Add shared state for group boards sidebar

app/assets/javascripts/boards/boards_util.js

@@ -6,20 +6,29 @@ export function getMilestone() {
 }
 
 export function formatListIssues(listIssues) {
-  return listIssues.nodes.reduce((map, list) => {
+  const issues = {};
+
+  const listData = listIssues.nodes.reduce((map, list) => {
     return {
       ...map,
-      [list.id]: list.issues.nodes.map(
-        i =>
-          new ListIssue({
-            ...i,
-            id: getIdFromGraphQLId(i.id),
-            labels: i.labels?.nodes || [],
-            assignees: i.assignees?.nodes || [],
-          }),
-      ),
+      [list.id]: list.issues.nodes.map(i => {
+        const id = getIdFromGraphQLId(i.id);
+
+        const listIssue = new ListIssue({
+          ...i,
+          id,
+          labels: i.labels?.nodes || [],
+          assignees: i.assignees?.nodes || [],
+        });
+
+        issues[id] = listIssue;
+
+        return id;
+      }),
     };
   }, {});
+
+  return { listData, issues };
 }
 
 export function fullBoardId(boardId) {

app/assets/javascripts/boards/stores/getters.js

@@ -10,4 +10,11 @@ export default {
 
     return state.isShowingEpicsSwimlanes;
   },
+  getIssueById: state => id => {
+    return state.issues[id] || {};
+  },
+
+  getActiveIssue: state => {
+    return state.issues[state.activeId] || {};
+  },
 };

app/assets/javascripts/boards/stores/mutations.js

@@ -72,8 +72,9 @@ export default {
     state.isLoadingIssues = true;
   },
 
-  [mutationTypes.RECEIVE_ISSUES_FOR_ALL_LISTS_SUCCESS]: (state, listIssues) => {
-    state.issuesByListId = listIssues;
+  [mutationTypes.RECEIVE_ISSUES_FOR_ALL_LISTS_SUCCESS]: (state, { listData, issues }) => {
+    state.issuesByListId = listData;
+    state.issues = issues;
     state.isLoadingIssues = false;
   },
 

app/assets/javascripts/boards/stores/state.js

@@ -10,6 +10,7 @@ export default () => ({
   sidebarType: '',
   boardLists: [],
   issuesByListId: {},
+  issues: {},
   isLoadingIssues: false,
   filterParams: {},
   error: undefined,

ee/app/assets/javascripts/boards/components/board_content_sidebar.vue

@@ -10,11 +10,14 @@ export default {
     GlDrawer,
   },
   computed: {
-    ...mapGetters(['isSidebarOpen']),
+    ...mapGetters(['isSidebarOpen', 'getActiveIssue']),
     ...mapState(['sidebarType']),
     showSidebar() {
       return this.sidebarType === ISSUABLE;
     },
+    issueTitle() {
+      return this.getActiveIssue.title;
+    },
   },
   methods: {
     ...mapActions(['unsetActiveId']),
@@ -28,5 +31,12 @@ export default {
     :open="isSidebarOpen"
     :header-height="$options.headerHeight"
     @close="unsetActiveId"
-  />
+  >
+    <template #header>
+      <div data-testid="issue-title">
+        <p class="gl-font-weight-bold">{{ issueTitle }}</p>
+        <p class="gl-mb-0">{{ getActiveIssue.referencePath }}</p>
+      </div>
+    </template>
+  </gl-drawer>
 </template>

ee/app/assets/javascripts/boards/stores/getters.js

@@ -3,8 +3,10 @@ import gettersCE from '~/boards/stores/getters';
 export default {
   ...gettersCE,
 
-  getIssues: state => listId => {
-    return state.issuesByListId[listId] || [];
+  getIssues: (state, getters) => listId => {
+    const listIssueIds = state.issuesByListId[listId] || [];
+
+    return listIssueIds.map(id => getters.getIssueById(id));
   },
   getIssuesByEpic: (state, getters) => (listId, epicId) => {
     return getters.getIssues(listId).filter(issue => issue.epic && issue.epic.id === epicId);

ee/spec/frontend/boards/components/board_content_sidebar_spec.js

-import { shallowMount } from '@vue/test-utils';
+import { mount } from '@vue/test-utils';
 import { GlDrawer } from '@gitlab/ui';
 import waitForPromises from 'helpers/wait_for_promises';
 import BoardContentSidebar from 'ee_component/boards/components/board_content_sidebar.vue';
@@ -10,7 +10,7 @@ describe('ee/BoardContentSidebar', () => {
   let store;
 
   const createComponent = () => {
-    wrapper = shallowMount(BoardContentSidebar, {
+    wrapper = mount(BoardContentSidebar, {
       store,
     });
   };
@@ -19,6 +19,8 @@ describe('ee/BoardContentSidebar', () => {
     store = createStore();
     store.state.sidebarType = ISSUABLE;
     store.state.activeId = 1;
+    store.state.issues = { '1': { title: 'One', referencePath: 'path' } };
+    store.state.activeId = '1';
 
     createComponent();
   });
@@ -35,6 +37,14 @@ describe('ee/BoardContentSidebar', () => {
     expect(wrapper.find(GlDrawer).props('open')).toBe(true);
   });
 
+  it('renders a title of an issue in the sidebar', () => {
+    expect(wrapper.find('[data-testid="issue-title"]').text()).toContain('One');
+  });
+
+  it('renders a referencePath of an issue in the sidebar', () => {
+    expect(wrapper.find('[data-testid="issue-title"]').text()).toContain('path');
+  });
+
   describe('when we emit close', () => {
     it('hides GlDrawer', async () => {
       expect(wrapper.find(GlDrawer).props('open')).toBe(true);

ee/spec/frontend/boards/components/epic_lane_spec.js

@@ -4,7 +4,7 @@ import EpicLane from 'ee/boards/components/epic_lane.vue';
 import IssuesLaneList from 'ee/boards/components/issues_lane_list.vue';
 import { GlIcon } from '@gitlab/ui';
 import getters from 'ee/boards/stores/getters';
-import { mockEpic, mockListsWithModel, mockIssuesByListId } from '../mock_data';
+import { mockEpic, mockListsWithModel, mockIssuesByListId, issues } from '../mock_data';
 
 const localVue = createLocalVue();
 localVue.use(Vuex);
@@ -16,6 +16,7 @@ describe('EpicLane', () => {
     return new Vuex.Store({
       state: {
         issuesByListId: mockIssuesByListId,
+        issues,
       },
       getters,
     });

ee/spec/frontend/boards/components/epics_swimlanes_spec.js

@@ -6,7 +6,7 @@ import EpicLane from 'ee/boards/components/epic_lane.vue';
 import IssueLaneList from 'ee/boards/components/issues_lane_list.vue';
 import getters from 'ee/boards/stores/getters';
 import { GlIcon } from '@gitlab/ui';
-import { mockListsWithModel, mockEpics, mockIssuesByListId } from '../mock_data';
+import { mockListsWithModel, mockEpics, mockIssuesByListId, issues } from '../mock_data';
 
 const localVue = createLocalVue();
 localVue.use(Vuex);
@@ -23,6 +23,7 @@ describe('EpicsSwimlanes', () => {
         epics: mockEpics,
         isLoadingIssues: false,
         issuesByListId: mockIssuesByListId,
+        issues,
       },
       getters,
     });

ee/spec/frontend/boards/mock_data.js

@@ -216,6 +216,13 @@ export const mockEpics = [
 ];
 
 export const mockIssuesByListId = {
-  'gid://gitlab/List/1': [mockIssue, mockIssue3, mockIssue4],
-  'gid://gitlab/List/2': mockIssues,
+  'gid://gitlab/List/1': [mockIssue.id, mockIssue3.id, mockIssue4.id],
+  'gid://gitlab/List/2': mockIssues.map(({ id }) => id),
+};
+
+export const issues = {
+  [mockIssue.id]: mockIssue,
+  [mockIssue2.id]: mockIssue2,
+  [mockIssue3.id]: mockIssue3,
+  [mockIssue4.id]: mockIssue4,
 };

ee/spec/frontend/boards/stores/getters_spec.js

 import getters from 'ee/boards/stores/getters';
-import { mockIssue, mockIssue3, mockIssue4, mockIssues, mockIssuesByListId } from '../mock_data';
+import {
+  mockIssue,
+  mockIssue2,
+  mockIssue3,
+  mockIssue4,
+  mockIssues,
+  mockIssuesByListId,
+  issues,
+} from '../mock_data';
 
 describe('EE Boards Store Getters', () => {
   const boardsState = {
     issuesByListId: mockIssuesByListId,
+    issues,
   };
 
   describe('getIssues', () => {
     it('returns issues for a given listId', () => {
-      expect(getters.getIssues(boardsState)('gid://gitlab/List/2')).toEqual(mockIssues);
+      const getIssueById = issueId => [mockIssue, mockIssue2].find(({ id }) => id === issueId);
+
+      expect(getters.getIssues(boardsState, { getIssueById })('gid://gitlab/List/2')).toEqual(
+        mockIssues,
+      );
     });
   });
 

spec/frontend/boards/stores/getters_spec.js

@@ -91,4 +91,28 @@ describe('Boards - Getters', () => {
       });
     });
   });
+
+  describe('getIssueById', () => {
+    const state = { issues: { '1': 'issue' } };
+
+    it.each`
+      id     | expected
+      ${'1'} | ${'issue'}
+      ${''}  | ${{}}
+    `('returns $expected when $id is passed to state', ({ id, expected }) => {
+      expect(getters.getIssueById(state)(id)).toEqual(expected);
+    });
+  });
+
+  describe('getActiveIssue', () => {
+    it.each`
+      id     | expected
+      ${'1'} | ${'issue'}
+      ${''}  | ${{}}
+    `('returns $expected when $id is passed to state', ({ id, expected }) => {
+      const state = { issues: { '1': 'issue' }, activeId: id };
+
+      expect(getters.getActiveIssue(state)).toEqual(expected);
+    });
+  });
 });

spec/frontend/boards/stores/mutations_spec.js

@@ -129,19 +129,24 @@ describe('Board Store Mutations', () => {
   describe('RECEIVE_ISSUES_FOR_ALL_LISTS_SUCCESS', () => {
     it('sets isLoadingIssues to false and updates issuesByListId object', () => {
       const listIssues = {
-        '1': [mockIssue],
+        '1': [mockIssue.id],
+      };
+      const issues = {
+        '1': mockIssue,
       };
 
       state = {
         ...state,
         isLoadingIssues: true,
         issuesByListId: {},
+        issues: {},
       };
 
-      mutations.RECEIVE_ISSUES_FOR_ALL_LISTS_SUCCESS(state, listIssues);
+      mutations.RECEIVE_ISSUES_FOR_ALL_LISTS_SUCCESS(state, { listData: listIssues, issues });
 
       expect(state.isLoadingIssues).toBe(false);
       expect(state.issuesByListId).toEqual(listIssues);
+      expect(state.issues).toEqual(issues);
     });
   });