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

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import {Component, Input} from '@angular/core';
import {HelperFunctions} from "../../utils/HelperFunctions.class";
import {EnvProperties} from "../../utils/properties/env-properties";
@Component({
selector: 'showIdentifiers',
template: `
<ng-container *ngFor="let key of getKeys(identifiers) let i=index">
<li>
<span *ngIf="countSizeOfPreviousIdentifiers(i) < pageSize || showAll" class="uk-margin-right">
<span class="uk-text-muted uk-text-uppercase">{{key}}: </span>
<ng-container *ngFor="let item of identifiers.get(key) let j=index">
<span *ngIf="(sizeOfPreviousIdentifiers + j) < pageSize || showAll">
<span class="uk-display-inline-block">
<a *ngIf="key=='doi'" [href]="properties.doiURL + item" target="_blank">
{{item}} <span class="custom-external custom-icon space"></span>
</a>
<a *ngIf="key=='pmc'" [href]="properties.pmcURL + item" target="_blank">
{{item}} <span class="custom-external custom-icon space"></span>
</a>
<a *ngIf="key=='pmid'" [href]="properties.pmidURL + item" target="_blank">
{{item}} <span class="custom-external custom-icon space"></span>
</a>
<a *ngIf="key=='handle'" [href]="properties.handleURL + item" target="_blank">
{{item}} <span class="custom-external custom-icon space"></span>
</a>
</span>
<span *ngIf="j !== (identifiers.get(key).length - 1)">, </span>
</span>
</ng-container>
</span>
</li>
</ng-container>
<div *ngIf="!showAll && countIdentifiers() > pageSize" class="uk-text-right">
<a (click)="showAll = !showAll;">
View all {{countIdentifiers() | number}} identifiers
</a>
</div>
<div *ngIf="showAll && countIdentifiers() > pageSize" class="uk-text-right">
<a (click)="showAll = !showAll; scroll()">View less identifiers</a>
</div>
`
})
export class ShowIdentifiersComponent {
@Input() identifiers: Map<string, string[]>;
@Input() properties: EnvProperties;
public showAll: boolean = false;
public sizeOfIdentifiers: number = -1;
public sizeOfPreviousIdentifiers: number = -1;
public pageSize: number = 3;
constructor() {}
ngOnInit() {}
public countIdentifiers(): number {
if (this.sizeOfIdentifiers < 0) {
let num: number = 0;
if (this.identifiers != undefined) {
this.identifiers.forEach((value, key, map) => {
num += value.length;
});
}
this.sizeOfIdentifiers = num;
}
return this.sizeOfIdentifiers;
}
public countSizeOfPreviousIdentifiers(index: number): number {
let num: number = 0;
let i: number = 0;
if (this.identifiers != undefined) {
this.identifiers.forEach(function (value, key, map) {
if (i < index) {
num += value.length;
}
i++;
});
}
this.sizeOfPreviousIdentifiers = num;
return num;
}
public scroll() {
HelperFunctions.scroll();
}
public getKeys(map) {
return Array.from(map.keys()).sort((a: string, b: string) => {
if(a === 'doi') {
return -1;
} else if(b === 'doi') {
return 1;
} else {
return 0;
}
});
}
}