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import {Component, Input, ViewChild} from '@angular/core';
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import {Observable} from 'rxjs';
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import { Router, ActivatedRoute} from '@angular/router';
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import {Filter, Value,AdvancedField} 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 {ErrorMessagesComponent} from '../../utils/errorMessages.component';
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import {AdvancedSearchPageComponent} from '../searchUtils/advancedSearchPage.component';
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import {SearchFields, FieldDetails} 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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@Component({
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selector: 'advanced-search-publications',
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template: `
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<advanced-search-page pageTitle="Advanced Search for Publications" entityType="publication"
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type="publications"
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[(results)] = "results"
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[(searchUtils)] = "searchUtils"
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[(fieldIds)]="fieldIds" [(fieldIdsMap)]="fieldIdsMap" [(selectedFields)]="selectedFields"
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(queryChange)="queryChanged($event)"
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[csvParams]="csvParams" csvPath="publications" simpleSearchLink="/search/find/publications"
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[disableForms]="disableForms"
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[loadPaging]="loadPaging"
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[oldTotalResults]="oldTotalResults"
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[(openaireLink)]=openaireLink
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[(connectCommunityId)]=connectCommunityId [piwikSiteId]=piwikSiteId
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searchFormClass="publicationsSearchForm"
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[(sort)]=sort >
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</advanced-search-page>
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`
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})
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export class AdvancedSearchPublicationsComponent {
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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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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.RESULT_ADVANCED_FIELDS;
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public fieldIdsMap= this.searchFields.RESULT_FIELDS;
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public selectedFields:AdvancedField[] = [];
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public resourcesQuery = "((oaftype exact result) and (resulttypeid exact publication))";
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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() customFilter:SearchCustomFilter= null;
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public pagingLimit: number = 0;
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public isPiwikEnabled;
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public sort: boolean = true;
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properties:EnvProperties;
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@ViewChild (AdvancedSearchPageComponent) searchPage : AdvancedSearchPageComponent ;
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constructor (private route: ActivatedRoute, private _searchPublicationsService: SearchPublicationsService ) {
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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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}
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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.searchUtils.baseUrl = data.envSpecific.searchLinkToAdvancedPublications;
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this.pagingLimit = data.envSpecific.pagingLimit;
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this.isPiwikEnabled = data.envSpecific.enablePiwikTrack;
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});
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//var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.LOADING;
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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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let page = (params['page']=== undefined)?1:+params['page'];
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this.searchUtils.page = ( page <= 0 ) ? 1 : 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.fieldIds = this.fieldIds;
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this.selectedFields =[];
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this.searchPage.selectedFields = this.selectedFields;
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this.searchPage.fieldIdsMap = this.fieldIdsMap;
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this.searchPage.connectCommunityId = this.connectCommunityId;
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this.searchPage.customFilter = this.customFilter;
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this.searchPage.getSelectedFiltersFromUrl(params);
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this.getResults(this.searchPage.createQueryParameters(), this.searchUtils.page, this.searchUtils.size, this.searchUtils.sortBy);
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});
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}
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ngOnDestroy() {
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this.sub.unsubscribe();
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}
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sub: any;
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public getResults(parameters:string, 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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if(parameters!= null && parameters != '' ) {
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this.csvParams ="&fq=("+this.resourcesQuery +" and (" + parameters + "))";
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}else{
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this.csvParams ="&fq="+this.resourcesQuery;
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}
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//var errorCodes:ErrorCodes = new ErrorCodes();
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this.searchUtils.status = this.errorCodes.LOADING;
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//this.searchPage.openLoading();
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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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//console.info("Advanced Search for Publications: Execute search query "+parameters);
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this._searchPublicationsService.advancedSearchPublications(parameters, page, size, sortBy, 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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this.searchPage.updateBaseUrlWithParameters();
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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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this.handleError("Error getting publications", 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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}
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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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//this.getResults(parameters, this.searchUtils.page,this.searchUtils.size, this.searchUtils.sortBy);
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//console.info("queryChanged: Execute search query "+parameters);
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}
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private handleError(message: string, error) {
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console.error("Publications advanced Search Page: "+message, error);
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}
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}
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