Merge boards Apollo client

Changelog: changed

app/assets/javascripts/boards/boards_util.js

@@ -146,7 +146,8 @@ export function getMoveData(state, params) {
 }
 
 export function moveItemListHelper(item, fromList, toList) {
-  const updatedItem = item;
+  const updatedItem = cloneDeep(item);
+
   if (
     toList.listType === ListType.label &&
     !updatedItem.labels.find((label) => label.id === toList.label.id)

app/assets/javascripts/boards/graphql.js

-import { IntrospectionFragmentMatcher } from 'apollo-cache-inmemory';
+import { IntrospectionFragmentMatcher, defaultDataIdFromObject } from 'apollo-cache-inmemory';
 import createDefaultClient from '~/lib/graphql';
 import introspectionQueryResultData from '~/sidebar/fragmentTypes.json';
 
@@ -10,6 +10,11 @@ export const gqlClient = createDefaultClient(
   {},
   {
     cacheConfig: {
+      dataIdFromObject: (object) => {
+        // eslint-disable-next-line no-underscore-dangle
+        return object.__typename === 'BoardList' ? object.iid : defaultDataIdFromObject(object);
+      },
+
       fragmentMatcher,
     },
     assumeImmutableResults: true,

app/assets/javascripts/boards/graphql/issue.fragment.graphql

+#import "~/graphql_shared/fragments/milestone.fragment.graphql"
 #import "~/graphql_shared/fragments/user.fragment.graphql"
 
 fragment IssueNode on Issue {
@@ -16,10 +17,7 @@ fragment IssueNode on Issue {
   webUrl
   relativePosition
   milestone {
-    expired
-    id
-    state
-    title
+    ...MilestoneFragment
   }
   assignees {
     nodes {

app/assets/javascripts/graphql_shared/fragments/milestone.fragment.graphql

+fragment MilestoneFragment on Milestone {
+  expired
+  id
+  state
+  title
+}

app/assets/javascripts/main.js

@@ -14,6 +14,7 @@ import { GlBreakpointInstance as bp } from '@gitlab/ui/dist/utils';
 import { initRails } from '~/lib/utils/rails_ujs';
 import * as popovers from '~/popovers';
 import * as tooltips from '~/tooltips';
+import { initHeaderSearchApp } from '~/header_search';
 import initAlertHandler from './alert_handler';
 import { removeFlashClickListener } from './flash';
 import initTodoToggle from './header';
@@ -35,7 +36,6 @@ import GlFieldErrors from './gl_field_errors';
 import initUserPopovers from './user_popovers';
 import initBroadcastNotifications from './broadcast_notification';
 import { initTopNav } from './nav';
-import { initHeaderSearchApp } from '~/header_search';
 
 import 'ee_else_ce/main_ee';
 import 'jh_else_ce/main_jh';

ee/app/assets/javascripts/boards/graphql/issue.fragment.graphql

+#import "~/graphql_shared/fragments/milestone.fragment.graphql"
 #import "~/graphql_shared/fragments/user.fragment.graphql"
 
 fragment IssueNode on Issue {
@@ -26,10 +27,7 @@ fragment IssueNode on Issue {
     }
   }
   milestone {
-    expired
-    id
-    state
-    title
+    ...MilestoneFragment
   }
   labels {
     nodes {

ee/spec/features/boards/swimlanes/epics_swimlanes_drag_drop_spec.rb

@@ -119,6 +119,7 @@ RSpec.describe 'epics swimlanes', :js do
     end
 
     it 'between lists and epics' do
+      inspect_requests(inject_headers: { 'X-GITLAB-DISABLE-SQL-QUERY-LIMIT' => 'https://gitlab.com/gitlab-org/gitlab/-/issues/323426' }) do
         wait_for_board_cards(1, 2)
         wait_for_board_cards_in_second_epic(1, 1)
 
@@ -129,6 +130,7 @@ RSpec.describe 'epics swimlanes', :js do
         wait_for_board_cards_in_first_epic(2, 2)
       end
     end
+  end
 
   context 'drag and drop list' do
     let_it_be(:label2) { create(:label, project: project, name: 'Label 2') }

spec/frontend/boards/stores/actions_spec.js

@@ -21,9 +21,10 @@ import {
   getMoveData,
   updateListPosition,
 } from '~/boards/boards_util';
+import { gqlClient } from '~/boards/graphql';
 import destroyBoardListMutation from '~/boards/graphql/board_list_destroy.mutation.graphql';
 import issueCreateMutation from '~/boards/graphql/issue_create.mutation.graphql';
-import actions, { gqlClient } from '~/boards/stores/actions';
+import actions from '~/boards/stores/actions';
 import * as types from '~/boards/stores/mutation_types';
 import mutations from '~/boards/stores/mutations';