/*
 * Copyright 2020 Spotify AB
 *
 * Licensed 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 { errorApiRef, useApi } from '@backstage/core';
import { useAsyncRetry } from 'react-use';
import { kafkaApiRef } from '../../api/types';
import { useConsumerGroupsForEntity } from './useConsumerGroupsForEntity';

export const useConsumerGroupsOffsetsForEntity = () => {
  const consumerGroup = useConsumerGroupsForEntity();
  const api = useApi(kafkaApiRef);
  const errorApi = useApi(errorApiRef);

  const { loading, value: topics, retry } = useAsyncRetry(async () => {
    try {
      const response = await api.getConsumerGroupOffsets(consumerGroup);
      return response.offsets;
    } catch (e) {
      errorApi.post(e);
      throw e;
    }
  }, [api, errorApi, consumerGroup]);

  return [
    {
      loading,
      consumerGroup,
      topics,
    },
    {
      retry,
    },
  ] as const;
};
