openaire-library/landingPages/landing-utils/fos.component.ts

53 lines
1.9 KiB
TypeScript

import {Component, EventEmitter, Input, Output} from "@angular/core";
import {RouterHelper} from "../../utils/routerHelper.class";
import {properties} from "../../../../environments/environment";
@Component({
selector: 'fos',
template: `
<div class="uk-margin-small-bottom uk-flex uk-flex-between">
<span *ngIf="viewAll && !lessBtn" class="clickable uk-h6 uk-flex uk-flex-middle" (click)="viewLessClick()">
<icon class="uk-margin-small-right" name="arrow_back" flex="true" ratio="1.2"></icon>
{{title}}
</span>
<span *ngIf="!viewAll || lessBtn" class="uk-text-light-grey">{{title}}</span>
<a *ngIf="viewAll && lessBtn" (click)="viewAll = !viewAll; lessBtn=false;">View less</a>
<a *ngIf="subjects && subjects.length > threshold && !viewAll"
(click)="viewAllClick();">View more</a>
</div>
<div class="uk-margin-small-top">
<div *ngFor="let subject of subjects.slice(0, viewAll?subjects.length:threshold); let i=index" class="uk-text-truncate">
<a [routerLink]="properties.searchLinkToAdvancedResults"
[queryParams]="routerHelper.createQueryParams(['f0', 'fv0', 'size'], ['fos', subject, '50'])">
{{subject}}
</a>
</div>
</div>
`
})
export class FosComponent {
@Input() subjects: string[];
@Input() viewAll: boolean = false;
@Output() viewAllClicked = new EventEmitter();
public lessBtn: boolean = false;
public threshold: number = 2;
public routerHelper: RouterHelper = new RouterHelper();
public properties = properties;
public title: string = "Fields of Science (FOS)";
public viewAllClick() {
if(this.subjects.length <= this.threshold*2) {
this.viewAll = true;
this.lessBtn = true;
} else {
this.viewAll = true;
this.viewAllClicked.emit('fos');
}
}
public viewLessClick() {
this.viewAll = false;
this.viewAllClicked.emit("");
}
}