
      before do
        visit invite_path(group_invite.raw_invite_token, extra_params)
      end

      context 'with admin approval required enabled' do
        before do
          stub_application_setting(require_admin_approval_after_user_signup: true)
        end

        it 'does not sign the user in' do
          fill_in_sign_up_form(new_user)

          expect(page).to have_current_path(new_user_session_path, ignore_query: true)
          expect(page).to have_content('You have signed up successfully. However, we could not sign you in because your account is awaiting approval from your GitLab administrator')
        end
      end

      context 'email confirmation disabled' do
        before do
          stub_application_setting_enum('email_confirmation_setting', 'off')
        end

        context 'the user signs up for an account with the invitation email address' do
          it 'redirects to the most recent membership activity page with all the projects/groups invitations automatically accepted' do
            fill_in_sign_up_form(new_user)
            fill_in_welcome_form

            expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
            expect(page).to have_content('You have been granted Owner access to group Owned.')
          end
        end

        context 'the user sign-up using a different email address' do
          let(:invite_email) { build_stubbed(:user).email }

          it 'signs up and redirects to the activity page' do
            fill_in_sign_up_form(new_user)
            fill_in_welcome_form

            expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
          end
        end
      end

      context 'email confirmation enabled' do
        context 'when user is not valid in sign up form' do
          let(:new_user) { build_stubbed(:user, password: '11111111') }

          it 'fails sign up and redirects back to sign up', :aggregate_failures do
            expect { fill_in_sign_up_form(new_user) }.not_to change { User.count }
            expect(page).to have_content('prohibited this user from being saved')
            expect(page).to have_current_path(user_registration_path, ignore_query: true)
            expect(find_field('Email').value).to eq(group_invite.invite_email)
          end
        end

        context 'with invite email acceptance', :snowplow do
          it 'tracks the accepted invite' do
            fill_in_sign_up_form(new_user)

            expect_snowplow_event(
              category: 'RegistrationsController',
              action: 'accepted',
              label: 'invite_email',
              property: group_invite.id.to_s,
              user: group_invite.reload.user
            )
          end
        end

        context 'the user signs up for an account with the invitation email address' do
          it 'redirects to the most recent membership activity page with all the projects/groups invitations automatically accepted' do
            fill_in_sign_up_form(new_user)
            fill_in_welcome_form

            expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
          end
        end

        context 'the user sign-up using a different email address' do
          let(:invite_email) { build_stubbed(:user).email }

          context 'when email confirmation is not set to `soft`' do
            before do
              allow(User).to receive(:allow_unconfirmed_access_for).and_return 0
              stub_feature_flags(identity_verification: false)
            end

            it 'signs up and redirects to the group activity page' do
              fill_in_sign_up_form(new_user)
              confirm_email(new_user)
              fill_in_sign_in_form(new_user)
              fill_in_welcome_form

              expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
            end
          end

          context 'when email confirmation setting is set to `soft`' do
            before do
              stub_application_setting_enum('email_confirmation_setting', 'soft')
              allow(User).to receive(:allow_unconfirmed_access_for).and_return 2.days
            end

            it 'signs up and redirects to the group activity page' do
              fill_in_sign_up_form(new_user)
              fill_in_welcome_form

              expect(page).to have_current_path(activity_group_path(group), ignore_query: true)
            end
          end
        end
      end
    end

    context 'when accepting an invite without an account' do
      it 'lands on sign up page and then registers' do
        visit invite_path(group_invite.raw_invite_token)

        expect(page).to have_current_path(new_user_registration_path, ignore_query: true)

        fill_in_sign_up_form(new_user, 'Register')

        expect(page).to have_current_path(users_sign_up_welcome_path, ignore_query: true)
      end
    end

    context 'when declining the invitation from invitation reminder email' do
      it 'declines application and shows a decline page' do
        visit decline_invite_path(group_invite.raw_invite_token)

        expect(page).to have_current_path(decline_invite_path(group_invite.raw_invite_token), ignore_query: true)
        expect(page).to have_content('You successfully declined the invitation')
        expect { group_invite.reload }.to raise_error ActiveRecord::RecordNotFound
      end
    end
  end
end