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student-web-if-development-kit/groups/Tapops/js/components/document-card-view.js
T

75 lines
3.4 KiB
JavaScript

import { DirectusClient } from '../services/directus-client.js';
import { FileDownloader } from '../services/file-downloader.js';
import { DocumentFormatter } from '../utils/document-formatter.js';
export class DocumentCardView {
constructor(item) {
this.item = item;
this.title = item.nama_berkas;
this.tags = DocumentFormatter.parseTags(item.tag);
this.category = DocumentFormatter.categoryFromTags(this.tags);
this.fileInfo = DocumentFormatter.fileInfoFromItem(item);
this.fileType = this.fileInfo.type;
this.assetUrl = DirectusClient.assetUrl(item.file);
this.viewerUrl = DirectusClient.viewerUrl(item);
this.downloadName = DocumentFormatter.downloadFilenameFromItem(item);
this.dateIso = item.tanggal_upload || '';
this.dateKey = this.dateIso ? this.dateIso.substring(0, 10) : '';
}
render() {
const card = document.createElement('article');
card.className = 'document-card';
card.dataset.date = this.dateKey;
const typeUpper = this.fileType.toUpperCase();
const typeClass = this.fileInfo.css;
const iconClass = this.fileInfo.icon;
const formattedDate = DocumentFormatter.formatDate(this.dateIso);
const safeTitle = DocumentFormatter.escapeHtml(this.title);
const safeViewerUrl = DocumentFormatter.escapeAttr(this.viewerUrl);
const safeAssetUrl = DocumentFormatter.escapeAttr(this.assetUrl);
// Build tag badges HTML.
const tagBadgesHtml = this.tags.length
? `<div class="doc-tags"><i class="fas fa-tags doc-tags-icon"></i>${this.tags.map(t => `<span class="doc-tag">${DocumentFormatter.escapeHtml(DocumentFormatter.formatTag(t))}</span>`).join('')}</div>`
: '';
card.innerHTML = `
<div class="doc-type-icon ${typeClass}"><i class="${iconClass}"></i></div>
<h3 class="doc-title">${safeTitle}</h3>
<div class="doc-meta">
<span class="doc-badge">${typeUpper}</span>
<span class="doc-badge date"><i class="far fa-calendar-alt"></i> ${formattedDate}</span>
</div>
${tagBadgesHtml}
<div class="doc-actions">
<a href="${safeViewerUrl}" class="btn-action-primary" target="_blank" rel="noopener"><span data-tp-i18n="card_open">Buka Berkas</span> <i class="fas fa-external-link-alt"></i></a>
<a href="${safeAssetUrl}" class="btn-action-outline"><span data-tp-i18n="card_download">Unduh Berkas</span> <i class="fas fa-download"></i></a>
</div>
`;
card.querySelector('.btn-action-outline').addEventListener('click', (e) => {
e.preventDefault();
FileDownloader.download(this.assetUrl, this.downloadName);
});
// Prefetch the asset when the user hovers over the card so the
// browser cache already has the file by the time the viewer loads.
let prefetched = false;
card.addEventListener('mouseenter', () => {
if (prefetched) return;
prefetched = true;
const link = document.createElement('link');
link.rel = 'prefetch';
link.as = 'fetch';
link.crossOrigin = 'anonymous';
link.href = this.assetUrl;
document.head.appendChild(link);
}, { once: true });
return card;
}
}