Don't send index metadata, revamp Elastic querybuilder

src/QueryBuilder/elastic.ts

@@ -1,84 +1,67 @@
 import {
+  BucketAggregation,
+  ElasticsearchQuery,
+  MetricAggregation,
   TermsQuery,
 } from '../types';
 
-export class ElasticQueryBuilder {
-  timeField: string;
 
-  constructor(options: { timeField: string }) {
-    this.timeField = options.timeField;
-  }
-
-  getRangeFilter() {
-    const filter: any = {};
-    filter[this.timeField] = {
-      gte: '$timeFrom',
-      lte: '$timeTo',
-      // FIXME when Quickwit supports format.
-      // format: 'epoch_millis',
-    };
-
-    return filter;
-  }
-
-  getTermsQuery(queryDef: TermsQuery) {
-    const query: any = {
-      size: 0,
-      query: {
-        bool: {
-          filter: [{ range: this.getRangeFilter() }],
-        },
-      },
-    };
-
-    if (queryDef.query) {
-      query.query.bool.filter.push({
-        query_string: {
-          // FIXME when Quickwit supports analyze_wildcard.
-          // analyze_wildcard: true,
-          query: queryDef.query,
-        },
-      });
-    }
+type OrderByType =  '_key' | '_term' | '_count'
 
-    let size = 500;
-    if (queryDef.size) {
-      size = queryDef.size;
+function getTermsAgg(
+  fieldName: string,
+  size: number,
+  orderBy: OrderByType = "_key",
+  order: 'asc'|'desc' = 'asc'
+  ): BucketAggregation {
+  return {
+    type: 'terms',
+    id: "",
+    field: fieldName,
+    settings:{
+      size: size.toString(),
+      order: order,
+      orderBy: orderBy,
     }
+  }
+}
 
-    query.aggs = {
-      '1': {
-        terms: {
-          field: queryDef.field,
-          size: size,
-          order: {},
-        },
-      },
-    };
+export function getDataQuery(queryDef: TermsQuery, refId: string): ElasticsearchQuery {
+  const metrics: MetricAggregation[] = [
+    {id:"count1", type:'count'}
+  ];
 
-    // Default behaviour is to order results by { _key: asc }
-    // queryDef.order allows selection of asc/desc
-    // queryDef.orderBy allows selection of doc_count ordering (defaults desc)
+  // Default behaviour is to order results by { _key: asc }
+  // queryDef.order allows selection of asc/desc
+  // queryDef.orderBy allows selection of doc_count ordering (defaults desc)
 
-    const { orderBy = 'key', order = orderBy === 'doc_count' ? 'desc' : 'asc' } = queryDef;
+  let orderBy: OrderByType;
+  switch (queryDef.orderBy || 'key') {
+    case 'key':
+    case 'term':
+      orderBy = '_key'
+      break;
+    case 'doc_count':
+      orderBy = '_count'
+      break;
+    default:
+      throw { message: `Invalid query sort type ${queryDef.orderBy}` };
+  }
 
-    if (['asc', 'desc'].indexOf(order) < 0) {
-      throw { message: `Invalid query sort order ${order}` };
-    }
+  const {order = orderBy === '_count' ? 'desc' : 'asc' } = queryDef;
+  if (['asc', 'desc'].indexOf(order) < 0) {
+    throw { message: `Invalid query sort order ${order}` };
+  }
 
-    switch (orderBy) {
-      case 'key':
-      case 'term':
-        const keyname = '_key';
-        query.aggs['1'].terms.order[keyname] = order;
-        break;
-      case 'doc_count':
-        query.aggs['1'].terms.order['_count'] = order;
-        break;
-      default:
-        throw { message: `Invalid query sort type ${orderBy}` };
-    }
+  const bucketAggs: BucketAggregation[] = [];
+  if (queryDef.field) {
+    bucketAggs.push(getTermsAgg(queryDef.field, 500, orderBy, order))
+  }
 
-    return query;
+  return {
+    refId,
+    metrics,
+    bucketAggs,
+    query: queryDef.query,
   }
 }

src/components/QueryEditor/BucketAggregationsEditor/state/reducer.ts

@@ -17,7 +17,7 @@ import {
 } from './actions';
 
 export const createReducer =
-  (defaultTimeField: string) =>
+  (defaultTimeField = "") =>
   (state: ElasticsearchQuery['bucketAggs'], action: Action): ElasticsearchQuery['bucketAggs'] => {
     if (addBucketAggregation.match(action)) {
       const newAgg: Terms = {

src/components/QueryEditor/ElasticsearchQueryContext.test.tsx

@@ -38,7 +38,6 @@ describe('ElasticsearchQueryContext', () => {
     expect(changedQuery.alias).toBeDefined();
     expect(changedQuery.metrics).toBeDefined();
     expect(changedQuery.bucketAggs).toBeDefined();
-
     // Should also set timeField to the configured `timeField` option in datasource configuration
     expect(changedQuery.timeField).toBe(datasource.timeField);
 

src/components/QueryEditor/ElasticsearchQueryContext.tsx

@@ -54,8 +54,8 @@ export const ElasticsearchProvider = ({
   });
 
   const dispatch = useStatelessReducer(
-    // timeField is part of the query model, but its value is always set to be the one from datasource settings.
-    (newState) => onStateChange({ ...query, ...newState, timeField: datasource.timeField }),
+      // timeField is part of the query model, but its value is always set to be the one from datasource settings.
+      (newState) => onStateChange({ ...query, ...newState, timeField: datasource.timeField }),
     query,
     reducer
   );

src/configuration/mocks.ts

@@ -5,7 +5,6 @@ import { QuickwitOptions } from 'quickwit';
 export function createDefaultConfigOptions(): DataSourceSettings<QuickwitOptions> {
   return createDatasourceSettings<QuickwitOptions>({
     timeField: 'timestamp',
-    timeOutputFormat: 'unix_timestamp_millisecs',
     logMessageField: 'test.message',
     logLevelField: 'test.level',
     index: 'test',