[Dashboard] Adds dashboard collector for byValue panels (#85867)

* Adds dashboard collector for byValue panels

* Fix telemetry schema

* Remove unused import

src/plugins/dashboard/server/plugin.ts

@@ -30,9 +30,12 @@ import { capabilitiesProvider } from './capabilities_provider';
 
 import { DashboardPluginSetup, DashboardPluginStart } from './types';
 import { EmbeddableSetup } from '../../embeddable/server';
+import { UsageCollectionSetup } from '../../usage_collection/server';
+import { registerDashboardUsageCollector } from './usage/register_collector';
 
 interface SetupDeps {
   embeddable: EmbeddableSetup;
+  usageCollection: UsageCollectionSetup;
 }
 
 export class DashboardPlugin
@@ -55,6 +58,7 @@ export class DashboardPlugin
     );
     core.capabilities.registerProvider(capabilitiesProvider);
 
+    registerDashboardUsageCollector(plugins.usageCollection, plugins.embeddable);
     return {};
   }
 

src/plugins/dashboard/server/usage/dashboard_telemetry.test.ts

@@ -0,0 +1,177 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { SavedDashboardPanel730ToLatest } from '../../common';
+import {
+  collectDashboardInfo,
+  getEmptyTelemetryData,
+  collectByValueVisualizationInfo,
+  collectByValueLensInfo,
+} from './dashboard_telemetry';
+
+const visualizationType1ByValue = ({
+  embeddableConfig: {
+    savedVis: {
+      type: 'type1',
+    },
+  },
+  type: 'visualization',
+} as unknown) as SavedDashboardPanel730ToLatest;
+
+const visualizationType2ByValue = ({
+  embeddableConfig: {
+    savedVis: {
+      type: 'type2',
+    },
+  },
+  type: 'visualization',
+} as unknown) as SavedDashboardPanel730ToLatest;
+const visualizationType2ByReference = {
+  ...visualizationType2ByValue,
+  id: '11111',
+};
+
+const lensTypeAByValue = ({
+  type: 'lens',
+  embeddableConfig: {
+    attributes: {
+      visualizationType: 'a',
+    },
+  },
+} as unknown) as SavedDashboardPanel730ToLatest;
+const lensTypeAByReference = {
+  ...lensTypeAByValue,
+  id: '22222',
+};
+
+const lensXYSeriesA = ({
+  type: 'lens',
+  embeddableConfig: {
+    attributes: {
+      visualizationType: 'lnsXY',
+      state: {
+        visualization: {
+          preferredSeriesType: 'seriesA',
+        },
+      },
+    },
+  },
+} as unknown) as SavedDashboardPanel730ToLatest;
+
+const lensXYSeriesB = ({
+  type: 'lens',
+  embeddableConfig: {
+    attributes: {
+      visualizationType: 'lnsXY',
+      state: {
+        visualization: {
+          preferredSeriesType: 'seriesB',
+        },
+      },
+    },
+  },
+} as unknown) as SavedDashboardPanel730ToLatest;
+
+describe('dashboard telemetry', () => {
+  it('collects information about dashboard panels', () => {
+    const panels = [
+      visualizationType1ByValue,
+      visualizationType2ByValue,
+      visualizationType2ByReference,
+    ];
+    const collectorData = getEmptyTelemetryData();
+
+    collectDashboardInfo(panels, collectorData);
+
+    expect(collectorData.panels).toBe(panels.length);
+    expect(collectorData.panelsByValue).toBe(2);
+  });
+
+  describe('visualizations', () => {
+    it('collects information about by value visualizations', () => {
+      const panels = [
+        visualizationType1ByValue,
+        visualizationType1ByValue,
+        visualizationType2ByValue,
+        visualizationType2ByReference,
+      ];
+
+      const collectorData = getEmptyTelemetryData();
+
+      collectByValueVisualizationInfo(panels, collectorData);
+
+      expect(collectorData.visualizationByValue.type1).toBe(2);
+      expect(collectorData.visualizationByValue.type2).toBe(1);
+    });
+
+    it('handles misshapen visualization panels without errors', () => {
+      const badVisualizationPanel = ({
+        embeddableConfig: {},
+        type: 'visualization',
+      } as unknown) as SavedDashboardPanel730ToLatest;
+
+      const panels = [badVisualizationPanel, visualizationType1ByValue];
+
+      const collectorData = getEmptyTelemetryData();
+
+      collectByValueVisualizationInfo(panels, collectorData);
+
+      expect(Object.keys(collectorData.visualizationByValue)).toHaveLength(1);
+    });
+  });
+
+  describe('lens', () => {
+    it('collects information about by value lens', () => {
+      const panels = [
+        lensTypeAByValue,
+        lensTypeAByValue,
+        lensTypeAByValue,
+        lensTypeAByReference,
+        lensXYSeriesA,
+        lensXYSeriesA,
+        lensXYSeriesB,
+      ];
+
+      const collectorData = getEmptyTelemetryData();
+
+      collectByValueLensInfo(panels, collectorData);
+
+      expect(collectorData.lensByValue.a).toBe(3);
+      expect(collectorData.lensByValue.seriesA).toBe(2);
+      expect(collectorData.lensByValue.seriesB).toBe(1);
+    });
+
+    it('handles misshapen lens panels', () => {
+      const badPanel = ({
+        type: 'lens',
+        embeddableConfig: {
+          oops: 'no visualization type',
+        },
+      } as unknown) as SavedDashboardPanel730ToLatest;
+
+      const panels = [badPanel, lensTypeAByValue];
+
+      const collectorData = getEmptyTelemetryData();
+
+      collectByValueLensInfo(panels, collectorData);
+
+      expect(collectorData.lensByValue.a).toBe(1);
+    });
+  });
+});

src/plugins/dashboard/server/usage/dashboard_telemetry.ts

@@ -0,0 +1,151 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { ISavedObjectsRepository, SavedObjectAttributes } from 'src/core/server';
+import { EmbeddablePersistableStateService } from 'src/plugins/embeddable/common';
+import { SavedDashboardPanel730ToLatest } from '../../common';
+import { injectReferences } from '../../common/saved_dashboard_references';
+
+interface VisualizationPanel extends SavedDashboardPanel730ToLatest {
+  embeddableConfig: {
+    savedVis?: {
+      type?: string;
+    };
+  };
+}
+
+interface LensPanel extends SavedDashboardPanel730ToLatest {
+  embeddableConfig: {
+    attributes?: {
+      visualizationType?: string;
+      state?: {
+        visualization?: {
+          preferredSeriesType?: string;
+        };
+      };
+    };
+  };
+}
+
+export interface DashboardCollectorData {
+  panels: number;
+  panelsByValue: number;
+  lensByValue: {
+    [key: string]: number;
+  };
+  visualizationByValue: {
+    [key: string]: number;
+  };
+}
+
+export const getEmptyTelemetryData = (): DashboardCollectorData => ({
+  panels: 0,
+  panelsByValue: 0,
+  lensByValue: {},
+  visualizationByValue: {},
+});
+
+type DashboardCollectorFunction = (
+  panels: SavedDashboardPanel730ToLatest[],
+  collectorData: DashboardCollectorData
+) => void;
+
+export const collectDashboardInfo: DashboardCollectorFunction = (panels, collectorData) => {
+  collectorData.panels += panels.length;
+  collectorData.panelsByValue += panels.filter((panel) => panel.id === undefined).length;
+};
+
+export const collectByValueVisualizationInfo: DashboardCollectorFunction = (
+  panels,
+  collectorData
+) => {
+  const byValueVisualizations = panels.filter(
+    (panel) => panel.id === undefined && panel.type === 'visualization'
+  );
+
+  for (const panel of byValueVisualizations) {
+    const visPanel = panel as VisualizationPanel;
+
+    if (
+      visPanel.embeddableConfig.savedVis !== undefined &&
+      visPanel.embeddableConfig.savedVis.type !== undefined
+    ) {
+      const type = visPanel.embeddableConfig.savedVis.type;
+
+      if (!collectorData.visualizationByValue[type]) {
+        collectorData.visualizationByValue[type] = 0;
+      }
+
+      collectorData.visualizationByValue[type] = collectorData.visualizationByValue[type] + 1;
+    }
+  }
+};
+
+export const collectByValueLensInfo: DashboardCollectorFunction = (panels, collectorData) => {
+  const byValueLens = panels.filter((panel) => panel.id === undefined && panel.type === 'lens');
+
+  for (const panel of byValueLens) {
+    const lensPanel = panel as LensPanel;
+
+    if (lensPanel.embeddableConfig.attributes?.visualizationType !== undefined) {
+      let type = lensPanel.embeddableConfig.attributes.visualizationType;
+
+      if (type === 'lnsXY') {
+        type =
+          lensPanel.embeddableConfig.attributes.state?.visualization?.preferredSeriesType || type;
+      }
+
+      if (!collectorData.lensByValue[type]) {
+        collectorData.lensByValue[type] = 0;
+      }
+
+      collectorData.lensByValue[type] = collectorData.lensByValue[type] + 1;
+    }
+  }
+};
+
+export const collectForPanels: DashboardCollectorFunction = (panels, collectorData) => {
+  collectDashboardInfo(panels, collectorData);
+  collectByValueVisualizationInfo(panels, collectorData);
+  collectByValueLensInfo(panels, collectorData);
+};
+
+export async function collectDashboardTelemetry(
+  savedObjectClient: Pick<ISavedObjectsRepository, 'find'>,
+  embeddableService: EmbeddablePersistableStateService
+) {
+  const collectorData = getEmptyTelemetryData();
+  const dashboards = await savedObjectClient.find<SavedObjectAttributes>({
+    type: 'dashboard',
+  });
+
+  for (const dashboard of dashboards.saved_objects) {
+    const attributes = injectReferences(dashboard, {
+      embeddablePersistableStateService: embeddableService,
+    });
+
+    const panels = (JSON.parse(
+      attributes.panelsJSON as string
+    ) as unknown) as SavedDashboardPanel730ToLatest[];
+
+    collectForPanels(panels, collectorData);
+  }
+
+  return collectorData;
+}