text: /*
   * 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 { getRelativeOptions } from '../../../../../../ui/public/timepicker/relative_options'
  import _ from 'lodash'
  import moment from 'moment'
  import { i18n } from '@kbn/i18n'
  
  const unitLookup = {
    s: i18n.translate('tsvb.axisLabelOptions.secondsLabel', { defaultMessage: 'seconds' }),
    m: i18n.translate('tsvb.axisLabelOptions.minutesLabel', { defaultMessage: 'minutes' }),
    h: i18n.translate('tsvb.axisLabelOptions.hoursLabel', { defaultMessage: 'hours' }),
    d: i18n.translate('tsvb.axisLabelOptions.daysLabel', { defaultMessage: 'days' }),
    w: i18n.translate('tsvb.axisLabelOptions.weeksLabel', { defaultMessage: 'weeks' }),
    M: i18n.translate('tsvb.axisLabelOptions.monthsLabel', { defaultMessage: 'months' }),
    y: i18n.translate('tsvb.axisLabelOptions.yearsLabel', { defaultMessage: 'years' })
  };
  export function getAxisLabelString(interval) {
    const units = _.pluck(
      _.clone(getRelativeOptions()).reverse(),
      'value',
    ).filter(s => /^[smhdwMy]$/.test(s))
    const duration = moment.duration(interval, 'ms')
    for (let i = 0; i < units.length; i++) {
      const as = duration.as(units[i]);
      if (Math.abs(as) > 1) {
        const unitValue = Math.round(Math.abs(as));
        const unitString = unitLookup[units[i]];
        return i18n.translate('tsvb.axisLabelOptions.axisLabel',
          { defaultMessage: 'per {unitValue} {unitString}', values: { unitValue, unitString } });
      }
    }
  }
  