qinglong
203 lines
7.9 KiB
JavaScript
203 lines
7.9 KiB
JavaScript
window.DashboardModule = {
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ws: null,
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reconnectTimer: null,
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reconnectDelay: 1000,
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charts: {},
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_animateNumber: function(el, newVal, decimals, suffix) {
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try {
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var oldVal = parseFloat(el.getAttribute('data-val'));
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if (isNaN(oldVal)) oldVal = newVal;
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if (Math.abs(oldVal - newVal) < 0.05) { el.textContent = newVal.toFixed(decimals) + suffix; el.setAttribute('data-val', newVal); return; }
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el.setAttribute('data-val', newVal);
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var steps = 20, i = 0;
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var stepMs = 50; // 20 steps × 50ms = 1000ms
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var timer = setInterval(function(){
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i++;
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var p = Math.min(i / steps, 1);
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var eased = 1 - Math.pow(1 - p, 3);
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el.textContent = (oldVal + (newVal - oldVal) * eased).toFixed(decimals) + suffix;
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if (i >= steps) clearInterval(timer);
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}, stepMs);
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} catch(e) { el.textContent = newVal.toFixed(decimals) + suffix; }
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},
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init: function() {
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var self = this;
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// 初始化图表
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self.charts = {
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mem: new MiniChart('chart-mem', '#9ece6a'),
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cpu: new MiniChart('chart-cpu', '#7aa2f7'),
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net: new MiniChart('chart-net', '#e0af68'),
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speed: new DualLineChart('chart-speed', '#bb9af7', '#c0a8f0'),
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proc_mem: new MiniChart('chart-proc-mem', '#f7768e')
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};
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// 静态信息 (HTTP 一次)
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fetchSystemStaticInfo();
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// WebSocket 实时推送
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self._connect();
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},
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_connect: function() {
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var self = this;
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if (self.ws) {
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self.ws.onclose = null;
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self.ws.close();
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self.ws = null;
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}
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var base = window.location.pathname.split("/").slice(0, 2).join("/");
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var ws = new WebSocket("ws://" + location.host + base + "/api/system/ws");
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self.ws = ws;
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ws.onopen = function() {
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self.reconnectDelay = 1000;
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};
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ws.onmessage = function(e) {
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try {
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var d = JSON.parse(e.data);
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if (d.type === "sys") {
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self._updateUI(d.system, d.framework);
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}
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} catch(ex) {}
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};
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ws.onclose = function() {
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self.ws = null;
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self.reconnectTimer = setTimeout(function() {
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self.reconnectDelay = Math.min(self.reconnectDelay * 1.5, 15000);
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self._connect();
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}, self.reconnectDelay);
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};
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ws.onerror = function() { ws.close(); };
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},
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_updateUI: function(sys, fw) {
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// ── 框架卡片 ──
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if (fw) {
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var el;
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el = document.getElementById('d-uptime'); if (el) el.textContent = formatUptime(fw.uptime || 0);
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el = document.getElementById('d-plugins'); if (el) el.textContent = fw.plugins || 0;
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el = document.getElementById('d-ver-badge'); if (el) el.textContent = fw.version || '?';
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}
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if (!sys) return;
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var self = this;
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// ── 内存 ──
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if (sys.memory) {
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var m = sys.memory.percent || 0;
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var el = document.getElementById('d-mem'); if (el) self._animateNumber(el, m, 1, '%');
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el = document.getElementById('d-mem-detail');
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if (el) el.textContent = (sys.memory.used_gb || 0).toFixed(1) + ' / ' + (sys.memory.total_gb || 0).toFixed(1) + ' GB';
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self.charts.mem.update(m);
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}
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// ── CPU ──
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if (sys.cpu) {
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var cpuVal = sys.cpu.percent;
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if (cpuVal === null || cpuVal === undefined) {
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var load = (sys.cpu.load_avg && sys.cpu.load_avg[0]) ? sys.cpu.load_avg[0] : 0;
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cpuVal = Math.min(100, (load / (sys.cpu.cores || 1)) * 100);
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}
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var el = document.getElementById('d-cpu'); if (el) self._animateNumber(el, cpuVal, 0, '%');
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self.charts.cpu.update(cpuVal);
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if (sys.cpu.load_avg) {
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el = document.getElementById('info-load'); if (el) el.textContent = sys.cpu.load_avg[2].toFixed(2);
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}
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}
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// ── 网络累计流量 (RX + TX) ──
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if (sys.network) {
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var el;
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el = document.getElementById('d-net-rx'); if (el) el.textContent = formatTraffic(sys.network.rx_mb);
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el = document.getElementById('d-net-tx'); if (el) el.textContent = formatTraffic(sys.network.tx_mb);
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// Chart shows RX trend
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self.charts.net.update(sys.network.rx_mb || 0);
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}
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// ── 实时网速 ──
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if (sys.net_speed) {
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var el;
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el = document.getElementById('d-speed-rx');
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if (el) el.textContent = formatSpeed(sys.net_speed.rx_bytes_sec);
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el = document.getElementById('d-speed-tx');
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if (el) el.textContent = formatSpeed(sys.net_speed.tx_bytes_sec);
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// Chart: RX solid line, TX dashed line
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self.charts.speed.update(sys.net_speed.rx_bytes_sec || 0, sys.net_speed.tx_bytes_sec || 0);
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}
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// ── 进程内存 ──
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if (sys.process && sys.process.memory_mb !== undefined) {
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var pm = sys.process.memory_mb || 0;
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var el = document.getElementById('d-proc-mem'); if (el) self._animateNumber(el, pm, 1, ' MB');
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self.charts.proc_mem.update(pm);
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}
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if (sys.process && sys.process.pid !== undefined) {
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var el = document.getElementById('info-pid'); if (el) el.textContent = sys.process.pid;
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}
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},
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destroy: function() {
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if (this.reconnectTimer) { clearTimeout(this.reconnectTimer); this.reconnectTimer = null; }
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if (this.ws) { this.ws.onclose = null; this.ws.close(); this.ws = null; }
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this.charts = {};
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}
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};
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/* ── 静态信息 ── */
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async function fetchSystemStaticInfo() {
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try {
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var sys = await fetch('./api/system', {credentials:'include'}).then(function(r){return r.json();});
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var el;
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if (sys.platform) {
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el = document.getElementById('info-os'); if (el) el.textContent = sys.platform.system || '--';
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el = document.getElementById('info-arch'); if (el) el.textContent = sys.platform.machine || '--';
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el = document.getElementById('info-env'); if (el) el.textContent = sys.platform.env || 'Standard';
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}
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if (sys.cpu) {
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var c = sys.cpu.cores || 0;
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el = document.getElementById('info-cores'); if (el) el.textContent = c + ' / ' + c;
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}
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if (sys.memory) {
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el = document.getElementById('info-mem-total'); if (el) el.textContent = sys.memory.total_gb + ' GB';
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}
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// 框架信息 (部分来自 API)
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try {
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var fw = await fetch('./api/framework', {credentials:'include'}).then(function(r){return r.json();});
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el = document.getElementById('info-fw-ver'); if (el) el.textContent = fw.version || '?';
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} catch(e) {}
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var host = window.location.hostname + (window.location.port ? ':' + window.location.port : '');
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el = document.getElementById('info-addr'); if (el) el.textContent = host;
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} catch(e) {}
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}
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/* ── 格式化 ── */
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function formatUptime(seconds) {
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var h = Math.floor(seconds / 3600);
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var m = Math.floor((seconds % 3600) / 60);
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var s = Math.floor(seconds % 60);
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if (h > 0) return h + 'h ' + m + 'm';
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if (m > 0) return m + 'm ' + s + 's';
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return s + 's';
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}
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function formatTraffic(mb) {
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if (mb === undefined || mb === null) return '--';
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if (mb >= 1024) return (mb / 1024).toFixed(1) + ' GB';
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if (mb >= 1) return mb.toFixed(1) + ' MB';
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return (mb * 1024).toFixed(0) + ' KB';
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}
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function formatSpeed(bytesPerSec) {
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if (bytesPerSec === undefined || bytesPerSec === null || bytesPerSec < 0) return '0 B/s';
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if (bytesPerSec >= 1048576) return (bytesPerSec / 1048576).toFixed(1) + ' MB/s';
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if (bytesPerSec >= 1024) return (bytesPerSec / 1024).toFixed(0) + ' KB/s';
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return bytesPerSec.toFixed(0) + ' B/s';
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}
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