export const liveSpeedStatsSource = "  function compactSpeedText(value){\n    // Note: The footer has limited space, so it removes spaces only from speed labels.\n    return String(value || '0 B/s').replace(/\\s+(?=[KMGT]?i?B\\/s$|B\\/s$)/, '');\n  }\n  function speedPairText(down, up){\n    // Note: Consistent DL/UL pair formatting is used in the footer and diagnostics.\n    return `${compactSpeedText(down)} / ${compactSpeedText(up)}`;\n  }\n  function peakDateText(value){\n    // Note: Shortens the ISO timestamp from the database into a readable tooltip label.\n    return value ? String(value).replace('T',' ').replace(/\\+00:00$/, ' UTC') : '-';\n  }\n  function updateSpeedPeaks(peaks={}){\n    // Note: Shows the session and all-time record next to current speeds in the footer.\n    const session=peaks.session||{};\n    const allTime=peaks.all_time||{};\n    const sessionText=speedPairText(session.down_h, session.up_h);\n    const allTimeText=speedPairText(allTime.down_h, allTime.up_h);\n    if($('statPeakSession')) $('statPeakSession').textContent=sessionText;\n    if($('statPeakAllTime')) $('statPeakAllTime').textContent=allTimeText;\n    const box=$('statusSpeedPeaks');\n    if(box){\n      box.title=`Peak speed DL/UL\\nSession: ${sessionText}\\nSession DL at: ${peakDateText(session.down_at)}\\nSession UL at: ${peakDateText(session.up_at)}\\nAll-time: ${allTimeText}\\nAll-time DL at: ${peakDateText(allTime.down_at)}\\nAll-time UL at: ${peakDateText(allTime.up_at)}`;\n    }\n  }\n  function browserSpeedSnapshot(){\n    // Note: Browser title speed can fall back to the live torrent snapshot when system_stats is delayed or reports zero.\n    let down=0, up=0;\n    torrents.forEach(t=>{\n      down += Number(t.down_rate || 0);\n      up += Number(t.up_rate || 0);\n    });\n    return {down, up, down_h: humanRateLabel(down), up_h: humanRateLabel(up)};\n  }\n  function humanRateLabel(value){\n    const units=['B/s','KiB/s','MiB/s','GiB/s','TiB/s'];\n    let n=Math.max(0, Number(value || 0));\n    let i=0;\n    while(n>=1024 && i<units.length-1){ n/=1024; i++; }\n    return `${n>=10 || i===0 ? Math.round(n) : n.toFixed(1)} ${units[i]}`;\n  }\n  function numericSpeed(value){\n    // Note: Accepts both raw bytes/s and human labels, so zero checks work for \"0\", \"0 B/s\" and \"0.0 KiB/s\".\n    if(typeof value === 'number') return Math.max(0, value);\n    const text=String(value ?? '').trim();\n    if(!text) return 0;\n    const match=text.match(/^([0-9]+(?:\\.[0-9]+)?)\\s*(B\\/s|KiB\\/s|MiB\\/s|GiB\\/s|TiB\\/s)?$/i);\n    if(!match) return 0;\n    const units=['B/s','KiB/s','MiB/s','GiB/s','TiB/s'];\n    const unit=(match[2] || 'B/s').replace(/kib/i,'KiB').replace(/mib/i,'MiB').replace(/gib/i,'GiB').replace(/tib/i,'TiB').replace(/b\\/s/i,'B/s');\n    return Number(match[1] || 0) * Math.pow(1024, Math.max(0, units.indexOf(unit)));\n  }\n  function applyLiveSpeedStats(stats={}){\n    if(!isActiveProfilePayload(stats)) return;\n    // Note: Fast-poller speed updates drive the tab title and peak speed UI without waiting for system_stats.\n    const downRaw=Number(stats.down_rate || 0);\n    const upRaw=Number(stats.up_rate || 0);\n    const downH=stats.down_rate_h || humanRateLabel(downRaw);\n    const upH=stats.up_rate_h || humanRateLabel(upRaw);\n    if($('statDl')) $('statDl').textContent=downH || '0 B/s';\n    if($('statUl')) $('statUl').textContent=upH || '0 B/s';\n    if($('mobileSpeedDl')) $('mobileSpeedDl').textContent=downH || '0 B/s';\n    if($('mobileSpeedUl')) $('mobileSpeedUl').textContent=upH || '0 B/s';\n    if(stats.speed_peaks) updateSpeedPeaks(stats.speed_peaks);\n    updateBrowserSpeedTitle(downH, upH, downRaw, upRaw);\n  }\n  function updateBrowserSpeedTitle(downH, upH, downRaw=null, upRaw=null){\n    // Note: Keeps the browser tab title accurate even when system_stats is delayed or reports a stale zero.\n    const fallback=browserSpeedSnapshot();\n    const downValue=downRaw == null ? numericSpeed(downH) : Number(downRaw || 0);\n    const upValue=upRaw == null ? numericSpeed(upH) : Number(upRaw || 0);\n    const useFallbackDown=(downH == null || (downValue <= 0 && fallback.down>0));\n    const useFallbackUp=(upH == null || (upValue <= 0 && fallback.up>0));\n    lastBrowserSpeed.down=useFallbackDown ? fallback.down_h : (downH || '0 B/s');\n    lastBrowserSpeed.up=useFallbackUp ? fallback.up_h : (upH || '0 B/s');\n    const speedTitle=`DL ${lastBrowserSpeed.down} / UL ${lastBrowserSpeed.up}`;\n    document.title=titleSpeedEnabled ? `${speedTitle} - ${BASE_TITLE}` : BASE_TITLE;\n    try{ window.status=titleSpeedEnabled ? speedTitle : ''; }catch(e){}\n  }\n  async function saveTitleSpeedPreference(){\n    // Note: The change applies immediately and is saved as a user preference.\n    titleSpeedEnabled=!!$('titleSpeedEnabled')?.checked;\n    updateBrowserSpeedTitle();\n    try{ await post('/api/preferences',{title_speed_enabled:titleSpeedEnabled}); toast('Browser title speed saved','success'); }\n    catch(e){ toast(e.message,'danger'); }\n  }\n  async function saveTrackerFaviconsPreference(){\n    // Note: Tracker favicon toggle changes only icon rendering; tracker filter counts and actions stay untouched.\n    trackerFaviconsEnabled=!!$('trackerFaviconsEnabled')?.checked;\n    renderTrackerFilters();\n    try{ await post('/api/preferences',{tracker_favicons_enabled:trackerFaviconsEnabled}); toast('Tracker favicon preference saved','success'); }\n    catch(e){ toast(e.message,'danger'); }\n  }\n  async function saveReverseDnsPreference(){\n    // Note: Reverse DNS remains opt-in and refreshes only the peers pane, leaving other torrent data untouched.\n    reverseDnsEnabled=!!$('reverseDnsEnabled')?.checked;\n    try{ await post('/api/preferences',{reverse_dns_enabled:reverseDnsEnabled}); refreshPeersOnceForReverseDns(); toast('Reverse DNS preference saved','success'); }\n    catch(e){ toast(e.message,'danger'); }\n  }\n  function updateFooterClock(){\n    const el=$('statClock');\n    if(el) el.textContent=new Date().toLocaleTimeString([], {hour:'2-digit', minute:'2-digit', second:'2-digit'});\n  }";