325 lines
12 KiB
TypeScript
325 lines
12 KiB
TypeScript
import {Component, Input, ViewChild} from '@angular/core';
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import { ActivatedRoute} from '@angular/router';
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import {Location} from '@angular/common';
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import { Filter, Value} from '../searchUtils/searchHelperClasses.class';
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import {SearchPublicationsService} from '../../services/searchPublications.service';
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import {SearchResult} from '../../utils/entities/searchResult';
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import {ErrorCodes} from '../../utils/properties/errorCodes';
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import {SearchFields, FieldDetails} from '../../utils/properties/searchFields';
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import {SearchPageComponent } from '../searchUtils/searchPage.component';
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import {SearchUtilsClass} from '../searchUtils/searchUtils.class';
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import {DOI} from '../../utils/string-utils.class';
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import{EnvProperties} from '../../utils/properties/env-properties';
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@Component({
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selector: 'search-publications',
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template: `
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<search-page pageTitle="Search Publications"
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formPlaceholderText = "Search for Publications"
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type="publications" entityType="publication"
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[(filters)] = "filters" [(results)] = "results"
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[(searchUtils)] = "searchUtils" [(baseUrl)] = baseUrl
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(queryChange)="queryChanged($event)"
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[csvParams]="csvParams" csvPath="publications"
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advancedSearchLink="/search/advanced/publications"
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[disableForms]="disableForms"
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[loadPaging]="loadPaging"
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[oldTotalResults]="oldTotalResults"
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searchFormClass="publicationsSearchForm"
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[(openaireLink)]=openaireLink
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[(advancedSearchParameters)]=advancedSearchParameters
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[(connectCommunityId)]=connectCommunityId
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>
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</search-page>
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`
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})
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export class SearchPublicationsComponent {
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private errorCodes: ErrorCodes;
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public results =[];
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public filters =[];
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public searchUtils:SearchUtilsClass = new SearchUtilsClass();
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public baseUrl:string = "";
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public sub: any;
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public subResults: any;
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public searchFields:SearchFields = new SearchFields();
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public refineFields: string[] = this.searchFields.RESULT_REFINE_FIELDS;
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public fieldIdsMap=this.searchFields.RESULT_FIELDS;
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//: { [key:string] :{ name:string, operator:string, type:string, indexField:string, equalityOperator:string }} = this.searchFields.PUBLICATION_FIELDS_MAP;
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public urlParams : Map<string, string>;
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@ViewChild (SearchPageComponent) searchPage : SearchPageComponent ;
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public _location:Location;
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public CSV: any = { "columnNames": ["Title", "Authors", "Publication Year", "DOI",
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/*"Download From", "Publication type", "Journal",*/
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"Funder", "Project Name (GA Number)", "Access"],
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"export":[]
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};
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public CSVDownloaded = false;
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public csvParams: string;
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public disableForms: boolean = false;
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public loadPaging: boolean = true;
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public oldTotalResults: number = 0;
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@Input() openaireLink: string;
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@Input() connectCommunityId: string;
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@Input() advancedSearchParameters ;
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pagingLimit = 0;
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properties: EnvProperties;
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constructor (private route: ActivatedRoute, private _searchPublicationsService: SearchPublicationsService ) {
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this.errorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.LOADING;
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this.searchUtils.page =1;
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}
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public ngOnInit() {
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this.route.data
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.subscribe((data: { envSpecific: EnvProperties }) => {
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this.properties = data.envSpecific;
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this.baseUrl = data.envSpecific.searchLinkToPublications;
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this.pagingLimit = data.envSpecific.pagingLimit;
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});
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this.searchPage.refineFields = this.refineFields;
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this.searchPage.fieldIdsMap = this.fieldIdsMap;
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this.searchPage.type = "publications";
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var firstLoad =true;
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this.sub = this.route.queryParams.subscribe(params => {
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if(params['page'] && this.searchUtils.page != params['page']) {
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this.loadPaging = false;
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this.oldTotalResults = this.searchUtils.totalResults;
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}
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this.searchUtils.keyword = (params['keyword']?params['keyword']:'');
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var refine = true;
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if(this.searchUtils.page != ((params['page']=== undefined)?1:+params['page']) && this.filters && !firstLoad){
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refine = false;
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}
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firstLoad = false;
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this.searchUtils.page = (params['page']=== undefined)?1:+params['page'];
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var queryParameters = this.searchPage.getQueryParametersFromUrl(params);
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this._getResults(queryParameters, refine, this.searchUtils.page, this.searchUtils.size);
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});
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}
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public ngOnDestroy() {
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if(this.sub){
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this.sub.unsubscribe();
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}
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if(this.subResults){
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this.subResults.unsubscribe();
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}
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}
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public getResultsForEntity(entity:string, id:string, page: number, size: number){
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var parameters = "";
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if(entity == "project") {
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parameters = "projects/"+id;
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}
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if(parameters != "") {
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this._searchPublicationsService.searchPublicationsForEntity(parameters, page, size, this.properties).subscribe(
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data => {
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this.searchUtils.totalResults = data[0];
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console.info("search Publications for "+entity+": [Parameters:"+parameters+" ] [total results:"+this.searchUtils.totalResults+"]");
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this.results = data[1];
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//var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.DONE;
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if(this.searchUtils.totalResults == 0 ){
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this.searchUtils.status = this.errorCodes.NONE;
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}
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},
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err => {
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console.log(err);
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//TODO check erros (service not available, bad request)
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// if( ){
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// this.searchUtils.status = ErrorCodes.ERROR;
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// }
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//var errorCodes:ErrorCodes = new ErrorCodes();
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//this.searchUtils.status = errorCodes.ERROR;
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if(err.status == '404') {
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this.searchUtils.status = this.errorCodes.NOT_FOUND;
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} else if(err.status == '500') {
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this.searchUtils.status = this.errorCodes.ERROR;
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} else {
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this.searchUtils.status = this.errorCodes.NOT_AVAILABLE;
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}
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}
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);
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}
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}
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public getResultsForDataproviders(id:string, resultsFrom:string, page: number, size: number){
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var parameters;
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if(resultsFrom == "collectedFrom") {
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parameters = "publications?fq=collectedfromdatasourceid exact "+'"'+id+'"';
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} else if(resultsFrom == "hostedBy") {
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parameters = "publications?fq=resulthostingdatasourceid exact "+'"'+id+'"';
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}
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if(parameters != "") {
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this._searchPublicationsService.searchPublicationsForDataproviders(parameters, page, size, this.properties).subscribe(
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data => {
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this.searchUtils.totalResults = data[0];
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console.info("search Publications for Dataproviders: [Parameters:"+parameters+" ] [total results:"+this.searchUtils.totalResults+"]");
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this.results = data[1];
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//var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.DONE;
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if(this.searchUtils.totalResults == 0 ){
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this.searchUtils.status = this.errorCodes.NONE;
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}
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},
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err => {
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console.log(err);
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//TODO check erros (service not available, bad request)
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// if( ){
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// this.searchUtils.status = ErrorCodes.ERROR;
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// }
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//var errorCodes:ErrorCodes = new ErrorCodes();
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//this.searchUtils.status = errorCodes.ERROR;
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if(err.status == '404') {
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this.searchUtils.status = this.errorCodes.NOT_FOUND;
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} else if(err.status == '500') {
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this.searchUtils.status = this.errorCodes.ERROR;
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} else {
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this.searchUtils.status = this.errorCodes.NOT_AVAILABLE;
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}
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}
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);
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}
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}
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public getResults(keyword:string,refine:boolean, page: number, size: number){
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var parameters = "";
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if(keyword.length > 0){
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var DOIs:string[] = DOI.getDOIsFromString(keyword);
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var doisParams = "";
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for(var i =0 ;i < DOIs.length; i++){
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doisParams+=(doisParams.length > 0?"&":"")+'doi="'+ DOIs[i]+'"';
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}
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if(doisParams.length > 0){
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parameters += "&"+doisParams;
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}else{
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parameters = "q=" + keyword;
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}
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}
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this._getResults(parameters,refine,page,size);
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}
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private _getResults(parameters:string,refine:boolean, page: number, size: number){
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if(page > this.pagingLimit) {
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size=0;
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}
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if(page <= this.pagingLimit || this.searchUtils.status == this.errorCodes.LOADING) {
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this.csvParams = parameters;
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this.searchUtils.status = this.errorCodes.LOADING;
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this.disableForms = true;
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this.results = [];
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this.searchUtils.totalResults = 0;
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this.subResults = this._searchPublicationsService.searchPublications(parameters,(refine)?this.searchPage.getRefineFieldsQuery():null, page, size, this.searchPage.getFields(), this.properties).subscribe(
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data => {
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console.info(data);
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this.searchUtils.totalResults = data[0];
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console.info("search Publications: [Parameters:"+parameters+" ] [total results:"+this.searchUtils.totalResults+"]");
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this.results = data[1];
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if(refine){
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this.filters = data[2];
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}
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this.searchPage.checkSelectedFilters(this.filters);
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this.searchPage.updateBaseUrlWithParameters(this.filters);
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//var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.DONE;
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if(this.searchUtils.totalResults == 0 ){
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this.searchUtils.status = this.errorCodes.NONE;
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}
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//this.searchPage.closeLoading();
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this.disableForms = false;
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if(this.searchUtils.status == this.errorCodes.DONE) {
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// Page out of limit!!!
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let totalPages:any = this.searchUtils.totalResults/(this.searchUtils.size);
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if(!(Number.isInteger(totalPages))) {
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totalPages = (parseInt(totalPages, 10) + 1);
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}
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if(totalPages < page) {
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this.searchUtils.totalResults = 0;
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this.searchUtils.status = this.errorCodes.OUT_OF_BOUND;
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}
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}
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},
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err => {
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console.log(err);
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//TODO check erros (service not available, bad request)
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// if( ){
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// this.searchUtils.status = ErrorCodes.ERROR;
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// }
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//var errorCodes:ErrorCodes = new ErrorCodes();
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//this.searchUtils.status = errorCodes.ERROR;
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if(err.status == '404') {
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this.searchUtils.status = this.errorCodes.NOT_FOUND;
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} else if(err.status == '500') {
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this.searchUtils.status = this.errorCodes.ERROR;
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} else {
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this.searchUtils.status = this.errorCodes.NOT_AVAILABLE;
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}
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//this.searchPage.closeLoading();
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this.disableForms = false;
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}
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);
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}
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}
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/*
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public getAggregatorResults(id:string, page: number, size: number){
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this.subResults = this._searchPublicationsService.searchAggregators('&fq=collectedfromdatasourceid exact "'+id+'"',"&refine=true&fields=resulthostingdatasource" , page, size).subscribe(
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data => {
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this.results = data;
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var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = errorCodes.DONE;
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if(this.searchUtils.totalResults == 0 ){
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this.searchUtils.status = errorCodes.NONE;
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}
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},
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err => {
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console.log(err);
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//TODO check erros (service not available, bad request)
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// if( ){
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// this.searchUtils.status = ErrorCodes.ERROR;
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// }
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var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = errorCodes.ERROR;
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}
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);
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}*/
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public queryChanged($event) {
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this.loadPaging = true;
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var parameters = $event.value;
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console.info("queryChanged: Execute search query "+parameters);
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console.info("Search Pubs::page "+this.searchUtils.page);
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this._getResults(parameters, true, this.searchUtils.page, this.searchUtils.size);
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}
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}
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