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import {Injectable} from '@angular/core';
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import {HttpClient, HttpErrorResponse} from "@angular/common/http";
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import {throwError} from 'rxjs';
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import{EnvProperties} from '../properties/env-properties';
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import {catchError, map} from "rxjs/operators";
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@Injectable()
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export class EntitiesSearchService {
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public ready:boolean = false;
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constructor(private http: HttpClient ) {}
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/*searchProjectsByFunder(keyword:string, funderId:string, properties:EnvProperties ):any {
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this.ready = false;
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let url = properties.searchResourcesAPIURL;
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//console.log("Funder is " + funderId);
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url = url+"?query=(oaftype exact project and deletedbyinference=false) ";
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if(keyword!= null && keyword != '' ) {
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url += 'and ((projectcode_nt exact "'+keyword+'" )or('+keyword+')) ' ;
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url+=((funderId && funderId.length > 0 )?("&fq=funder exact " + '"'+funderId+ '"'):"");
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}
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url += "&page=0&size=10";
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url += "&format=json";
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//console.log("URL " + url);
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// let url = properties.searchAPIURLLAst+"projects?"+((keyword && keyword.length > 0)?("q=" +keyword):"")+((funderId && funderId.length > 0 )?"&fq=funder exact " + '"'+funderId+ '"':"")+"&size=10&page=0&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url).toPromise()
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.then(request =>
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{
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//request = request.json().results;
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request = request['results'];
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this.ready = true;
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return this.parse(request,"oaf:project","project");
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}).catch((ex) => {
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console.error('An error occured', ex);
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return [{id:'-2',label:'Error'}];
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});
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}*/
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searchByDepositType(keyword:string, DepositType:string, properties:EnvProperties ):any {
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this.ready = false;
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let link = properties.searchResourcesAPIURL;
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let url = link+"?query=";
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if(keyword!= null && keyword != '' ) {
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/*url += "((oaftype exact organization and deletedbyinference=false and "+
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"(reldatasourcecompatibilityid=driver or reldatasourcecompatibilityid=driver-openaire2.0 or reldatasourcecompatibilityid=openaire2.0 or reldatasourcecompatibilityid=openaire3.0 or reldatasourcecompatibilityid=openaire2.0_data or reldatasourcecompatibilityid=hostedBy or relprojectid=* or reldatasourcecompatibilityid = native))"+
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" and ((organizationlegalname all "+'"'+keyword+'"'+") or (organizationlegalshortname all "+'"'+keyword+'"'+")) " +
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// "and " + this.quote(params) + " " +
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"and (collectedfrom exact "+StringUtils.quote(StringUtils.URIEncode(DepositType))+")) "*/
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// in search there is this filter:
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//reldatasourcecompatibilityid exact driver or reldatasourcecompatibilityid exact driver-openaire2.0 or reldatasourcecompatibilityid exact openaire2.0 or reldatasourcecompatibilityid exact openaire3.0 or reldatasourcecompatibilityid exact openaire2.0_data or reldatasourcecompatibilityid exact hostedBy or relproject=*
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//url += "((oaftype exact organization and deletedbyinference=false )"+
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url += "((oaftype exact organization and deletedbyinference=false and"+
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"(reldatasourcecompatibilityid=driver or reldatasourcecompatibilityid=driver-openaire2.0 or reldatasourcecompatibilityid=openaire2.0 or reldatasourcecompatibilityid=openaire3.0 or reldatasourcecompatibilityid=openaire4.0 or reldatasourcecompatibilityid=openaire2.0_data or reldatasourcecompatibilityid=hostedBy or relprojectid=* or reldatasourcecompatibilityid = native))"+
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" and ((organizationlegalname all "+'"'+keyword+'"'+") or (organizationlegalshortname all "+'"'+keyword+'"'+")) " +
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// "and " + this.quote(params) + " " +
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//"and (collectedfrom exact "+StringUtils.quote(StringUtils.URIEncode(DepositType))+")) "
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")";
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}
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url += "&page=0&size=10";
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url += "&format=json";
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// let url = properties.searchAPIURLLAst+"projects?"+((keyword && keyword.length > 0)?("q=" +keyword):"")+((funderId && funderId.length > 0 )?"&fq=funderid exact " + '"'+funderId+ '"':"")+"&size=10&page=0&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url).toPromise()
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.then(request =>
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{
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//request = request.json().results;
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request = request['results'];
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//console.log(request);
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this.ready = true;
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return this.parse(request,"oaf:organization","organization");
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}).catch((ex) => {
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console.error('An error occured', ex);
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return [{id:'-2',label:'Error'}];
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});
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}
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searchByType(keyword:string,type:string, properties:EnvProperties ){
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if (type == "project"){
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return this.searchEntity(keyword,"projects","oaf:project","project", properties);
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}else if (type == "dataset"){
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return this.searchEntity(keyword,"datasets","oaf:result","dataset", properties);
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}else if (type == "datasource" || type == "hostedBy" || type== "collectedFrom"){
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return this.searchEntity(keyword,"datasources","oaf:datasource","datasource", properties);
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}else if (type == "publication"){
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return this.searchEntity(keyword,"publications","oaf:result","publication", properties);
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}else if (type == "organization"){
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return this.searchEntity(keyword,"organizations","oaf:organization","organization", properties);
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}
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}
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fetchByType(id:string,type:string, properties:EnvProperties ){
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if (type == "project"){
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return this.fetchEntity(id,"projects","oaf:project","project", properties);
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}else if (type == "dataset"){
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return this.fetchEntity(id,"datasets","oaf:result","dataset", properties);
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}else if (type == "datasource" || type == "hostedBy" || type== "collectedFrom"){
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return this.fetchEntity(id,"datasources","oaf:datasource","datasource", properties);
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}else if (type == "publication"){
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return this.fetchEntity(id,"publications","oaf:result","publication", properties);
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}else if (type == "organization"){
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return this.fetchEntity(id,"organizations","oaf:organization","organization", properties);
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}
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}
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private searchEntity (keyword: string,APIname:string,oafEntityType:string, type:string, properties:EnvProperties ):any {
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let link = properties.searchAPIURLLAst+APIname;
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return this.search(link,keyword,oafEntityType,type, properties)
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}
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private fetchEntity (id: string,APIname:string,oafEntityType:string, type:string, properties:EnvProperties ):any {
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let link = properties.searchAPIURLLAst+APIname;
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return this.fetch(link,id,oafEntityType,type, properties)
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}
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private fetch (link,id,oafEntityType,type, properties:EnvProperties ){
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this.ready = false;
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let url = link+"/"+id+"?format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
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//.map(request => <any> request.json())
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// .do(res => console.info(res))
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.pipe(map(request => {
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this.ready = true;
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return this.parse(request,oafEntityType,type);
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}))
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.pipe(catchError((ex) => {
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console.error('An error occured', ex);
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return [{id:'-2',label:'Error'}];
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}));
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}
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private search (link,keyword,oafEntityType,type, properties:EnvProperties ){
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this.ready = false;
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let url = link+"?";
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if(keyword!= null && keyword != '' ) {
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if(type=="project") {
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//name, title, acronym, grantid
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url += "fq="+'(projectcode_nt="'+keyword+'" ) or (fundershortname='+'"'+keyword+ '"'+') or (projectacronym="'+keyword+'" ) or (projecttitle="'+keyword+'")';
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} else if(type=="organization") {
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//name fields
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url += "fq="+'(organizationlegalname="'+keyword+'" ) or (organizationlegalshortname='+'"'+keyword+ '")';
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} else {
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url += "q="+ keyword;
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}
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}
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url += "&page=0&size="+10+"&format=json";
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return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url).toPromise()
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.then(request =>
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{
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//request = request.json().results;
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request = request['results'];
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this.ready = true;
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return this.parse(request,oafEntityType,type);
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}).catch((ex) => {
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console.error('An error occured', ex);
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return [{id:'-2',label:'Error'}];
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});
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}
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private parse(data: any,oafEntityType:string, type:string){
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var array:any =[]
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let length = Array.isArray(data) ? data.length : 1;
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for(let i=0; i<length; i++) {
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let resData = Array.isArray(data) ? data[i]['result']['metadata']['oaf:entity'][oafEntityType] : data['result']['metadata']['oaf:entity'][oafEntityType];
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var value:any={} ;
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if(resData['title']){
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if(Array.isArray(resData['title'])) {
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value.label = resData['title'][0];
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} else {
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value.label = resData['title'];
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}
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if(oafEntityType=="oaf:result"){
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value.label = value.label.content;
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value.result = resData;
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}
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}else if(resData["fullname"]){
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if(Array.isArray(resData["fullname"])) {
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value.label = resData["fullname"][0];
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} else {
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value.label = resData["fullname"];
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}
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}else if(resData["legalname"]){
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if(Array.isArray(resData["legalname"])) {
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value.label = resData["legalname"][0];
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} else {
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value.label = resData["legalname"];
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}
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if(resData["legalshortname"]){
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if(Array.isArray(resData["legalshortname"])) {
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value.label += " (" + resData["legalshortname"][0] +")";
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} else {
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value.label += " (" + resData["legalshortname"] +")";
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}
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}
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}else if(resData["officialname"]){
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if(Array.isArray(resData["officialname"])) {
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value.label = resData["officialname"][0];
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} else {
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value.label = resData["officialname"];
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}
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}
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value.id = Array.isArray(data) ? data[i]['result']['header']['dri:objIdentifier'] : data['result']['header']['dri:objIdentifier'];
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if(type=="project"){
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value.projectAcronym = resData['acronym'];
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value.projectName = value.label;
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value.endDate = null;
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value.startDate = null;
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value.funderId = "";
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value.funderName = "";
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value.jurisdiction = "";
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value.fundingLevel0 = "";
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value.code = resData['code'];
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if(resData['fundingtree'] && resData['fundingtree']['funder']){
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value.funderId = (resData['fundingtree']['funder']['id'] )?resData['fundingtree']['funder']['id']:"";
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value.funderName = (resData['fundingtree']['funder']['shortname'] )?resData['fundingtree']['funder']['shortname']:"";
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value.jurisdiction = (resData['fundingtree']['funder']['jurisdiction'] )?resData['fundingtree']['funder']['jurisdiction']:"";
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if(resData['fundingtree']['funding_level_2']){
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value.fundingLevel0 = (resData['fundingtree']['funding_level_2'] && resData['fundingtree']['funding_level_2']['parent'] &&
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resData['fundingtree']['funding_level_2']['parent']['funding_level_1'] && resData['fundingtree']['funding_level_2']['parent']['funding_level_1']['parent']
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&& resData['fundingtree']['funding_level_2']['parent']['funding_level_1']['parent']['funding_level_0'])?
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resData['fundingtree']['funding_level_2']['parent']['funding_level_1']['parent']['funding_level_0']['name']:"";
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}else if(resData['fundingtree']['funding_level_1']){
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value.fundingLevel0 = (resData['fundingtree']['funding_level_1'] && resData['fundingtree']['funding_level_1']['parent'] && resData['fundingtree']['funding_level_1']['parent']['funding_level_0'])?
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resData['fundingtree']['funding_level_1']['parent']['funding_level_0']['name']:"";
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}else if(resData['fundingtree']['funding_level_0']){
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value.fundingLevel0 = (resData['fundingtree']['funding_level_0'] )?resData['fundingtree']['funding_level_0']['name']:"";
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}else {
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value.fundingLevel0="";
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}
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}
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if(resData.hasOwnProperty("startdate")) {
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value.startDate = resData.startdate.split('-')[0];
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}
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if(resData.hasOwnProperty("enddate")) {
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value.endDate = resData.enddate.split('-')[0];
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}
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}
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// console.info("add:"+value.label+" "+value.id);
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array.push(value);
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}
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if(array.length == 0){
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array.push({id:'-1',label:'No results found'});
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}
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//console.info("Parsing results.... Size:"+array.length);
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return array;
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}
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private handleError (error: HttpErrorResponse) {
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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 throwError(error || 'Server error');
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}
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}
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