[Maps] create NOT EXISTS filter for tooltip property with no value

x-pack/plugins/maps/public/layers/tooltips/es_tooltip_property.test.ts

@@ -0,0 +1,105 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import { IFieldType, IndexPattern } from '../../../../../../src/plugins/data/public';
+import { ESTooltipProperty } from './es_tooltip_property';
+import { TooltipProperty } from './tooltip_property';
+import { AbstractField, IField } from '../fields/field';
+import { FIELD_ORIGIN } from '../../../common/constants';
+
+class MockField extends AbstractField implements IField {}
+
+const indexPatternField = {
+  name: 'machine.os',
+  type: 'string',
+  esTypes: ['text'],
+  count: 0,
+  scripted: false,
+  searchable: true,
+  aggregatable: true,
+  readFromDocValues: false,
+} as IFieldType;
+
+const featurePropertyField = new MockField({
+  fieldName: 'machine.os',
+  origin: FIELD_ORIGIN.SOURCE,
+});
+
+const indexPattern = {
+  id: 'indexPatternId',
+  fields: {
+    getByName: (name: string): IFieldType | null => {
+      return name === 'machine.os' ? indexPatternField : null;
+    },
+  },
+  title: 'my index pattern',
+} as IndexPattern;
+
+describe('getESFilters', () => {
+  test('Should return empty array when field does not exist in index pattern', async () => {
+    const notFoundFeaturePropertyField = new MockField({
+      fieldName: 'field name that is not in index pattern',
+      origin: FIELD_ORIGIN.SOURCE,
+    });
+    const esTooltipProperty = new ESTooltipProperty(
+      new TooltipProperty(
+        notFoundFeaturePropertyField.getName(),
+        await notFoundFeaturePropertyField.getLabel(),
+        'my value'
+      ),
+      indexPattern,
+      notFoundFeaturePropertyField
+    );
+    expect(await esTooltipProperty.getESFilters()).toEqual([]);
+  });
+
+  test('Should return phrase filter when field value is provided', async () => {
+    const esTooltipProperty = new ESTooltipProperty(
+      new TooltipProperty(
+        featurePropertyField.getName(),
+        await featurePropertyField.getLabel(),
+        'my value'
+      ),
+      indexPattern,
+      featurePropertyField
+    );
+    expect(await esTooltipProperty.getESFilters()).toEqual([
+      {
+        meta: {
+          index: 'indexPatternId',
+        },
+        query: {
+          match_phrase: {
+            ['machine.os']: 'my value',
+          },
+        },
+      },
+    ]);
+  });
+
+  test('Should return NOT exists filter for null values', async () => {
+    const esTooltipProperty = new ESTooltipProperty(
+      new TooltipProperty(
+        featurePropertyField.getName(),
+        await featurePropertyField.getLabel(),
+        undefined
+      ),
+      indexPattern,
+      featurePropertyField
+    );
+    expect(await esTooltipProperty.getESFilters()).toEqual([
+      {
+        meta: {
+          index: 'indexPatternId',
+          negate: true,
+        },
+        exists: {
+          field: 'machine.os',
+        },
+      },
+    ]);
+  });
+});

x-pack/plugins/maps/public/layers/tooltips/es_tooltip_property.ts

@@ -7,8 +7,12 @@
 import _ from 'lodash';
 import { ITooltipProperty } from './tooltip_property';
 import { IField } from '../fields/field';
-import { esFilters, IFieldType, IndexPattern } from '../../../../../../src/plugins/data/public';
-import { PhraseFilter } from '../../../../../../src/plugins/data/public';
+import {
+  esFilters,
+  Filter,
+  IFieldType,
+  IndexPattern,
+} from '../../../../../../src/plugins/data/public';
 
 export class ESTooltipProperty implements ITooltipProperty {
   private readonly _tooltipProperty: ITooltipProperty;
@@ -64,12 +68,19 @@ export class ESTooltipProperty implements ITooltipProperty {
     );
   }
 
-  async getESFilters(): Promise<PhraseFilter[]> {
+  async getESFilters(): Promise<Filter[]> {
     const indexPatternField = this._getIndexPatternField();
     if (!indexPatternField) {
       return [];
     }
 
-    return [esFilters.buildPhraseFilter(indexPatternField, this.getRawValue(), this._indexPattern)];
+    const value = this.getRawValue();
+    if (value == null) {
+      const existsFilter = esFilters.buildExistsFilter(indexPatternField, this._indexPattern);
+      existsFilter.meta.negate = true;
+      return [existsFilter];
+    } else {
+      return [esFilters.buildPhraseFilter(indexPatternField, value, this._indexPattern)];
+    }
   }
 }

x-pack/plugins/maps/public/layers/tooltips/join_tooltip_property.ts

@@ -6,7 +6,7 @@
 
 import { ITooltipProperty } from './tooltip_property';
 import { IJoin } from '../joins/join';
-import { PhraseFilter } from '../../../../../../src/plugins/data/public';
+import { Filter } from '../../../../../../src/plugins/data/public';
 
 export class JoinTooltipProperty implements ITooltipProperty {
   private readonly _tooltipProperty: ITooltipProperty;
@@ -37,7 +37,7 @@ export class JoinTooltipProperty implements ITooltipProperty {
     return this._tooltipProperty.getHtmlDisplayValue();
   }
 
-  async getESFilters(): Promise<PhraseFilter[]> {
+  async getESFilters(): Promise<Filter[]> {
     const esFilters = [];
     if (this._tooltipProperty.isFilterable()) {
       esFilters.push(...(await this._tooltipProperty.getESFilters()));

x-pack/plugins/maps/public/layers/tooltips/tooltip_property.ts

@@ -5,7 +5,7 @@
  */
 
 import _ from 'lodash';
-import { PhraseFilter } from '../../../../../../src/plugins/data/public';
+import { Filter } from '../../../../../../src/plugins/data/public';
 import { TooltipFeature } from '../../../../../plugins/maps/common/descriptor_types';
 
 export interface ITooltipProperty {
@@ -14,7 +14,7 @@ export interface ITooltipProperty {
   getHtmlDisplayValue(): string;
   getRawValue(): string | undefined;
   isFilterable(): boolean;
-  getESFilters(): Promise<PhraseFilter[]>;
+  getESFilters(): Promise<Filter[]>;
 }
 
 export interface LoadFeatureProps {
@@ -70,7 +70,7 @@ export class TooltipProperty implements ITooltipProperty {
     return false;
   }
 
-  async getESFilters(): Promise<PhraseFilter[]> {
+  async getESFilters(): Promise<Filter[]> {
     return [];
   }
 }