# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Group or Project invitations', :aggregate_failures do
  let(:user) { create(:user, email: 'user@example.com') }
  let(:owner) { create(:user, name: 'John Doe') }
  let(:group) { create(:group, name: 'Owned') }
  let(:project) { create(:project, :repository, namespace: group) }
  let(:group_invite) { group.group_members.invite.last }

  before do
    stub_application_setting(require_admin_approval_after_user_signup: false)
    project.add_maintainer(owner)
    group.add_owner(owner)
    group.add_developer('user@example.com', owner)
    group_invite.generate_invite_token!
  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)
    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 'Register'
  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 signed out' do
    before do
      visit invite_path(group_invite.raw_invite_token)
    end

    it 'renders sign in page with sign in notice' do
      expect(current_path).to eq(new_user_registration_path)
      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

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

      fill_in_sign_in_form(user)

      expect(current_path).to eq(group_path(group))
      expect(page).to have_content('You have been granted Developer access to group Owned.')
    end
  end

  context 'when signed in as an existing member' do
    before do
      sign_in(owner)
    end

    it 'shows message user already a member' do
      visit invite_path(group_invite.raw_invite_token)

      expect(page).to have_link(owner.name, href: user_url(owner))
      expect(page).to have_content('However, you are already a member of this group.')
    end
  end

  context 'when inviting an unregistered user' 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!(:project_invite) { create(:project_member, :invited, project: project, invite_email: invite_email) }

    context 'when registering using invitation email' do
      before do
        stub_application_setting(send_user_confirmation_email: send_email_confirmation)
        visit invite_path(group_invite.raw_invite_token)
      end

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

        let(:send_email_confirmation) { true }

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

          expect(current_path).to eq(new_user_session_path)
          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
        let(:send_email_confirmation) { false }

        it 'signs up and redirects to the dashboard page with all the projects/groups invitations automatically accepted' do
          fill_in_sign_up_form(new_user)
          fill_in_welcome_form

          expect(current_path).to eq(dashboard_projects_path)
          expect(page).to have_content(project.full_name)

          visit group_path(group)

          expect(page).to have_content(group.full_name)
        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 invitation page' do
            fill_in_sign_up_form(new_user)
            fill_in_welcome_form

            expect(current_path).to eq(invite_path(group_invite.raw_invite_token))
          end
        end
      end

      context 'email confirmation enabled' do
        let(:send_email_confirmation) { true }

        context 'when soft email confirmation is not enabled' do
          before do
            allow(User).to receive(:allow_unconfirmed_access_for).and_return 0
          end

          it 'signs up and redirects to root page with all the project/groups invitation automatically accepted' do
            fill_in_sign_up_form(new_user)
            confirm_email(new_user)
            fill_in_sign_in_form(new_user)
            fill_in_welcome_form

            expect(current_path).to eq(root_path)
            expect(page).to have_content(project.full_name)

            visit group_path(group)

            expect(page).to have_content(group.full_name)
          end
        end

        context 'when soft email confirmation is enabled' do
          before do
            allow(User).to receive(:allow_unconfirmed_access_for).and_return 2.days
          end

          it 'signs up and redirects to root page with all the project/groups invitation automatically accepted' do
            fill_in_sign_up_form(new_user)
            fill_in_welcome_form
            confirm_email(new_user)

            expect(current_path).to eq(root_path)
            expect(page).to have_content(project.full_name)

            visit group_path(group)

            expect(page).to have_content(group.full_name)
          end
        end

        it "doesn't accept invitations until the user confirms their email" do
          fill_in_sign_up_form(new_user)
          fill_in_welcome_form
          sign_in(owner)

          visit project_project_members_path(project)
          expect(page).to have_content 'Invited'
        end

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

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

            it 'signs up and redirects to the invitation 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(current_path).to eq(invite_path(group_invite.raw_invite_token))
            end
          end

          context 'when soft email confirmation is enabled' do
            before do
              stub_feature_flags(soft_email_confirmation: true)
              allow(User).to receive(:allow_unconfirmed_access_for).and_return 2.days
            end

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

              expect(current_path).to eq(invite_path(group_invite.raw_invite_token))
            end
          end
        end
      end
    end

    context 'when declining the invitation' do
      let(:send_email_confirmation) { true }

      context 'as an existing user' do
        let(:group_invite) { create(:group_member, user: user, group: group, created_by: owner) }

        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(current_path).to eq(dashboard_projects_path)
            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' do
          before do
            visit decline_invite_path(group_invite.raw_invite_token)
          end

          it 'declines application and redirects to sign in page' do
            expect(current_path).to eq(new_user_session_path)
            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
      end

      context 'as a non-existing user' do
        before do
          visit decline_invite_path(group_invite.raw_invite_token)
        end

        it 'declines application and shows a decline page' do
          expect(current_path).to eq(decline_invite_path(group_invite.raw_invite_token))
          expect(page).to have_content('You successfully declined the invitation')
          expect { group_invite.reload }.to raise_error ActiveRecord::RecordNotFound
        end
      end
    end

    context 'when accepting the invitation' do
      let(:send_email_confirmation) { true }

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

      it 'grants access and redirects to group page' do
        expect(group.users.include?(user)).to be false

        page.click_link 'Accept invitation'

        expect(current_path).to eq(group_path(group))
        expect(page).to have_content('You have been granted Owner access to group Owned.')
        expect(group.users.include?(user)).to be true
      end
    end
  end
end