[ML] AIOps: Additional props for Change Point embeddable (#167606)

x-pack/plugins/aiops/public/embeddable/embeddable_change_point_chart_component.tsx

@@ -18,6 +18,7 @@ import { EuiLoadingChart } from '@elastic/eui';
 import { EMBEDDABLE_CHANGE_POINT_CHART_TYPE } from '../../common/constants';
 import type { AiopsPluginStartDeps } from '../types';
 import type { EmbeddableChangePointChartInput } from './embeddable_change_point_chart';
+import type { ChangePointAnnotation } from '../components/change_point_detection/change_point_detection_context';
 
 export interface EmbeddableChangePointChartProps {
   dataViewId: string;
@@ -27,6 +28,18 @@ export interface EmbeddableChangePointChartProps {
   splitField?: string;
   partitions?: string[];
   maxSeriesToPlot?: number;
+  /**
+   * Component to render if there are no change points found
+   */
+  emptyState?: React.ReactElement;
+  /**
+   * Outputs the most recent change point data
+   */
+  onChange?: (changePointData: ChangePointAnnotation[]) => void;
+  /**
+   * Last reload request time, can be used for manual reload
+   */
+  lastReloadRequestTime?: number;
 }
 
 export function getEmbeddableChangePointChart(core: CoreStart, plugins: AiopsPluginStartDeps) {

x-pack/plugins/aiops/public/embeddable/embeddable_chart_component_wrapper.tsx

@@ -5,8 +5,9 @@
  * 2.0.
  */
 
-import { type Observable } from 'rxjs';
+import { BehaviorSubject, type Observable, combineLatest } from 'rxjs';
-import React, { FC, useEffect, useMemo } from 'react';
+import { map, distinctUntilChanged } from 'rxjs/operators';
+import React, { FC, useEffect, useMemo, useState } from 'react';
 import { useTimefilter } from '@kbn/ml-date-picker';
 import { css } from '@emotion/react';
 import useObservable from 'react-use/lib/useObservable';
@@ -55,8 +56,31 @@ export const EmbeddableInputTracker: FC<EmbeddableInputTrackerProps> = ({
 }) => {
   const input = useObservable(input$, initialInput);
 
+  const [manualReload$] = useState<BehaviorSubject<number>>(
+    new BehaviorSubject<number>(initialInput.lastReloadRequestTime ?? Date.now())
+  );
+
+  useEffect(
+    function updateManualReloadSubject() {
+      if (
+        input.lastReloadRequestTime === initialInput.lastReloadRequestTime ||
+        !input.lastReloadRequestTime
+      )
+        return;
+      manualReload$.next(input.lastReloadRequestTime);
+    },
+    [input.lastReloadRequestTime, initialInput.lastReloadRequestTime, manualReload$]
+  );
+
+  const resultObservable$ = useMemo<Observable<number>>(() => {
+    return combineLatest([reload$, manualReload$]).pipe(
+      map(([reload, manualReload]) => Math.max(reload, manualReload)),
+      distinctUntilChanged()
+    );
+  }, [manualReload$, reload$]);
+
   return (
-    <ReloadContextProvider reload$={reload$}>
+    <ReloadContextProvider reload$={resultObservable$}>
       <DataSourceContextProvider dataViewId={input.dataViewId}>
         <FilterQueryContextProvider timeRange={input.timeRange}>
           <ChartGridEmbeddableWrapper
@@ -70,6 +94,8 @@ export const EmbeddableInputTracker: FC<EmbeddableInputTrackerProps> = ({
             onLoading={onLoading}
             onRenderComplete={onRenderComplete}
             onError={onError}
+            onChange={input.onChange}
+            emptyState={input.emptyState}
           />
         </FilterQueryContextProvider>
       </DataSourceContextProvider>
@@ -103,6 +129,8 @@ export const ChartGridEmbeddableWrapper: FC<
   onError,
   onLoading,
   onRenderComplete,
+  onChange,
+  emptyState,
 }) => {
   const { filters, query, timeRange } = useFilerQueryUpdates();
 
@@ -189,8 +217,12 @@ export const ChartGridEmbeddableWrapper: FC<
       resultChangePoints = resultChangePoints.slice(0, maxSeriesToPlot);
     }
 
+    if (onChange) {
+      onChange(resultChangePoints);
+    }
+
     return resultChangePoints;
-  }, [results, maxSeriesToPlot]);
+  }, [results, maxSeriesToPlot, onChange]);
 
   return (
     <div
@@ -205,6 +237,8 @@ export const ChartGridEmbeddableWrapper: FC<
           interval={requestParams.interval}
           onRenderComplete={onRenderComplete}
         />
+      ) : emptyState ? (
+        emptyState
       ) : (
         <NoChangePointsWarning />
       )}

x-pack/plugins/aiops/public/types.ts

@@ -17,8 +17,8 @@ import type { UiActionsStart, UiActionsSetup } from '@kbn/ui-actions-plugin/publ
 import type { UnifiedSearchPublicPluginStart } from '@kbn/unified-search-plugin/public';
 import type { EmbeddableSetup, EmbeddableStart } from '@kbn/embeddable-plugin/public';
 import type { CasesUiSetup } from '@kbn/cases-plugin/public';
-import { LicensingPluginSetup } from '@kbn/licensing-plugin/public';
+import type { LicensingPluginSetup } from '@kbn/licensing-plugin/public';
-import type { EmbeddableChangePointChartProps } from './embeddable';
+import type { EmbeddableChangePointChartInput } from './embeddable/embeddable_change_point_chart';
 
 export interface AiopsPluginSetupDeps {
   embeddable: EmbeddableSetup;
@@ -44,5 +44,5 @@ export interface AiopsPluginStartDeps {
 
 export type AiopsPluginSetup = void;
 export interface AiopsPluginStart {
-  EmbeddableChangePointChart: React.ComponentType<EmbeddableChangePointChartProps>;
+  EmbeddableChangePointChart: React.ComponentType<EmbeddableChangePointChartInput>;
 }

x-pack/plugins/observability/public/components/custom_threshold/components/alert_details_app_section.tsx

@@ -213,19 +213,19 @@ export default function AlertDetailsAppSection({
       <EuiSpacer size="l" />
       <EuiFlexGroup direction="column" data-test-subj="thresholdAlertRelatedEventsSection">
         {ruleParams.criteria.map((criterion, criterionIndex) =>
-          criterion.metrics?.map(
+          criterion.metrics?.map((metric, metricIndex) => {
-            (metric, metricIndex) =>
+            const id = `embeddableChart-criterion${criterionIndex}-metric${metricIndex}`;
-              dataView &&
+            return dataView?.id ? (
-              dataView.id && (
+              <EmbeddableChangePointChart
-                <EmbeddableChangePointChart
+                id={id}
-                  key={`embeddableChart-criterion${criterionIndex}-metric${metricIndex}`}
+                key={id}
-                  dataViewId={dataView.id}
+                dataViewId={dataView.id}
-                  timeRange={relatedEventsTimeRange(criterion)}
+                timeRange={relatedEventsTimeRange(criterion)}
-                  fn={metric.aggType ?? ''}
+                fn={metric.aggType ?? ''}
-                  metricField={metric.field ?? ''}
+                metricField={metric.field ?? ''}
-                />
+              />
-              )
+            ) : null;
-          )
+          })
         )}
       </EuiFlexGroup>
     </>