openaire-library/searchPages/searchResearchResults.compo...

572 lines
25 KiB
TypeScript

import {ChangeDetectorRef, Component, EventEmitter, Input, Output, ViewChild} from '@angular/core';
import {ActivatedRoute, Router} from '@angular/router';
import {AdvancedField, Filter} from './searchUtils/searchHelperClasses.class';
import {SearchResearchResultsService} from '../services/searchResearchResults.service';
import {ErrorCodes} from '../utils/properties/errorCodes';
import {ErrorMessagesComponent} from '../utils/errorMessages.component';
import {OpenaireEntities, SearchFields} from '../utils/properties/searchFields';
import {SearchCustomFilter, SearchUtilsClass} from './searchUtils/searchUtils.class';
import {EnvProperties} from '../utils/properties/env-properties';
import {NewSearchPageComponent, SearchForm} from "./searchUtils/newSearchPage.component";
import {RangeFilter} from "../utils/rangeFilter/rangeFilterHelperClasses.class";
import {properties} from "../../../environments/environment";
import {ContextsService} from "../claims/claim-utils/service/contexts.service";
import {StringUtils} from "../utils/string-utils.class";
import {RefineResultsUtils} from "../services/servicesUtils/refineResults.class";
import {RefineFieldResultsService} from "../services/refineFieldResults.service";
@Component({
selector: 'search-research-results',
template: `
<new-search-page
pageTitle="{{pageTitlePrefix}}{{(simpleView?'':'Advanced ')}} Search for {{ getEntityName(resultType, true, true) | titlecase }}"
[entityType]="resultType"
[type]="getEntityName(resultType, true, true)"
[results]="results"
[searchUtils]="searchUtils"
[sortedByChanged]="searchUtils.sortBy"
[fieldIds]="fieldIds" [fieldIdsMap]="fieldIdsMap" [selectedFields]="selectedFields"
[staticFields]="staticFields" [staticFilters]="staticFilters"
[staticFieldValues]="staticFieldValues"
[csvParams]="csvParams" [csvPath]="getEntityFileName(resultType)"
[simpleSearchLink]="simpleSearchLink" [advancedSearchLink]="advancedSearchLink"
[disableForms]="disableForms"
[disableRefineForms]="disableRefineForms"
[loadPaging]="loadPaging"
[oldTotalResults]="oldTotalResults"
[openaireLink]=openaireLink [hasPrefix]="hasPrefix"
[searchForm]="searchForm"
[filters]="filters" [quickFilter]="quickFilter"
[rangeFilters]="rangeFilters" [rangeFields]="rangeFields"
[orderedFilters]="orderedFilters"
[simpleView]="simpleView" formPlaceholderText="Search by title, author, abstract, DOI, orcid..."
[includeOnlyResultsAndFilter]="includeOnlyResultsAndFilter" [showBreadcrumb]="showBreadcrumb"
[showSwitchSearchLink]="showSwitchSearchLink"
[stickyForm]="stickyForm"
(filterRequestAll)="filterRequestedAll($event)"
>
</new-search-page>
`
})
export class SearchResearchResultsComponent {
@Input() resultType: string = "result";
@Input() simpleSearchLink: string = "";
advancedSearchLink: string = "";
private errorCodes: ErrorCodes;
private errorMessages: ErrorMessagesComponent;
@Input() hasPrefix: boolean = true;
@Input() searchForm: SearchForm = {class: 'search-form', dark: true};
public results = [];
public filters = [];
public rangeFilters: RangeFilter[] = [];
public searchUtils: SearchUtilsClass = new SearchUtilsClass();
public searchFields: SearchFields = new SearchFields();
public fieldIds: string[] = this.searchFields.getResultAdvancedFields();
public fieldIdsMap = this.searchFields.RESULT_FIELDS;
public rangeFields: string[][] = this.searchFields.RESULT_RANGE_FIELDS;
public selectedFields: AdvancedField[] = [];
public staticFields: string[] = this.searchFields.RESULT_STATIC_FIELDS;
public staticFieldValues = this.searchFields.RESULT_STATIC_FIELD_VALUES;
public staticFilters = RefineResultsUtils.parse(this.staticFieldValues, this.staticFields, this.resultType, "search", true);
public orderedFilters;
public resourcesQuery = "((oaftype exact result) and (resulttypeid exact " + this.resultType + "))";
public csvParams: string;
public disableForms: boolean = false;
public disableRefineForms: boolean = false;
public loadPaging: boolean = true;
public oldTotalResults: number = 0;
@Input() openaireLink: string = null;
@Input() customFilters: SearchCustomFilter[] = null;
@Input()
set customFilter(customFilter: SearchCustomFilter | SearchCustomFilter[]) {
if(!Array.isArray(customFilter)) {
this.customFilters = [customFilter];
}else{
this.customFilters = customFilter;
}
}
public pagingLimit: number = 0;
properties: EnvProperties = properties;
public openaireEntities = OpenaireEntities;
public refineFields: string[] = this.searchFields.RESULT_REFINE_FIELDS;
public orderedFields = this.searchFields.RESULT_FIELDS_ORDERED;
@ViewChild(NewSearchPageComponent, { static: true }) searchPage: NewSearchPageComponent;
@Input() simpleView: boolean = true;
quickFilter: { filter: Filter, selected: boolean, filterId: string, value: string } = {
filter: null,
selected: true,
filterId: "resultbestaccessright",
value: "Open Access"
};
@Input() includeOnlyResultsAndFilter: boolean = false;
@Input() showBreadcrumb: boolean = false;
@Output() searchPageUpdates = new EventEmitter();
@Input() showSwitchSearchLink: boolean = true;
subs: any[] = [];
searchResultsSub: any;
searchFiltersSub: any;
@Input() stickyForm:boolean = false;
private timeoutId;
private promise: Promise<void> = null;
private publicCommunities = null;
@Input() usedBy: string = "search";
@Input() orcidQuery: string = "";
@Input() identifiers: string[] = [];
@Input() pageTitlePrefix: string = "";
private refineQuery: string = "";
constructor(private route: ActivatedRoute, private _router: Router,
private _searchResearchResultsService: SearchResearchResultsService,
private _refineFieldsResultsService: RefineFieldResultsService,
private _contextService: ContextsService,
private cdr: ChangeDetectorRef) {
this.results = [];
this.errorCodes = new ErrorCodes();
this.errorMessages = new ErrorMessagesComponent();
this.searchUtils.status = this.errorCodes.LOADING;
this.searchUtils.refineStatus = this.errorCodes.LOADING;
this.getPublicCommunities();
this.searchFields.sortFieldsByName(this.fieldIds, this.fieldIdsMap);
}
getRoute(){
return this._router.url.split("?")[0];
}
ngOnInit() {
//TODO add checks about which result types are enabled!
this.pagingLimit = this.properties.pagingLimit;
if (!this.simpleSearchLink) {
this.simpleSearchLink = this.properties.searchLinkToResults;
}
this.advancedSearchLink = this.properties.searchLinkToAdvancedResults;
this.searchUtils.baseUrl = this.getRoute();//(this.simpleView) ? this.simpleSearchLink : this.advancedSearchLink;
this.searchUtils.status = this.errorCodes.LOADING;
var firstLoad = true;
this.subs.push(this.route.queryParams.subscribe(params => {
if(this.usedBy == "orcid"){
this.searchPage.usedBy = "orcid";
}
//this.subs.push(this.route.queryParams.switchMap(params => {
this.loadPaging = true;
if (params['page'] && this.searchUtils.page != params['page']) {
this.loadPaging = false;
this.oldTotalResults = this.searchUtils.totalResults;
}
var refine = true;
if(this.searchPage.searchUtils.refineStatus == this.errorCodes.DONE) {
if (params['page'] != undefined && this.filters && !firstLoad && this.searchUtils.page != +params['page']) {
refine = false;
}
if (params['sortBy'] != undefined && this.filters && !firstLoad && this.searchUtils.sortBy != params['sortBy']) {
refine = false;
}
if (params['size'] != undefined && this.filters && !firstLoad && this.searchUtils.size != params['size']) {
refine = false;
}
}
let page = (params['page'] === undefined) ? 1 : +params['page'];
this.searchUtils.page = (page <= 0) ? 1 : page;
this.searchUtils.validateSize(params['size']);
this.searchUtils.sortBy = (params['sortBy']) ? params['sortBy'] : '';
if (this.searchUtils.sortBy && this.searchUtils.sortBy != "resultdateofacceptance,descending" && this.searchUtils.sortBy != "resultdateofacceptance,ascending"
&& this.searchUtils.sortBy != "citation_count,descending" && this.searchUtils.sortBy != "popularity,descending"
&& this.searchUtils.sortBy != "influence,descending" && this.searchUtils.sortBy != "impulse,descending") {
this.searchUtils.sortBy = "";
}
this.selectedFields = [];
this.searchPage.prepareSearchPage(this.fieldIds, this.selectedFields, this.refineFields, this.rangeFields, this.staticFields, this.fieldIdsMap,this.customFilters,params, this.resultType, this.quickFilter);
if(refine) {
this._getFilters(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), this.searchUtils.page, 0, "", true, this.searchPage.getSearchAPIQueryForRangeFields(params)+this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad));
} else {
this.searchUtils.refineStatus = this.errorCodes.DONE;
}
this._getResults(this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), this.searchUtils.page, this.searchUtils.size, this.searchUtils.sortBy, refine, this.searchPage.getSearchAPIQueryForRangeFields(params) + this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad));
firstLoad = false;
this.refineQuery = this.searchPage.getSearchAPIQueryForRangeFields(params)+this.searchPage.getSearchAPIQueryForRefineFields(params, firstLoad);
}));
}
ngOnDestroy() {
if(this.searchResultsSub) {
this.searchResultsSub.unsubscribe();
}
if(this.searchFiltersSub) {
this.searchFiltersSub.unsubscribe();
}
for (let sub of this.subs) {
sub.unsubscribe();
}
}
public getPublicCommunities() {
this.promise = new Promise<void>(resolve => {
this._contextService.getPublicCommunitiesByState().subscribe(
data => {
if(this.publicCommunities == null) {
this.publicCommunities = data.map(value => value.id);
}
resolve();
},
error => {
this.handleError("Error getting communities status", error);
resolve();
});
});
}
racePromiseWithTimeout() {
const timeoutPromise = new Promise<void>((_, reject) => {
this.timeoutId = setTimeout(() => {
this.publicCommunities = [];
reject(new Error('Request timed out'));
}, 300);
});
return Promise.race([this.promise, timeoutPromise]);
}
public _getFilters(parameters: string, page: number, size: number, sortBy: string, refine: boolean, refineFieldsFilterQuery = null) {
if(this.usedBy == "orcid" && this.orcidQuery) {
parameters += (parameters ? ' and ' : '') + "(" + this.orcidQuery + ")";
}
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});
this.searchFiltersSub = this._searchResearchResultsService.advancedSearchResults(this.resultType, parameters, page, size, sortBy, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery() : null, this.searchPage.getFields(), refineFieldsFilterQuery, true)
// this.subs.push(this._searchResearchResultsService.advancedSearchResults(this.resultType, parameters, page, size, sortBy, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery() : null, this.searchPage.getFields(), refineFieldsFilterQuery)
//.switchMap(
.subscribe(
data => {
let totalResults = data[0];
let filters = data[2];
// if (refine) {
// this.filters = this.searchPage.prepareFiltersToShow(filters, totalResults);
// this.rangeFilters = this.searchPage.prepareRangeFiltersToShow();
// }
//
// this.searchUtils.refineStatus = this.errorCodes.DONE;
//
// this.disableRefineForms = false;
this.filtersReturned(refine, filters, totalResults, page);
this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils})
},
err => {
this.filters = this.searchPage.prepareFiltersToShow([], 0);
this.rangeFilters = this.searchPage.prepareRangeFiltersToShow();
this.staticFilters = this.searchPage.prepareStaticFiltersToShow();
this.handleError("Error getting refine filters for " + this.getEntityName(this.resultType, true, true), 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 async filtersReturned(refine: boolean, filters: Filter[], totalResults, page: number) {
if(!this.timeoutId) {
try {
await this.racePromiseWithTimeout();
} catch (error) {
this.handleError("Getting communities status was over 300ms - timeout", error);
} finally {
clearTimeout(this.timeoutId);
}
}
let communitiesFilter = filters.find(filters => filters.filterId == "community");
if(communitiesFilter && this.publicCommunities && this.publicCommunities.length > 0) {
communitiesFilter.values = communitiesFilter.values.filter(value => {
let valueId = "";
if(value.id) {
let idArray = value.id.split("||");
if(idArray) {
valueId = idArray[0];
}
}
//for(let publicCom of this.publicCommunities) {
//if(valueId && publicCom['id'] == valueId) {
if(valueId && this.publicCommunities.includes(valueId)) {
return true;
//}
}
});
}
if (refine) {
this.filters = this.searchPage.prepareFiltersToShow(filters, totalResults);
this.rangeFilters = this.searchPage.prepareRangeFiltersToShow();
this.staticFilters = this.searchPage.prepareStaticFiltersToShow();
if(this.orderedFields) {
this.orderedFilters = [];
for(let group of this.orderedFields) {
if (group.type == "refine") {
let groupedFilters = {title: group.title, values: []};
for (let field of group.values) {
let index = this.filters.findIndex(filter => filter.filterId == field);
if (index > -1) {
groupedFilters.values.push(this.filters[index]);
}
}
if (groupedFilters.values.length > 0) {
this.orderedFilters.push(groupedFilters);
}
} else if (group.type == "range") {
let groupedFilters = {title: group.title, values: []};
let from = group.values[0];
let to = group.values[1];
let index = this.rangeFilters.findIndex(filter => filter.originalFilterIdFrom == from && filter.originalFilterIdTo == to);
if (index > -1) {
groupedFilters.values.push(this.rangeFilters[index]);
this.orderedFilters.push(groupedFilters);
}
} else if (group.type == "static") {
let groupedFilters = {title: group.title, values: []};
for (let field of group.values) {
let index = this.staticFilters.findIndex(filter => filter.filterId == field);
if (index > -1) {
groupedFilters.values.push(this.staticFilters[index]);
}
}
if (groupedFilters.values.length > 0) {
this.orderedFilters.push(groupedFilters);
}
}
}
}
}
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, sortBy: string, refine: boolean, refineFieldsFilterQuery = null) {
if(this.usedBy == "orcid" && this.orcidQuery) {
parameters += (parameters ? ' and ' : '') + "(" + this.orcidQuery + ")";
}
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 = (parameters ? ("&fq=(" + parameters) : "") + (parameters ? ")" : "");
this.csvParams += (refineFieldsFilterQuery ? refineFieldsFilterQuery : "");
this.searchUtils.status = this.errorCodes.LOADING;
this.disableForms = true;
this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
this.results = [];
this.searchUtils.totalResults = 0;
//this.subs.push(this._searchResearchResultsService.advancedSearchResults(this.resultType, parameters, page, size, sortBy, this.properties, (refine) ? this.searchPage.getRefineFieldsQuery() : null, this.searchPage.getFields(), refineFieldsFilterQuery)
this.searchResultsSub = this._searchResearchResultsService.advancedSearchResults(this.resultType, parameters, page, size, sortBy, this.properties, null, this.searchPage.getFields(), refineFieldsFilterQuery)
//this.subs.push(this._searchResearchResultsService.advancedSearchResults(this.resultType, parameters, page, size, sortBy, this.properties, null, this.searchPage.getFields(), refineFieldsFilterQuery)
.subscribe(
data => {
let totalResults = data[0];
let results = data[1];
// this.searchUtils.totalResults = totalResults;
// this.results = results;
// // if (refine) {
// // this.filters = this.searchPage.prepareFiltersToShow(data[2],this.searchUtils.totalResults);
// // this.rangeFilters = this.searchPage.prepareRangeFiltersToShow();
// // } else {
// if(!refine) {
// this.searchPage.buildPageURLParameters(this.filters, this.rangeFilters, false);
// }
//
// this.searchPage.hideFilters = false;
//
// this.searchUtils.status = this.errorCodes.DONE;
// if (this.searchUtils.totalResults == 0) {
// this.searchUtils.status = this.errorCodes.NONE;
// }
// this.disableForms = false;
this.resultsReturned(refine, results, totalResults, page);
},
err => {
this.handleError("Error getting " + this.getEntityName(this.resultType, true, true), 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, this.rangeFilters, this.staticFilters, 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;
this.searchPageUpdates.emit({disableForms: this.disableForms, disableRefineForms: this.disableRefineForms, searchUtils: this.searchUtils});
}
private handleError(message: string, error) {
console.error(this.getEntityName(this.resultType, true, true) + " advanced Search Page: " + message, error);
}
public getEntityName(entityType: string, plural: boolean, full: boolean): string {
return StringUtils.getEntityName(entityType, plural);
}
public getEntityFileName(entityType: string) {
return StringUtils.getEntityFileName(entityType);
}
public filterRequestedAll(oldFilter: Filter) {
let fieldsStr: string = "&fields=" + oldFilter.filterId+"&refine=true";
this.searchFiltersSub = this._searchResearchResultsService.advancedSearchResults(this.resultType, this.searchPage.getSearchAPIQueryForAdvancedSearhFields(), 1, 0, null, properties, fieldsStr, [oldFilter.filterId], this.refineQuery).subscribe(
// this.searchFiltersSub = this._refineFieldsResultsService.getAllRefineFieldResultsByFieldName(oldFilter.filterId, this.resultType, this.properties, this.refineQuery).subscribe(
res => {
// let filter: Filter = res[1][0];
let filter: Filter = res[2][0];
if(filter.values.length == 0) {
filter = oldFilter;
filter.countAllValues = 0;
} else {
filter.countAllValues = filter.values.length;
for (let value of filter.values) {
for (let oldValue of oldFilter.values) {
if (oldValue.id == value.id && oldValue.selected) {
value.selected = true;
break;
}
}
}
}
let index: number = this.filters.findIndex((fltr: Filter) => fltr.filterId == filter.filterId);
filter.isOpen = true;
filter.countSelectedValues = oldFilter.countSelectedValues;
filter.radioValue = oldFilter.radioValue;
this.filters[index] = filter;
this.updateOrderedFilter(filter);
this.cdr.detectChanges();
},
error => {
let index: number = this.filters.findIndex((fltr: Filter) => fltr.filterId == oldFilter.filterId);
oldFilter.countAllValues = 0;
this.filters[index] = oldFilter;
this.updateOrderedFilter(oldFilter);
this.cdr.detectChanges();
}
)
}
public updateOrderedFilter(filter: Filter) {
if(this.orderedFilters) {
let groupIndex = 0;
let index;
for(let group of this.orderedFilters) {
index = group.values.findIndex((fltr: Filter) => fltr.filterId == filter.filterId);
if(index != -1) {
break;
}
groupIndex++;
}
this.orderedFilters[groupIndex].values[index] = filter;
}
}
}