energylink/public/app/plugins/datasource/elasticsearch/module.ts

import { DataSourcePlugin } from '@grafana/ui';
import { ElasticDatasource } from './datasource';
import { ElasticQueryCtrl } from './query_ctrl';
import { ElasticConfigCtrl } from './config_ctrl';
import ElasticsearchQueryField from './components/ElasticsearchQueryField';

class ElasticAnnotationsQueryCtrl {
  static templateUrl = 'partials/annotations.editor.html';
}

export const plugin = new DataSourcePlugin(ElasticDatasource)
  .setQueryCtrl(ElasticQueryCtrl)
  .setConfigCtrl(ElasticConfigCtrl)
  .setExploreLogsQueryField(ElasticsearchQueryField)
  .setAnnotationQueryCtrl(ElasticAnnotationsQueryCtrl);