/*
 * 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 React from 'react';
import { EuiButtonEmpty, EuiFlexGroup, EuiFlexItem, EuiText } from '@elastic/eui';
import { FormattedMessage, I18nProvider } from '@osd/i18n/react';
import { i18n } from '@osd/i18n';
import { formatNumWithCommas } from '../../helpers';

export interface HitsCounterProps {
  /**
   * the number of query hits
   */
  hits: number;
  /**
   * displays the reset button
   */
  showResetButton: boolean;
  /**
   * resets the query
   */
  onResetQuery: () => void;
}

export function HitsCounter({ hits, showResetButton, onResetQuery }: HitsCounterProps) {
  return (
    <I18nProvider>
      <EuiFlexGroup
        gutterSize="s"
        className="dscResultCount"
        responsive={false}
        justifyContent="center"
        alignItems="center"
      >
        <EuiFlexItem grow={false}>
          <EuiText>
            <strong data-test-subj="discoverQueryHits">{formatNumWithCommas(hits)}</strong>{' '}
            <FormattedMessage
              id="discover.hitsPluralTitle"
              defaultMessage="{hits, plural, one {hit} other {hits}}"
              values={{
                hits,
              }}
            />
          </EuiText>
        </EuiFlexItem>
        {showResetButton && (
          <EuiFlexItem grow={false}>
            <EuiButtonEmpty
              iconType="refresh"
              data-test-subj="resetSavedSearch"
              onClick={onResetQuery}
              size="s"
              aria-label={i18n.translate('discover.reloadSavedSearchButton', {
                defaultMessage: 'Reset search',
              })}
            >
              <FormattedMessage
                id="discover.reloadSavedSearchButton"
                defaultMessage="Reset search"
              />
            </EuiButtonEmpty>
          </EuiFlexItem>
        )}
      </EuiFlexGroup>
    </I18nProvider>
  );
}
