Keep the appState filters on refreshing page (#6950)

fix(modules): keep the appState filters on refreshing page

plugins/main/public/components/overview/overview.tsx

@@ -26,6 +26,8 @@ import {
 } from '../../services/resolves';
 import { useRouterSearch } from '../common/hooks';
 import NavigationService from '../../react-services/navigation-service';
+import { cloneDeep } from 'lodash';
+import { migrateLegacyQuery } from '../../utils/migrate_legacy_query';
 
 export const Overview: React.FC = withRouteResolvers({
   enableMenu,
@@ -56,7 +58,7 @@ export const Overview: React.FC = withRouteResolvers({
 
     const appStateFromUrl = osdUrlStateStorage.get('_a') as AppState;
     let initialAppState = {
-      ...data.query.queryString.getDefaultQuery(),
+      query: migrateLegacyQuery(data.query.queryString.getDefaultQuery()),
       ...appStateFromUrl,
     };
     const appStateContainer = createStateContainer<AppState>(initialAppState);
@@ -80,6 +82,15 @@ export const Overview: React.FC = withRouteResolvers({
       stateStorage: osdUrlStateStorage,
     });
 
+    // sync initial app filters from state to filterManager
+    // https://github.com/opensearch-project/OpenSearch-Dashboards/blob/2.13.0/src/plugins/dashboard/public/application/utils/use/use_dashboard_app_state.tsx#L84-L86
+    data.query.filterManager.setAppFilters(
+      cloneDeep(appStateContainer.getState().filters),
+    );
+    data.query.queryString.setQuery(
+      migrateLegacyQuery(appStateContainer.getState().query),
+    );
+
     const stopSyncingQueryAppStateWithStateContainer = connectToQueryState(
       data.query,
       appStateContainer,

plugins/main/public/utils/migrate_legacy_query.ts

@@ -0,0 +1,50 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ *
+ * Any modifications Copyright OpenSearch Contributors. See
+ * GitHub history for details.
+ */
+
+/*
+ * 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 { has } from 'lodash';
+import { Query } from 'src/plugins/data/public';
+
+/**
+ * Creates a standardized query object from old queries that were either strings or pure OpenSearch query DSL
+ *
+ * @param query - a legacy query, what used to be stored in SearchSource's query property
+ * @return Object
+ */
+
+export function migrateLegacyQuery(
+  query: Query | { [key: string]: any } | string,
+): Query {
+  // Lucene was the only option before, so language-less queries are all lucene
+  if (!has(query, 'language')) {
+    return { query, language: 'lucene' };
+  }
+
+  return query as Query;
+}