421 lines
19 KiB
TypeScript
421 lines
19 KiB
TypeScript
import {ChangeDetectorRef, Component, EventEmitter, Input, Output, ViewChild} from '@angular/core';
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import {ActivatedRoute} from '@angular/router';
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import {AdvancedField, Filter} from './searchUtils/searchHelperClasses.class';
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import {SearchDataprovidersService} from '../services/searchDataproviders.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 {OpenaireEntities, SearchFields} from '../utils/properties/searchFields';
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import {SearchCustomFilter, SearchUtilsClass} from './searchUtils/searchUtils.class';
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import {EnvProperties} from '../utils/properties/env-properties';
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import {NewSearchPageComponent, SearchForm} from "./searchUtils/newSearchPage.component";
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import {DatasourcesHelperClass} from "./searchUtils/datasourcesHelper.class";
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import {properties} from "../../../environments/environment";
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import {RefineResultsUtils} from "../services/servicesUtils/refineResults.class";
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import {RefineFieldResultsService} from "../services/refineFieldResults.service";
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import {zip} from "rxjs";
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@Component({
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selector: 'search-dataproviders',
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template: `
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<new-search-page
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pageTitle="{{(simpleView?'':'Advanced ')}} Find research {{ pageTitle }}"
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[entityType]=entityType
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[type]="typeName"
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[results]="results"
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[searchUtils]="searchUtils"
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[sortedByChanged]="searchUtils.sortBy"
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[fieldIds]="fieldIds" [fieldIdsMap]="fieldIdsMap" [selectedFields]="selectedFields"
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[staticFields]="staticFields" [staticFilters]="staticFilters"
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[staticFieldValues]="staticFieldValues"
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[csvParams]="csvParams" [csvPath]="csvPath"
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[simpleSearchLink]="simpleSearchLink" [advancedSearchLink]="advancedSearchLink"
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[disableForms]="disableForms"
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[disableRefineForms]="disableRefineForms"
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[loadPaging]="loadPaging"
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[oldTotalResults]="oldTotalResults"
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[openaireLink]=openaireLink
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[includeOnlyResultsAndFilter]="includeOnlyResultsAndFilter" [hasPrefix]="hasPrefix"
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[searchForm]="searchForm"
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[entitiesSelection]="false" [showSwitchSearchLink]="showSwitchSearchLink"
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[filters]="filters"
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[simpleView]="simpleView" formPlaceholderText="Search by name, description, subject..."
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[showResultCount]="true" [showIndexInfo]="type!='deposit'"
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[tableViewLink]="tableViewLink"
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[sort]="false" [showBreadcrumb]="showBreadcrumb" [basicMetaDescription]="metaDescription"
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(filterRequestAll)="filterRequestedAll($event)">
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</new-search-page>
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`
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})
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export class SearchDataProvidersComponent {
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private errorCodes: ErrorCodes;
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private errorMessages: ErrorMessagesComponent;
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@Input() customFilters: SearchCustomFilter[] = null;
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@Input()
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set customFilter(customFilter: SearchCustomFilter | SearchCustomFilter[]) {
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if(!Array.isArray(customFilter)) {
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this.customFilters = customFilter?[customFilter]:null;
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}else{
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this.customFilters = customFilter;
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}
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} @Input() tableViewLink;
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@Input() searchForm: SearchForm = {class: 'search-form', dark: 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 searchFields:SearchFields = new SearchFields();
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public fieldIds: string[] = this.searchFields.DATASOURCE_ADVANCED_FIELDS;
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public fieldIdsMap= this.searchFields.DATASOURCE_FIELDS;
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public selectedFields:AdvancedField[] = [];
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public resourcesQuery = "(oaftype exact datasource)";
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public csvParams: string;
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public disableForms: boolean = false;
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public disableRefineForms: boolean = false;
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public loadPaging: boolean = true;
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public oldTotalResults: number = 0;
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public pagingLimit: number = 0;
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properties:EnvProperties;
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public openaireEntities = OpenaireEntities;
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@Input() type: "all" | "registries" | "journals" | "compatible" | "deposit" | "services" = "all";
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@Input() entityType: "dataprovider" | "service" = "dataprovider";
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@Input() typeName = OpenaireEntities.DATASOURCES;
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public refineFields: string[];
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pageTitle;
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@ViewChild(NewSearchPageComponent, { static: true }) searchPage: NewSearchPageComponent;
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@Input() simpleView: boolean = true;
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@Input() simpleSearchLink: string = "";
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advancedSearchLink: string = "";
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csvPath: string = "";
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@Input() hasPrefix: boolean = true;
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@Input() openaireLink: string = null;
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@Input() includeOnlyResultsAndFilter: boolean = false;
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@Output() searchPageUpdates = new EventEmitter();
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@Input() showSwitchSearchLink:boolean;
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@Input() showBreadcrumb: boolean = false;
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subs: any[] = [];
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searchResultsSub: any;
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searchFiltersSub: any;
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metaDescription = [];
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public staticFields: string[] = [];
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public staticFieldValues = this.searchFields.DATASOURCE_STATIC_FIELD_VALUES;
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public staticFilters = [];
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private refineQuery: string = "";
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constructor (private route: ActivatedRoute, private _searchDataProvidersService: SearchDataprovidersService,
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private _refineFieldsResultsService: RefineFieldResultsService,
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private cdr: ChangeDetectorRef) {
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this.results =[];
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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.searchFields.sortFieldsByName(this.fieldIds, this.fieldIdsMap);
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}
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ngOnInit() {
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this.refineFields = DatasourcesHelperClass.getrefineFields(this.type);
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this.staticFields = this.entityType == "service" ? this.searchFields.DATASOURCE_STATIC_FIELDS : [];
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this.staticFilters = RefineResultsUtils.parse(this.staticFieldValues, this.staticFields, this.entityType, "search", true);
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this.pageTitle = DatasourcesHelperClass.getTitle(this.type);
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this.metaDescription = DatasourcesHelperClass.getDescription(this.type)
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if(this.showSwitchSearchLink == null){
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this.showSwitchSearchLink = (this.type == "all" || this.type == "services");
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}
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this.properties= properties;
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this.csvPath = this.entityType == "service" ? OpenaireEntities.SERVICES_FILE : OpenaireEntities.DATASOURCES_FILE;
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if (!this.simpleSearchLink) {
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this.simpleSearchLink = this.entityType == "service" ? this.properties.searchLinkToServices : this.properties.searchLinkToDataProviders;
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}
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this.advancedSearchLink = this.entityType == "service" ? this.properties.searchLinkToAdvancedServices : this.properties.searchLinkToAdvancedDataProviders;
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this.searchUtils.baseUrl = (this.simpleView)?this.simpleSearchLink:this.advancedSearchLink;
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this.pagingLimit = properties.pagingLimit;
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let firstLoad = true;
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this.subs.push(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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var refine = true;
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if(this.searchPage.searchUtils.refineStatus == this.errorCodes.DONE) {
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if (params['page'] != undefined && this.filters && !firstLoad && this.searchUtils.page != +params['page']) {
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refine = false;
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}
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if (params['size'] != undefined && this.filters && !firstLoad && this.searchUtils.size != params['size']) {
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refine = false;
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}
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}
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let page = (params['page']=== undefined)?0:+params['page'];
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this.searchUtils.page = ( page < 1 ) ? 1 : page;
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this.searchUtils.validateSize(params['size']);
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this.searchPage.fieldIds = this.fieldIds;
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this.selectedFields =[];
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if(this.type == "deposit"){
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this.searchPage.keywordFields = this.searchFields.DEPOSIT_DATASOURCE_KEYWORD_FIELDS;
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this.searchPage.usedBy = "deposit";
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}
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this.searchPage.prepareSearchPage(this.fieldIds, this.selectedFields, this.refineFields, [],this.staticFields, this.fieldIdsMap,this.customFilters,params, this.entityType);
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if(refine) {
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this._getFilters(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(params), this.searchUtils.page, 0, true, this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad));
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} else {
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this.searchUtils.refineStatus = this.errorCodes.DONE;
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}
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this.getResults(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(params), this.searchUtils.page, this.searchUtils.size, refine, this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad));
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firstLoad = false;
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this.refineQuery = this.searchPage.getSearchAPIQueryForRangeFields(params)+this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad);
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}));
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}
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ngOnDestroy() {
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if(this.searchResultsSub) {
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this.searchResultsSub.unsubscribe();
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}
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if(this.searchFiltersSub) {
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this.searchFiltersSub.unsubscribe();
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}
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for (let sub of this.subs) {
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sub.unsubscribe();
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}
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}
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public _getFilters(parameters:string, page: number, size: number, refine: boolean, refineFieldsFilterQuery = null){
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if (page <= this.pagingLimit || this.searchUtils.refineStatus == this.errorCodes.LOADING) {
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this.searchUtils.refineStatus = this.errorCodes.LOADING;
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this.disableRefineForms = true;
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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
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let datasourceQueryPrefix = DatasourcesHelperClass.getQueryPrefix(this.type);
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let isDeposit: boolean = (this.type == "deposit");
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let parametersFull;
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let refineQueryFull;
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if(isDeposit) {
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parametersFull = datasourceQueryPrefix +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' and (':'') + parameters +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' ) ':'');
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refineQueryFull = refineFieldsFilterQuery;
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} else {
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parametersFull = parameters;
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refineQueryFull = refineFieldsFilterQuery+(refineFieldsFilterQuery.length > 0 && datasourceQueryPrefix.length >0 ? "&" : "")+(datasourceQueryPrefix.length>0 ? "fq=" : "")+datasourceQueryPrefix;
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}
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let filterQueries;
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let filterIds = [];
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let fields = this.searchPage.getFields();
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for(let filter of this.searchPage.URLCreatedFilters) {
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filterIds.push(filter.filterId);
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fields = fields.filter(field => field != filter.filterId);
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}
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if(filterIds.length > 0) {
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filterQueries = zip(this._searchDataProvidersService.advancedSearchDataproviders(parametersFull, page, size, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery(filterIds) : null, filterIds, refineQueryFull, isDeposit, false),
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this._searchDataProvidersService.advancedSearchDataproviders(parametersFull, page, size, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery(fields) : null, fields, refineQueryFull, isDeposit, true)
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);
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} else {
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filterQueries = this._searchDataProvidersService.advancedSearchDataproviders(parametersFull, page, size, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery(fields) : null, fields, refineQueryFull, isDeposit, true)
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}
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this.searchFiltersSub = filterQueries.subscribe(
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data => {
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let totalResults = filterIds.length > 0 ? data[0][0] : data[0];
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let filters = filterIds.length > 0 ? data[0][2].concat(data[1][2]) : data[2];
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this.filtersReturned(refine, filters, totalResults, page);
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},
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err => {
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this.filters = this.searchPage.prepareFiltersToShow([], 0);
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this.staticFilters = this.searchPage.prepareStaticFiltersToShow();
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this.handleError("Error getting refine filters for "+OpenaireEntities.DATASOURCES+": ", err);
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this.searchUtils.refineStatus = this.errorMessages.getErrorCode(err.status);
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this.disableRefineForms = false;
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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils})
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}
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);
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}
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}
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public filtersReturned(refine: boolean, filters: Filter[], totalResults, page: number) {
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if (refine) {
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this.filters = this.searchPage.prepareFiltersToShow(filters, totalResults);
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this.staticFilters = this.searchPage.prepareStaticFiltersToShow();
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}
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this.searchUtils.refineStatus = this.errorCodes.DONE;
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if(totalResults == 0) {
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this.searchUtils.refineStatus = this.errorCodes.NONE;
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}
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if (this.searchUtils.refineStatus == this.errorCodes.DONE) {
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// Page out of limit!!!
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let totalPages: any = 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.refineStatus = this.errorCodes.OUT_OF_BOUND;
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}
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}
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if(this.searchUtils.refineStatus != this.errorCodes.DONE && this.searchUtils.status != this.searchUtils.refineStatus) {
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if (this.searchResultsSub) {
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this.searchResultsSub.unsubscribe();
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}
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this.resultsReturned(refine, [], totalResults, page);
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}
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this.disableRefineForms = false;
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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils})
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}
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public getResults(parameters:string, page: number, size: number, refine: boolean, refineFieldsFilterQuery = null){
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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 ? ("&fq=("+parameters) : "") + (parameters ? ")" : "");
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this.csvParams += (refineFieldsFilterQuery ? refineFieldsFilterQuery : "");
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this.searchUtils.status = this.errorCodes.LOADING;
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this.disableForms = true;
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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
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this.results = [];
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this.searchUtils.totalResults = 0;
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let datasourceQueryPrefix = DatasourcesHelperClass.getQueryPrefix(this.type);
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let isDeposit: boolean = (this.type == "deposit");
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let parametersFull;
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let refineQueryFull;
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if(isDeposit) {
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parametersFull = datasourceQueryPrefix +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' and (':'') + parameters +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' ) ':'');
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refineQueryFull = refineFieldsFilterQuery;
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} else {
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parametersFull = parameters;
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refineQueryFull = refineFieldsFilterQuery+(refineFieldsFilterQuery.length > 0 && datasourceQueryPrefix.length >0 ? "&" : "")+(datasourceQueryPrefix.length>0 ? "fq=" : "")+datasourceQueryPrefix;
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}
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this.searchResultsSub = this._searchDataProvidersService.advancedSearchDataproviders( parametersFull, page, size, this.properties, null, this.searchPage.getFields(), refineQueryFull, isDeposit).subscribe(
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data => {
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let totalResults = data[0];
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let results = data[1];
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this.resultsReturned(refine, results, totalResults, page);
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},
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err => {
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//console.log(err);
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this.handleError("Error getting "+OpenaireEntities.DATASOURCES, 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.NOT_AVAILABLE;
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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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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
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this.searchPage.hideFilters = false;
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}
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);
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}
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}
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public resultsReturned(refine: boolean, results: any, totalResults, page: number) {
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this.searchUtils.totalResults = totalResults;
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this.results = results;
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if(!refine) {
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this.searchPage.buildPageURLParameters(this.filters, [], this.staticFilters, false);
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}
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this.searchPage.hideFilters = false;
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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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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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if(this.searchUtils.status != this.errorCodes.DONE && this.searchUtils.refineStatus != this.searchUtils.status) {
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if(this.searchFiltersSub) {
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this.searchFiltersSub.unsubscribe();
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}
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this.filtersReturned(refine, [], totalResults, page);
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}
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this.disableForms = false;
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this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
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}
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private handleError(message: string, error) {
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console.error(OpenaireEntities.DATASOURCES+" advanced Search Page: "+message, error);
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}
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public filterRequestedAll(oldFilter: Filter) {
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let fieldsStr: string = "&fields=" + oldFilter.filterId+"&refine=true";
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this.searchFiltersSub = this._searchDataProvidersService.advancedSearchDataproviders(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), 1, 0, properties, fieldsStr, [oldFilter.filterId], this.refineQuery).subscribe(
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// this.searchFiltersSub = this._refineFieldsResultsService.getAllRefineFieldResultsByFieldName(oldFilter.filterId, this.entityType, this.properties, this.refineQuery).subscribe(
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res => {
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let filter: Filter = res[2][0];
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if(filter.values.length == 0) {
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filter = oldFilter;
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filter.countAllValues = 0;
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} else {
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filter.countAllValues = filter.values.length;
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// console.log(filter);
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for (let value of filter.values) {
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for (let oldValue of oldFilter.values) {
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if (oldValue.id == value.id && oldValue.selected) {
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value.selected = true;
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break;
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}
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}
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}
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}
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let index: number = this.filters.findIndex((fltr: Filter) => fltr.filterId == filter.filterId);
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filter.isViewAllOpen = true;
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this.filters[index] = filter;
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this.cdr.detectChanges();
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},
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error => {
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let index: number = this.filters.findIndex((fltr: Filter) => fltr.filterId == oldFilter.filterId);
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oldFilter.countAllValues = 0;
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this.filters[index] = oldFilter;
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this.cdr.detectChanges();
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}
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)
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}
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}
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