115 lines
4.1 KiB
TypeScript
115 lines
4.1 KiB
TypeScript
import {throwError as observableThrowError} from 'rxjs';
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import {Injectable} from '@angular/core';
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import {Response} from '@angular/http';
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import {HttpClient} from '@angular/common/http';
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import {catchError, map} from "rxjs/operators";
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@Injectable()
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export class ContextsService {
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constructor(private http: HttpClient ) {
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}
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public getCommunities( apiUrl:string):any {
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let url = apiUrl + 's/';
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return this.http.get(url)
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.pipe(map(res => this.parseCommunities(res, true) ))
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// .do(request => console.info("Get claims: offset = "))
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.pipe(catchError(this.handleError));
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}
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public getPublicCommunities( apiUrl:string):any {
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let url = apiUrl + 's/';
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return this.http.get(url)
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.pipe(map(res => this.parseCommunities(res, false) ));
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}
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parseCommunities(data, getall){
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var communities = [];
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for(var i = 0; i< data.length; i++){
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if(data[i].type && (data[i].type == "ri" || data[i].type == "community")){
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if(getall || data[i].status!='hidden') {
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communities.push(data[i]);
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}
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}
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}
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return communities;
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}
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public getCategories(communityId :string, apiUrl:string):any {
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//console.info('ContextsService: request categories for community with id '+communityId);
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let url= apiUrl + '/' + communityId ;
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return this.http.get(url)
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//.map(request => <any> request.json())
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// .do(request => console.info("Get claims: offset = " ))
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.pipe(catchError(this.handleError));
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}
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public getConcepts(categoryId :string, keyword: string, parsing:boolean, apiUrl:string):any {
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//console.info('ContextsService: request concept for category with id '+categoryId + ' and keyword '+ keyword);
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let url= apiUrl + '/category/' + categoryId;
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return this.http.get(url )
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.pipe(catchError(this.handleError))
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.pipe(map(res => (parsing)?this.parse(res):res));
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}
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public getSubConcepts(subConceptID :string, keyword: string, parsing:boolean, apiUrl:string):any {
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//console.info('ContextsService: request sub concept for concept with id '+subConceptID + ' and keyword '+ keyword);
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let url= apiUrl + '/category/concept/' + subConceptID;
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let key = url+"_parsing="+parsing;
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return this.http.get(url )
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.pipe(catchError(this.handleError))
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.pipe(map(res => (parsing)?this.parseSubConcepts(res):res));
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}
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parse (data: any):any {
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var array =[]
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if(!Array.isArray(data) && data.id && data.label){
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var value ={id:"",label:"",hasSubConcept:""};
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value.id = data.id;
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value.label = data.label;
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value.hasSubConcept = data.hasSubConcept;
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array.push(value);
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}
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for(var i = 0; i < data.length; i++){
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var value={id:"",label:"",hasSubConcept:""};
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value.id = data[i].id;
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value.label = data[i].label;
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value.hasSubConcept = data[i].hasSubConcept;
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array.push(value);
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}
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return array;
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}
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parseSubConcepts (data: any):any {
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var array = []
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if(data.length >0 && data[0].concepts){
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var concepts = data[0].concepts;
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for(var i = 0; i < concepts.length; i++){
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var value ={id:"",label:"",hasSubConcept:""};
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value.id = concepts[i].id;
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value.label = concepts[i].label;
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value.hasSubConcept = concepts[i].hasSubConcept;
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if(concepts[i].concepts){
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var subconcepts = concepts[i].concepts;
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for(var x = 0; x < subconcepts.length; x++){
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var value ={id:"",label:"",hasSubConcept:""};
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value.id = subconcepts[x].id;
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value.label = subconcepts[x].label;
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value.hasSubConcept = subconcepts[x].hasSubConcept;
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array.push(value);
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}
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}
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array.push(value);
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}
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}
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return array;
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}
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private handleError (error: Response) {
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// in a real world app, we may send the error to some remote logging infrastructure
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// instead of just logging it to the console
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console.log(error);
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return observableThrowError(error || 'Server error');
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}
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}
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