Initial work on uptime homepage API

Resolves elastic#69716
andrewvc · Jun 26, 2020 · deab3de · deab3de
1 parent 5c8df21
commit deab3de
Showing 1 changed file with 49 additions and 0 deletions.
diff --git a/x-pack/plugins/uptime/public/apps/plugin.ts b/x-pack/plugins/uptime/public/apps/plugin.ts
@@ -27,10 +27,14 @@ import {
 } from '../../../../../src/plugins/data/public';
 import { alertTypeInitializers } from '../lib/alert_types';
 import { kibanaService } from '../state/kibana_service';
+import { UptimeFetchDataResponse } from 'x-pack/plugins/observability/public/typings/fetch_data_response';
+import { fetchSnapshotCount, fetchIndexStatus, fetchPingHistogram } from '../state/api';
+import { ObservabilityPluginSetup } from 'x-pack/plugins/observability/public';
 
 export interface ClientPluginsSetup {
   data: DataPublicPluginSetup;
   home: HomePublicPluginSetup;
+  observability: ObservabilityPluginSetup;
   triggers_actions_ui: TriggersAndActionsUIPublicPluginSetup;
 }
 
@@ -63,6 +67,51 @@ export class UptimePlugin
       });
     }
 
+    // This doesn't actually work
+    plugins.observability.dashboard.register({
+      appName: 'uptime',
+      hasData: async () => {
+        const status = await fetchIndexStatus();
+        return status.docCount > 0;
+      },
+      fetchData: async ({startTime, endTime, bucketSize}) => {
+        const snapshot = await fetchSnapshotCount({dateRangeStart: startTime, dateRangeEnd: endTime});
+        const pings = await fetchPingHistogram({dateStart: startTime, dateEnd: endTime});
+        const response: UptimeFetchDataResponse = {
+          title: 'Uptime',
+          appLink: "/app/uptime#/", // Todo is there some sort of helper that handles subpaths?
+          stats: {
+            monitors: {
+              type: 'number',
+              label: 'Monitors',
+              value: snapshot.total,
+            },
+            up: {
+              type: 'number',
+              label: 'Up',
+              value: snapshot.up,
+            },
+            down: {
+              type: 'number',
+              label: 'Down',
+              value: snapshot.down
+            }
+          },
+          series: {
+            up: {
+              label: 'Up',
+              coordinates: pings.histogram.map(p => { return {x: p.x!, y: p.upCount || 0}})
+            },
+            down: {
+              label: 'Down',
+              coordinates: pings.histogram.map(p => { return {x: p.x!, y: p.downCount || 0}})
+            }
+          }
+        };
+        return response;
+      },
+    });
+
     core.application.register({
       appRoute: '/app/uptime#/',
       id: PLUGIN.ID,