Merge branch '214125-refactor-user_popover-vue-loading-logic' into 'master'

Simplify user popover loading logic

See merge request gitlab-org/gitlab!35903

app/assets/javascripts/vue_shared/components/user_popover/user_popover.vue

@@ -4,8 +4,11 @@ import Icon from '~/vue_shared/components/icon.vue';
 import UserAvatarImage from '../user_avatar/user_avatar_image.vue';
 import { glEmojiTag } from '../../../emoji';
 
+const MAX_SKELETON_LINES = 4;
+
 export default {
   name: 'UserPopover',
+  maxSkeletonLines: MAX_SKELETON_LINES,
   components: {
     Icon,
     GlPopover,
@@ -22,11 +25,6 @@ export default {
       required: true,
       default: null,
     },
-    loaded: {
-      type: Boolean,
-      required: false,
-      default: false,
-    },
   },
   computed: {
     statusHtml() {
@@ -42,14 +40,8 @@ export default {
 
       return '';
     },
-    nameIsLoading() {
-      return !this.user.name;
-    },
-    workInformationIsLoading() {
-      return !this.user.loaded && this.user.workInformation === null;
-    },
-    locationIsLoading() {
-      return !this.user.loaded && this.user.location === null;
+    userIsLoading() {
+      return !this.user?.loaded;
     },
   },
 };
@@ -63,13 +55,22 @@ export default {
         <user-avatar-image :img-src="user.avatarUrl" :size="60" css-classes="mr-2" />
       </div>
       <div class="p-1 w-100">
+        <template v-if="userIsLoading">
+          <!-- `gl-skeleton-loading` does not support equal length lines -->
+          <!-- This can be migrated to `gl-skeleton-loader` when https://gitlab.com/gitlab-org/gitlab-ui/-/issues/872 is completed -->
+          <gl-skeleton-loading
+            v-for="n in $options.maxSkeletonLines"
+            :key="n"
+            :lines="1"
+            class="animation-container-small mb-1"
+          />
+        </template>
+        <template v-else>
+          <div class="mb-2">
             <h5 class="m-0">
-          <span v-if="user.name">{{ user.name }}</span>
-          <gl-skeleton-loading v-else :lines="1" class="animation-container-small mb-1" />
+              {{ user.name }}
             </h5>
-        <div class="text-secondary mb-2">
-          <span v-if="user.username">@{{ user.username }}</span>
-          <gl-skeleton-loading v-else :lines="1" class="animation-container-small mb-1" />
+            <span class="text-secondary">@{{ user.username }}</span>
           </div>
           <div class="text-secondary">
             <div v-if="user.bio" class="d-flex mb-1">
@@ -77,35 +78,20 @@ export default {
               <span ref="bio" class="ml-1">{{ user.bio }}</span>
             </div>
             <div v-if="user.workInformation" class="d-flex mb-1">
-            <icon
-              v-show="!workInformationIsLoading"
-              name="work"
-              class="category-icon flex-shrink-0"
-            />
+              <icon name="work" class="category-icon flex-shrink-0" />
               <span ref="workInformation" class="ml-1">{{ user.workInformation }}</span>
             </div>
-          <gl-skeleton-loading
-            v-if="workInformationIsLoading"
-            :lines="1"
-            class="animation-container-small mb-1"
-          />
           </div>
           <div class="js-location text-secondary d-flex">
-          <icon
-            v-show="!locationIsLoading && user.location"
-            name="location"
-            class="category-icon flex-shrink-0"
-          />
-          <span v-if="user.location" class="ml-1">{{ user.location }}</span>
-          <gl-skeleton-loading
-            v-if="locationIsLoading"
-            :lines="1"
-            class="animation-container-small mb-1"
-          />
+            <div v-if="user.location">
+              <icon name="location" class="category-icon flex-shrink-0" />
+              <span class="ml-1">{{ user.location }}</span>
+            </div>
           </div>
           <div v-if="statusHtml" class="js-user-status mt-2">
             <span v-html="statusHtml"></span>
           </div>
+        </template>
       </div>
     </div>
   </gl-popover>

spec/frontend/vue_shared/components/user_popover/user_popover_spec.js

@@ -4,7 +4,6 @@ import UserPopover from '~/vue_shared/components/user_popover/user_popover.vue';
 import Icon from '~/vue_shared/components/icon.vue';
 
 const DEFAULT_PROPS = {
-  loaded: true,
   user: {
     username: 'root',
     name: 'Administrator',
@@ -12,6 +11,7 @@ const DEFAULT_PROPS = {
     bio: null,
     workInformation: null,
     status: null,
+    loaded: true,
   },
 };
 
@@ -46,13 +46,9 @@ describe('User Popover Component', () => {
     });
   };
 
-  describe('Empty', () => {
-    beforeEach(() => {
-      createWrapper(
-        {},
-        {
-          propsData: {
-            target: findTarget(),
+  describe('when user is loading', () => {
+    it('displays skeleton loaders', () => {
+      createWrapper({
         user: {
           name: null,
           username: null,
@@ -60,14 +56,11 @@ describe('User Popover Component', () => {
           bio: null,
           workInformation: null,
           status: null,
+          loaded: false,
         },
-          },
-        },
-      );
       });
 
-    it('should return skeleton loaders', () => {
-      expect(wrapper.find(GlSkeletonLoading).exists()).toBe(true);
+      expect(wrapper.findAll(GlSkeletonLoading)).toHaveLength(4);
     });
   });