From 211a8c3361ccf4eb92f36edbdcf15c98fcdcc8b7 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Fri, 7 Feb 2020 12:09:13 +0000
Subject: Add latest changes from gitlab-org/gitlab@master

---
 .../monitoring/components/charts/time_series.vue   | 51 ++++++++++++++++++++--
 .../monitoring/components/dashboard.vue            | 16 ++++---
 .../javascripts/monitoring/components/embed.vue    | 15 +++----
 .../monitoring/components/panel_type.vue           | 33 +++++++++++++-
 .../javascripts/monitoring/stores/actions.js       | 22 +++++++---
 .../monitoring/stores/mutation_types.js            |  2 +-
 .../javascripts/monitoring/stores/mutations.js     |  4 ++
 app/assets/javascripts/monitoring/stores/state.js  | 15 +++++--
 app/assets/javascripts/monitoring/utils.js         |  5 ++-
 9 files changed, 130 insertions(+), 33 deletions(-)

(limited to 'app/assets/javascripts/monitoring')

diff --git a/app/assets/javascripts/monitoring/components/charts/time_series.vue b/app/assets/javascripts/monitoring/components/charts/time_series.vue
index e58d9f23201..8b2c5e44bb5 100644
--- a/app/assets/javascripts/monitoring/components/charts/time_series.vue
+++ b/app/assets/javascripts/monitoring/components/charts/time_series.vue
@@ -1,5 +1,5 @@
 <script>
-import { omit } from 'lodash';
+import { omit, throttle } from 'lodash';
 import { GlLink, GlButton, GlTooltip, GlResizeObserverDirective } from '@gitlab/ui';
 import { GlAreaChart, GlLineChart, GlChartSeriesLabel } from '@gitlab/ui/dist/charts';
 import dateFormat from 'dateformat';
@@ -18,6 +18,13 @@ import {
 import { makeDataSeries } from '~/helpers/monitor_helper';
 import { graphDataValidatorForValues } from '../../utils';
 
+const THROTTLED_DATAZOOM_WAIT = 1000; // miliseconds
+const timestampToISODate = timestamp => new Date(timestamp).toISOString();
+
+const events = {
+  datazoom: 'datazoom',
+};
+
 export default {
   components: {
     GlAreaChart,
@@ -98,6 +105,7 @@ export default {
       height: chartHeight,
       svgs: {},
       primaryColor: null,
+      throttledDatazoom: null,
     };
   },
   computed: {
@@ -245,6 +253,11 @@ export default {
     this.setSvg('rocket');
     this.setSvg('scroll-handle');
   },
+  destroyed() {
+    if (this.throttledDatazoom) {
+      this.throttledDatazoom.cancel();
+    }
+  },
   methods: {
     formatLegendLabel(query) {
       return `${query.label}`;
@@ -287,8 +300,39 @@ export default {
           console.error('SVG could not be rendered correctly: ', e);
         });
     },
-    onChartUpdated(chart) {
-      [this.primaryColor] = chart.getOption().color;
+    onChartUpdated(eChart) {
+      [this.primaryColor] = eChart.getOption().color;
+    },
+
+    onChartCreated(eChart) {
+      // Emit a datazoom event that corresponds to the eChart
+      // `datazoom` event.
+
+      if (this.throttledDatazoom) {
+        // Chart can be created multiple times in this component's
+        // lifetime, remove previous handlers every time
+        // chart is created.
+        this.throttledDatazoom.cancel();
+      }
+
+      // Emitting is throttled to avoid flurries of calls when
+      // the user changes or scrolls the zoom bar.
+      this.throttledDatazoom = throttle(
+        () => {
+          const { startValue, endValue } = eChart.getOption().dataZoom[0];
+          this.$emit(events.datazoom, {
+            start: timestampToISODate(startValue),
+            end: timestampToISODate(endValue),
+          });
+        },
+        THROTTLED_DATAZOOM_WAIT,
+        {
+          leading: false,
+        },
+      );
+
+      eChart.off('datazoom');
+      eChart.on('datazoom', this.throttledDatazoom);
     },
     onResize() {
       if (!this.$refs.chart) return;
@@ -331,6 +375,7 @@ export default {
       :height="height"
       :average-text="legendAverageText"
       :max-text="legendMaxText"
+      @created="onChartCreated"
       @updated="onChartUpdated"
     >
       <template v-if="tooltip.isDeployment">
diff --git a/app/assets/javascripts/monitoring/components/dashboard.vue b/app/assets/javascripts/monitoring/components/dashboard.vue
index 391cd6dd15e..79f32b357fc 100644
--- a/app/assets/javascripts/monitoring/components/dashboard.vue
+++ b/app/assets/javascripts/monitoring/components/dashboard.vue
@@ -21,7 +21,6 @@ import createFlash from '~/flash';
 import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 import { mergeUrlParams, redirectTo } from '~/lib/utils/url_utility';
 import invalidUrl from '~/lib/utils/invalid_url';
-import { convertToFixedRange } from '~/lib/utils/datetime_range';
 import Icon from '~/vue_shared/components/icon.vue';
 import DateTimePicker from '~/vue_shared/components/date_time_picker/date_time_picker.vue';
 
@@ -102,6 +101,11 @@ export default {
       type: String,
       required: true,
     },
+    logsPath: {
+      type: String,
+      required: false,
+      default: invalidUrl,
+    },
     defaultBranch: {
       type: String,
       required: true,
@@ -247,22 +251,20 @@ export default {
       dashboardsEndpoint: this.dashboardsEndpoint,
       currentDashboard: this.currentDashboard,
       projectPath: this.projectPath,
+      logsPath: this.logsPath,
     });
   },
   mounted() {
     if (!this.hasMetrics) {
       this.setGettingStartedEmptyState();
     } else {
-      const { start, end } = convertToFixedRange(this.selectedTimeRange);
-
-      this.fetchData({
-        start,
-        end,
-      });
+      this.setTimeRange(this.selectedTimeRange);
+      this.fetchData();
     }
   },
   methods: {
     ...mapActions('monitoringDashboard', [
+      'setTimeRange',
       'fetchData',
       'setGettingStartedEmptyState',
       'setEndpoints',
diff --git a/app/assets/javascripts/monitoring/components/embed.vue b/app/assets/javascripts/monitoring/components/embed.vue
index e55de1c0105..49188a7af8f 100644
--- a/app/assets/javascripts/monitoring/components/embed.vue
+++ b/app/assets/javascripts/monitoring/components/embed.vue
@@ -19,14 +19,8 @@ export default {
   },
   data() {
     const timeRange = timeRangeFromUrl(this.dashboardUrl) || defaultTimeRange;
-    const { start, end } = convertToFixedRange(timeRange);
-    const params = {
-      start,
-      end,
-    };
-
     return {
-      params,
+      timeRange: convertToFixedRange(timeRange),
       elWidth: 0,
     };
   },
@@ -49,7 +43,9 @@ export default {
   },
   mounted() {
     this.setInitialState();
-    this.fetchMetricsData(this.params);
+    this.setTimeRange(this.timeRange);
+    this.fetchDashboard();
+
     sidebarMutationObserver = new MutationObserver(this.onSidebarMutation);
     sidebarMutationObserver.observe(document.querySelector('.layout-page'), {
       attributes: true,
@@ -64,7 +60,8 @@ export default {
   },
   methods: {
     ...mapActions('monitoringDashboard', [
-      'fetchMetricsData',
+      'setTimeRange',
+      'fetchDashboard',
       'setEndpoints',
       'setFeatureFlags',
       'setShowErrorBanner',
diff --git a/app/assets/javascripts/monitoring/components/panel_type.vue b/app/assets/javascripts/monitoring/components/panel_type.vue
index 6751f3d31e8..0258a62b390 100644
--- a/app/assets/javascripts/monitoring/components/panel_type.vue
+++ b/app/assets/javascripts/monitoring/components/panel_type.vue
@@ -1,6 +1,7 @@
 <script>
 import { mapState } from 'vuex';
 import { pickBy } from 'lodash';
+import invalidUrl from '~/lib/utils/invalid_url';
 import {
   GlDropdown,
   GlDropdownItem,
@@ -18,7 +19,7 @@ import MonitorColumnChart from './charts/column.vue';
 import MonitorStackedColumnChart from './charts/stacked_column.vue';
 import MonitorEmptyChart from './charts/empty_chart.vue';
 import TrackEventDirective from '~/vue_shared/directives/track_event';
-import { downloadCSVOptions, generateLinkToChartOptions } from '../utils';
+import { timeRangeToUrl, downloadCSVOptions, generateLinkToChartOptions } from '../utils';
 
 export default {
   components: {
@@ -58,8 +59,13 @@ export default {
       default: 'panel-type-chart',
     },
   },
+  data() {
+    return {
+      zoomedTimeRange: null,
+    };
+  },
   computed: {
-    ...mapState('monitoringDashboard', ['deploymentData', 'projectPath']),
+    ...mapState('monitoringDashboard', ['deploymentData', 'projectPath', 'logsPath', 'timeRange']),
     alertWidgetAvailable() {
       return IS_EE && this.prometheusAlertsAvailable && this.alertsEndpoint && this.graphData;
     },
@@ -70,6 +76,14 @@ export default {
         this.graphData.metrics[0].result.length > 0
       );
     },
+    logsPathWithTimeRange() {
+      const timeRange = this.zoomedTimeRange || this.timeRange;
+
+      if (this.logsPath && this.logsPath !== invalidUrl && timeRange) {
+        return timeRangeToUrl(timeRange, this.logsPath);
+      }
+      return null;
+    },
     csvText() {
       const chartData = this.graphData.metrics[0].result[0].values;
       const yLabel = this.graphData.y_label;
@@ -107,6 +121,10 @@ export default {
     },
     downloadCSVOptions,
     generateLinkToChartOptions,
+
+    onDatazoom({ start, end }) {
+      this.zoomedTimeRange = { start, end };
+    },
   },
 };
 </script>
@@ -130,11 +148,13 @@ export default {
   <component
     :is="monitorChartComponent"
     v-else-if="graphDataHasMetrics"
+    ref="timeChart"
     :graph-data="graphData"
     :deployment-data="deploymentData"
     :project-path="projectPath"
     :thresholds="getGraphAlertValues(graphData.metrics)"
     :group-id="groupId"
+    @datazoom="onDatazoom"
   >
     <div class="d-flex align-items-center">
       <alert-widget
@@ -157,6 +177,15 @@ export default {
         <template slot="button-content">
           <icon name="ellipsis_v" class="text-secondary" />
         </template>
+
+        <gl-dropdown-item
+          v-if="logsPathWithTimeRange"
+          ref="viewLogsLink"
+          :href="logsPathWithTimeRange"
+        >
+          {{ s__('Metrics|View logs') }}
+        </gl-dropdown-item>
+
         <gl-dropdown-item
           v-track-event="downloadCSVOptions(graphData.title)"
           :href="downloadCsv"
diff --git a/app/assets/javascripts/monitoring/stores/actions.js b/app/assets/javascripts/monitoring/stores/actions.js
index 29000475bd4..3a052200ab9 100644
--- a/app/assets/javascripts/monitoring/stores/actions.js
+++ b/app/assets/javascripts/monitoring/stores/actions.js
@@ -1,6 +1,7 @@
 import * as types from './mutation_types';
 import axios from '~/lib/utils/axios_utils';
 import createFlash from '~/flash';
+import { convertToFixedRange } from '~/lib/utils/datetime_range';
 import { gqClient, parseEnvironmentsResponse, removeLeadingSlash } from './utils';
 import trackDashboardLoad from '../monitoring_tracking_helper';
 import getEnvironments from '../queries/getEnvironments.query.graphql';
@@ -32,6 +33,10 @@ export const setEndpoints = ({ commit }, endpoints) => {
   commit(types.SET_ENDPOINTS, endpoints);
 };
 
+export const setTimeRange = ({ commit }, timeRange) => {
+  commit(types.SET_TIME_RANGE, timeRange);
+};
+
 export const filterEnvironments = ({ commit, dispatch }, searchTerm) => {
   commit(types.SET_ENVIRONMENTS_FILTER, searchTerm);
   dispatch('fetchEnvironmentsData');
@@ -63,19 +68,24 @@ export const receiveEnvironmentsDataSuccess = ({ commit }, data) =>
 export const receiveEnvironmentsDataFailure = ({ commit }) =>
   commit(types.RECEIVE_ENVIRONMENTS_DATA_FAILURE);
 
-export const fetchData = ({ dispatch }, params) => {
-  dispatch('fetchMetricsData', params);
+export const fetchData = ({ dispatch }) => {
+  dispatch('fetchDashboard');
   dispatch('fetchDeploymentsData');
   dispatch('fetchEnvironmentsData');
 };
 
-export const fetchMetricsData = ({ dispatch }, params) => dispatch('fetchDashboard', params);
-
-export const fetchDashboard = ({ state, dispatch }, params) => {
+export const fetchDashboard = ({ state, dispatch }) => {
   dispatch('requestMetricsDashboard');
 
+  const params = {};
+
+  if (state.timeRange) {
+    const { start, end } = convertToFixedRange(state.timeRange);
+    params.start = start;
+    params.end = end;
+  }
+
   if (state.currentDashboard) {
-    // eslint-disable-next-line no-param-reassign
     params.dashboard = state.currentDashboard;
   }
 
diff --git a/app/assets/javascripts/monitoring/stores/mutation_types.js b/app/assets/javascripts/monitoring/stores/mutation_types.js
index bdfaf42b35c..8873142accc 100644
--- a/app/assets/javascripts/monitoring/stores/mutation_types.js
+++ b/app/assets/javascripts/monitoring/stores/mutation_types.js
@@ -14,7 +14,7 @@ export const REQUEST_METRIC_RESULT = 'REQUEST_METRIC_RESULT';
 export const RECEIVE_METRIC_RESULT_SUCCESS = 'RECEIVE_METRIC_RESULT_SUCCESS';
 export const RECEIVE_METRIC_RESULT_FAILURE = 'RECEIVE_METRIC_RESULT_FAILURE';
 
-export const SET_TIME_WINDOW = 'SET_TIME_WINDOW';
+export const SET_TIME_RANGE = 'SET_TIME_RANGE';
 export const SET_ALL_DASHBOARDS = 'SET_ALL_DASHBOARDS';
 export const SET_ENDPOINTS = 'SET_ENDPOINTS';
 export const SET_GETTING_STARTED_EMPTY_STATE = 'SET_GETTING_STARTED_EMPTY_STATE';
diff --git a/app/assets/javascripts/monitoring/stores/mutations.js b/app/assets/javascripts/monitoring/stores/mutations.js
index 2a86a6a26d8..5f559290ff7 100644
--- a/app/assets/javascripts/monitoring/stores/mutations.js
+++ b/app/assets/javascripts/monitoring/stores/mutations.js
@@ -182,6 +182,10 @@ export default {
     state.dashboardsEndpoint = endpoints.dashboardsEndpoint;
     state.currentDashboard = endpoints.currentDashboard;
     state.projectPath = endpoints.projectPath;
+    state.logsPath = endpoints.logsPath || state.logsPath;
+  },
+  [types.SET_TIME_RANGE](state, timeRange) {
+    state.timeRange = timeRange;
   },
   [types.SET_GETTING_STARTED_EMPTY_STATE](state) {
     state.emptyState = 'gettingStarted';
diff --git a/app/assets/javascripts/monitoring/stores/state.js b/app/assets/javascripts/monitoring/stores/state.js
index 9d3227e8aae..a2050f8e893 100644
--- a/app/assets/javascripts/monitoring/stores/state.js
+++ b/app/assets/javascripts/monitoring/stores/state.js
@@ -1,22 +1,31 @@
 import invalidUrl from '~/lib/utils/invalid_url';
 
 export default () => ({
+  // API endpoints
   metricsEndpoint: null,
   deploymentsEndpoint: null,
   dashboardEndpoint: invalidUrl,
+
+  // Dashboard request parameters
+  timeRange: null,
+  currentDashboard: null,
+
+  // Dashboard data
   emptyState: 'gettingStarted',
   showEmptyState: true,
   showErrorBanner: true,
-
   dashboard: {
     panel_groups: [],
   },
+  allDashboards: [],
 
+  // Other project data
   deploymentData: [],
   environments: [],
   environmentsSearchTerm: '',
   environmentsLoading: false,
-  allDashboards: [],
-  currentDashboard: null,
+
+  // GitLab paths to other pages
   projectPath: null,
+  logsPath: invalidUrl,
 });
diff --git a/app/assets/javascripts/monitoring/utils.js b/app/assets/javascripts/monitoring/utils.js
index 915812596c6..b2fa44835e6 100644
--- a/app/assets/javascripts/monitoring/utils.js
+++ b/app/assets/javascripts/monitoring/utils.js
@@ -103,8 +103,9 @@ export const graphDataValidatorForAnomalyValues = graphData => {
 /**
  * Returns a time range from the current URL params
  *
- * @returns {Object} The time range defined by the
- * current URL, reading from `window.location.search`
+ * @returns {Object|null} The time range defined by the
+ * current URL, reading from search query or `window.location.search`.
+ * Returns `null` if no parameters form a time range.
  */
 export const timeRangeFromUrl = (search = window.location.search) => {
   const params = queryToObject(search);
-- 
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