1 files changed, 127 insertions, 0 deletions
diff --git a/app/assets/javascripts/cycle_analytics/components/path_navigation.vue b/app/assets/javascripts/cycle_analytics/components/path_navigation.vue
new file mode 100644
index 00000000000..c1e33f73b13
--- /dev/null
+++ b/app/assets/javascripts/cycle_analytics/components/path_navigation.vue
@@ -0,0 +1,127 @@
+<script>
+import {
+  GlPath,
+  GlPopover,
+  GlDeprecatedSkeletonLoading as GlSkeletonLoading,
+  GlSafeHtmlDirective as SafeHtml,
+} from '@gitlab/ui';
+import Tracking from '~/tracking';
+import { OVERVIEW_STAGE_ID } from '../constants';
+
+export default {
+  name: 'PathNavigation',
+  components: {
+    GlPath,
+    GlSkeletonLoading,
+    GlPopover,
+  },
+  directives: {
+    SafeHtml,
+  },
+  mixins: [Tracking.mixin()],
+  props: {
+    loading: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    stages: {
+      type: Array,
+      required: true,
+    },
+    selectedStage: {
+      type: Object,
+      required: false,
+      default: () => {},
+    },
+    withStageCounts: {
+      type: Boolean,
+      required: false,
+      default: true,
+    },
+  },
+  methods: {
+    showPopover({ id }) {
+      return id && id !== OVERVIEW_STAGE_ID;
+    },
+    hasStageCount({ stageCount = null }) {
+      return stageCount !== null;
+    },
+    onSelectStage($event) {
+      this.$emit('selected', $event);
+      this.track('click_path_navigation', {
+        extra: {
+          stage_id: $event.id,
+        },
+      });
+    },
+  },
+  popoverOptions: {
+    triggers: 'hover',
+    placement: 'bottom',
+  },
+};
+</script>
+<template>
+  <gl-skeleton-loading v-if="loading" :lines="2" class="h-auto pt-2 pb-1" />
+  <gl-path v-else :key="selectedStage.id" :items="stages" @selected="onSelectStage">
+    <template #default="{ pathItem, pathId }">
+      <gl-popover
+        v-if="showPopover(pathItem)"
+        v-bind="$options.popoverOptions"
+        :target="pathId"
+        :css-classes="['stage-item-popover']"
+        data-testid="stage-item-popover"
+      >
+        <template #title>{{ pathItem.title }}</template>
+        <div class="gl-px-4">
+          <div class="gl-display-flex gl-justify-content-space-between">
+            <div class="gl-pr-4 gl-pb-4">
+              {{ s__('ValueStreamEvent|Stage time (median)') }}
+            </div>
+            <div class="gl-pb-4 gl-font-weight-bold">{{ pathItem.metric }}</div>
+          </div>
+        </div>
+        <div v-if="withStageCounts" class="gl-px-4">
+          <div class="gl-display-flex gl-justify-content-space-between">
+            <div class="gl-pr-4 gl-pb-4">
+              {{ s__('ValueStreamEvent|Items in stage') }}
+            </div>
+            <div class="gl-pb-4 gl-font-weight-bold">
+              <template v-if="hasStageCount(pathItem)">{{
+                n__('%d item', '%d items', pathItem.stageCount)
+              }}</template>
+              <template v-else>-</template>
+            </div>
+          </div>
+        </div>
+        <div class="gl-px-4 gl-pt-4 gl-border-t-1 gl-border-t-solid gl-border-gray-50">
+          <div
+            v-if="pathItem.startEventHtmlDescription"
+            class="gl-display-flex gl-flex-direction-row"
+          >
+            <div class="gl-display-flex gl-flex-direction-column gl-pr-4 gl-pb-4 metric-label">
+              {{ s__('ValueStreamEvent|Start') }}
+            </div>
+            <div
+              v-safe-html="pathItem.startEventHtmlDescription"
+              class="gl-display-flex gl-flex-direction-column gl-pb-4 stage-event-description"
+            ></div>
+          </div>
+          <div
+            v-if="pathItem.endEventHtmlDescription"
+            class="gl-display-flex gl-flex-direction-row"
+          >
+            <div class="gl-display-flex gl-flex-direction-column gl-pr-4 metric-label">
+              {{ s__('ValueStreamEvent|Stop') }}
+            </div>
+            <div
+              v-safe-html="pathItem.endEventHtmlDescription"
+              class="gl-display-flex gl-flex-direction-column stage-event-description"
+            ></div>
+          </div>
+        </div>
+      </gl-popover>
+    </template>
+  </gl-path>
+</template>