253 lines
10 KiB
TypeScript
253 lines
10 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 {SearchResearchResultsService} from '../../services/searchResearchResults.service';
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import {ErrorCodes} from '../../utils/properties/errorCodes';
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import {ErrorMessagesComponent} from '../../utils/errorMessages.component';
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import {SearchFields} from '../../utils/properties/searchFields';
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import {SearchPageComponent} from '../searchUtils/searchPage.component';
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import {SearchCustomFilter, 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-research-results',
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template: `
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<search-page pageTitle="Search {{ getEntityName(resultType, true, true) | titlecase }}"
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formPlaceholderText = "Search for {{ getEntityName(resultType, true, true) | titlecase }}"
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[type]="getEntityName(resultType, true, true)" [entityType]="resultType"
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[(filters)] = "filters" [(results)] = "results"
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[(searchUtils)] = "searchUtils" [(baseUrl)] = baseUrl
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[csvParams]="csvParams" [csvPath]="getEntityName(resultType, true, false)"
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[advancedSearchLink]="advancedSearchLink"
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[disableForms]="disableForms"
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[loadPaging]="loadPaging"
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[oldTotalResults]="oldTotalResults"
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[searchFormClass]="customFilter && customFilter.queryFieldName == 'communityId' ?
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'communityPanelBackground' : 'publicationsSearchForm'"
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[(openaireLink)]=openaireLink
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[(advancedSearchParameters)]=advancedSearchParameters
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[piwikSiteId]=piwikSiteId [hasPrefix]="hasPrefix"
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[(sort)]=sort >
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</search-page>
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`
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})
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export class SearchResearchResultsComponent {
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@Input() resultType: string = "publication";
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public advancedSearchLink: string = "";
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private errorCodes: ErrorCodes;
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private errorMessages: ErrorMessagesComponent;
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@Input() piwikSiteId = null;
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@Input() hasPrefix: boolean = true;
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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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@ViewChild (SearchPageComponent) searchPage : SearchPageComponent ;
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public _location:Location;
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public CSV: any = {
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"columnNames": [
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"Title", "Authors", "Publication Year", "DOI",
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"Funder", "Project Name (GA Number)", "Access"
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],
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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() customFilter:SearchCustomFilter= null;
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@Input() advancedSearchParameters ;
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pagingLimit = 0;
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public sort: boolean = true;
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properties: EnvProperties;
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constructor (private route: ActivatedRoute, private _searchResearchResultsService: SearchResearchResultsService ) {
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this.errorCodes = new ErrorCodes();
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this.errorMessages = new ErrorMessagesComponent();
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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.pagingLimit = data.envSpecific.pagingLimit;
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if(this.resultType == "publication") {
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this.advancedSearchLink = this.properties.searchLinkToAdvancedPublications;
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this.baseUrl = this.properties.searchLinkToPublications;
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} else if(this.resultType == "dataset") {
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this.advancedSearchLink = this.properties.searchLinkToAdvancedDatasets;
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this.baseUrl = this.properties.searchLinkToDatasets;
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} else if(this.resultType == "software") {
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this.advancedSearchLink = this.properties.searchLinkToAdvancedSoftware;
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this.baseUrl = this.properties.searchLinkToSoftware;
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} else if(this.resultType == "other") {
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this.advancedSearchLink = this.properties.searchLinkToAdvancedOrps;
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this.baseUrl = this.properties.searchLinkToOrps;
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}
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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 = this.getEntityName(this.resultType, true, true);
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var firstLoad =true;
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this.sub = this.route.queryParams.subscribe(params => {
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this.loadPaging = true;
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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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this.searchUtils.size = (params['size']=== undefined)?10:+params['size'];
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if(this.searchUtils.size != 5 && this.searchUtils.size != 10 && this.searchUtils.size != 20 && this.searchUtils.size != 50) {
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this.searchUtils.size = 10;
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}
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this.searchUtils.sortBy = (params['sortBy'])?params['sortBy']:'';
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if(this.searchUtils.sortBy && this.searchUtils.sortBy != "resultdateofacceptance,descending" && this.searchUtils.sortBy != "resultdateofacceptance,ascending") {
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this.searchUtils.sortBy = "";
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}
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this.searchPage.customFilter = this.customFilter;
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var queryParameters = this.searchPage.getQueryParametersFromUrl(params);
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this._getResults(queryParameters, refine, this.searchUtils.page, this.searchUtils.size, this.searchUtils.sortBy);
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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 getResults(keyword:string,refine:boolean, page: number, size: number, sortBy: string){
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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,sortBy);
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}
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private _getResults(parameters:string,refine:boolean, page: number, size: number, sortBy: string){
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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._searchResearchResultsService.search(this.resultType, parameters,(refine)?this.searchPage.getRefineFieldsQuery():null, page, size, sortBy, this.searchPage.getFields(), this.properties).subscribe(
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data => {
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this.searchUtils.totalResults = data[0];
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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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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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this.handleError("Error getting "+this.getEntityName(this.resultType, true, true), err);
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this.searchUtils.status = this.errorMessages.getErrorCode(err.status);
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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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// public queryChanged($event) {
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// // this.loadPaging = true;
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// }
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private handleError(message: string, error) {
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console.error(this.getEntityName(this.resultType, true, true)+" simple Search Page (SearchResearchResultsComponent): "+message, error);
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}
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public getEntityName (entityType:string, plural:boolean, full:boolean): string {
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if(entityType == "publication") {
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return "publication" + (plural ? "s" : "");
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} else if(entityType == "dataset") {
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return (full ? "research data" : ("dataset" + (plural ? "s" : "")));
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} else if(entityType == "software") {
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return "software";
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} else if(entityType == "other") {
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return (full ? ("other research product" + (plural ? "s" : "")) : "other");
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}
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}
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}
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