From 8a0b138aa9d1b22426db93afcd09f4893e83663b Mon Sep 17 00:00:00 2001
From: Mat Schaffer <mat@elastic.co>
Date: Mon, 27 Sep 2021 12:40:59 +0900
Subject: [PATCH] [Stack Monitoring] Beats Overview view migration (#112377)

* Wire up a stub beats overview page

* Filling in some bits

* Figured out this todo already

* Fix importa and product name

* Wire up BeatsOverview component

* Set breadcrumbs

* Add "beats" part to breadcrumbs

* Remove unused vars copied from ES overview

* Use passed data rather than outer scope

* Fixing basic type checks

* Fix breadcrumb type issues

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
---
 .../monitoring/public/application/index.tsx   | 11 ++-
 .../pages/beats/beats_template.tsx            | 35 ++++++++
 .../application/pages/beats/overview.tsx      | 85 +++++++++++++++++++
 3 files changed, 130 insertions(+), 1 deletion(-)
 create mode 100644 x-pack/plugins/monitoring/public/application/pages/beats/beats_template.tsx
 create mode 100644 x-pack/plugins/monitoring/public/application/pages/beats/overview.tsx

diff --git a/x-pack/plugins/monitoring/public/application/index.tsx b/x-pack/plugins/monitoring/public/application/index.tsx
index fa8dde397c1c0..85dc5286efa42 100644
--- a/x-pack/plugins/monitoring/public/application/index.tsx
+++ b/x-pack/plugins/monitoring/public/application/index.tsx
@@ -20,8 +20,9 @@ import { createPreserveQueryHistory } from './preserve_query_history';
 import { RouteInit } from './route_init';
 import { NoDataPage } from './pages/no_data';
 import { ElasticsearchOverviewPage } from './pages/elasticsearch/overview';
+import { BeatsOverviewPage } from './pages/beats/overview';
+import { CODE_PATH_ELASTICSEARCH, CODE_PATH_BEATS } from '../../common/constants';
 import { ElasticsearchNodesPage } from './pages/elasticsearch/nodes_page';
-import { CODE_PATH_ELASTICSEARCH } from '../../common/constants';
 import { MonitoringTimeContainer } from './hooks/use_monitoring_time';
 import { BreadcrumbContainer } from './hooks/use_breadcrumbs';
 
@@ -92,6 +93,14 @@ const MonitoringApp: React.FC<{
                     fetchAllClusters={false}
                   />
 
+                  {/* Beats Views */}
+                  <RouteInit
+                    path="/beats"
+                    component={BeatsOverviewPage}
+                    codePaths={[CODE_PATH_BEATS]}
+                    fetchAllClusters={false}
+                  />
+
                   <Redirect
                     to={{
                       pathname: '/loading',
diff --git a/x-pack/plugins/monitoring/public/application/pages/beats/beats_template.tsx b/x-pack/plugins/monitoring/public/application/pages/beats/beats_template.tsx
new file mode 100644
index 0000000000000..90df1b49aa5d7
--- /dev/null
+++ b/x-pack/plugins/monitoring/public/application/pages/beats/beats_template.tsx
@@ -0,0 +1,35 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+import React from 'react';
+import { i18n } from '@kbn/i18n';
+import { PageTemplate } from '../page_template';
+import { TabMenuItem, PageTemplateProps } from '../page_template';
+
+interface BeatsTemplateProps extends PageTemplateProps {
+  cluster: any;
+}
+
+export const BeatsTemplate: React.FC<BeatsTemplateProps> = ({ cluster, ...props }) => {
+  const tabs: TabMenuItem[] = [
+    {
+      id: 'overview',
+      label: i18n.translate('xpack.monitoring.beatsNavigation.overviewLinkText', {
+        defaultMessage: 'Overview',
+      }),
+      route: '/beats',
+    },
+    {
+      id: 'instances',
+      label: i18n.translate('xpack.monitoring.beatsNavigation.instancesLinkText', {
+        defaultMessage: 'Instances',
+      }),
+      route: '/beats/beats',
+    },
+  ];
+
+  return <PageTemplate {...props} tabs={tabs} product="beats" />;
+};
diff --git a/x-pack/plugins/monitoring/public/application/pages/beats/overview.tsx b/x-pack/plugins/monitoring/public/application/pages/beats/overview.tsx
new file mode 100644
index 0000000000000..3efad7b82549c
--- /dev/null
+++ b/x-pack/plugins/monitoring/public/application/pages/beats/overview.tsx
@@ -0,0 +1,85 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import React, { useContext, useState, useCallback, useEffect } from 'react';
+import { i18n } from '@kbn/i18n';
+import { find } from 'lodash';
+import { ComponentProps } from '../../route_init';
+import { BeatsTemplate } from './beats_template';
+import { GlobalStateContext } from '../../global_state_context';
+import { useCharts } from '../../hooks/use_charts';
+import { useKibana } from '../../../../../../../src/plugins/kibana_react/public';
+// @ts-ignore
+import { BeatsOverview } from '../../../components/beats/overview';
+import { BreadcrumbContainer } from '../../hooks/use_breadcrumbs';
+
+export const BeatsOverviewPage: React.FC<ComponentProps> = ({ clusters }) => {
+  const globalState = useContext(GlobalStateContext);
+  const { zoomInfo, onBrush } = useCharts();
+  const { services } = useKibana<{ data: any }>();
+  const clusterUuid = globalState.cluster_uuid;
+  const ccs = globalState.ccs;
+  const { generate: generateBreadcrumbs } = useContext(BreadcrumbContainer.Context);
+  const cluster = find(clusters, {
+    cluster_uuid: clusterUuid,
+  }) as any;
+
+  const [data, setData] = useState(null);
+
+  const title = i18n.translate('xpack.monitoring.beats.overview.routeTitle', {
+    defaultMessage: 'Beats - Overview',
+  });
+
+  const pageTitle = i18n.translate('xpack.monitoring.beats.overview.pageTitle', {
+    defaultMessage: 'Beats overview',
+  });
+
+  useEffect(() => {
+    if (cluster) {
+      generateBreadcrumbs(cluster.cluster_name, {
+        inBeats: true,
+      });
+    }
+  }, [cluster, generateBreadcrumbs]);
+
+  const getPageData = useCallback(async () => {
+    const bounds = services.data?.query.timefilter.timefilter.getBounds();
+    const url = `../api/monitoring/v1/clusters/${clusterUuid}/beats`;
+
+    const response = await services.http?.fetch(url, {
+      method: 'POST',
+      body: JSON.stringify({
+        ccs,
+        timeRange: {
+          min: bounds.min.toISOString(),
+          max: bounds.max.toISOString(),
+        },
+      }),
+    });
+
+    setData(response);
+  }, [ccs, clusterUuid, services.data?.query.timefilter.timefilter, services.http]);
+
+  const renderOverview = (overviewData: any) => {
+    if (overviewData === null) {
+      return null;
+    }
+    return <BeatsOverview {...overviewData} onBrush={onBrush} zoomInfo={zoomInfo} />;
+  };
+
+  return (
+    <BeatsTemplate
+      title={title}
+      pageTitle={pageTitle}
+      getPageData={getPageData}
+      data-test-subj="beatsOverviewPage"
+      cluster={cluster}
+    >
+      <div data-test-subj="beatsOverviewPage">{renderOverview(data)}</div>
+    </BeatsTemplate>
+  );
+};