Ponitor/dashboard.html at main · bajibaji/Ponitor · GitHub

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<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
<title>Ponitor - System Monitor</title>
<style>
  @font-face {
    font-family: 'Cubic 11';
    src: url('/font/Cubic_11.woff2') format('woff2');
    font-display: swap;
  }

  :root {
    --term-bg: #0c0d0e;
    --term-green: #00ff66;
    --term-green-dim: #006622;
    --term-warn: #ffaa00;
    --term-crit: #ff3333;
    --term-gray: #556655;
    --font-cli: 'Cubic 11', 'Fira Code', 'VT323', 'Consolas', monospace;
    --card-height: 180px; /* 默认卡片高度，托盘菜单可调 */
  }

  /* 主题：通过 body[data-theme] 切换 */
  body[data-theme="green"] {
    --term-bg: #0c0d0e; --term-green: #00ff66; --term-green-dim: #006622;
    --term-warn: #ffaa00; --term-crit: #ff3333; --term-gray: #556655;
  }
  body[data-theme="amber"] {
    --term-bg: #0d0a05; --term-green: #ffb000; --term-green-dim: #664400;
    --term-warn: #ff8800; --term-crit: #ff3333; --term-gray: #665533;
  }
  body[data-theme="blue"] {
    --term-bg: #050a0d; --term-green: #00ccff; --term-green-dim: #004466;
    --term-warn: #ffaa00; --term-crit: #ff3333; --term-gray: #335566;
  }
  body[data-theme="mono"] {
    --term-bg: #000000; --term-green: #ffffff; --term-green-dim: #555555;
    --term-warn: #aaaaaa; --term-crit: #ffffff; --term-gray: #777777;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  html, body {
    background: var(--term-bg);
    color: var(--term-green);
    font-family: var(--font-cli);
    font-size: 14px;
    line-height: 1.4;
    min-height: 100dvh;
    overscroll-behavior: none;
    overflow-x: hidden;
    -webkit-font-smoothing: none;
    -moz-osx-font-smoothing: unset;
    -webkit-text-size-adjust: 100%;
  }

  /* CRT scanlines + 荧光发光 */
  body::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(rgba(18,16,16,0) 50%, rgba(0,0,0,0.2) 50%);
    background-size: 100% 4px;
    z-index: 99;
    pointer-events: none;
    opacity: 0.5;
  }
  /* 霓虹发光：仅顶部标题区带主色辉光，模拟 CRT 荧光屏余晖；body 不加，避免卡片内文字继承 */
  .cli-header {
    text-shadow: 0 0 2px var(--term-green), 0 0 4px color-mix(in srgb, var(--term-green) 55%, transparent);
  }

  .wrapper {
    width: 100%;
    min-height: 100dvh;
    padding: 12px;
    max-width: 520px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    padding-top: max(10px, env(safe-area-inset-top));
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }
  .wrapper::after {
    content: "";
    display: block;
    height: 1px;
    flex-shrink: 0;
  }

  /* CLI Header */
  .cli-header {
    border-bottom: 1px dashed var(--term-green);
    padding-bottom: 6px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
  }
  .prompt { color: var(--term-green); text-shadow: 0 0 2px var(--term-green), 0 0 4px color-mix(in srgb, var(--term-green) 55%, transparent); }
  .cursor {
    display: inline-block;
    width: 8px; height: 15px;
    background: var(--term-green);
    vertical-align: middle;
    animation: blink 1s infinite;
  }
  @keyframes blink { 0%,49% { opacity:1; } 50%,100% { opacity:0; } }

  /* Grid */
  .grid-container {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: minmax(var(--card-height), auto);
    gap: 12px;
    flex-shrink: 0;
  }

  /* Box：实线边框 + 虚线外描边，交替营造像素质感 */
  .box {
    border: 1px solid var(--term-green);
    outline: 1px dashed var(--term-green-dim);
    outline-offset: 3px;
    padding: 14px 16px;
    background: rgba(0,255,102,0.02);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .box-title {
    font-size: 12px;
    color: var(--term-bg);
    background: var(--term-green);
    display: inline-block;
    padding: 0 6px;
    margin-bottom: 4px;
    font-weight: 600;
    align-self: flex-start;
  }

  /* Rows */
  .row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2px;
  }
  .label { color: var(--term-green); }
  .val {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
  }

  /* ASCII bar */
  .ascii-bar-wrap {
    display: flex;
    align-items: center;
    margin: 4px 0;
    font-family: var(--font-cli);
    width: 100%;
  }
  .ascii-bar {
    letter-spacing: 0px;
    white-space: pre;
    font-size: 13px;
    width: 100%;
    display: block;
    overflow: hidden;
  }
  .ascii-bar .bar-track { display: inline-block; position: relative; vertical-align: middle; }
  .ascii-bar .bar-dots { letter-spacing: 0.12em; white-space: pre; }
  .ascii-bar .bar-fill {
    position: absolute; left: 0; top: 0; bottom: 0;
    background: currentColor;          /* 跟随文字色，warn/crit 变色自动生效 */
  }

  /* Colors */
  .warn { color: var(--term-warn) !important; }
  .crit { color: var(--term-crit) !important; }

  /* ── 移动端横屏全屏拉满优化 (Landscape) ── */
  @media (orientation: landscape) {
    .wrapper {
      max-width: 100% !important; /* 解除宽度限制，撑满屏幕 */
      padding-left: max(16px, env(safe-area-inset-left));
      padding-right: max(16px, env(safe-area-inset-right));
      padding-top: max(8px, env(safe-area-inset-top));
      padding-bottom: max(8px, env(safe-area-inset-bottom));
    }

    .cli-header {
      margin-bottom: 8px;
      padding-bottom: 4px;
      font-size: 13px;
    }

    .grid-container {
      grid-template-columns: repeat(2, 1fr); /* 2x2 网格填充 */
      gap: 8px 12px;
      align-content: stretch;
    }

    .box {
      padding: 12px 14px;
    }

    .box-title {
      margin-bottom: 4px;
      font-size: 11px;
      padding: 0 5px;
    }

    .row {
      margin-bottom: 2px;
      font-size: 13px; /* 适当调大字体以适应横屏容器 */
    }

    .ascii-bar {
      font-size: 13px;
    }
  }
</style>
</head>
<body>

<div class="wrapper">
  <div class="cli-header">
    <div><span class="prompt">root@<span id="host-name">user</span>:~#</span> Ponitor -v<span class="cursor"></span></div>
    <div id="sys-clock">--:--:--</div>
  </div>

  <div class="grid-container">
    <!-- CPU -->
    <div class="box">
      <div class="box-title">[01] CPU</div>
      <div class="row">
        <span class="label">Usage:</span>
        <span class="val" id="cpu-pct">--%</span>
      </div>
      <div class="ascii-bar-wrap">
        <span id="cpu-bar" class="ascii-bar">[....................]</span>
      </div>
      <div class="row">
        <span class="label" style="color:var(--term-gray)">Cores Active:</span>
        <span class="val" id="cpu-cores" style="color:var(--term-gray)">--</span>
      </div>
    </div>

    <!-- Memory -->
    <div class="box">
      <div class="box-title">[02] MEMORY</div>
      <div class="row">
        <span class="label">Usage:</span>
        <span class="val" id="mem-pct">--%</span>
      </div>
      <div class="ascii-bar-wrap">
        <span id="mem-bar" class="ascii-bar">[....................]</span>
      </div>
      <div class="row">
        <span class="label" style="color:var(--term-gray)">Used / Total:</span>
        <span class="val" id="mem-detail" style="color:var(--term-gray)">-- / --</span>
      </div>
    </div>

    <!-- GPU -->
    <div class="box" id="gpu-box">
      <div class="box-title">[03] GPU</div>
      <div class="row">
        <span class="label" id="gpu-name">GPU:</span>
        <span class="val" id="gpu-pct">--%</span>
      </div>
      <div class="ascii-bar-wrap">
        <span id="gpu-bar" class="ascii-bar">[....................]</span>
      </div>
      <div class="row">
        <span class="label" style="color:var(--term-gray)">VRAM: <span id="gpu-vram" style="color:var(--term-green)">--</span></span>
        <span class="label" style="color:var(--term-gray)">TEMP: <span id="gpu-temp" style="color:var(--term-green)">--°C</span></span>
      </div>
    </div>

    <!-- Network -->
    <div class="box">
      <div class="box-title">[04] NETWORK I/O</div>
      <div class="row">
        <span class="label">Interface:</span>
        <span class="val" id="net-iface">--</span>
      </div>
      <div class="row">
        <span class="label">UP:</span>
        <span class="val" id="net-up">0 B/s</span>
      </div>
      <div class="row">
        <span class="label">DOWN:</span>
        <span class="val" id="net-down">0 B/s</span>
      </div>
    </div>
  </div>
</div>

<div style="height: 80dvh;"></div>

<script>
const API = '/api';

// 实测点宽与括号宽：探针挂进 .ascii-bar 内以继承 .bar-dots 的 letter-spacing，
// 字体回退时也精确匹配实际渲染
function barMetrics() {
  const host = document.querySelector('.ascii-bar');
  const probe = document.createElement('span');
  probe.className = 'bar-dots';
  probe.style.cssText = 'position:absolute;visibility:hidden;';
  host.appendChild(probe);
  probe.textContent = '..';
  const dotW = probe.getBoundingClientRect().width / 2;
  probe.textContent = '[]';
  const bracketW = probe.getBoundingClientRect().width;
  probe.remove();
  return { dotW: dotW || 5.2, bracketW: bracketW || 26 };
}

function makeAsciiBar(pct) {
  // 点数随容器宽度动态生成（实测点宽/括号宽），任何屏幕恰好填满不溢出
  const avail = document.querySelector('.ascii-bar-wrap')?.clientWidth || 300;
  const { dotW, bracketW } = barMetrics();
  const dots = Math.max(8, Math.floor((avail - bracketW) / dotW));
  const n = Math.round((dots * Math.min(pct, 100)) / 100);
  // 底 = 连续点线（点距均匀），fill = 绝对定位色块盖住前 n/dots；
  // 点永远整齐，] 位置恒定（track 宽度固定）
  let s = '[<span class="bar-track"><span class="bar-fill" style="width:' + (n * 100 / dots) + '%"></span><span class="bar-dots">' + '.'.repeat(dots) + '</span></span>]';
  return s;
}

function statusClass(pct) {
  if (pct > 85) return 'crit';
  if (pct > 70) return 'warn';
  return '';
}

function fmtSpeed(bps) {
  if (!bps) return '0 B/s';
  const u = ['B/s','KB/s','MB/s','GB/s']; let i = 0, v = bps;
  while (v >= 1024 && i < u.length-1) { v /= 1024; i++; }
  return v.toFixed(i===0?0:1) + ' ' + u[i];
}

function fmtSize(b) {
  if (b == null) return '--';
  const u = ['B','KB','MB','GB','TB']; let i = 0, v = b;
  while (v >= 1024 && i < u.length-1) { v /= 1024; i++; }
  return v.toFixed(i===0?0:1) + ' ' + u[i];
}

function fmtMem(mb) {
  if (mb == null) return '--';
  if (mb >= 1024) return (mb/1024).toFixed(1) + ' GB';
  return mb + ' MB';
}

async function fetchAPI(p) {
  const r = await fetch(`${API}/${p}`);
  if (!r.ok) throw new Error(p);
  return r.json();
}

async function update() {
  document.getElementById('sys-clock').textContent =
    new Date().toTimeString().split(' ')[0];

  try {
    const [cpu, mem, gpu, net] = (await Promise.allSettled([
      fetchAPI('cpu'), fetchAPI('mem'), fetchAPI('gpu'), fetchAPI('network')
    ])).map(r => r.status==='fulfilled'?r.value:null);

    // CPU
    if (cpu) {
      const pct = parseFloat(cpu.total.toFixed(1));
      const el = document.getElementById('cpu-pct');
      el.textContent = pct + '%'; el.className = 'val ' + statusClass(pct);
      const bar = document.getElementById('cpu-bar');
      bar.innerHTML = makeAsciiBar(pct);
      bar.className = 'ascii-bar ' + statusClass(pct);
      document.getElementById('cpu-cores').textContent = (cpu.cpucore||'--') + ' Cores';
    }

    // Memory
    if (mem) {
      const pct = parseFloat(mem.percent.toFixed(1));
      const el = document.getElementById('mem-pct');
      el.textContent = pct + '%'; el.className = 'val ' + statusClass(pct);
      const bar = document.getElementById('mem-bar');
      bar.innerHTML = makeAsciiBar(pct);
      bar.className = 'ascii-bar ' + statusClass(pct);
      document.getElementById('mem-detail').textContent =
        fmtSize(mem.used) + ' / ' + fmtSize(mem.total);
    }

    // GPU
    const gb = document.getElementById('gpu-box');
    if (gpu) {
      gb.style.display = '';
      const nm = (gpu.name || '').replace('NVIDIA GeForce ','');
      document.getElementById('gpu-name').textContent =
        'GPU (' + (nm.length > 24 ? nm.slice(0,21) + '...' : nm) + '):';
      const pct = parseFloat(gpu.utilization.toFixed(1));
      const el = document.getElementById('gpu-pct');
      el.textContent = pct + '%'; el.className = 'val ' + statusClass(pct);
      const bar = document.getElementById('gpu-bar');
      bar.innerHTML = makeAsciiBar(pct);
      bar.className = 'ascii-bar ' + statusClass(pct);
      document.getElementById('gpu-vram').textContent =
        (gpu.mem_total > 0 ? fmtMem(gpu.mem_used) + ' / ' + fmtMem(gpu.mem_total) : 'N/A');
      const t = document.getElementById('gpu-temp');
      if (gpu.temperature > 0) {
        t.textContent = gpu.temperature + '°C';
        t.className = gpu.temperature > 80 ? 'crit' : gpu.temperature > 65 ? 'warn' : '';
      } else {
        t.textContent = 'N/A';
        t.className = '';
      }
    } else {
      gb.style.display = 'none';
    }

    // Network
    if (net) {
      const a = net
        .filter(n => n.bytes_recv_rate_per_sec > 0 || n.bytes_sent_rate_per_sec > 0)
        .sort((x,y) => (y.bytes_recv_rate_per_sec+y.bytes_sent_rate_per_sec) -
                       (x.bytes_recv_rate_per_sec+x.bytes_sent_rate_per_sec));
      if (a.length) {
        document.getElementById('net-iface').textContent = a[0].interface_name;
        document.getElementById('net-down').textContent = fmtSpeed(a[0].bytes_recv_rate_per_sec);
        document.getElementById('net-up').textContent = fmtSpeed(a[0].bytes_sent_rate_per_sec);
      }
    }
  } catch(e) { console.error(e); }
}

// 自适应卡片高度：一屏放下（横屏 2×2 固定开销 54px，竖屏 1 列 92.6px）
let cardHeightAuto = false;
function computeAutoHeight() {
  const vh = window.innerHeight;
  const landscape = window.matchMedia('(orientation: landscape)').matches;
  const h = landscape ? (vh - 54) / 2 : (vh - 92.6) / 4;
  document.documentElement.style.setProperty('--card-height', Math.max(40, Math.floor(h)) + 'px');
}
window.addEventListener('resize', () => { if (cardHeightAuto) computeAutoHeight(); });
window.addEventListener('orientationchange', () => { if (cardHeightAuto) setTimeout(computeAutoHeight, 200); });

// 自调度循环：每轮重读配置，托盘菜单改间隔/主题即时生效
let refreshMs = 2000;
async function tick() {
  update();
  try {
    const c = await (await fetch(API + '/config')).json();
    if (c.interval_ms > 0) refreshMs = c.interval_ms;
    document.body.dataset.theme = c.theme || 'green';
    if (c.card_height !== undefined) {
      cardHeightAuto = c.card_height === 0;
      if (cardHeightAuto) computeAutoHeight();
      else document.documentElement.style.setProperty('--card-height', c.card_height + 'px');
    }
    if (c.user_name !== undefined) {
      document.getElementById('host-name').textContent = c.user_name || 'user';
    }
  } catch(e) {}
  setTimeout(tick, refreshMs);
}
tick();

// Safari: scroll 1px to collapse browser chrome
setTimeout(() => window.scrollTo(0, 1), 100);
setTimeout(() => window.scrollTo(0, 1), 500);
</script>
</body>
</html>