Remove related links in MR widget when empty state

app/assets/javascripts/vue_merge_request_widget/mr_widget_options.js

@@ -62,7 +62,7 @@ export default {
       return this.mr.hasCI;
     },
     shouldRenderRelatedLinks() {
-      return !!this.mr.relatedLinks;
+      return !!this.mr.relatedLinks && !this.mr.isNothingToMergeState;
     },
     shouldRenderDeployments() {
       return this.mr.deployments.length;

app/assets/javascripts/vue_merge_request_widget/stores/get_state_key.js

+import { stateKey } from './state_maps';
+
 export default function deviseState(data) {
   if (data.project_archived) {
-    return 'archived';
+    return stateKey.archived;
   } else if (data.branch_missing) {
-    return 'missingBranch';
+    return stateKey.missingBranch;
   } else if (!data.commits_count) {
-    return 'nothingToMerge';
+    return stateKey.nothingToMerge;
   } else if (this.mergeStatus === 'unchecked') {
-    return 'checking';
+    return stateKey.checking;
   } else if (data.has_conflicts) {
-    return 'conflicts';
+    return stateKey.conflicts;
   } else if (data.work_in_progress) {
-    return 'workInProgress';
+    return stateKey.workInProgress;
   } else if (this.onlyAllowMergeIfPipelineSucceeds && this.isPipelineFailed) {
-    return 'pipelineFailed';
+    return stateKey.pipelineFailed;
   } else if (this.hasMergeableDiscussionsState) {
-    return 'unresolvedDiscussions';
+    return stateKey.unresolvedDiscussions;
   } else if (this.isPipelineBlocked) {
-    return 'pipelineBlocked';
+    return stateKey.pipelineBlocked;
   } else if (this.hasSHAChanged) {
-    return 'shaMismatch';
+    return stateKey.shaMismatch;
   } else if (this.mergeWhenPipelineSucceeds) {
-    return this.mergeError ? 'autoMergeFailed' : 'mergeWhenPipelineSucceeds';
+    return this.mergeError ? stateKey.autoMergeFailed : stateKey.mergeWhenPipelineSucceeds;
   } else if (!this.canMerge) {
-    return 'notAllowedToMerge';
+    return stateKey.notAllowedToMerge;
   } else if (this.canBeMerged) {
-    return 'readyToMerge';
+    return stateKey.readyToMerge;
   }
   return null;
 }

app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js

 import Timeago from 'timeago.js';
 import { getStateKey } from '../dependencies';
+import { stateKey } from './state_maps';
 import { formatDate } from '../../lib/utils/datetime_utility';
 
 export default class MergeRequestStore {
@@ -120,6 +121,10 @@ export default class MergeRequestStore {
     }
   }
 
+  get isNothingToMergeState() {
+    return this.state === stateKey.nothingToMerge;
+  }
+
   static getEventObject(event) {
     return {
       author: MergeRequestStore.getAuthorObject(event),

app/assets/javascripts/vue_merge_request_widget/stores/state_maps.js

@@ -31,6 +31,23 @@ const statesToShowHelpWidget = [
   'autoMergeFailed',
 ];
 
+export const stateKey = {
+  archived: 'archived',
+  missingBranch: 'missingBranch',
+  nothingToMerge: 'nothingToMerge',
+  checking: 'checking',
+  conflicts: 'conflicts',
+  workInProgress: 'workInProgress',
+  pipelineFailed: 'pipelineFailed',
+  unresolvedDiscussions: 'unresolvedDiscussions',
+  pipelineBlocked: 'pipelineBlocked',
+  shaMismatch: 'shaMismatch',
+  autoMergeFailed: 'autoMergeFailed',
+  mergeWhenPipelineSucceeds: 'mergeWhenPipelineSucceeds',
+  notAllowedToMerge: 'notAllowedToMerge',
+  readyToMerge: 'readyToMerge',
+};
+
 export default {
   stateToComponentMap,
   statesToShowHelpWidget,

changelogs/unreleased/remove-links-mr-empty-state.yml

+---
+title: Remove related links in MR widget when empty state
+merge_request:
+author:
+type: fixed

spec/javascripts/vue_mr_widget/mr_widget_options_spec.js

@@ -2,6 +2,7 @@ import Vue from 'vue';
 import mrWidgetOptions from '~/vue_merge_request_widget/mr_widget_options';
 import eventHub from '~/vue_merge_request_widget/event_hub';
 import notify from '~/lib/utils/notify';
+import { stateKey } from '~/vue_merge_request_widget/stores/state_maps';
 import mockData from './mock_data';
 import mountComponent from '../helpers/vue_mount_component_helper';
 
@@ -344,4 +345,31 @@ describe('mrWidgetOptions', () => {
       expect(comps['mr-widget-merge-when-pipeline-succeeds']).toBeDefined();
     });
   });
+
+  describe('rendering relatedLinks', () => {
+    beforeEach((done) => {
+      vm.mr.relatedLinks = {
+        assignToMe: null,
+        closing: `
+          <a class="close-related-link" href="#'>
+            Close
+          </a>
+        `,
+        mentioned: '',
+      };
+      Vue.nextTick(done);
+    });
+
+    it('renders if there are relatedLinks', () => {
+      expect(vm.$el.querySelector('.close-related-link')).toBeDefined();
+    });
+
+    it('does not render if state is nothingToMerge', (done) => {
+      vm.mr.state = stateKey.nothingToMerge;
+      Vue.nextTick(() => {
+        expect(vm.$el.querySelector('.close-related-link')).toBeNull();
+        done();
+      });
+    });
+  });
 });

spec/javascripts/vue_mr_widget/stores/mr_widget_store_spec.js

 import MergeRequestStore from '~/vue_merge_request_widget/stores/mr_widget_store';
+import { stateKey } from '~/vue_merge_request_widget/stores/state_maps';
 import mockData from '../mock_data';
 
 describe('MergeRequestStore', () => {
@@ -52,5 +53,17 @@ describe('MergeRequestStore', () => {
         expect(store.isPipelineSkipped).toBe(false);
       });
     });
+
+    describe('isNothingToMergeState', () => {
+      it('returns true when nothingToMerge', () => {
+        store.state = stateKey.nothingToMerge;
+        expect(store.isNothingToMergeState).toEqual(true);
+      });
+
+      it('returns false when not nothingToMerge', () => {
+        store.state = 'state';
+        expect(store.isNothingToMergeState).toEqual(false);
+      });
+    });
   });
 });