Add invitation declined page

For new users

app/assets/stylesheets/pages/experimental_separate_sign_up.scss

@@ -57,4 +57,8 @@
       height: $default-icon-size;
     }
   }
+
+  .decline-page {
+    width: 350px;
+  }
 }

app/controllers/invites_controller.rb

@@ -29,6 +29,8 @@ class InvitesController < ApplicationController
 
   def decline
     if member.decline_invite!
+      return render layout: 'devise_experimental_onboarding_issues' if !current_user && member.invite_to_unknown_user? && member.created_by
+
       path =
         if current_user
           dashboard_projects_path

app/views/invites/decline.html.haml

+- page_title _('Invitation declined')
+.decline-page.gl-display-flex.gl-flex-direction-column.gl-mx-auto{ class: 'gl-xs-w-full!' }
+  .gl-align-self-center.gl-mb-4.gl-mt-7.gl-sm-mt-0= sprite_icon('check-circle', size: 48, css_class: 'gl-text-green-400')
+  %h2.gl-font-size-h2= _('You successfully declined the invitation')
+  %p
+    = html_escape(_('We will notify %{inviter} that you declined their invitation to join GitLab. You will stop receiving reminders.')) % { inviter: sanitize_name(@member.created_by.name) }
+  %p
+    = _('You can now close this window.')

changelogs/unreleased/reminder-emails-invitation-declined-screen.yml

+---
+title: Add invitation declined page
+merge_request: 43305
+author:
+type: changed

locale/gitlab.pot

@@ -13905,6 +13905,9 @@ msgstr ""
 msgid "Invitation"
 msgstr ""
 
+msgid "Invitation declined"
+msgstr ""
+
 msgid "Invite"
 msgstr ""
 
@@ -28536,6 +28539,9 @@ msgstr ""
 msgid "We want to be sure it is you, please confirm you are not a robot."
 msgstr ""
 
+msgid "We will notify %{inviter} that you declined their invitation to join GitLab. You will stop receiving reminders."
+msgstr ""
+
 msgid "We've found no vulnerabilities"
 msgstr ""
 
@@ -29150,6 +29156,9 @@ msgstr ""
 msgid "You can notify the app / group or a project by sending them an email notification"
 msgstr ""
 
+msgid "You can now close this window."
+msgstr ""
+
 msgid "You can now export your security dashboard to a CSV report."
 msgstr ""
 
@@ -29399,6 +29408,9 @@ msgstr ""
 msgid "You reached %{usage_in_percent} of %{namespace_name}'s storage capacity (%{used_storage} of %{storage_limit})"
 msgstr ""
 
+msgid "You successfully declined the invitation"
+msgstr ""
+
 msgid "You tried to fork %{link_to_the_project} but it failed for the following reason:"
 msgstr ""
 

spec/features/invites_spec.rb

@@ -81,10 +81,10 @@ RSpec.describe 'Group or Project invitations', :aggregate_failures do
     end
   end
 
-  context 'when inviting a user using their email address' do
+  context 'when inviting a 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) }
+    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 user has not signed in yet' do
@@ -210,30 +210,43 @@ RSpec.describe 'Group or Project invitations', :aggregate_failures do
     context 'when declining the invitation' do
       let(:send_email_confirmation) { true }
 
-      context 'when signed in' do
-        before do
-          sign_in(user)
-          visit invite_path(group_invite.raw_invite_token)
+      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
 
-        it 'declines application and redirects to dashboard' do
-          page.click_link 'Decline'
+        context 'when signed out' do
+          before do
+            visit decline_invite_path(group_invite.raw_invite_token)
+          end
 
-          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
+          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 'when signed out' do
+      context 'as a non-existing user' 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.')
+        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