superset-frontend/src/dashboard/util/charts/useChartIds.ts
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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 { useSelector } from 'react-redux';
import { isEqual } from 'lodash';
import { createSelector } from '@reduxjs/toolkit';
import { RootState } from 'src/dashboard/types';
import { useMemoCompare } from 'src/hooks/useMemoCompare';
const chartIdsSelector = createSelector(
(state: RootState) => state.charts,
charts => Object.values(charts).map(chart => chart.id),
);
export const useChartIds = () => {
const chartIds = useSelector<RootState, number[]>(chartIdsSelector);
return useMemoCompare(
chartIds,
(prev, next) => prev === next || isEqual(prev, next),
);
};