[Security Solution][Data Quality Dashboard] fix pattern state reset o…

…n ilm phase filter change

addresses #196523

x-pack/packages/security-solution/ecs_data_quality_dashboard/impl/data_quality_panel/hooks/use_results_rollup/hooks/use_stored_pattern_results/index.tsx

@@ -0,0 +1,56 @@
+/*
+ * 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 { useEffect, useState } from 'react';
+import { IToasts } from '@kbn/core-notifications-browser';
+import { HttpHandler } from '@kbn/core-http-browser';
+import { isEmpty } from 'lodash/fp';
+
+import { DataQualityCheckResult } from '../../../../types';
+import { formatResultFromStorage, getStorageResults } from '../../utils/storage';
+
+export const useStoredPatternResults = (
+  patterns: string[],
+  toasts: IToasts,
+  httpFetch: HttpHandler
+) => {
+  const [storedPatternResults, setStoredPatternResults] = useState<
+    Array<{ pattern: string; results: Record<string, DataQualityCheckResult> }>
+  >([]);
+
+  useEffect(() => {
+    if (isEmpty(patterns)) {
+      return;
+    }
+
+    let ignore = false;
+    const abortController = new AbortController();
+    const fetchStoredPatternResults = async () => {
+      const requests = patterns.map((pattern) =>
+        getStorageResults({ pattern, httpFetch, abortController, toasts }).then((results = []) => ({
+          pattern,
+          results: Object.fromEntries(
+            results.map((storageResult) => [
+              storageResult.indexName,
+              formatResultFromStorage({ storageResult, pattern }),
+            ])
+          ),
+        }))
+      );
+      const patternResults = await Promise.all(requests);
+      if (patternResults?.length && !ignore) {
+        setStoredPatternResults(patternResults);
+      }
+    };
+
+    fetchStoredPatternResults();
+    return () => {
+      ignore = true;
+    };
+  }, [httpFetch, patterns, toasts]);
+
+  return storedPatternResults;
+};