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 offsetTime from '../../offset_time';
  import getIntervalAndTimefield from '../../get_interval_and_timefield';
  export default function query(req, panel, series) {
    return next => doc => {
      const { timeField } = getIntervalAndTimefield(panel, series);
      const { from, to } = offsetTime(req, series.offset_time);
  
      doc.size = 0;
      doc.query = {
        bool: {
          must: []
        }
      };
  
      const timerange = {
        range: {
          [timeField]: {
            gte: from.valueOf(),
            lte: to.valueOf(),
            format: 'epoch_millis',
          }
        }
      };
      doc.query.bool.must.push(timerange);
  
      const globalFilters = req.payload.filters;
      if (globalFilters && !panel.ignore_global_filter) {
        doc.query.bool.must = doc.query.bool.must.concat(globalFilters);
      }
  
      if (panel.filter) {
        doc.query.bool.must.push({
          query_string: {
            query: panel.filter,
            analyze_wildcard: true
          }
        });
      }
  
      if (series.filter) {
        doc.query.bool.must.push({
          query_string: {
            query: series.filter,
            analyze_wildcard: true
          }
        });
      }
  
      return next(doc);
  
    };
  }
  