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Fix auto-refresh ignoring 'Off' setting on page load
Using || 30 / || 60 as a fallback treats refreshInterval=0 (Off) as
falsy and replaces it with the default, causing auto-refresh to start
even when the user saved 'Off'. Replace with nullish coalescing (??)
so only null/undefined triggers the default.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-13 13:19:44 -04:00

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This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
{% extends "base.html" %}
{% block title %}Link Debug GANDALF{% endblock %}
{% block content %}
<div class="lt-page-header">
<div>
<h1 class="lt-page-title">Link Debug</h1>
<p class="g-page-sub">
Per-interface stats: speed, duplex, SFP optical levels, TX/RX rates, errors, and carrier changes.
<span id="links-updated" class="g-page-sub-aside"></span>
</p>
</div>
</div>
<div class="lt-toolbar" id="links-toolbar" style="display:none">
<div class="lt-toolbar-left">
<div class="lt-search">
<input type="search" class="lt-input lt-search-input" id="links-search"
placeholder="Filter by host or switch name…" autocomplete="off"
aria-label="Filter by host or switch name">
</div>
</div>
<div class="lt-toolbar-right">
<button class="lt-btn lt-btn-ghost lt-btn-sm" data-action="collapse-all">Collapse All</button>
<button class="lt-btn lt-btn-ghost lt-btn-sm" data-action="expand-all">Expand All</button>
</div>
</div>
<div id="links-container">
<div class="link-loading">Loading link statistics</div>
</div>
{% endblock %}
{% block scripts %}
<script>
const escHtml = s => lt.escHtml(s);
// ── Formatting helpers ────────────────────────────────────────────
function fmtRate(bytesPerSec) {
if (bytesPerSec === null || bytesPerSec === undefined) return '';
const bps = bytesPerSec * 8;
if (bps < 1e3) return bps.toFixed(0) + ' bps';
if (bps < 1e6) return (bps/1e3).toFixed(1) + ' Kbps';
if (bps < 1e9) return (bps/1e6).toFixed(2) + ' Mbps';
return (bps/1e9).toFixed(3) + ' Gbps';
}
function fmtRateBar(bytesPerSec, linkSpeedMbps) {
if (!linkSpeedMbps || linkSpeedMbps <= 0) return 0;
const mbps = (bytesPerSec * 8) / 1e6;
return Math.min(100, (mbps / linkSpeedMbps) * 100);
}
function trafficBarClass(pct, isTx) {
if (pct > 85) return 'lt-progress--red';
if (pct > 65) return 'lt-progress--amber';
return isTx ? '' : 'lt-progress--cyan';
}
function fmtSpeed(mbps) {
if (mbps === null || mbps === undefined) return '';
if (mbps >= 1000) return (mbps/1000).toFixed(0) + ' Gbps';
return mbps + ' Mbps';
}
function fmtDuplex(d) {
if (!d) return '';
return d.charAt(0).toUpperCase() + d.slice(1);
}
function fmtTemp(c) {
if (c === null || c === undefined) return '';
return c.toFixed(1) + ' °C';
}
function fmtVoltage(v) {
if (v === null || v === undefined) return '';
return v.toFixed(2) + ' V';
}
function fmtPower(dbm) {
if (dbm === null || dbm === undefined) return '';
return dbm.toFixed(2) + ' dBm';
}
function fmtBias(ma) {
if (ma === null || ma === undefined) return '';
return ma.toFixed(2) + ' mA';
}
function fmtErrors(rate) {
if (rate === null || rate === undefined) return '';
if (rate < 0.001) return '<span class="val-good">0 /s</span>';
return `<span class="val-crit">${rate.toFixed(3)} /s</span>`;
}
function fmtCarrier(n) {
if (n === null || n === undefined) return '';
if (n === 0) return '<span class="counter-zero">0</span>';
return `<span class="counter-nonzero">${n}</span>`;
}
// ── SFP/DOM value classification ─────────────────────────────────
function rxPowerClass(dbm) {
if (dbm === null || dbm === undefined) return 'val-neutral';
if (dbm < -15) return 'val-crit';
if (dbm < -10) return 'val-warn';
return 'val-good';
}
function txPowerClass(dbm) {
if (dbm === null || dbm === undefined) return 'val-neutral';
if (dbm < -5) return 'val-crit';
return 'val-good';
}
function tempClass(c) {
if (c === null || c === undefined) return 'val-neutral';
if (c > 80) return 'val-crit';
if (c > 70) return 'val-warn';
return 'val-good';
}
function voltageClass(v) {
if (v === null || v === undefined) return 'val-neutral';
if (v < 3.0 || v > 3.6) return 'val-crit';
if (v < 3.1 || v > 3.5) return 'val-warn';
return 'val-good';
}
function errorBadges(d) {
const badges = [];
if ((d.tx_errs_rate || 0) > 0.001 || (d.rx_errs_rate || 0) > 0.001)
badges.push('<span class="link-alert-badge">ERR</span>');
if ((d.tx_drops_rate || 0) > 0.001 || (d.rx_drops_rate || 0) > 0.001)
badges.push('<span class="link-alert-badge link-alert-amber">DROP</span>');
if ((d.carrier_changes || 0) > 3)
badges.push('<span class="link-alert-badge link-alert-amber">FLAP</span>');
return badges.join('');
}
// ── Render a single server interface card ─────────────────────────
function renderIfaceCard(ifaceName, d) {
const isDown = d.link_detected === false;
const pt = (d.port_type || '').toUpperCase();
const mediaTag = pt === 'FIBRE' || pt === 'SFP' || pt.includes('FIBRE') ? 'type-fibre'
: pt === 'DA' ? 'type-da'
: 'type-copper';
const mediaLabel = d.port_type || '';
const speedStr = d.speed_mbps ? fmtSpeed(d.speed_mbps) : '';
const txPct = fmtRateBar(d.tx_bytes_rate, d.speed_mbps);
const rxPct = fmtRateBar(d.rx_bytes_rate, d.speed_mbps);
let sfpHtml = '';
if (d.sfp && Object.keys(d.sfp).length > 0) {
const s = d.sfp;
const rxClass = rxPowerClass(s.rx_power_dbm);
const txClass = txPowerClass(s.tx_power_dbm);
const tmpClass = tempClass(s.temp_c);
const vClass = voltageClass(s.voltage_v);
const rxPct2 = s.rx_power_dbm != null ? Math.min(100, Math.max(0, (s.rx_power_dbm + 20) / 15 * 100)) : 0;
const txPct2 = s.tx_power_dbm != null ? Math.min(100, Math.max(0, (s.tx_power_dbm + 10) / 8 * 100)) : 0;
sfpHtml = `
<div class="sfp-panel">
<div class="sfp-vendor-row">
${s.vendor ? `<span>${escHtml(s.vendor)}</span>` : ''}
${s.part_no ? ` / <span>${escHtml(s.part_no)}</span>` : ''}
</div>
<div class="sfp-grid">
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="SFP module temperature. Normal: below 70°C. Warn: 7085°C. Critical: above 85°C.">Temp</span>
<span class="sfp-stat-value ${tmpClass}">${fmtTemp(s.temp_c)}</span>
</div>
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="SFP supply voltage. Normal: 3.13.5V.">Voltage</span>
<span class="sfp-stat-value ${vClass}">${fmtVoltage(s.voltage_v)}</span>
</div>
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="Laser bias current in mA. High values may indicate end-of-life laser diode.">Bias</span>
<span class="sfp-stat-value">${fmtBias(s.bias_ma)}</span>
</div>
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="Optical transmit power in dBm. Typical good range: -3 to -9 dBm.">TX Power</span>
<span class="sfp-stat-value ${txClass}">${fmtPower(s.tx_power_dbm)}</span>
<div class="power-row">
<div class="power-track"><div class="power-fill ${txClass === 'val-good' ? 'power-ok' : txClass === 'val-warn' ? 'power-warn' : 'power-crit'}" style="width:${txPct2}%"></div></div>
</div>
</div>
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="Optical receive power in dBm. Typical good range: -3 to -18 dBm. Below -20 dBm may indicate dirty/damaged fiber.">RX Power</span>
<span class="sfp-stat-value ${rxClass}">${fmtPower(s.rx_power_dbm)}</span>
<div class="power-row">
<div class="power-track"><div class="power-fill ${rxClass === 'val-good' ? 'power-ok' : rxClass === 'val-warn' ? 'power-warn' : 'power-crit'}" style="width:${rxPct2}%"></div></div>
</div>
</div>
${s.rx_power_dbm != null && s.tx_power_dbm != null ? `
<div class="sfp-stat">
<span class="sfp-stat-label" data-tooltip="Insertion loss: difference between transmit and receive power. Large negative values indicate fiber loss or connector issues.">RXTX Δ</span>
<span class="sfp-stat-value">${(s.rx_power_dbm - s.tx_power_dbm).toFixed(2)} dBm</span>
</div>` : ''}
</div>
</div>`;
}
return `
<div class="link-iface-card ${isDown ? 'port-down' : ''}">
<div class="link-iface-header">
<span class="link-iface-name">${escHtml(ifaceName)}</span>
<span class="link-iface-speed">${speedStr}</span>
<span class="link-iface-type ${mediaTag}">${escHtml(mediaLabel)}</span>
${errorBadges(d)}
</div>
<div class="link-stats-grid">
<div class="link-stat">
<span class="link-stat-label">Link</span>
<span class="link-stat-value ${isDown ? 'val-crit' : 'val-good'}">${isDown ? 'DOWN' : 'UP'}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Full = simultaneous send/receive at full speed. Half = one direction at a time, can cause collisions.">Duplex</span>
<span class="link-stat-value">${fmtDuplex(d.duplex)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Autonegotiation: NIC and switch automatically agree on link speed and duplex mode.">Auto-neg</span>
<span class="link-stat-value">${d.auto_neg == null ? '' : d.auto_neg ? 'On' : 'Off'}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Carrier changes: number of times the link went up or down. High values indicate a flapping or unstable cable/SFP.">Carrier Δ</span>
<span class="link-stat-value">${fmtCarrier(d.carrier_changes)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Transmit errors per second reported by the kernel network driver.">TX Err/s</span>
<span class="link-stat-value">${fmtErrors(d.tx_errs_rate)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Receive errors per second reported by the kernel network driver.">RX Err/s</span>
<span class="link-stat-value">${fmtErrors(d.rx_errs_rate)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Transmit packets dropped per second (ring buffer full or driver overrun).">TX Drop/s</span>
<span class="link-stat-value">${fmtErrors(d.tx_drops_rate)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label" data-tooltip="Receive packets dropped per second (ring buffer full or driver overrun).">RX Drop/s</span>
<span class="link-stat-value">${fmtErrors(d.rx_drops_rate)}</span>
</div>
</div>
<div class="traffic-section">
<div class="traffic-row">
<span class="traffic-label" data-tooltip="Transmit — outgoing traffic from this server">TX</span>
<div class="lt-progress ${trafficBarClass(txPct, true)}"><div class="lt-progress-bar" style="width:${txPct}%"></div></div>
<span class="traffic-value">${fmtRate(d.tx_bytes_rate)}</span>
</div>
<div class="traffic-row">
<span class="traffic-label" data-tooltip="Receive — incoming traffic to this server">RX</span>
<div class="lt-progress ${trafficBarClass(rxPct, false)}"><div class="lt-progress-bar" style="width:${rxPct}%"></div></div>
<span class="traffic-value">${fmtRate(d.rx_bytes_rate)}</span>
</div>
</div>
${sfpHtml}
</div>`;
}
// ── Render a single UniFi switch port card ────────────────────────
function renderPortCard(portName, d) {
const isDown = !d.up;
const speedStr = d.speed_mbps ? fmtSpeed(d.speed_mbps) : '';
const txPct = fmtRateBar(d.tx_bytes_rate, d.speed_mbps);
const rxPct = fmtRateBar(d.rx_bytes_rate, d.speed_mbps);
const numBadge = d.port_idx != null ? `<span class="port-badge port-badge-num">#${d.port_idx}</span>` : '';
const uplinkBadge = d.is_uplink ? `<span class="port-badge port-badge-uplink">UPLINK</span>` : '';
const poeBadge = d.poe_power ? `<span class="port-badge port-badge-poe">PoE ${d.poe_power.toFixed(1)}W</span>` : '';
const lldpLine = d.lldp ? `<div class="port-lldp">→ ${escHtml(d.lldp.system_name || '')} (${escHtml(d.lldp.port_id || '')})</div>` : '';
const poeLine = d.poe_class ? `<div class="port-poe-info">PoE ${escHtml(d.poe_class)} · max ${d.poe_max_power != null ? d.poe_max_power.toFixed(1)+'W' : ''}</div>` : '';
return `
<div class="link-iface-card ${isDown ? 'port-down' : ''}">
<div class="link-iface-header">
<span class="link-iface-name">${numBadge} ${escHtml(portName)}</span>
<span class="link-iface-speed">${speedStr}</span>
${uplinkBadge}${poeBadge}
${errorBadges(d)}
</div>
${lldpLine}${poeLine}
<div class="link-stats-grid">
<div class="link-stat">
<span class="link-stat-label">Link</span>
<span class="link-stat-value ${isDown ? 'val-crit' : 'val-good'}">${isDown ? 'DOWN' : 'UP'}</span>
</div>
<div class="link-stat">
<span class="link-stat-label">Duplex</span>
<span class="link-stat-value">${d.full_duplex == null ? '' : d.full_duplex ? 'Full' : 'Half'}</span>
</div>
<div class="link-stat">
<span class="link-stat-label">Auto-neg</span>
<span class="link-stat-value">${d.autoneg == null ? '' : d.autoneg ? 'On' : 'Off'}</span>
</div>
<div class="link-stat">
<span class="link-stat-label">TX Err/s</span>
<span class="link-stat-value">${fmtErrors(d.tx_errs_rate)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label">RX Err/s</span>
<span class="link-stat-value">${fmtErrors(d.rx_errs_rate)}</span>
</div>
<div class="link-stat">
<span class="link-stat-label">TX Drop/s</span>
<span class="link-stat-value">${fmtErrors(d.tx_drops_rate)}</span>
</div>
</div>
<div class="traffic-section">
<div class="traffic-row">
<span class="traffic-label">TX</span>
<div class="lt-progress ${trafficBarClass(txPct, true)}"><div class="lt-progress-bar" style="width:${txPct}%"></div></div>
<span class="traffic-value">${fmtRate(d.tx_bytes_rate)}</span>
</div>
<div class="traffic-row">
<span class="traffic-label">RX</span>
<div class="lt-progress ${trafficBarClass(rxPct, false)}"><div class="lt-progress-bar" style="width:${rxPct}%"></div></div>
<span class="traffic-value">${fmtRate(d.rx_bytes_rate)}</span>
</div>
</div>
</div>`;
}
// ── Render all UniFi switches ─────────────────────────────────────
function renderUnifiSwitches(unifiSwitches, dataUpdated) {
if (!unifiSwitches || !Object.keys(unifiSwitches).length) return '';
const updStr = dataUpdated
? new Date(_toIso(dataUpdated)).toLocaleTimeString()
: '';
const html = Object.entries(unifiSwitches).map(([swName, sw]) => {
const ports = sw.ports || {};
const portValues = Object.values(ports);
const portCards = Object.entries(ports)
.sort(([,a],[,b]) => (a.port_idx||0) - (b.port_idx||0))
.map(([pname, d]) => renderPortCard(pname, d)).join('');
const poe_total_w = portValues.reduce((s, p) => s + (p.poe_power || 0), 0);
const poe_max_w = portValues.reduce((s, p) => s + (p.poe_max_power || 0), 0);
const poeLoad = poe_total_w > 0 ? ` · PoE ${poe_total_w.toFixed(1)}W` : '';
// PoE utilisation bar
let poebar = '';
if (poe_total_w > 0 && poe_max_w > 0) {
const pct = Math.min(100, (poe_total_w / poe_max_w) * 100);
const cls = pct > 80 ? 'poe-bar-crit' : pct > 60 ? 'poe-bar-warn' : 'poe-bar-ok';
poebar = `<div class="poe-bar-track"><div class="poe-bar-fill ${cls}" style="width:${pct}%"></div></div>`;
}
return `
<div class="link-host-panel" id="panel-${CSS.escape(swName)}">
<div class="link-host-title" data-action="toggle-panel" role="button" tabindex="0" aria-expanded="true">
<span class="link-host-name">${escHtml(swName)}</span>
<span class="link-host-ip">${escHtml(sw.ip || '')}</span>
<span class="link-host-upd">${escHtml(sw.model || '')}${updStr ? ' · ' + updStr : ''}${poeLoad}</span>
${poebar}
<span class="panel-toggle">[]</span>
</div>
<div class="link-ifaces-grid">${portCards}</div>
</div>`;
}).join('');
return `<div class="lt-divider lt-divider--unifi"><span class="lt-divider-label lt-divider-label--unifi">UNIFI SWITCH PORTS</span></div>${html}`;
}
// ── Panel collapse / expand ───────────────────────────────────────
function togglePanel(panel) {
panel.classList.toggle('collapsed');
const isCollapsed = panel.classList.contains('collapsed');
const btn = panel.querySelector('.panel-toggle');
const title = panel.querySelector('.link-host-title');
if (btn) btn.textContent = isCollapsed ? '[+]' : '[]';
if (title) title.setAttribute('aria-expanded', isCollapsed ? 'false' : 'true');
const id = panel.id;
if (id) {
let collapsed = {};
try { collapsed = JSON.parse(sessionStorage.getItem('linksCollapsed') || '{}'); } catch(_) {}
collapsed[id] = panel.classList.contains('collapsed');
try { sessionStorage.setItem('linksCollapsed', JSON.stringify(collapsed)); } catch(_) {}
}
}
function restoreCollapseState() {
let collapsed = {};
try { collapsed = JSON.parse(sessionStorage.getItem('linksCollapsed') || '{}'); } catch(_) {}
for (const [id, isCollapsed] of Object.entries(collapsed)) {
const panel = document.getElementById(id);
if (!panel) continue;
if (isCollapsed) {
panel.classList.add('collapsed');
const btn = panel.querySelector('.panel-toggle');
const title = panel.querySelector('.link-host-title');
if (btn) btn.textContent = '[+]';
if (title) title.setAttribute('aria-expanded', 'false');
}
}
}
// ── Build summary stats header ────────────────────────────────────
function buildLinkSummary(hosts, unifiSwitches) {
let totalIfaces = 0, downIfaces = 0, errIfaces = 0, totalPoe = 0;
for (const ifaces of Object.values(hosts || {})) {
for (const d of Object.values(ifaces)) {
totalIfaces++;
if (d.link_detected === false) downIfaces++;
if ((d.tx_errs_rate || 0) > 0 || (d.rx_errs_rate || 0) > 0) errIfaces++;
}
}
let swTotal = 0, swDown = 0;
for (const sw of Object.values(unifiSwitches || {})) {
for (const p of Object.values(sw.ports || {})) {
totalPoe += p.poe_power || 0;
swTotal++;
if (!p.up) swDown++;
}
}
const allTotal = totalIfaces + swTotal;
const allDown = downIfaces + swDown;
const downCls = allDown > 0 ? 'lt-text-red' : 'lt-text-green';
const errCls = errIfaces > 0 ? 'lt-text-amber' : 'lt-text-green';
const downCardCls = allDown > 0 ? ' lt-stat-card--alert' : '';
const poeCard = totalPoe > 0 ? `
<div class="lt-stat-card">
<span class="lt-stat-icon lt-text-amber" aria-hidden="true">⚡</span>
<div class="lt-stat-info">
<span class="lt-stat-value lt-text-amber">${totalPoe.toFixed(1)}</span>
<span class="lt-stat-label">PoE Load (W)</span>
</div>
</div>` : '';
return `
<div class="lt-stats-grid lt-stats-grid--mb">
<div class="lt-stat-card">
<span class="lt-stat-icon lt-text-cyan" aria-hidden="true">⬡</span>
<div class="lt-stat-info">
<span class="lt-stat-value lt-text-cyan">${allTotal}</span>
<span class="lt-stat-label">Interfaces</span>
</div>
</div>
<div class="lt-stat-card${downCardCls}">
<span class="lt-stat-icon ${downCls}" aria-hidden="true">●</span>
<div class="lt-stat-info">
<span class="lt-stat-value ${downCls}">${allDown}</span>
<span class="lt-stat-label">Ports Down</span>
</div>
</div>
<div class="lt-stat-card">
<span class="lt-stat-icon ${errCls}" aria-hidden="true">▲</span>
<div class="lt-stat-info">
<span class="lt-stat-value ${errCls}">${errIfaces}</span>
<span class="lt-stat-label">With Errors</span>
</div>
</div>
${poeCard}
</div>`;
}
// ── Main render ───────────────────────────────────────────────────
function renderLinks(data) {
const hosts = data.hosts || {};
const unifiSwitches = data.unifi_switches || {};
const parts = [];
parts.push(buildLinkSummary(hosts, unifiSwitches));
parts.push('<div class="link-host-list">');
for (const [hostname, ifaces] of Object.entries(hosts)) {
const ifaceCards = Object.entries(ifaces)
.sort(([a],[b]) => a.localeCompare(b))
.map(([iname, d]) => renderIfaceCard(iname, d)).join('');
const sample = Object.values(ifaces)[0] || {};
const ip = sample.host_ip || '';
const updStr = data.updated
? new Date(_toIso(data.updated)).toLocaleTimeString()
: '';
parts.push(`
<div class="link-host-panel" id="panel-${CSS.escape(hostname)}">
<div class="link-host-title" data-action="toggle-panel" role="button" tabindex="0" aria-expanded="true">
<span class="link-host-name">${escHtml(hostname)}</span>
<span class="link-host-ip">${escHtml(ip)}</span>
<span class="link-host-upd">${updStr}</span>
<span class="panel-toggle">[]</span>
</div>
<div class="link-ifaces-grid">${ifaceCards}</div>
</div>`);
}
parts.push(renderUnifiSwitches(unifiSwitches, data.updated));
parts.push('</div>');
document.getElementById('links-container').innerHTML = parts.join('');
restoreCollapseState();
document.getElementById('links-toolbar').style.display = '';
applyLinksSearch();
}
// ── Host/switch search filter ─────────────────────────────────────
function applyLinksSearch() {
const q = (document.getElementById('links-search')?.value || '').trim().toLowerCase();
document.querySelectorAll('.link-host-panel').forEach(panel => {
const text = (panel.querySelector('.link-host-name')?.textContent || '').toLowerCase();
panel.style.display = (!q || text.includes(q)) ? '' : 'none';
});
}
function collapseAll() {
document.querySelectorAll('.link-host-panel').forEach(p => {
p.classList.add('collapsed');
const btn = p.querySelector('.panel-toggle');
const title = p.querySelector('.link-host-title');
if (btn) btn.textContent = '[+]';
if (title) title.setAttribute('aria-expanded', 'false');
});
try {
sessionStorage.setItem('linksCollapsed', JSON.stringify(
Object.fromEntries([...document.querySelectorAll('.link-host-panel')].map(p => [p.id, true]))
));
} catch(_) {}
}
function expandAll() {
document.querySelectorAll('.link-host-panel').forEach(p => {
p.classList.remove('collapsed');
const btn = p.querySelector('.panel-toggle');
const title = p.querySelector('.link-host-title');
if (btn) btn.textContent = '[]';
if (title) title.setAttribute('aria-expanded', 'true');
});
try { sessionStorage.setItem('linksCollapsed', '{}'); } catch(_) {}
}
// ── Stale data warning ────────────────────────────────────────────
function checkLinksStale(updatedStr) {
if (!updatedStr) return;
const age = (Date.now() - new Date(_toIso(updatedStr))) / 1000;
let banner = document.getElementById('links-stale-banner');
if (age > 120) {
if (!banner) {
banner = document.createElement('div');
banner.id = 'links-stale-banner';
banner.className = 'lt-alert lt-alert--warning';
banner.innerHTML = '<span class="lt-alert-icon">⚠</span><div class="lt-alert-body"><div class="lt-alert-msg"></div></div>';
document.getElementById('links-container').prepend(banner);
}
banner.querySelector('.lt-alert-msg').textContent =
`Link data may be stale — last updated ${Math.floor(age/60)}m ago.`;
banner.style.display = '';
} else if (banner) {
banner.style.display = 'none';
}
}
// ── Fetch + render ────────────────────────────────────────────────
async function loadLinks() {
try {
const data = await lt.api.get('/api/links');
if ((!data.hosts || !Object.keys(data.hosts).length) && (!data.unifi_switches || !Object.keys(data.unifi_switches).length)) {
document.getElementById('links-container').innerHTML =
'<div class="link-no-data">No link data yet — monitor has not completed a full cycle.</div>';
return;
}
const updEl = document.getElementById('links-updated');
if (updEl && data.updated) {
updEl.textContent = 'Updated: ' + new Date(_toIso(data.updated)).toLocaleTimeString();
}
renderLinks(data);
checkLinksStale(data.updated);
} catch (e) {
document.getElementById('links-container').innerHTML =
'<div class="error-state">Network error loading link statistics.</div>';
lt.toast.error('Failed to load link statistics');
}
}
loadLinks();
const _linksInterval = window.gandalfSettings?.refreshInterval ?? 60;
if (_linksInterval > 0) lt.autoRefresh.start(loadLinks, Math.max(_linksInterval, 15) * 1000);
window.onGandalfSettingsChanged = function(s) {
lt.autoRefresh.stop();
if (s.refreshInterval > 0) lt.autoRefresh.start(loadLinks, Math.max(s.refreshInterval, 15) * 1000);
};
document.addEventListener('click', e => {
const toggleTitle = e.target.closest('[data-action="toggle-panel"]');
if (toggleTitle) { togglePanel(toggleTitle.closest('.link-host-panel')); return; }
if (e.target.closest('[data-action="collapse-all"]')) { collapseAll(); return; }
if (e.target.closest('[data-action="expand-all"]')) { expandAll(); return; }
});
document.addEventListener('keydown', e => {
if (e.key !== 'Enter' && e.key !== ' ') return;
const toggleTitle = e.target.closest('[data-action="toggle-panel"]');
if (toggleTitle) { e.preventDefault(); togglePanel(toggleTitle.closest('.link-host-panel')); }
});
document.getElementById('links-search')?.addEventListener('input', applyLinksSearch);
</script>
{% endblock %}