From 7f2dbe51a0e470c48c6ab80a8192e40c9da54b9e Mon Sep 17 00:00:00 2001
From: Nathan Reese <reese.nathan@gmail.com>
Date: Wed, 24 Nov 2021 07:37:46 -0700
Subject: [PATCH] [Maps] fix creating filter from array fields (#119548)

* [Maps] fix creating filter from array fields

* eslint

* remove unneeded cast
---
 .../tooltips/es_tooltip_property.test.ts      | 34 +++++++++++++++++++
 .../classes/tooltips/es_tooltip_property.ts   |  9 +++--
 2 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.test.ts b/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.test.ts
index 8ee9d30ecbf89..e2d93a6937675 100644
--- a/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.test.ts
+++ b/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.test.ts
@@ -108,6 +108,40 @@ describe('getESFilters', () => {
     ]);
   });
 
+  test('Should return phrase filters when field value is an array', async () => {
+    const esTooltipProperty = new ESTooltipProperty(
+      new TooltipProperty(featurePropertyField.getName(), await featurePropertyField.getLabel(), [
+        'my value',
+        'my other value',
+      ]),
+      indexPattern,
+      featurePropertyField,
+      APPLY_GLOBAL_QUERY
+    );
+    expect(await esTooltipProperty.getESFilters()).toEqual([
+      {
+        meta: {
+          index: 'indexPatternId',
+        },
+        query: {
+          match_phrase: {
+            ['machine.os']: 'my value',
+          },
+        },
+      },
+      {
+        meta: {
+          index: 'indexPatternId',
+        },
+        query: {
+          match_phrase: {
+            ['machine.os']: 'my other value',
+          },
+        },
+      },
+    ]);
+  });
+
   test('Should return NOT exists filter for null values', async () => {
     const esTooltipProperty = new ESTooltipProperty(
       new TooltipProperty(
diff --git a/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.ts b/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.ts
index 8b08d3a195a34..1b677b196c997 100644
--- a/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.ts
+++ b/x-pack/plugins/maps/public/classes/tooltips/es_tooltip_property.ts
@@ -96,13 +96,16 @@ export class ESTooltipProperty implements ITooltipProperty {
       return [];
     }
 
-    const value = this.getRawValue();
-    if (value == null) {
+    const rawValue = this.getRawValue();
+    if (rawValue == null) {
       const existsFilter = esFilters.buildExistsFilter(indexPatternField, this._indexPattern);
       existsFilter.meta.negate = true;
       return [existsFilter];
     } else {
-      return [esFilters.buildPhraseFilter(indexPatternField, value as string, this._indexPattern)];
+      const values = Array.isArray(rawValue) ? (rawValue as string[]) : [rawValue as string];
+      return values.map((value) => {
+        return esFilters.buildPhraseFilter(indexPatternField, value, this._indexPattern);
+      });
     }
   }
 }