366 lines
12 KiB
TypeScript
366 lines
12 KiB
TypeScript
import {Component, ElementRef, EventEmitter, Input, Output} from '@angular/core';
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import {SearchProjectsService} from '../../services/searchProjects.service';
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import {ProjectService} from '../../landingPages/project/project.service';
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import {ClaimEntity, ClaimProject} from './claimHelper.class';
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import {EnvProperties} from '../../utils/properties/env-properties';
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import {ErrorCodes} from '../../utils/properties/errorCodes';
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import {StringUtils} from "../../utils/string-utils.class";
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import {Filter, Value} from "../../searchPages/searchUtils/searchHelperClasses.class";
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import {RangeFilter} from "../../utils/rangeFilter/rangeFilterHelperClasses.class";
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import {SearchFields} from "../../utils/properties/searchFields";
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import {NewSearchPageComponent} from "../../searchPages/searchUtils/newSearchPage.component";
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import {Subscriber} from "rxjs";
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declare var UIkit:any;
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@Component({
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selector: 'claim-projects-search-form',
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templateUrl:'claimProjectSearchForm.component.html',
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})
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export class ClaimProjectsSearchFormComponent {
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ngOnInit() {
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// this.getFunders();
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// this.search(this.page, this.size);
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}
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// @ViewChild (ModalLoading) loading : ModalLoading ;
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// @Input() public inline: boolean = false ; // for claimed started from landing pages
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public query = '';
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@Input() public selectedProjects:ClaimEntity[]=[] ;
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public elementRef;
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// public funders:string[];
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// public selectedFunderId:string ="0";
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// selectedFunderName:string ="Select funder:";
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@Output() projectSelected = new EventEmitter();
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@Input() public properties:EnvProperties;
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@Input() public inlineClaim:boolean=false;
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@Input() localStoragePrefix:string = "";
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@Input() basketLimit;
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public errorCodes:ErrorCodes = new ErrorCodes();
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public projects:string[];
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public warningMessage = "";
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openaireResults:ClaimEntity[] = [];
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openaireResultsNum: number ;
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openaireResultsPage : number = 1;
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openaireResultsStatus:number = this.errorCodes.NONE;
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page : number = 1;
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size:number = 5;
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keyword:string = '';
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showResults = false;
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// public openaireRefineFields: string[] = ["relfunder", "relproject", "resultbestaccessright", "instancetypename", "resultlanguagename", "community"];
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// public openaireRefineFieldsQuery: string = "&refine=true&fields=funder&fields=projectstartyear&fields=projectendyear&fields=projectecsc39";
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public refineFields: string[] = ["funder"];
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public refineFieldsQuery: string = "&refine=true&fields=funder";
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filters = [];
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prevFilters = [];
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// startYear = "";
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// endYear = "";
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public rangeFilters: RangeFilter[] = [];
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public searchFields: SearchFields = new SearchFields();
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public rangeFields:string[][] = this.searchFields.PROJECT_RANGE_FIELDS;
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constructor(private _service: ProjectService, private _projectService: SearchProjectsService, myElement: ElementRef) {
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this.elementRef = myElement;
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this.rangeFilters = RangeFilter.parse(this.rangeFields,"project");
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}
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sub;
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ngOnDestroy() {
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if (this.sub instanceof Subscriber) {
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this.sub.unsubscribe();
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}
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}
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search(page,size) {
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if(this.keyword.length == 0){
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this.showResults =false;
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return;
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}
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this.showResults =true;
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this.openaireResults = [];
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this.openaireResultsStatus = this.errorCodes.LOADING;
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this.prevFilters = this.filters;
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//searchProjects (params: string, refineParams:string, page: number, size: number, refineFields:string[] , properties:EnvProperties ):any {
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this.sub = this._projectService.searchProjects(this.createOpenaireQueryParams(),(page==1)? this.refineFieldsQuery:null, page, size, (page==1)?this.refineFields:[], this.properties).subscribe(
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data => {
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if(data != null) {
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this.openaireResultsPage=page;
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this.openaireResultsNum = data[0];
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this.openaireResults =ClaimProjectsSearchFormComponent.openaire2ClaimEntity(data[1], this.properties);
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if(data[2] && data[2].length > 0){
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this.filters = this.checkSelectedFilters( data[2], this.prevFilters);
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}
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this.openaireResultsStatus = this.errorCodes.DONE;
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if(this.openaireResultsNum == 0){
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this.openaireResultsStatus = this.errorCodes.NONE;
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}
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}else {
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this.openaireResultsStatus = this.errorCodes.ERROR;
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}
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},
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err => {
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this.openaireResultsStatus = this.errorCodes.ERROR;
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//console.log(err.status);
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ClaimProjectsSearchFormComponent.handleError("Error getting projects by keyword: "+this.keyword, err);
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}
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);
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}
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// select(entity){
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// if(this.selectedProjects.length > 50){
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// UIkit.notification({
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// message : 'Your basket exceeds the number of allowed projects (50)',
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// status : 'warning',
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// timeout : 1500,
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// pos : 'top-center'
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// });
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// return;
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// }
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// this.query = "";
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// // this.searchTermStream.next(this.query); //clear
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// entity = entity.value;
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// // var project: ClaimProject = new ClaimProject();
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// // project.funderId = entity.funderId;
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// // project.funderName = entity.funderName;
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// // project.id = entity.id;
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// // project.projectName = entity.projectName;
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// // project.projectAcronym = entity.projectAcronym;
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// // project.startDate = entity.startDate;
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// // project.endDate = entity.endDate;
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// // project.code = entity.code;
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// // project.jurisdiction = entity.jurisdiction;
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// // project.fundingLevel0 = entity.fundingLevel0;
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//
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//
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// var index:number =this.selectedProjects.indexOf(entity);
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// var found:boolean = false;
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// this.warningMessage = "";
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//
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// for (var _i = 0; _i < this.selectedProjects.length; _i++) {
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// let project = this.selectedProjects[_i];
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// if(entity.id == project.id){
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// found=true;
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// this.warningMessage = "Project already in your basket";
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// }
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// }
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//
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// if (!found) {
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// this.selectedProjects.push(entity);
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// if(this.selectedProjects != null){
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// localStorage.setItem(this.localStoragePrefix + "projects", JSON.stringify(this.selectedProjects));
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// }
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// this.projectSelected.emit({
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// value: true
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// });
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//
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// }
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// }
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/* static showItem(item):string{
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return ((item.field[1]['@value'])?item.field[1]['@value']+" - ":"" ) + item.field[3]['@value'];
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}*/
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remove(item){
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let index:number =this.selectedProjects.indexOf(item);
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if (index > -1) {
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this.selectedProjects.splice(index, 1);
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}
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}
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/* handleClick(event){
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var clickedComponent = event.target;
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var inside = false;
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do {
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if (clickedComponent === this.elementRef.nativeElement) {
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inside = true;
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}
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clickedComponent = clickedComponent.parentNode;
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} while (clickedComponent);
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}*/
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static openaire2ClaimEntity(items, properties:EnvProperties){
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const projects: ClaimEntity[] = [];
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for(const item of items){
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const entity: ClaimEntity = new ClaimEntity();
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entity.project = new ClaimProject();
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entity.project.funderId = item.funderId;
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entity.project.funderName = item.funderShortname;
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entity.id = item.id;
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entity.project.url = properties.searchLinkToProject + entity.id;
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entity.title = item.title.name;
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entity.project.acronym = item.acronym;
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entity.project.startDate = item.startYear;
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entity.project.endDate = item.endYear;
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entity.project.code = item.code;
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entity.project.jurisdiction = item.jurisdiction;
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entity.project.fundingLevel0 = item.fundingLevel0;
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entity.type="project";
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projects.push(entity);
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}
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return projects;
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}
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private openaireResultsPageChange($event) {
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this.openaireResultsPage=$event.value;
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this.openaireResults = [];
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this.search(this.openaireResultsPage,this.size);
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}
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private static handleError(message: string, error) {
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console.error("Claim project search form (component): "+message, error);
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}
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createOpenaireQueryParams():string {
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let query = "";
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if(this.keyword.length > 0){
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query += "q=" + StringUtils.quote(StringUtils.URIEncode(this.keyword));
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}
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/*if(this.startYear.length > 0 ){
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query+='&fq=projectstartyear exact \"'+this.startYear+'\"'
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}
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if(this.endYear.length > 0 ){
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query+='&fq=projectendyear exact \"'+this.endYear+'\"'
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}*/
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let allFqs = "";
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for (let filter of this.filters){
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if(filter.countSelectedValues > 0){
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let count_selected=0;
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let fq = "";
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for (let value of filter.values){
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if(value.selected == true){
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count_selected++;
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fq+=(fq.length > 0 ? " " + filter.filterOperator + " ":"" ) + filter.filterId + " exact " + (StringUtils.quote(value.id));
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}
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}
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if(count_selected > 0){
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fq="&fq="+StringUtils.URIEncode(fq);
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allFqs += fq;
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}
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}
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}
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for (let i=0; i<this.rangeFilters.length; i++){
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let filter = this.rangeFilters[i];
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//selectedFromValue, selectedToValue, equalityOp, equalityOpFrom, equalityOpTo, filterOp ){
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allFqs+= NewSearchPageComponent.createRangeFilterQuery(this.rangeFields[i],filter.selectedFromValue, filter.selectedToValue, " within ", ">=" ,"<=", "and" )
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}
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return query+allFqs;
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}
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public yearChanged() {
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this.search(this.page, this.size);
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}
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filterChanged($event) {
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this.search(this.page, this.size);
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}
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public checkSelectedFilters(filters:Filter[], prevFilters:Filter[]){
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for(let i=0; i< filters.length ; i++){
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let filter:Filter = filters[i];
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filter.countSelectedValues = 0;
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let prevFilterSelectedValues:string[] = [];
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for(let j=0; j< prevFilters.length ; j++){
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if(filters[i].filterId == prevFilters[j].filterId){
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if(prevFilters[j].countSelectedValues >0){
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for(let filterValue of prevFilters[j].values) {
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if(filterValue.selected){
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prevFilterSelectedValues.push(filterValue.id);
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}
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}
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}
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break;
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}
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}
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for(let filterValue of filter.values) {
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if(prevFilterSelectedValues.indexOf(filterValue.id) > -1) {
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filterValue.selected = true;
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filter.countSelectedValues++;
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}
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}
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}
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return filters;
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}
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totalPages(totalResults: number): number {
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let totalPages:any = totalResults/(this.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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return totalPages;
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}
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getSelectedValues(filter): any {
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var selected = [];
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if (filter.countSelectedValues > 0) {
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for (var i = 0; i < filter.values.length; i++) {
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if (filter.values[i].selected) {
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selected.push(filter.values[i]);
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}
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}
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}
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return selected;
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}
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dateFilterChanged(filter:RangeFilter) {
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if (filter.selectedFromValue && filter.selectedToValue) {
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filter.selectedFromAndToValues = filter.selectedFromValue + "-" + filter.selectedToValue;
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} else if (filter.selectedFromValue) {
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filter.selectedFromAndToValues = "From " + filter.selectedFromValue;
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} else if (filter.selectedToValue) {
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filter.selectedFromAndToValues = "Until " + filter.selectedToValue;
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}
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this.filterChanged(null);
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}
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private removeFilter(value: Value, filter: Filter) {
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filter.countSelectedValues--;
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if (value.selected == true) {
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value.selected = false;
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}
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// this.search(false);
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this.filterChanged(null);
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}
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public countFilters(): number {
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let filters = 0;
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for (let filter of this.filters) {
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if (filter.countSelectedValues > 0) {
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filters += filter.countSelectedValues;
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}
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}
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for (let filter of this.rangeFilters) {
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if (filter.selectedFromValue || filter.selectedToValue) {
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filters += 1;
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}
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}
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return filters;
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}
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private clearFilters() {
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for (let i = 0; i < this.filters.length; i++) {
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for (let j = 0; j < this.filters[i].countSelectedValues; j++) {
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if (this.filters[i].values[j].selected) {
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this.filters[i].values[j].selected = false;
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}
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this.filters[i].countSelectedValues = 0;
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}
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}
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for(let filter of this.rangeFilters){
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this.removeRangeFilter(filter);
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}
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this.filterChanged(null);
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}
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public removeRangeFilter(filter: RangeFilter) {
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filter.selectedFromValue = null;
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filter.selectedToValue = null;
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filter.selectedFromAndToValues = null;
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this.filterChanged(null);
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}
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}
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