| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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 { HttpClient } from '@angular/common/http'; |
| import {Injectable, NgZone} from '@angular/core'; |
| import {Observable} from 'rxjs'; |
| import { map, onErrorResumeNext, catchError, switchMap } from 'rxjs/operators'; |
| import { interval as observableInterval } from 'rxjs'; |
| import {HttpUtil} from '../utils/httpUtil'; |
| import {SearchResponse} from '../model/search-response'; |
| import {SearchRequest} from '../model/search-request'; |
| import {AlertSource} from '../model/alert-source'; |
| import {GroupRequest} from '../model/group-request'; |
| import {GroupResult} from '../model/group-result'; |
| import { RestError } from '../model/rest-error'; |
| import {INDEXES} from '../utils/constants'; |
| import {ColumnMetadata} from '../model/column-metadata'; |
| import { AppConfigService } from './app-config.service'; |
| |
| @Injectable() |
| export class SearchService { |
| |
| interval = 80000; |
| |
| private static extractColumnNameDataFromRestApi(res): ColumnMetadata[] { |
| let response: any = res || {}; |
| let processedKeys: string[] = []; |
| let columnMetadatas: ColumnMetadata[] = []; |
| |
| for (let key of Object.keys(response)) { |
| if (processedKeys.indexOf(key) === -1) { |
| processedKeys.push(key); |
| columnMetadatas.push(new ColumnMetadata(key, response[key])); |
| } |
| } |
| |
| return columnMetadatas; |
| } |
| |
| constructor(private http: HttpClient, |
| private ngZone: NgZone, private appConfigService: AppConfigService) { } |
| |
| groups(groupRequest: GroupRequest): Observable<GroupResult> { |
| let url = this.appConfigService.getApiRoot() + '/search/group'; |
| return this.http.post(url, groupRequest).pipe( |
| map(HttpUtil.extractData), |
| catchError(HttpUtil.handleError), |
| onErrorResumeNext()); |
| } |
| |
| public getAlert(sourceType: string, alertId: string): Observable<AlertSource> { |
| let url = this.appConfigService.getApiRoot() + '/search/findOne'; |
| let requestSchema = { guid: alertId, sensorType: sourceType}; |
| return this.http.post(url, requestSchema).pipe( |
| map(HttpUtil.extractData), |
| catchError(HttpUtil.handleError), |
| onErrorResumeNext()); |
| } |
| |
| public getColumnMetaData(): Observable<RestError | ColumnMetadata[]> { |
| let url = this.appConfigService.getApiRoot() + '/search/column/metadata'; |
| return this.http.post(url, INDEXES).pipe( |
| map(HttpUtil.extractData), |
| map(SearchService.extractColumnNameDataFromRestApi), |
| catchError(HttpUtil.handleError)); |
| } |
| |
| public pollSearch(searchRequest: SearchRequest): Observable<SearchResponse> { |
| return this.ngZone.runOutsideAngular(() => { |
| return this.ngZone.run(() => { |
| return observableInterval(this.interval * 1000).pipe(switchMap(() => { |
| return this.search(searchRequest); |
| })); |
| }); |
| }); |
| } |
| |
| public search(searchRequest: SearchRequest): Observable<SearchResponse> { |
| let url = this.appConfigService.getApiRoot() + '/search/search'; |
| return this.http.post(url, searchRequest).pipe( |
| map(HttpUtil.extractData), |
| catchError(HttpUtil.handleError), |
| onErrorResumeNext()); |
| } |
| } |