Pipeline table mini graph dropdown remains open when table is refreshed

11 files changed, 309 insertions, 214 deletions

diff --git a/app/assets/javascripts/commit/pipelines/pipelines_table.js b/app/assets/javascripts/commit/pipelines/pipelines_table.js
index e704be8b53e..ad9c600b499 100644
--- a/app/assets/javascripts/commit/pipelines/pipelines_table.js
+++ b/app/assets/javascripts/commit/pipelines/pipelines_table.js
@@ -46,6 +46,7 @@ export default Vue.component('pipelines-table', {
       isLoading: false,
       hasError: false,
       isMakingRequest: false,
+      updateGraphDropdown: false,
     };
   },
 
@@ -130,15 +131,21 @@ export default Vue.component('pipelines-table', {
       const pipelines = response.pipelines || response;
       this.store.storePipelines(pipelines);
       this.isLoading = false;
+      this.updateGraphDropdown = true;
     },
 
     errorCallback() {
       this.hasError = true;
       this.isLoading = false;
+      this.updateGraphDropdown = false;
     },
 
     setIsMakingRequest(isMakingRequest) {
       this.isMakingRequest = isMakingRequest;
+
+      if (isMakingRequest) {
+        this.updateGraphDropdown = false;
+      }
     },
   },
 
@@ -163,7 +170,9 @@ export default Vue.component('pipelines-table', {
         v-if="shouldRenderTable">
         <pipelines-table-component
           :pipelines="state.pipelines"
-          :service="service" />
+          :service="service"
+          :update-graph-dropdown="updateGraphDropdown"
+          />
       </div>
     </div>
   `,
diff --git a/app/assets/javascripts/pipelines/components/stage.js b/app/assets/javascripts/pipelines/components/stage.js
deleted file mode 100644
index 203485f2990..00000000000
--- a/app/assets/javascripts/pipelines/components/stage.js
+++ /dev/null
@@ -1,115 +0,0 @@
-/* global Flash */
-import StatusIconEntityMap from '../../ci_status_icons';
-
-export default {
-  props: {
-    stage: {
-      type: Object,
-      required: true,
-    },
-  },
-
-  data() {
-    return {
-      builds: '',
-      spinner: '<span class="fa fa-spinner fa-spin"></span>',
-    };
-  },
-
-  updated() {
-    if (this.builds) {
-      this.stopDropdownClickPropagation();
-    }
-  },
-
-  methods: {
-    fetchBuilds(e) {
-      const ariaExpanded = e.currentTarget.attributes['aria-expanded'];
-
-      if (ariaExpanded && (ariaExpanded.textContent === 'true')) return null;
-
-      return this.$http.get(this.stage.dropdown_path)
-        .then((response) => {
-          this.builds = JSON.parse(response.body).html;
-        })
-        .catch(() => {
-          // If dropdown is opened we'll close it.
-          if (this.$el.classList.contains('open')) {
-            $(this.$refs.dropdown).dropdown('toggle');
-          }
-
-          const flash = new Flash('Something went wrong on our end.');
-          return flash;
-        });
-    },
-
-    /**
-     * When the user right clicks or cmd/ctrl + click in the job name
-     * the dropdown should not be closed and the link should open in another tab,
-     * so we stop propagation of the click event inside the dropdown.
-     *
-     * Since this component is rendered multiple times per page we need to guarantee we only
-     * target the click event of this component.
-     */
-    stopDropdownClickPropagation() {
-      $(this.$el.querySelectorAll('.js-builds-dropdown-list a.mini-pipeline-graph-dropdown-item'))
-        .on('click', (e) => {
-          e.stopPropagation();
-        });
-    },
-  },
-  computed: {
-    buildsOrSpinner() {
-      return this.builds ? this.builds : this.spinner;
-    },
-    dropdownClass() {
-      if (this.builds) return 'js-builds-dropdown-container';
-      return 'js-builds-dropdown-loading builds-dropdown-loading';
-    },
-    buildStatus() {
-      return `Build: ${this.stage.status.label}`;
-    },
-    tooltip() {
-      return `has-tooltip ci-status-icon ci-status-icon-${this.stage.status.group}`;
-    },
-    triggerButtonClass() {
-      return `mini-pipeline-graph-dropdown-toggle has-tooltip js-builds-dropdown-button ci-status-icon-${this.stage.status.group}`;
-    },
-    svgHTML() {
-      return StatusIconEntityMap[this.stage.status.icon];
-    },
-  },
-  template: `
-    <div>
-      <button
-        @click="fetchBuilds($event)"
-        :class="triggerButtonClass"
-        :title="stage.title"
-        data-placement="top"
-        data-toggle="dropdown"
-        type="button"
-        :aria-label="stage.title"
-        ref="dropdown">
-        <span
-          v-html="svgHTML"
-          aria-hidden="true">
-        </span>
-        <i
-          class="fa fa-caret-down"
-          aria-hidden="true" />
-      </button>
-      <ul
-        ref="dropdown-content"
-        class="dropdown-menu mini-pipeline-graph-dropdown-menu js-builds-dropdown-container">
-        <div
-          class="arrow-up"
-          aria-hidden="true"></div>
-        <div
-          :class="dropdownClass"
-          class="js-builds-dropdown-list scrollable-menu"
-          v-html="buildsOrSpinner">
-        </div>
-      </ul>
-    </div>
-  `,
-};
diff --git a/app/assets/javascripts/pipelines/components/stage.vue b/app/assets/javascripts/pipelines/components/stage.vue
new file mode 100644
index 00000000000..2e485f951a1
--- /dev/null
+++ b/app/assets/javascripts/pipelines/components/stage.vue
@@ -0,0 +1,173 @@
+<script>
+
+/**
+ * Renders each stage of the pipeline mini graph.
+ *
+ * Given the provided endpoint will make a request to
+ * fetch the dropdown data when the stage is clicked.
+ *
+ * Request is made inside this component to make it reusable between:
+ * 1. Pipelines main table
+ * 2. Pipelines table in commit and Merge request views
+ * 3. Merge request widget
+ * 4. Commit widget
+ */
+
+/* global Flash */
+import StatusIconEntityMap from '../../ci_status_icons';
+
+export default {
+  props: {
+    stage: {
+      type: Object,
+      required: true,
+    },
+
+    updateDropdown: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+  },
+
+  data() {
+    return {
+      isLoading: false,
+      dropdownContent: '',
+      endpoint: this.stage.dropdown_path,
+    };
+  },
+
+  updated() {
+    if (this.dropdownContent.length > 0) {
+      this.stopDropdownClickPropagation();
+    }
+  },
+
+  watch: {
+    updateDropdown() {
+      if (this.updateDropdown &&
+        this.isDropdownOpen() &&
+        !this.isLoading) {
+        this.fetchJobs();
+      }
+    },
+  },
+
+  methods: {
+    onClickStage() {
+      if (!this.isDropdownOpen()) {
+        this.isLoading = true;
+        this.fetchJobs();
+      }
+    },
+
+    fetchJobs() {
+      this.$http.get(this.endpoint)
+        .then((response) => {
+          this.dropdownContent = response.json().html;
+          this.isLoading = false;
+        })
+        .catch(() => {
+          this.closeDropdown();
+          this.isLoading = false;
+
+          const flash = new Flash('Something went wrong on our end.');
+          return flash;
+        });
+    },
+
+    /**
+     * When the user right clicks or cmd/ctrl + click in the job name
+     * the dropdown should not be closed and the link should open in another tab,
+     * so we stop propagation of the click event inside the dropdown.
+     *
+     * Since this component is rendered multiple times per page we need to guarantee we only
+     * target the click event of this component.
+     */
+    stopDropdownClickPropagation() {
+      $(this.$el.querySelectorAll('.js-builds-dropdown-list a.mini-pipeline-graph-dropdown-item'))
+        .on('click', (e) => {
+          e.stopPropagation();
+        });
+    },
+
+    closeDropdown() {
+      if (this.isDropdownOpen()) {
+        $(this.$refs.dropdown).dropdown('toggle');
+      }
+    },
+
+    isDropdownOpen() {
+      return this.$el.classList.contains('open');
+    },
+  },
+
+  computed: {
+    dropdownClass() {
+      return this.dropdownContent.length > 0 ? 'js-builds-dropdown-container' : 'js-builds-dropdown-loading';
+    },
+
+    triggerButtonClass() {
+      return `ci-status-icon-${this.stage.status.group}`;
+    },
+
+    svgIcon() {
+      return StatusIconEntityMap[this.stage.status.icon];
+    },
+  },
+};
+</script>
+
+<template>
+  <div class="dropdown">
+    <button
+      :class="triggerButtonClass"
+      @click="onClickStage"
+      class="mini-pipeline-graph-dropdown-toggle has-tooltip js-builds-dropdown-button"
+      :title="stage.title"
+      data-placement="top"
+      data-toggle="dropdown"
+      type="button"
+      id="stageDropdown"
+      aria-haspopup="true"
+      aria-expanded="false">
+
+      <span
+        v-html="svgIcon"
+        aria-hidden="true"
+        :aria-label="stage.title">
+      </span>
+
+      <i
+        class="fa fa-caret-down"
+        aria-hidden="true">
+      </i>
+    </button>
+
+    <ul
+      class="dropdown-menu mini-pipeline-graph-dropdown-menu js-builds-dropdown-container"
+      aria-labelledby="stageDropdown">
+
+      <li
+        :class="dropdownClass"
+        class="js-builds-dropdown-list scrollable-menu">
+
+        <div
+          class="text-center"
+          v-if="isLoading">
+          <i
+            class="fa fa-spin fa-spinner"
+            aria-hidden="true"
+            aria-label="Loading">
+          </i>
+        </div>
+
+        <ul
+          v-else
+          v-html="dropdownContent">
+        </ul>
+      </li>
+    </ul>
+  </div>
+</script>
diff --git a/app/assets/javascripts/pipelines/pipelines.js b/app/assets/javascripts/pipelines/pipelines.js
index 93d4818231f..934bd7deb31 100644
--- a/app/assets/javascripts/pipelines/pipelines.js
+++ b/app/assets/javascripts/pipelines/pipelines.js
@@ -49,6 +49,7 @@ export default {
       isLoading: false,
       hasError: false,
       isMakingRequest: false,
+      updateGraphDropdown: false,
     };
   },
 
@@ -198,15 +199,21 @@ export default {
       this.store.storePagination(response.headers);
 
       this.isLoading = false;
+      this.updateGraphDropdown = true;
     },
 
     errorCallback() {
       this.hasError = true;
       this.isLoading = false;
+      this.updateGraphDropdown = false;
     },
 
     setIsMakingRequest(isMakingRequest) {
       this.isMakingRequest = isMakingRequest;
+
+      if (isMakingRequest) {
+        this.updateGraphDropdown = false;
+      }
     },
   },
 
@@ -263,7 +270,9 @@ export default {
 
           <pipelines-table-component
             :pipelines="state.pipelines"
-            :service="service"/>
+            :service="service"
+            :update-graph-dropdown="updateGraphDropdown"
+            />
         </div>
 
         <gl-pagination
diff --git a/app/assets/javascripts/vue_shared/components/pipelines_table.js b/app/assets/javascripts/vue_shared/components/pipelines_table.js
index afd8d7acf6b..48a39f18112 100644
--- a/app/assets/javascripts/vue_shared/components/pipelines_table.js
+++ b/app/assets/javascripts/vue_shared/components/pipelines_table.js
@@ -10,13 +10,18 @@ export default {
     pipelines: {
       type: Array,
       required: true,
-      default: () => ([]),
     },
 
     service: {
       type: Object,
       required: true,
     },
+
+    updateGraphDropdown: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
 
   components: {
@@ -40,7 +45,9 @@ export default {
           v-bind:model="model">
           <tr is="pipelines-table-row-component"
             :pipeline="model"
-            :service="service"></tr>
+            :service="service"
+            :update-graph-dropdown="updateGraphDropdown"
+            />
         </template>
       </tbody>
     </table>
diff --git a/app/assets/javascripts/vue_shared/components/pipelines_table_row.js b/app/assets/javascripts/vue_shared/components/pipelines_table_row.js
index 79806bc7204..fbae85c85f6 100644
--- a/app/assets/javascripts/vue_shared/components/pipelines_table_row.js
+++ b/app/assets/javascripts/vue_shared/components/pipelines_table_row.js
@@ -3,7 +3,7 @@ import AsyncButtonComponent from '../../pipelines/components/async_button.vue';
 import PipelinesActionsComponent from '../../pipelines/components/pipelines_actions';
 import PipelinesArtifactsComponent from '../../pipelines/components/pipelines_artifacts';
 import PipelinesStatusComponent from '../../pipelines/components/status';
-import PipelinesStageComponent from '../../pipelines/components/stage';
+import PipelinesStageComponent from '../../pipelines/components/stage.vue';
 import PipelinesUrlComponent from '../../pipelines/components/pipeline_url';
 import PipelinesTimeagoComponent from '../../pipelines/components/time_ago';
 import CommitComponent from './commit';
@@ -24,6 +24,12 @@ export default {
       type: Object,
       required: true,
     },
+
+    updateGraphDropdown: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
 
   components: {
@@ -213,7 +219,10 @@ export default {
         <div class="stage-container dropdown js-mini-pipeline-graph"
           v-if="pipeline.details.stages.length > 0"
           v-for="stage in pipeline.details.stages">
-          <dropdown-stage :stage="stage"/>
+
+          <dropdown-stage
+            :stage="stage"
+            :update-dropdown="updateGraphDropdown"/>
         </div>
       </td>
 
diff --git a/app/assets/stylesheets/pages/pipelines.scss b/app/assets/stylesheets/pages/pipelines.scss
index a4fe652b52f..9115d26c779 100644
--- a/app/assets/stylesheets/pages/pipelines.scss
+++ b/app/assets/stylesheets/pages/pipelines.scss
@@ -781,16 +781,11 @@
   }
 
   .scrollable-menu {
+    padding: 0;
     max-height: 245px;
     overflow: auto;
   }
 
-  // Loading icon
-  .builds-dropdown-loading {
-    margin: 0 auto;
-    width: 20px;
-  }
-
   // Action icon on the right
   a.ci-action-icon-wrapper {
     color: $action-icon-color;
@@ -893,30 +888,29 @@
  * Top arrow in the dropdown in the mini pipeline graph
  */
 .mini-pipeline-graph-dropdown-menu {
-  .arrow-up {
-    &::before,
-    &::after {
-      content: '';
-      display: inline-block;
-      position: absolute;
-      width: 0;
-      height: 0;
-      border-color: transparent;
-      border-style: solid;
-      top: -6px;
-      left: 2px;
-      border-width: 0 5px 6px;
-    }
 
-    &::before {
-      border-width: 0 5px 5px;
-      border-bottom-color: $border-color;
-    }
+  &::before,
+  &::after {
+    content: '';
+    display: inline-block;
+    position: absolute;
+    width: 0;
+    height: 0;
+    border-color: transparent;
+    border-style: solid;
+    top: -6px;
+    left: 2px;
+    border-width: 0 5px 6px;
+  }
 
-    &::after {
-      margin-top: 1px;
-      border-bottom-color: $white-light;
-    }
+  &::before {
+    border-width: 0 5px 5px;
+    border-bottom-color: $border-color;
+  }
+
+  &::after {
+    margin-top: 1px;
+    border-bottom-color: $white-light;
   }
 }
 
diff --git a/app/views/shared/_mini_pipeline_graph.html.haml b/app/views/shared/_mini_pipeline_graph.html.haml
index b0778653d4e..07970ad9cba 100644
--- a/app/views/shared/_mini_pipeline_graph.html.haml
+++ b/app/views/shared/_mini_pipeline_graph.html.haml
@@ -11,8 +11,8 @@
           = icon('caret-down')
 
         %ul.dropdown-menu.mini-pipeline-graph-dropdown-menu.js-builds-dropdown-container
-          .arrow-up
-          .js-builds-dropdown-list.scrollable-menu
+          %li.js-builds-dropdown-list.scrollable-menu
 
-          .js-builds-dropdown-loading.builds-dropdown-loading.hidden
-            %span.fa.fa-spinner.fa-spin
+          %li.js-builds-dropdown-loading.hidden
+            .text-center
+              %i.fa.fa-spinner.fa-spin{ 'aria-hidden': 'true', 'aria-label': 'Loading' }
diff --git a/changelogs/unreleased/31558-job-dropdown.yml b/changelogs/unreleased/31558-job-dropdown.yml
new file mode 100644
index 00000000000..acd7b2addb6
--- /dev/null
+++ b/changelogs/unreleased/31558-job-dropdown.yml
@@ -0,0 +1,4 @@
+---
+title: Job dropdown of pipeline mini graph updates in realtime when its opened
+merge_request:
+author:
diff --git a/spec/javascripts/fixtures/mini_dropdown_graph.html.haml b/spec/javascripts/fixtures/mini_dropdown_graph.html.haml
index 29370b974af..b532b48a95b 100644
--- a/spec/javascripts/fixtures/mini_dropdown_graph.html.haml
+++ b/spec/javascripts/fixtures/mini_dropdown_graph.html.haml
@@ -3,7 +3,7 @@
     Dropdown
 
   %ul.dropdown-menu.mini-pipeline-graph-dropdown-menu.js-builds-dropdown-container
-    .js-builds-dropdown-list.scrollable-menu
+    %li.js-builds-dropdown-list.scrollable-menu
 
-    .js-builds-dropdown-loading.builds-dropdown-loading.hidden
-      %span.fa.fa-spinner.fa-spin
+    %li.js-builds-dropdown-loading.hidden
+      %span.fa.fa-spinner
diff --git a/spec/javascripts/pipelines/stage_spec.js b/spec/javascripts/pipelines/stage_spec.js
index 2f1154bd999..a4f32a1faed 100644
--- a/spec/javascripts/pipelines/stage_spec.js
+++ b/spec/javascripts/pipelines/stage_spec.js
@@ -1,81 +1,86 @@
 import Vue from 'vue';
-import { SUCCESS_SVG } from '~/ci_status_icons';
-import Stage from '~/pipelines/components/stage';
+import stage from '~/pipelines/components/stage.vue';
+
+describe('Pipelines stage component', () => {
+  let StageComponent;
+  let component;
+
+  beforeEach(() => {
+    StageComponent = Vue.extend(stage);
+
+    component = new StageComponent({
+      propsData: {
+        stage: {
+          status: {
+            group: 'success',
+            icon: 'icon_status_success',
+            title: 'success',
+          },
+          dropdown_path: 'foo',
+        },
+        updateDropdown: false,
+      },
+    }).$mount();
+  });
 
-function minify(string) {
-  return string.replace(/\s/g, '');
-}
+  it('should render a dropdown with the status icon', () => {
+    expect(component.$el.getAttribute('class')).toEqual('dropdown');
+    expect(component.$el.querySelector('svg')).toBeDefined();
+    expect(component.$el.querySelector('button').getAttribute('data-toggle')).toEqual('dropdown');
+  });
 
-describe('Pipelines Stage', () => {
-  describe('data', () => {
-    let stageReturnValue;
+  describe('with successfull request', () => {
+    const interceptor = (request, next) => {
+      next(request.respondWith(JSON.stringify({ html: 'foo' }), {
+        status: 200,
+      }));
+    };
 
     beforeEach(() => {
-      stageReturnValue = Stage.data();
+      Vue.http.interceptors.push(interceptor);
     });
 
-    it('should return object with .builds and .spinner', () => {
-      expect(stageReturnValue).toEqual({
-        builds: '',
-        spinner: '<span class="fa fa-spinner fa-spin"></span>',
-      });
+    afterEach(() => {
+      Vue.http.interceptors = _.without(
+        Vue.http.interceptors, interceptor,
+      );
     });
-  });
 
-  describe('computed', () => {
-    describe('svgHTML', function () {
-      let stage;
-      let svgHTML;
+    it('should render the received data', (done) => {
+      component.$el.querySelector('button').click();
 
-      beforeEach(() => {
-        stage = { stage: { status: { icon: 'icon_status_success' } } };
-
-        svgHTML = Stage.computed.svgHTML.call(stage);
-      });
-
-      it("should return the correct icon for the stage's status", () => {
-        expect(svgHTML).toBe(SUCCESS_SVG);
-      });
+      setTimeout(() => {
+        expect(
+          component.$el.querySelector('.js-builds-dropdown-container ul').textContent.trim(),
+        ).toEqual('foo');
+        done();
+      }, 0);
     });
   });
 
-  describe('when mounted', () => {
-    let StageComponent;
-    let renderedComponent;
-    let stage;
+  describe('when request fails', () => {
+    const interceptor = (request, next) => {
+      next(request.respondWith(JSON.stringify({}), {
+        status: 500,
+      }));
+    };
 
     beforeEach(() => {
-      stage = { status: { icon: 'icon_status_success' } };
-
-      StageComponent = Vue.extend(Stage);
-
-      renderedComponent = new StageComponent({
-        propsData: {
-          stage,
-        },
-      }).$mount();
+      Vue.http.interceptors.push(interceptor);
     });
 
-    it('should render the correct status svg', () => {
-      const minifiedComponent = minify(renderedComponent.$el.outerHTML);
-      const expectedSVG = minify(SUCCESS_SVG);
-
-      expect(minifiedComponent).toContain(expectedSVG);
+    afterEach(() => {
+      Vue.http.interceptors = _.without(
+        Vue.http.interceptors, interceptor,
+      );
     });
-  });
-
-  describe('when request fails', () => {
-    it('closes dropdown', () => {
-      spyOn($, 'ajax').and.callFake(options => options.error());
-      const StageComponent = Vue.extend(Stage);
 
-      const component = new StageComponent({
-        propsData: { stage: { status: { icon: 'foo' } } },
-      }).$mount();
+    it('should close the dropdown', () => {
+      component.$el.click();
 
-      expect(
-        component.$el.classList.contains('open'),
-      ).toEqual(false);
+      setTimeout(() => {
+        expect(component.$el.classList.contains('open')).toEqual(false);
+      }, 0);
     });
   });
 });