openaire-library/claims/claim-utils/claimProjectSearchForm.comp...

354 lines
12 KiB
TypeScript

import {Component, ElementRef, EventEmitter, Input, Output} from '@angular/core';
import {SearchProjectsService} from '../../services/searchProjects.service';
import {ProjectService} from '../../landingPages/project/project.service';
import {ClaimEntity, ClaimProject} from './claimHelper.class';
import {EnvProperties} from '../../utils/properties/env-properties';
import {ErrorCodes} from '../../utils/properties/errorCodes';
import {StringUtils} from "../../utils/string-utils.class";
import {Filter, Value} from "../../searchPages/searchUtils/searchHelperClasses.class";
import {RangeFilter} from "../../utils/rangeFilter/rangeFilterHelperClasses.class";
import {OpenaireEntities, SearchFields} from "../../utils/properties/searchFields";
import {NewSearchPageComponent} from "../../searchPages/searchUtils/newSearchPage.component";
import {Subscriber} from "rxjs";
declare var UIkit:any;
@Component({
selector: 'claim-projects-search-form',
templateUrl:'claimProjectSearchForm.component.html',
})
export class ClaimProjectsSearchFormComponent {
public query = '';
@Input() public selectedProjects:ClaimEntity[]=[] ;
public elementRef;
@Output() projectSelected = new EventEmitter();
@Input() public properties:EnvProperties;
@Input() public inlineClaim:boolean=false;
@Input() localStoragePrefix:string = "";
@Input() basketLimit;
@Input() showOptions;
public errorCodes:ErrorCodes = new ErrorCodes();
public projects:string[];
public warningMessage = "";
openaireResults:ClaimEntity[] = [];
openaireResultsNum: number ;
openaireResultsPage : number = 1;
openaireResultsStatus:number = this.errorCodes.NONE;
page : number = 1;
size:number = 5;
keyword:string = '';
showResults = false;
public refineFields: string[] = ["funder"];
public refineFieldsQuery: string = "&refine=true&fields=funder";
filters = [];
prevFilters = [];
public rangeFilters: RangeFilter[] = [];
public searchFields: SearchFields = new SearchFields();
public rangeFields:string[][] = this.searchFields.PROJECT_RANGE_FIELDS;
openaireEntities = OpenaireEntities;
sub;
constructor(private _service: ProjectService, private _projectService: SearchProjectsService, myElement: ElementRef) {
this.elementRef = myElement;
this.rangeFilters = RangeFilter.parse(this.rangeFields,"project");
}
ngOnDestroy() {
if (this.sub instanceof Subscriber) {
this.sub.unsubscribe();
}
}
search(page,size) {
if(this.keyword.length == 0){
this.showResults =false;
return;
}
this.showResults =true;
this.openaireResults = [];
this.openaireResultsStatus = this.errorCodes.LOADING;
this.prevFilters = this.filters;
//searchProjects (params: string, refineParams:string, page: number, size: number, refineFields:string[] , properties:EnvProperties ):any {
this.sub = this._projectService.searchProjects(this.createOpenaireQueryParams(),(page==1)? this.refineFieldsQuery:null, page, size, (page==1)?this.refineFields:[], this.properties).subscribe(
data => {
if(data != null) {
this.openaireResultsPage=page;
this.openaireResultsNum = data[0];
this.openaireResults =ClaimProjectsSearchFormComponent.openaire2ClaimEntity(data[1], this.properties);
if(data[2] && data[2].length > 0){
this.filters = this.checkSelectedFilters( data[2], this.prevFilters);
}
this.openaireResultsStatus = this.errorCodes.DONE;
if(this.openaireResultsNum == 0){
this.openaireResultsStatus = this.errorCodes.NONE;
}
}else {
this.openaireResultsStatus = this.errorCodes.ERROR;
}
},
err => {
this.openaireResultsStatus = this.errorCodes.ERROR;
//console.log(err.status);
ClaimProjectsSearchFormComponent.handleError("Error getting projects by keyword: "+this.keyword, err);
}
);
}
// select(entity){
// if(this.selectedProjects.length > 50){
// UIkit.notification({
// message : 'Your basket exceeds the number of allowed projects (50)',
// status : 'warning',
// timeout : 1500,
// pos : 'top-center'
// });
// return;
// }
// this.query = "";
// // this.searchTermStream.next(this.query); //clear
// entity = entity.value;
// // var project: ClaimProject = new ClaimProject();
// // project.funderId = entity.funderId;
// // project.funderName = entity.funderName;
// // project.id = entity.id;
// // project.projectName = entity.projectName;
// // project.projectAcronym = entity.projectAcronym;
// // project.startDate = entity.startDate;
// // project.endDate = entity.endDate;
// // project.code = entity.code;
// // project.jurisdiction = entity.jurisdiction;
// // project.fundingLevel0 = entity.fundingLevel0;
//
//
// var index:number =this.selectedProjects.indexOf(entity);
// var found:boolean = false;
// this.warningMessage = "";
//
// for (var _i = 0; _i < this.selectedProjects.length; _i++) {
// let project = this.selectedProjects[_i];
// if(entity.id == project.id){
// found=true;
// this.warningMessage = "Project already in your basket";
// }
// }
//
// if (!found) {
// this.selectedProjects.push(entity);
// if(this.selectedProjects != null){
// localStorage.setItem(this.localStoragePrefix + "projects", JSON.stringify(this.selectedProjects));
// }
// this.projectSelected.emit({
// value: true
// });
//
// }
// }
/* static showItem(item):string{
return ((item.field[1]['@value'])?item.field[1]['@value']+" - ":"" ) + item.field[3]['@value'];
}*/
remove(item){
let index:number =this.selectedProjects.indexOf(item);
if (index > -1) {
this.selectedProjects.splice(index, 1);
}
}
/* handleClick(event){
var clickedComponent = event.target;
var inside = false;
do {
if (clickedComponent === this.elementRef.nativeElement) {
inside = true;
}
clickedComponent = clickedComponent.parentNode;
} while (clickedComponent);
}*/
static openaire2ClaimEntity(items, properties:EnvProperties){
const projects: ClaimEntity[] = [];
for(const item of items){
const entity: ClaimEntity = new ClaimEntity();
entity.project = new ClaimProject();
entity.project.funderId = item.funderId;
entity.project.funderName = item.funderShortname;
entity.id = item.id;
entity.project.url = properties.searchLinkToProject + entity.id;
entity.title = item.title.name;
entity.project.acronym = item.acronym;
entity.project.startDate = item.startYear;
entity.project.endDate = item.endYear;
entity.project.code = item.code;
entity.project.jurisdiction = item.jurisdiction;
entity.project.fundingLevel0 = item.fundingLevel0;
entity.type="project";
projects.push(entity);
}
return projects;
}
private openaireResultsPageChange($event) {
this.openaireResultsPage=$event.value;
this.openaireResults = [];
this.search(this.openaireResultsPage,this.size);
}
private static handleError(message: string, error) {
console.error("Claim project search form (component): "+message, error);
}
createOpenaireQueryParams():string {
let query = "";
if(this.keyword.length > 0){
query += "q=" + StringUtils.quote(StringUtils.URIEncode(this.keyword));
}
/*if(this.startYear.length > 0 ){
query+='&fq=projectstartyear exact \"'+this.startYear+'\"'
}
if(this.endYear.length > 0 ){
query+='&fq=projectendyear exact \"'+this.endYear+'\"'
}*/
let allFqs = "";
for (let filter of this.filters){
if(filter.countSelectedValues > 0){
let count_selected=0;
let fq = "";
for (let value of filter.values){
if(value.selected == true){
count_selected++;
fq+=(fq.length > 0 ? " " + filter.filterOperator + " ":"" ) + filter.filterId + " exact " + (StringUtils.quote(value.id));
}
}
if(count_selected > 0){
fq="&fq="+StringUtils.URIEncode(fq);
allFqs += fq;
}
}
}
for (let i=0; i<this.rangeFilters.length; i++){
let filter = this.rangeFilters[i];
//selectedFromValue, selectedToValue, equalityOp, equalityOpFrom, equalityOpTo, filterOp ){
allFqs+= NewSearchPageComponent.createRangeFilterQuery(this.rangeFields[i],filter.selectedFromValue, filter.selectedToValue, " within ", ">=" ,"<=", "and" )
}
return query+allFqs;
}
public yearChanged() {
this.search(this.page, this.size);
}
filterChanged($event) {
this.search(this.page, this.size);
}
public checkSelectedFilters(filters:Filter[], prevFilters:Filter[]){
for(let i=0; i< filters.length ; i++){
let filter:Filter = filters[i];
filter.countSelectedValues = 0;
let prevFilterSelectedValues:string[] = [];
for(let j=0; j< prevFilters.length ; j++){
if(filters[i].filterId == prevFilters[j].filterId){
if(prevFilters[j].countSelectedValues >0){
for(let filterValue of prevFilters[j].values) {
if(filterValue.selected){
prevFilterSelectedValues.push(filterValue.id);
}
}
}
break;
}
}
for(let filterValue of filter.values) {
if(prevFilterSelectedValues.indexOf(filterValue.id) > -1) {
filterValue.selected = true;
filter.countSelectedValues++;
}
}
}
return filters;
}
totalPages(totalResults: number): number {
let totalPages:any = totalResults/(this.size);
if(!(Number.isInteger(totalPages))) {
totalPages = (parseInt(totalPages, 10) + 1);
}
return totalPages;
}
getSelectedValues(filter): any {
var selected = [];
if (filter.countSelectedValues > 0) {
for (var i = 0; i < filter.values.length; i++) {
if (filter.values[i].selected) {
selected.push(filter.values[i]);
}
}
}
return selected;
}
dateFilterChanged(filter:RangeFilter) {
if (filter.selectedFromValue && filter.selectedToValue) {
filter.selectedFromAndToValues = filter.selectedFromValue + "-" + filter.selectedToValue;
} else if (filter.selectedFromValue) {
filter.selectedFromAndToValues = "From " + filter.selectedFromValue;
} else if (filter.selectedToValue) {
filter.selectedFromAndToValues = "Until " + filter.selectedToValue;
}
this.filterChanged(null);
}
private removeFilter(value: Value, filter: Filter) {
filter.countSelectedValues--;
if (value.selected == true) {
value.selected = false;
}
// this.search(false);
this.filterChanged(null);
}
public countFilters(): number {
let filters = 0;
for (let filter of this.filters) {
if (filter.countSelectedValues > 0) {
filters += filter.countSelectedValues;
}
}
for (let filter of this.rangeFilters) {
if (filter.selectedFromValue || filter.selectedToValue) {
filters += 1;
}
}
return filters;
}
private clearFilters() {
for (let i = 0; i < this.filters.length; i++) {
for (let j = 0; j < this.filters[i].countSelectedValues; j++) {
if (this.filters[i].values[j].selected) {
this.filters[i].values[j].selected = false;
}
this.filters[i].countSelectedValues = 0;
}
}
for(let filter of this.rangeFilters){
this.removeRangeFilter(filter);
}
this.filterChanged(null);
}
public removeRangeFilter(filter: RangeFilter) {
filter.selectedFromValue = null;
filter.selectedToValue = null;
filter.selectedFromAndToValues = null;
this.filterChanged(null);
}
}