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How to use generateURLString method in wpt

Best JavaScript code snippet using wpt

http-client.service.ts

Source:http-client.service.ts

1/**2 * Licensed to the Apache Software Foundation (ASF) under one3 * or more contributor license agreements.  See the NOTICE file4 * distributed with this work for additional information5 * regarding copyright ownership.  The ASF licenses this file6 * to you under the Apache License, Version 2.0 (the7 * "License"); you may not use this file except in compliance8 * with the License.  You may obtain a copy of the License at9 *10 *     http://www.apache.org/licenses/LICENSE-2.011 *12 * Unless required by applicable law or agreed to in writing, software13 * distributed under the License is distributed on an "AS IS" BASIS,14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.15 * See the License for the specific language governing permissions and16 * limitations under the License.17 */18import {Injectable} from '@angular/core';19import {Observable} from 'rxjs/Observable';20import 'rxjs/add/operator/first';21import 'rxjs/add/observable/throw';22import {23  Http, XHRBackend, Request, RequestOptions, RequestOptionsArgs, Response, Headers, URLSearchParams24} from '@angular/http';25import {HomogeneousObject} from '@app/classes/object';26import {AuditLogsListQueryParams} from '@app/classes/queries/audit-logs-query-params';27import {AuditLogsGraphQueryParams} from '@app/classes/queries/audit-logs-graph-query-params';28import {AuditLogsTopResourcesQueryParams} from '@app/classes/queries/audit-logs-top-resources-query-params';29import {ServiceLogsQueryParams} from '@app/classes/queries/service-logs-query-params';30import {ServiceLogsHistogramQueryParams} from '@app/classes/queries/service-logs-histogram-query-params';31import {ServiceLogsTruncatedQueryParams} from '@app/classes/queries/service-logs-truncated-query-params';32import {AppStateService} from '@app/services/storage/app-state.service';33@Injectable()34export class HttpClientService extends Http {35  private readonly apiPrefix = 'api/v1/';36  private readonly endPoints = {37    status: {38      url: 'status'39    },40    auditLogs: {41      url: 'audit/logs',42      params: opts => new AuditLogsListQueryParams(opts)43    },44    auditLogsGraph: {45      url: 'audit/logs/bargraph',46      params: opts => new AuditLogsGraphQueryParams(opts)47    },48    auditLogsFields: {49      url: 'audit/logs/schema/fields'50    },51    serviceLogs: {52      url: 'service/logs',53      params: opts => new ServiceLogsQueryParams(opts)54    },55    serviceLogsHistogram: {56      url: 'service/logs/histogram',57      params: opts => new ServiceLogsHistogramQueryParams(opts)58    },59    serviceLogsFields: {60      url: 'service/logs/schema/fields'61    },62    serviceLogsTruncated: {63      url: 'service/logs/truncated',64      params: opts => new ServiceLogsTruncatedQueryParams(opts)65    },66    components: {67      url: 'service/logs/components/levels/counts'68    },69    serviceComponentsName: {70      url: 'service/logs/components'71    },72    clusters: {73      url: 'service/logs/clusters'74    },75    hosts: {76      url: 'service/logs/tree'77    },78    topAuditLogsResources: {79      url: variables => `audit/logs/resources/${variables.number}`,80      params: opts => new AuditLogsTopResourcesQueryParams(opts)81    },82    logIndexFilters: {83      url: variables => `shipper/filters/${variables.clusterName}/level`84    },85    shipperClusterServiceList: {86      url: variables => `shipper/input/${variables.cluster}/services`87    },88    shipperClusterServiceConfiguration: {89      url: variables => `shipper/input/${variables.cluster}/services/${variables.service}`90    },91    shipperClusterServiceConfigurationTest: {92      url: variables => `shipper/input/${variables.cluster}/test`93    }94  };95  private readonly unauthorizedStatuses = [401, 403, 419];96  constructor(backend: XHRBackend, defaultOptions: RequestOptions, private appState: AppStateService) {97    super(backend, defaultOptions);98  }99  /**100   * The goal here is to check if the given real api url should be always POST or not.\101   * See https://issues.apache.org/jira/browse/AMBARI-23779102   * @param {string} url The full url for the api end point.103   * @returns {boolean}104   */105  private shouldTurnGetToPost(url: string): boolean {106    const subUrl = url.replace(this.apiPrefix, '');107    return /^(audit|service)/.test(subUrl);108  }109  private generateUrlString(url: string, urlVariables?: HomogeneousObject<string>): string {110    const preset = this.endPoints[url];111    let generatedUrl: string;112    if (preset) {113      const urlExpression = preset.url;114      let path: string;115      if (typeof urlExpression === 'function') {116        path = preset.url(urlVariables);117      } else if (typeof urlExpression === 'string') {118        path = preset.url;119      }120      generatedUrl = `${this.apiPrefix}${path}`;121    } else {122      generatedUrl = url;123    }124    return generatedUrl;125  }126  private generateUrl(request: string | Request): string | Request {127    if (typeof request === 'string') {128      return this.generateUrlString(request);129    }130    if (request instanceof Request) {131      request.url = this.generateUrlString(request.url);132      return request;133    }134  }135  private generateOptions(url: string, params: HomogeneousObject<string>): RequestOptionsArgs {136    const preset = this.endPoints[url],137      rawParams = preset && preset.params ? preset.params(params) : params;138    if (rawParams) {139      const paramsString = Object.keys(rawParams).map((key: string): string => `${key}=${rawParams[key]}`).join('&'),140        urlParams = new URLSearchParams(paramsString, {141          encodeKey: key => key,142          encodeValue: value => encodeURIComponent(value)143        });144      return {145        params: urlParams146      };147    } else {148      return {149        params: rawParams150      };151    }152  }153  request(url: string | Request, options?: RequestOptionsArgs): Observable<Response> {154    const handleResponseError = (error) => {155      let handled = false;156      if (this.unauthorizedStatuses.indexOf(error.status) > -1) {157        this.appState.setParameter('isAuthorized', false);158        handled = true;159      }160      return handled;161    };162    return super.request(this.generateUrl(url), options).first().share()163      .map(response => response)164      .catch((error: any) => {165        return handleResponseError(error) ? Observable.of(error) : Observable.throw(error);166      });167  }168  get(url: string, params?: HomogeneousObject<string>, urlVariables?: HomogeneousObject<string>): Observable<Response> {169    const generatedUrl: string = this.generateUrlString(url, urlVariables);170    let response$: Observable<Response>;171    const options = this.generateOptions(url, params);172    if (this.shouldTurnGetToPost(generatedUrl)) {173      let body = (options && options.params) || params || {};174      if (body instanceof URLSearchParams) {175        const paramsMap = Array.from(body.paramsMap);176        body = paramsMap.reduce((current, param) => {177          const [key, value] = param;178          return {179            ...current,180            [key]: Array.isArray(value) && value.length === 1 ? value[0] : value181          };182        }, {});183      } else if (typeof body === 'string') {184        body = body.split('&').reduce((current, param): {[key: string]: any} => {185          const pair = param.split('=');186          return {187            ...current,188            [pair[0]]: decodeURIComponent(pair[1])189          };190        }, {});191      }192      options.params = {};193      response$ = super.post(generatedUrl, body, options);194    } else {195      response$ = super.get(this.generateUrlString(url, urlVariables), this.generateOptions(url, params));196    }197    return response$;198  }199  put(url: string, body: any, params?: HomogeneousObject<string>, urlVariables?: HomogeneousObject<string>): Observable<Response> {200    return super.put(this.generateUrlString(url, urlVariables), body, this.generateOptions(url, params));201  }202  post(url: string, body: any, params?: HomogeneousObject<string>, urlVariables?: HomogeneousObject<string>): Observable<Response> {203    return super.post(this.generateUrlString(url, urlVariables), body, this.generateOptions(url, params));204  }205  postFormData(206    url: string,207    params: HomogeneousObject<string>,208    options?: RequestOptionsArgs,209    urlVariables?: HomogeneousObject<string>): Observable<Response> {210    const encodedParams = this.generateOptions(url, params).params;211    let body;212    if (encodedParams && encodedParams instanceof URLSearchParams) {213      body = encodedParams.rawParams;214    }215    const requestOptions = Object.assign({}, options);216    if (!requestOptions.headers) {217      requestOptions.headers = new Headers();218    }219    requestOptions.headers.append('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');220    return super.post(this.generateUrlString(url, urlVariables), body, requestOptions);221  }...

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