add web UI: search, download queue with progress, cancel

- ui/index.html, ui/styles.css, ui/scripts.js — minimal two-tab UI
- Search tab: big search bar, results with size/votes, add-to-queue button
- Queue tab: progress bar, speed, downloaded/total, status badges, cancel
- Switches to queue tab on load if downloads are active
- Backend: GET /api/search, POST /api/queue/add, GET /api/queue, POST /api/queue/cancel
- Speed tracking in streamToFile, abort tracking for immediate cancel
- No rounded corners, dark theme
This commit is contained in:
2026-08-07 10:44:41 +02:00
parent a840fee91a
commit 7b739607ff
7 changed files with 595 additions and 4 deletions

201
ui/scripts.js Normal file
View File

@@ -0,0 +1,201 @@
const API_BASE = window.location.origin;
let queuePoll = null;
// ── Tabs ────────────────────────────────────────────────────────────────────
function startQueuePoll() {
stopQueuePoll();
queuePoll = setInterval(renderQueue, 2000);
}
function stopQueuePoll() {
if (queuePoll) { clearInterval(queuePoll); queuePoll = null; }
}
function switchTab(name) {
document.querySelectorAll('.tab').forEach(t => t.classList.remove('active'));
document.querySelectorAll('.tab-content').forEach(c => c.classList.remove('active'));
document.querySelector(`.tab[data-tab="${name}"]`).classList.add('active');
document.getElementById('tab-' + name).classList.add('active');
if (name === 'queue') { renderQueue(); startQueuePoll(); }
else stopQueuePoll();
}
document.querySelectorAll('.tab').forEach(tab => {
tab.addEventListener('click', () => switchTab(tab.dataset.tab));
});
// ── Search ──────────────────────────────────────────────────────────────────
const searchInput = document.getElementById('searchInput');
const searchBtn = document.getElementById('searchBtn');
const searchResults = document.getElementById('searchResults');
async function doSearch() {
const q = searchInput.value.trim();
if (!q) return;
searchResults.innerHTML = '<div class="spinner">Searching...</div>';
try {
const res = await fetch(`${API_BASE}/api/search?q=${encodeURIComponent(q)}&limit=30`);
if (!res.ok) throw new Error(await res.text());
const data = await res.json();
renderSearchResults(data);
} catch (err) {
searchResults.innerHTML = `<div class="empty">Search failed: ${err.message}</div>`;
}
}
searchBtn.addEventListener('click', doSearch);
searchInput.addEventListener('keydown', e => { if (e.key === 'Enter') doSearch(); });
function formatSize(bytes) {
if (!bytes) return '0 B';
const units = ['B', 'KB', 'MB', 'GB', 'TB'];
let i = 0;
let size = bytes;
while (size >= 1024 && i < units.length - 1) { size /= 1024; i++; }
return size.toFixed(i > 0 ? 1 : 0) + ' ' + units[i];
}
function renderSearchResults(files) {
if (!files || files.length === 0) {
searchResults.innerHTML = '<div class="empty">No results found.</div>';
return;
}
searchResults.innerHTML = files.map(f => {
const added = Boolean(addedIdents[f.ident]);
return `
<div class="result-item">
<div class="result-info">
<div class="result-name">${escapeHtml(f.name)}</div>
<div class="result-meta">${formatSize(f.size)} · votes: ${f.votes}</div>
</div>
<button class="${added ? 'added' : ''}" data-ident="${f.ident}" data-name="${escapeAttr(f.name)}" data-size="${f.size}">
${added ? 'Added' : 'Add to Queue'}
</button>
</div>
`;
}).join('');
searchResults.querySelectorAll('button:not(.added)').forEach(btn => {
btn.addEventListener('click', async () => {
const ident = btn.dataset.ident;
const name = btn.dataset.name;
const size = parseInt(btn.dataset.size);
btn.disabled = true;
btn.textContent = 'Adding...';
try {
await addDownload(ident, name, size);
btn.classList.add('added');
btn.textContent = 'Added';
} catch (err) {
btn.textContent = 'Failed';
setTimeout(() => { btn.disabled = false; btn.textContent = 'Add to Queue'; }, 2000);
}
});
});
}
// ── Add download via new API route ──────────────────────────────────────────
const addedIdents = {};
async function addDownload(ident, name, size) {
const res = await fetch(`${API_BASE}/api/queue/add`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ ident, name, size }),
});
if (!res.ok) throw new Error(await res.text());
addedIdents[ident] = true;
}
// ── Queue ───────────────────────────────────────────────────────────────────
const queueList = document.getElementById('queueList');
async function fetchQueue() {
const res = await fetch(`${API_BASE}/api/queue`);
if (!res.ok) throw new Error(await res.text());
return res.json();
}
function renderQueue() {
fetchQueue().then(entries => {
if (!entries || entries.length === 0) {
queueList.innerHTML = '<div class="empty">Queue is empty.</div>';
return;
}
queueList.innerHTML = entries.map(e => {
const pct = Math.round((e.progress || 0) * 100);
const downloaded = formatSize(e.progress * e.size);
const total = formatSize(e.size);
let fillClass = '';
if (e.state === 'uploading') fillClass = 'done';
else if (e.state === 'error') fillClass = 'error';
else if (e.state === 'queuedDL') fillClass = 'queued';
return `
<div class="queue-item">
<div class="queue-name">
<span class="badge ${e.state}">${e.state}</span>
<span>${escapeHtml(e.name)}</span>
<button class="cancel-btn" data-hash="${e.hash}">Cancel</button>
</div>
<div class="queue-stats">
<span>${downloaded} / ${total}</span>
<span>${pct}%</span>
</div>
<div class="queue-speed">${e.speed || ''}</div>
<div class="progress-bar">
<div class="progress-fill ${fillClass}" style="width:${pct}%"></div>
</div>
</div>
`;
}).join('');
// Attach cancel handlers
queueList.querySelectorAll('.cancel-btn').forEach(btn => {
btn.addEventListener('click', async () => {
const hash = btn.dataset.hash;
btn.disabled = true;
btn.textContent = '...';
try {
await fetch(`${API_BASE}/api/queue/cancel`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ hash }),
});
} catch {}
renderQueue();
});
});
}).catch(err => {
queueList.innerHTML = `<div class="empty">Failed to load queue: ${err.message}</div>`;
});
}
// On load, switch to queue tab if there are active downloads
fetchQueue().then(entries => {
if (entries && entries.length > 0) switchTab('queue');
});
// Stop polling when tab hidden
document.addEventListener('visibilitychange', () => {
if (document.hidden) stopQueuePoll();
else {
const active = document.querySelector('.tab.active');
if (active && active.dataset.tab === 'queue') startQueuePoll();
}
});
// ── Helpers ─────────────────────────────────────────────────────────────────
function escapeHtml(str) {
const d = document.createElement('div');
d.textContent = str;
return d.innerHTML;
}
function escapeAttr(str) {
return str.replace(/"/g, '&quot;').replace(/'/g, '&#39;');
}