Allow importing groups as new top-level groups

- add option to dropdown
- respect user permissions
- relax model validation

app/assets/javascripts/import_entities/import_groups/components/import_table.vue

@@ -33,6 +33,11 @@ export default {
       type: String,
       required: true,
     },
+    canCreateGroup: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
 
   data() {
@@ -171,6 +176,7 @@ export default {
                 :key="group.id"
                 :group="group"
                 :available-namespaces="availableNamespaces"
+                :can-create-group="canCreateGroup"
                 @update-target-namespace="updateTargetNamespace(group.id, $event)"
                 @update-new-name="updateNewName(group.id, $event)"
                 @import-group="importGroup(group.id)"

app/assets/javascripts/import_entities/import_groups/components/import_table_row.vue

 <script>
 import { GlButton, GlIcon, GlLink, GlFormInput } from '@gitlab/ui';
 import { joinPaths } from '~/lib/utils/url_utility';
+import { s__ } from '~/locale';
 import Select2Select from '~/vue_shared/components/select2_select.vue';
 import ImportStatus from '../../components/import_status.vue';
 import { STATUSES } from '../../constants';
@@ -23,6 +24,11 @@ export default {
       type: Array,
       required: true,
     },
+    canCreateGroup: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
   computed: {
     isDisabled() {
@@ -34,11 +40,23 @@ export default {
     },
 
     select2Options() {
+      const availableNamespacesData = this.availableNamespaces.map((namespace) => ({
+        id: namespace.full_path,
+        text: namespace.full_path,
+      }));
+
+      if (!this.canCreateGroup) {
+        return { data: availableNamespacesData };
+      }
+
       return {
-        data: this.availableNamespaces.map((namespace) => ({
-          id: namespace.full_path,
-          text: namespace.full_path,
-        })),
+        data: [
+          { id: '', text: s__('BulkImport|No parent') },
+          {
+            text: s__('BulkImport|Existing groups'),
+            children: availableNamespacesData,
+          },
+        ],
       };
     },
   },

app/assets/javascripts/import_entities/import_groups/index.js

 import Vue from 'vue';
 import VueApollo from 'vue-apollo';
+import { parseBoolean } from '~/lib/utils/common_utils';
 import Translate from '~/vue_shared/translate';
 import ImportTable from './components/import_table.vue';
 import { createApolloClient } from './graphql/client_factory';
@@ -16,6 +17,7 @@ export function mountImportGroupsApp(mountElement) {
     createBulkImportPath,
     jobsPath,
     sourceUrl,
+    canCreateGroup,
   } = mountElement.dataset;
   const apolloProvider = new VueApollo({
     defaultClient: createApolloClient({
@@ -35,6 +37,7 @@ export function mountImportGroupsApp(mountElement) {
       return createElement(ImportTable, {
         props: {
           sourceUrl,
+          canCreateGroup: parseBoolean(canCreateGroup),
         },
       });
     },

app/models/bulk_imports/entity.rb

@@ -37,8 +37,9 @@ class BulkImports::Entity < ApplicationRecord
 
   validates :project, absence: true, if: :group
   validates :group, absence: true, if: :project
-  validates :source_type, :source_full_path, :destination_name,
-            :destination_namespace, presence: true
+  validates :source_type, :source_full_path, :destination_name, presence: true
+  validates :destination_namespace, exclusion: [nil], if: :group
+  validates :destination_namespace, presence: true, if: :project
 
   validate :validate_parent_is_a_group, if: :parent
   validate :validate_imported_entity_type

app/views/import/bulk_imports/status.html.haml

@@ -9,4 +9,5 @@
   available_namespaces_path: import_available_namespaces_path(format: :json),
   create_bulk_import_path: import_bulk_imports_path(format: :json),
   jobs_path: realtime_changes_import_bulk_imports_path(format: :json),
+  can_create_group: current_user.can_create_group?.to_s,
   source_url: @source_url } }

changelogs/unreleased/xanf-allow-top-level-bulk-imports.yml

+---
+title: Allow importing groups as new top-level groups
+merge_request: 54323
+author:
+type: changed

lib/bulk_imports/groups/transformers/group_attributes_transformer.rb

@@ -35,12 +35,11 @@ module BulkImports
         end
 
         def transform_parent(context, import_entity, data)
-          current_user = context.current_user
-          namespace = Namespace.find_by_full_path(import_entity.destination_namespace)
+          unless import_entity.destination_namespace.blank?
+            namespace = Namespace.find_by_full_path(import_entity.destination_namespace)
+            data['parent_id'] = namespace.id
+          end
 
-          return data if namespace == current_user.namespace
-
-          data['parent_id'] = namespace.id
           data
         end
 

locale/gitlab.pot

@@ -5063,6 +5063,9 @@ msgstr ""
 msgid "Bulk update"
 msgstr ""
 
+msgid "BulkImport|Existing groups"
+msgstr ""
+
 msgid "BulkImport|From source group"
 msgstr ""
 
@@ -5072,6 +5075,9 @@ msgstr ""
 msgid "BulkImport|Importing the group failed"
 msgstr ""
 
+msgid "BulkImport|No parent"
+msgstr ""
+
 msgid "BulkImport|Showing %{start}-%{end} of %{total} from %{link}"
 msgstr ""
 

spec/frontend/import_entities/import_groups/components/import_table_row_spec.js

@@ -75,6 +75,33 @@ describe('import table row', () => {
     });
   });
 
+  it('renders only namespaces if user cannot create new group', () => {
+    createComponent({
+      canCreateGroup: false,
+      group: getFakeGroup(STATUSES.NONE),
+    });
+
+    const dropdownData = findNamespaceDropdown().props().options.data;
+    const noParentOption = dropdownData.find((o) => o.text === 'No parent');
+
+    expect(noParentOption).toBeUndefined();
+    expect(dropdownData).toHaveLength(availableNamespacesFixture.length);
+  });
+
+  it('renders no parent option in available namespaces if user can create new group', () => {
+    createComponent({
+      canCreateGroup: true,
+      group: getFakeGroup(STATUSES.NONE),
+    });
+
+    const dropdownData = findNamespaceDropdown().props().options.data;
+    const noParentOption = dropdownData.find((o) => o.text === 'No parent');
+    const existingGroupOption = dropdownData.find((o) => o.text === 'Existing groups');
+
+    expect(noParentOption.id).toBe('');
+    expect(existingGroupOption.children).toHaveLength(availableNamespacesFixture.length);
+  });
+
   describe('when entity status is SCHEDULING', () => {
     beforeEach(() => {
       group = getFakeGroup(STATUSES.SCHEDULING);

spec/frontend/import_entities/import_groups/components/import_table_spec.js

@@ -21,9 +21,13 @@ describe('import table', () => {
   let apolloProvider;
 
   const FAKE_GROUP = generateFakeEntry({ id: 1, status: STATUSES.NONE });
+  const FAKE_GROUPS = [
+    generateFakeEntry({ id: 1, status: STATUSES.NONE }),
+    generateFakeEntry({ id: 2, status: STATUSES.FINISHED }),
+  ];
   const FAKE_PAGE_INFO = { page: 1, perPage: 20, total: 40, totalPages: 2 };
 
-  const createComponent = ({ bulkImportSourceGroups }) => {
+  const createComponent = ({ bulkImportSourceGroups, canCreateGroup }) => {
     apolloProvider = createMockApollo([], {
       Query: {
         availableNamespaces: () => availableNamespacesFixture,
@@ -39,6 +43,7 @@ describe('import table', () => {
     wrapper = shallowMount(ImportTable, {
       propsData: {
         sourceUrl: 'https://demo.host',
+        canCreateGroup,
       },
       stubs: {
         GlSprintf,
@@ -84,10 +89,6 @@ describe('import table', () => {
   });
 
   it('renders import row for each group in response', async () => {
-    const FAKE_GROUPS = [
-      generateFakeEntry({ id: 1, status: STATUSES.NONE }),
-      generateFakeEntry({ id: 2, status: STATUSES.FINISHED }),
-    ];
     createComponent({
       bulkImportSourceGroups: () => ({
         nodes: FAKE_GROUPS,
@@ -99,6 +100,25 @@ describe('import table', () => {
     expect(wrapper.findAll(ImportTableRow)).toHaveLength(FAKE_GROUPS.length);
   });
 
+  it.each`
+    canCreateGroup | userPermissions
+    ${true}        | ${'user can create new top-level group'}
+    ${false}       | ${'user cannot create new top-level group'}
+  `('correctly passes canCreateGroup to rows when $userPermissions', async ({ canCreateGroup }) => {
+    createComponent({
+      bulkImportSourceGroups: () => ({
+        nodes: FAKE_GROUPS,
+        pageInfo: FAKE_PAGE_INFO,
+      }),
+      canCreateGroup,
+    });
+    await waitForPromises();
+
+    wrapper.findAllComponents(ImportTableRow).wrappers.forEach((w) => {
+      expect(w.props().canCreateGroup).toBe(canCreateGroup);
+    });
+  });
+
   it('does not render status string when result list is empty', async () => {
     createComponent({
       bulkImportSourceGroups: jest.fn().mockResolvedValue({

spec/lib/bulk_imports/groups/transformers/group_attributes_transformer_spec.rb

@@ -80,14 +80,14 @@ RSpec.describe BulkImports::Groups::Transformers::GroupAttributesTransformer do
         expect(transformed_data['parent_id']).to eq(parent.id)
       end
 
-      context 'when destination namespace is user namespace' do
+      context 'when destination namespace is empty' do
         it 'does not set parent id' do
           entity = create(
             :bulk_import_entity,
             bulk_import: bulk_import,
             source_full_path: 'source/full/path',
             destination_name: group.name,
-            destination_namespace: user.namespace.full_path
+            destination_namespace: ''
           )
           context = BulkImports::Pipeline::Context.new(entity)
 

spec/models/bulk_imports/entity_spec.rb

@@ -14,7 +14,6 @@ RSpec.describe BulkImports::Entity, type: :model do
     it { is_expected.to validate_presence_of(:source_type) }
     it { is_expected.to validate_presence_of(:source_full_path) }
     it { is_expected.to validate_presence_of(:destination_name) }
-    it { is_expected.to validate_presence_of(:destination_namespace) }
 
     it { is_expected.to define_enum_for(:source_type).with_values(%i[group_entity project_entity]) }
 
@@ -38,7 +37,11 @@ RSpec.describe BulkImports::Entity, type: :model do
     context 'when associated with a group and no project' do
       it 'is valid as a group_entity' do
         entity = build(:bulk_import_entity, :group_entity, group: build(:group), project: nil)
+        expect(entity).to be_valid
+      end
 
+      it 'is valid when destination_namespace is empty' do
+        entity = build(:bulk_import_entity, :group_entity, group: build(:group), project: nil, destination_namespace: '')
         expect(entity).to be_valid
       end
 
@@ -57,6 +60,12 @@ RSpec.describe BulkImports::Entity, type: :model do
         expect(entity).to be_valid
       end
 
+      it 'is invalid when destination_namespace is nil' do
+        entity = build(:bulk_import_entity, :group_entity, group: build(:group), project: nil, destination_namespace: nil)
+        expect(entity).not_to be_valid
+        expect(entity.errors).to include(:destination_namespace)
+      end
+
       it 'is invalid as a project_entity' do
         entity = build(:bulk_import_entity, :group_entity, group: nil, project: build(:project))