Show alert when project transfer is still running

Changelog: changed

app/views/layouts/project.html.haml

@@ -22,6 +22,7 @@
   = render 'projects/invite_members_modal', project: @project
   = render_if_exists "shared/saml_reload_modal", group_or_project: @project
 
+= dispensable_render_if_exists "projects/transferring_alert", project: @project
 = dispensable_render_if_exists "projects/importing_alert", project: @project
 = dispensable_render_if_exists "shared/web_hooks/web_hook_disabled_alert"
 = dispensable_render_if_exists "projects/free_user_cap_alert", project: @project

app/views/projects/_transferring_alert.haml

+- return unless project.git_transfer_in_progress?
+
+- content_for :page_level_alert do
+  = render Pajamas::AlertComponent.new(variant: :warning,
+    dismissible: false,
+    title: _('Transfer in progress'),
+    alert_options: { class: 'gl-mb-3', data: { testid: "transferring-alert" } }) do |c|
+    - c.with_body do
+      = s_('TransferProject|This project is being transferred. Do not make any changes to the project until the transfer is complete.')

locale/gitlab.pot

@@ -54011,6 +54011,9 @@ msgstr ""
 msgid "Transfer group to another parent group."
 msgstr ""
+msgid "Transfer in progress"
+msgstr ""
+
 msgid "Transfer project"
 msgstr ""
@@ -54065,6 +54068,9 @@ msgstr ""
 msgid "TransferProject|Root namespace can't be updated if the project has NPM packages scoped to the current root level namespace."
 msgstr ""
+msgid "TransferProject|This project is being transferred. Do not make any changes to the project until the transfer is complete."
+msgstr ""
+
 msgid "TransferProject|You don't have permission to transfer projects into that namespace."
 msgstr ""

spec/views/layouts/project.html.haml_spec.rb

@@ -4,10 +4,11 @@
 
 RSpec.describe 'layouts/project', feature_category: :groups_and_projects do
   let(:invite_member) { true }
+  let(:project) { build_stubbed(:project) }
 
   before do
     allow(view).to receive(:can_admin_project_member?).and_return(invite_member)
-    assign(:project, build_stubbed(:project))
+    assign(:project, project)
     allow(view).to receive(:current_user_mode).and_return(Gitlab::Auth::CurrentUserMode.new(build_stubbed(:user)))
   end
 
@@ -26,4 +27,24 @@
 
     it { is_expected.not_to have_selector('.js-invite-members-modal') }
   end
+
+  context 'with no transfer in progress' do
+    before do
+      allow(project).to receive(:git_transfer_in_progress?).and_return(false)
+    end
+
+    it 'does not render the alert' do
+      is_expected.not_to have_css('[data-testid="transferring-alert"]')
+    end
+  end
+
+  context 'with transfer in progress' do
+    before do
+      allow(project).to receive(:git_transfer_in_progress?).and_return(true)
+    end
+
+    it 'renders the alert' do
+      is_expected.to have_css('[data-testid="transferring-alert"]')
+    end
+  end
 end