import {Component, EventEmitter, Input, Output, ViewChild} from '@angular/core'; import {ActivatedRoute} from '@angular/router'; import {AdvancedField, Filter} from './searchUtils/searchHelperClasses.class'; import {SearchDataprovidersService} from '../services/searchDataproviders.service'; import {ErrorCodes} from '../utils/properties/errorCodes'; import {ErrorMessagesComponent} from '../utils/errorMessages.component'; import {SearchFields} from '../utils/properties/searchFields'; import {SearchCustomFilter, SearchUtilsClass} from './searchUtils/searchUtils.class'; import {EnvProperties} from '../utils/properties/env-properties'; import {NewSearchPageComponent} from "./searchUtils/newSearchPage.component"; import {DatasourcesHelperClass} from "./searchUtils/datasourcesHelper.class"; import {properties} from "../../../environments/environment"; @Component({ selector: 'search-dataproviders', template: ` ` }) export class SearchDataProvidersComponent { private errorCodes: ErrorCodes; private errorMessages: ErrorMessagesComponent; @Input() piwikSiteId = null; @Input() customFilter:SearchCustomFilter= null; @Input() tableViewLink; public results =[]; public filters =[]; public searchUtils:SearchUtilsClass = new SearchUtilsClass(); public searchFields:SearchFields = new SearchFields(); public fieldIds: string[] = this.searchFields.DATASOURCE_ADVANCED_FIELDS; public fieldIdsMap= this.searchFields.DATASOURCE_FIELDS; public selectedFields:AdvancedField[] = []; public resourcesQuery = "(oaftype exact datasource)"; public csvParams: string; public disableForms: boolean = false; public disableRefineForms: boolean = false; public loadPaging: boolean = true; public oldTotalResults: number = 0; public pagingLimit: number = 0; public isPiwikEnabled; properties:EnvProperties; @Input() type: "all" | "registries" | "journals" | "compatible" | "deposit" = "all"; public refineFields: string[]; pageTitle; @ViewChild(NewSearchPageComponent) searchPage: NewSearchPageComponent; @Input() simpleView: boolean = true; @Input() simpleSearchLink: string = ""; advancedSearchLink: string = ""; @Input() hasPrefix: boolean = true; @Input() openaireLink: string; @Input() includeOnlyResultsAndFilter: boolean = false; @Output() searchPageUpdates = new EventEmitter(); @Input() showSwitchSearchLink:boolean; @Input() showBreadcrumb: boolean = false; subs: any[] = []; searchResultsSub: any; searchFiltersSub: any; metaDescription = []; constructor (private route: ActivatedRoute, private _searchDataProvidersService: SearchDataprovidersService ) { this.results =[]; this.errorCodes = new ErrorCodes(); this.errorMessages = new ErrorMessagesComponent(); this.searchUtils.status = this.errorCodes.LOADING; } ngOnInit() { this.refineFields = DatasourcesHelperClass.getrefineFields(this.type); this.pageTitle = DatasourcesHelperClass.getTitle(this.type); this.metaDescription = DatasourcesHelperClass.getDescription(this.type) if(this.showSwitchSearchLink == null){ this.showSwitchSearchLink = (this.type == "all"); } // this.route.data // .subscribe((data: { envSpecific: EnvProperties }) => { this.properties= properties; if (!this.simpleSearchLink) { this.simpleSearchLink = this.properties.searchLinkToDataProviders; } this.advancedSearchLink = this.properties.searchLinkToAdvancedDataProviders; this.searchUtils.baseUrl = (this.simpleView)?this.simpleSearchLink:this.advancedSearchLink; this.pagingLimit = properties.pagingLimit; this.isPiwikEnabled = properties.enablePiwikTrack; // }); let firstLoad = true; this.filters = DatasourcesHelperClass.createFilters(this.type); this.subs.push(this.route.queryParams.subscribe(params => { this.loadPaging = true; if(params['page'] && this.searchUtils.page != params['page']) { this.loadPaging = false; this.oldTotalResults = this.searchUtils.totalResults; } var refine = true; if (params['page'] != undefined && this.filters && !firstLoad && this.searchUtils.page != +params['page']) { refine = false; } if (params['size'] != undefined && this.filters && !firstLoad && this.searchUtils.size != params['size']) { refine = false; } let page = (params['page']=== undefined)?0:+params['page']; this.searchUtils.page = ( page < 1 ) ? 1 : page; this.searchUtils.size = (params['size']=== undefined)?10:+params['size']; if(this.searchUtils.size != 5 && this.searchUtils.size != 10 && this.searchUtils.size != 20 && this.searchUtils.size != 50) { this.searchUtils.size = 10; } this.searchPage.fieldIds = this.fieldIds; this.selectedFields =[]; if(this.type == "deposit"){ this.searchPage.keywordFields = this.searchFields.DEPOSIT_DATASOURCE_KEYWORD_FIELDS; this.searchPage.usedBy = "deposit"; } // console.log(this.refineFields) this.searchPage.prepareSearchPage(this.fieldIds, this.selectedFields, this.refineFields, [], this.fieldIdsMap,this.customFilter,params, "dataprovider"); if(refine && (this.type == "all" || this.type == "deposit")) { this._getFilters(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), this.searchUtils.page, 0, true, this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad)); } else if(refine) { // static filters this.searchUtils.refineStatus = this.errorCodes.LOADING; } else { this.searchUtils.refineStatus = this.errorCodes.DONE; } this.getResults(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), this.searchUtils.page, this.searchUtils.size, refine, this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad)); firstLoad = false; })); } ngOnDestroy() { if(this.searchResultsSub) { this.searchResultsSub.unsubscribe(); } if(this.searchFiltersSub) { this.searchFiltersSub.unsubscribe(); } for (let sub of this.subs) { sub.unsubscribe(); } } public _getFilters(parameters:string, page: number, size: number, refine: boolean, refineFieldsFilterQuery = null){ if (page <= this.pagingLimit || this.searchUtils.refineStatus == this.errorCodes.LOADING) { this.searchUtils.refineStatus = this.errorCodes.LOADING; this.disableRefineForms = true; this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}); let datasourceQueryPrefix = DatasourcesHelperClass.getQueryPrefix(this.type); this.searchFiltersSub = this._searchDataProvidersService.advancedSearchDataproviders( datasourceQueryPrefix +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' and (':'') + parameters +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' ) ':''), page, size, this.properties, (refine && (this.type=="all" || this.type == "deposit")) ? this.searchPage.getRefineFieldsQuery() : null, this.searchPage.getFields(), refineFieldsFilterQuery, (this.type == "deposit")) //.switchMap( .subscribe( data => { let totalResults = data[0]; let filters = data[2]; this.filtersReturned(refine, filters, totalResults, page); this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}) }, err => { this.handleError("Error getting organizations: ", err); this.searchUtils.refineStatus = this.errorMessages.getErrorCode(err.status); this.disableRefineForms = false; this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}) } ); } } public filtersReturned(refine: boolean, filters: Filter[], totalResults, page: number) { if (refine) { this.filters = this.searchPage.prepareFiltersToShow(filters, totalResults); } this.searchUtils.refineStatus = this.errorCodes.DONE; if(totalResults == 0) { this.searchUtils.refineStatus = this.errorCodes.NONE; } if (this.searchUtils.refineStatus == this.errorCodes.DONE) { // Page out of limit!!! let totalPages: any = totalResults / (this.searchUtils.size); if (!(Number.isInteger(totalPages))) { totalPages = (parseInt(totalPages, 10) + 1); } if (totalPages < page) { this.searchUtils.refineStatus = this.errorCodes.OUT_OF_BOUND; } } if(this.searchUtils.refineStatus != this.errorCodes.DONE && this.searchUtils.status != this.searchUtils.refineStatus) { if (this.searchResultsSub) { this.searchResultsSub.unsubscribe(); } this.resultsReturned(refine, [], totalResults, page); } this.disableRefineForms = false; } public getResults(parameters:string, page: number, size: number, refine: boolean, refineFieldsFilterQuery = null){ if(page > this.pagingLimit ) { size=0; } if(page <= this.pagingLimit || this.searchUtils.status == this.errorCodes.LOADING) { // if(parameters!= null && parameters != '' ) { // this.csvParams ="&fq=( "+this.resourcesQuery + "and (" + parameters + "))"; // }else{ // this.csvParams ="&fq="+this.resourcesQuery; // } // this.csvParams += (refineFieldsFilterQuery?refineFieldsFilterQuery:''); this.csvParams = (parameters ? ("&fq=("+parameters) : "") + (parameters ? ")" : ""); this.csvParams += (refineFieldsFilterQuery ? refineFieldsFilterQuery : ""); //var errorCodes:ErrorCodes = new ErrorCodes(); this.searchUtils.status = this.errorCodes.LOADING; //this.searchPage.openLoading(); this.disableForms = true; this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}); this.results = []; this.searchUtils.totalResults = 0; //console.info("Advanced Search for Content Providers: Execute search query "+parameters); let datasourceQueryPrefix = DatasourcesHelperClass.getQueryPrefix(this.type); //this._searchDataProvidersService.advancedSearchDataproviders( datasourceQueryPrefix +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' and (':'') + parameters +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' ) ':''), page, size, this.properties, (refine && (this.type=="all" || this.type == "deposit")) ? this.searchPage.getRefineFieldsQuery() : null, this.searchPage.getFields(), refineFieldsFilterQuery, (this.type == "deposit")).subscribe( this.searchResultsSub = this._searchDataProvidersService.advancedSearchDataproviders( datasourceQueryPrefix +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' and (':'') + parameters +(datasourceQueryPrefix.length > 0 && parameters.length > 0 ?' ) ':''), page, size, this.properties, null, this.searchPage.getFields(), refineFieldsFilterQuery, (this.type == "deposit")).subscribe( data => { let totalResults = data[0]; let results = data[1]; this.resultsReturned(refine, results, totalResults, page); this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}); }, err => { //console.log(err); this.handleError("Error getting content providers", err); this.searchUtils.status = this.errorMessages.getErrorCode(err.status); //TODO check erros (service not available, bad request) // if( ){ // this.searchUtils.status = errorCodes.ERROR; // } //var errorCodes:ErrorCodes = new ErrorCodes(); //this.searchUtils.status = errorCodes.NOT_AVAILABLE; /*if(err.status == '404') { this.searchUtils.status = this.errorCodes.NOT_FOUND; } else if(err.status == '500') { this.searchUtils.status = this.errorCodes.ERROR; } else { this.searchUtils.status = this.errorCodes.NOT_AVAILABLE; }*/ //this.searchPage.closeLoading(); this.disableForms = false; this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils}); this.searchPage.hideFilters = false; } ); } } public resultsReturned(refine: boolean, results: any, totalResults, page: number) { this.searchUtils.totalResults = totalResults; this.results = results; if(!refine) { this.searchPage.buildPageURLParameters(this.filters, [], false); } this.searchPage.hideFilters = false; this.searchUtils.status = this.errorCodes.DONE; if (this.searchUtils.totalResults == 0) { this.searchUtils.status = this.errorCodes.NONE; } if (this.searchUtils.status == this.errorCodes.DONE) { // Page out of limit!!! let totalPages: any = this.searchUtils.totalResults / (this.searchUtils.size); if (!(Number.isInteger(totalPages))) { totalPages = (parseInt(totalPages, 10) + 1); } if (totalPages < page) { this.searchUtils.totalResults = 0; this.searchUtils.status = this.errorCodes.OUT_OF_BOUND; } } if(this.searchUtils.status != this.errorCodes.DONE && this.searchUtils.refineStatus != this.searchUtils.status) { if(this.searchFiltersSub) { this.searchFiltersSub.unsubscribe(); } this.filtersReturned(refine, [], totalResults, page); } this.disableForms = false; } private handleError(message: string, error) { console.error("Content Providers advanced Search Page: "+message, error); } }