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链上实时账户看板 · 默认最小化 · 按模型独立退避 · 轻量玻璃态 UI · 低饱和 P&L · 横排 6 卡片并展示相对更新时间
// ==UserScript==
// @name Alpha Board（链上盈利数据展示/底部横排暂时/可隐藏/柔和玻璃）
// @namespace http://greasyfork.icu/zh-CN/users/1211909-amazing-fish
// @version 1.2.6
// @description 链上实时账户看板 · 默认最小化 · 按模型独立退避 · 轻量玻璃态 UI · 低饱和 P&L · 横排 6 卡片并展示相对更新时间
// @match *://*/*
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// @grant GM_setClipboard
// @connect api.hyperliquid.xyz
// @connect api.binance.com
// @connect data-asg.goldprice.org
// @license MIT
// ==/UserScript==
(function () {
'use strict';
// 仅在顶层窗口注入，并防止重复安装
let isTopLevel = true;
try { isTopLevel = window.top === window.self; } catch { isTopLevel = false; }
if (!isTopLevel) return;
const globalScope = typeof unsafeWindow !== 'undefined' ? unsafeWindow : window;
const INSTALL_FLAG = '__alphaBoardInstalled__';
if (globalScope[INSTALL_FLAG]) return;
globalScope[INSTALL_FLAG] = true;
/**
* Alpha Board 1.2.6
* ------------------
* - 针对多模型地址的链上账户价值聚合看板
* - 以 Hyperliquid API 为数据源，独立退避拉取、无本地持久化
* - 默认最小化，支持标题点击折叠，卡片横向排列并带相对时间
* - 鼠标滚轮上下滑动可驱动卡片横向滑动，并带缓动动画
* - 轻量玻璃态视觉 + 低饱和红/绿提示，适合常驻屏幕
*/
/** ===== 常量与默认（无记忆） ===== */
const INITIAL_CAPITAL = 10000; // 账户价值基准，用于计算 PnL
const FRESH_THRESH_MS = 15000; // 顶栏“Stale” 阈值
const JITTER_MS = 250; // 轮询轻微抖动，避免同时请求
const BACKOFF_STEPS = [3000, 5000, 8000, 12000]; // 网络失败退避梯度
const LOCK_RETRY_MS = 700; // 未抢到共享锁时的重试间隔
let COLLAPSED = true; // 默认以折叠状态启动
// 默认地址列表：直接在此修改即可，不会弹窗也不写本地存储
const ADDRS = {
'GPT-5': '0x67293D914eAFb26878534571add81F6Bd2D9fE06',
'Gemini 2.5 Pro': '0x1b7A7D099a670256207a30dD0AE13D35f278010f',
'Claude Sonnet 4.5': '0x59fA085d106541A834017b97060bcBBb0aa82869',
'Grok-4': '0x56D652e62998251b56C8398FB11fcFe464c08F84',
'DeepSeek V3.1': '0xC20aC4Dc4188660cBF555448AF52694CA62b0734',
'Qwen3-Max': '0x7a8fd8bba33e37361ca6b0cb4518a44681bad2f3'
};
// 模型清单，用于确定卡片顺序与徽章缩写
const MODELS = [
{ key: 'GPT-5', badge: 'GPT' },
{ key: 'Gemini 2.5 Pro', badge: 'GEM' },
{ key: 'Claude Sonnet 4.5', badge: 'CLD' },
{ key: 'Grok-4', badge: 'GRK' },
{ key: 'DeepSeek V3.1', badge: 'DSK' },
{ key: 'Qwen3-Max', badge: 'QWN' },
];
const FEATURE_CARDS = [
{
key: 'btc',
badge: 'BTC',
name: 'BTC · 实时价',
source: '数据源 Binance',
fetcher: fetchBtcTicker,
},
{
key: 'xau',
badge: 'XAU',
name: '黄金 · 现货价',
source: '数据源 GoldPrice.org',
fetcher: fetchGoldPrice,
},
];
const FEATURE_REFRESH_MS = 6000;
const VISIBLE_CARD_COUNT = 4;
const WIDTH_EXTRA_PX = 80;
const DOM_DELTA_LINE = 1;
const DOM_DELTA_PAGE = 2;
const WHEEL_LINE_HEIGHT = 16;
const WHEEL_ANIM_MIN_MS = 160;
const WHEEL_ANIM_MAX_MS = 420;
const WHEEL_ANIM_PX_RATIO = 0.45;
const ACTIVATION_KEYS = new Set(['Enter', ' ']);
let cancelWheelAnimation = ()=>{};
const mqlReducedMotion = globalScope.matchMedia ? globalScope.matchMedia('(prefers-reduced-motion: reduce)') : null;
let REDUCED_MOTION = !!(mqlReducedMotion && mqlReducedMotion.matches);
if (mqlReducedMotion) {
const handleMotionChange = (ev)=>{
const next = !!(ev.matches ?? ev.currentTarget?.matches);
REDUCED_MOTION = next;
if (next) cancelWheelAnimation();
};
if (typeof mqlReducedMotion.addEventListener === 'function') {
mqlReducedMotion.addEventListener('change', handleMotionChange);
} else if (typeof mqlReducedMotion.addListener === 'function') {
mqlReducedMotion.addListener(handleMotionChange);
}
}
/** ===== 玻璃态 + 透明度优化样式（更透、更克制） ===== */
// 所有视觉样式集中在一处，方便微调颜色、透明度或布局。
GM_addStyle(`
#ab-dock {
position: fixed; left: 12px; bottom: 12px; z-index: 2147483647;
pointer-events: none;
font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI",
Roboto,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC", Arial;
color-scheme: dark;
--gap: 7px; --radius: 14px;
--pY: 6px; --pX: 10px; --icon: 28px;
--ab-target-width: calc(4 * 168px + 3 * var(--gap) + 24px + ${WIDTH_EXTRA_PX}px);
--fsName: 9.5px; --fsVal: 12.5px; --fsSub: 9.5px;
/* ↓↓↓ 更低存在感的玻璃态（降低 blur / saturate / 亮度） ↓↓↓ */
--bg: rgba(12,14,18,0.26);
--bg2: rgba(12,14,18,0.12);
--card: rgba(18,21,28,0.28);
--card-hover: rgba(26,30,38,0.38);
--brd: rgba(255,255,255,0.10);
--soft: rgba(255,255,255,0.08);
--shadow: 0 12px 30px rgba(0,0,0,0.2);
/* ↓↓↓ 低饱和柔和绿/红（P&L + 状态点 + 闪烁） ↓↓↓ */
--green: rgb(204,255,216);
--red: rgb(255,215,213);
--blue: #60a5fa;
--text: #e6e8ee;
}
/* 展开按钮：更透、轻玻璃 */
#ab-toggle {
pointer-events: auto;
display: inline-flex;
align-items:center; gap:6px;
padding:5px 9px; border-radius:11px;
background: rgba(18,21,28,0.24);
border:1px solid rgba(255,255,255,0.10); color:var(--text); font-weight:600; font-size:11px; letter-spacing:.3px;
box-shadow: 0 6px 16px rgba(0,0,0,0.22);
cursor: pointer; user-select: none;
backdrop-filter: saturate(0.75) blur(3px);
transition: background .2s ease, border-color .2s ease, transform .15s ease;
}
#ab-toggle:hover { background: rgba(22,25,34,0.32); border-color: rgba(255,255,255,0.16); transform: translateY(-1px); }
/* 面板主体：更透、少 blur、少 saturate */
#ab-wrap {
pointer-events: auto;
display: none;
background:
linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0.008)) ,
radial-gradient(140% 160% at 0% 100%, rgba(96,165,250,0.05), transparent 60%) ,
var(--bg);
border: 1px solid rgba(255,255,255,0.09);
border-radius: 16px;
padding: 6px 10px 8px;
box-shadow: 0 14px 30px rgba(0,0,0,0.24);
width: min(96vw, var(--ab-target-width));
max-width: min(96vw, var(--ab-target-width));
backdrop-filter: saturate(0.75) blur(3px);
overflow: visible;
}
#ab-dock.ab-expanded #ab-toggle { display: none; }
#ab-dock.ab-expanded #ab-wrap { display: block; }
#ab-dock.ab-collapsed #ab-toggle { display: inline-flex; }
#ab-dock.ab-collapsed #ab-wrap { display: none; }
#ab-topbar { display:grid; grid-template-columns:1fr auto 1fr; align-items:center; margin-bottom:4px; padding:0; width:100%; gap:8px; }
#ab-left { display:flex; align-items:center; gap:8px; min-width:0; }
#ab-center { display:flex; align-items:center; justify-content:center; }
#ab-right { display:flex; align-items:center; justify-content:flex-end; gap:8px; }
#ab-title { color:#f7faff; font-size:11px; font-weight:700; letter-spacing:.35px; cursor: pointer; text-transform: uppercase; text-shadow: 0 0 8px rgba(0,0,0,0.35); }
#ab-status { display:flex; align-items:center; gap:5px; font-size:10.5px; color:#f0f4ff; letter-spacing:.25px; text-shadow: 0 0 8px rgba(0,0,0,0.32); font-weight:500; line-height:1; white-space:nowrap; }
.ab-dot { width:8px; height:8px; border-radius:50%; background:#9ca3af; }
.ab-live { background: var(--green); box-shadow: 0 0 10px color-mix(in srgb, var(--green) 35%, transparent); }
.ab-warn { background: #f59e0b; box-shadow: 0 0 10px rgba(245,158,11,0.30); }
.ab-dead { background: var(--red); box-shadow: 0 0 10px color-mix(in srgb, var(--red) 35%, transparent); }
#ab-link {
pointer-events: auto;
display: inline-flex;
align-items: center;
justify-content: center;
width: 26px;
height: 26px;
border-radius: 8px;
color: #f5f7ff;
text-decoration: none;
background: rgba(255,255,255,0.05);
border: 1px solid transparent;
transition: background .2s ease, border-color .2s ease, transform .15s ease;
}
#ab-link:hover {
background: rgba(255,255,255,0.10);
border-color: rgba(255,255,255,0.12);
transform: translateY(-1px);
}
#ab-link svg { width: 14px; height: 14px; fill: currentColor; }
#ab-expand-btn {
pointer-events: auto;
display: inline-flex;
align-items: center;
justify-content: center;
width: 26px;
height: 26px;
border-radius: 8px;
background: transparent;
border: 1px solid transparent;
color: #f5f7ff;
font-size: 13px;
font-weight: 600;
line-height: 1;
cursor: pointer;
backdrop-filter: none;
box-shadow: none;
transition: transform .15s ease, color .2s ease;
}
#ab-expand-btn:hover {
color: #ffffff;
transform: translateY(-1px);
}
#ab-expand-btn:active { transform: scale(0.95); }
#ab-expand-btn:focus-visible {
outline: 2px solid rgba(96,165,250,0.45);
outline-offset: 2px;
}
#ab-expand-btn svg {
width: 12px;
height: 12px;
stroke: currentColor;
stroke-width: 1.6;
fill: none;
stroke-linecap: round;
stroke-linejoin: round;
transition: transform .2s ease;
}
#ab-expand-btn.expanded svg {
transform: rotate(180deg);
}
/* 横向一行 + 滚动 */
#ab-row-viewport {
position: relative;
overflow-x: auto;
overflow-y: hidden;
scrollbar-width: thin;
scrollbar-color: transparent transparent;
width: 100%;
max-width: min(96vw, var(--ab-target-width));
padding: 0 10px 8px 10px;
margin: 0;
}
#ab-row-viewport::-webkit-scrollbar { height: 4px; }
#ab-row-viewport::-webkit-scrollbar-thumb { background: transparent; border-radius: 999px; }
#ab-row-viewport:hover,
#ab-row-viewport:focus-within {
scrollbar-color: rgba(255,255,255,0.16) transparent;
}
#ab-row-viewport:hover::-webkit-scrollbar-thumb,
#ab-row-viewport:focus-within::-webkit-scrollbar-thumb {
background: rgba(255,255,255,0.16);
}
#ab-row {
display:flex;
flex-wrap: nowrap;
gap: var(--gap);
padding-right: 4px;
transition: opacity .2s ease;
}
.ab-card {
flex: 0 0 auto;
min-width: 152px; max-width: 208px;
position: relative; display:flex; align-items:flex-start; gap:8px;
padding: var(--pY) var(--pX);
background: linear-gradient(155deg, rgba(255,255,255,0.05), rgba(255,255,255,0));
border: 1px solid rgba(255,255,255,0.08);
border-radius: var(--radius);
transition: transform 220ms ease, box-shadow 220ms ease, background 160ms ease, border-color 160ms ease;
will-change: transform;
--hover-lift: 0px;
--flip-translate-x: 0px;
--flip-translate-y: 0px;
--card-shadow: 0 0 0 0 rgba(0,0,0,0);
--flash-shadow: 0 0 0 0 rgba(0,0,0,0);
transform: translate(var(--flip-translate-x, 0px), var(--flip-translate-y, 0px)) translateY(var(--hover-lift, 0px));
box-shadow: var(--card-shadow), var(--flash-shadow);
}
.ab-card:hover {
background: linear-gradient(155deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02));
border-color: rgba(255,255,255,0.16);
--card-shadow: 0 10px 24px rgba(0,0,0,0.26);
--hover-lift: -1px;
}
.ab-icon {
width: var(--icon); height: var(--icon);
border-radius: 8px; display:grid; place-items:center;
font-weight:700; font-size:9.5px; letter-spacing:.45px; color:#10131a;
background: rgba(248,251,255,0.58);
border: 1px solid rgba(255,255,255,0.28); user-select:none; cursor: pointer;
box-shadow: 0 6px 16px rgba(0,0,0,0.22);
backdrop-filter: blur(6px) saturate(1.1);
transition: background 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}
.ab-icon:hover { background: rgba(255,255,255,0.82); border-color: rgba(255,255,255,0.42); box-shadow: 0 10px 20px rgba(0,0,0,0.28); }
.ab-icon:active { transform: scale(0.96); }
.ab-body { display:flex; flex-direction:column; gap:3px; min-width:0; }
.ab-head { display:flex; align-items:center; justify-content:space-between; gap:6px; }
.ab-name { font-size: var(--fsName); color:#f7faff; font-weight:600; letter-spacing:.22px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; text-shadow: 0 0 6px rgba(0,0,0,0.32); }
.ab-time { font-size:9.5px; color:#eef3ff; letter-spacing:.22px; white-space:nowrap; font-weight:500; text-shadow: 0 0 6px rgba(0,0,0,0.30); }
.ab-val { font-size: var(--fsVal); color:#f9fbff; font-weight:700; letter-spacing:.26px; font-variant-numeric: tabular-nums; text-shadow: 0 0 6px rgba(0,0,0,0.28); }
.ab-sub { font-size: var(--fsSub); color:#a4afc0; font-variant-numeric: tabular-nums; letter-spacing:.18px; }
/* ↓ P&L 低饱和绿/红 */
.ab-sub .pos { color: color-mix(in srgb, var(--green) 82%, #d1fae5); }
.ab-sub .neg { color: color-mix(in srgb, var(--red) 82%, #fee2e2); }
/* 涨跌闪烁（进一步降低透明度与冲击感） */
@media (prefers-reduced-motion: no-preference) {
.flash-up { --flash-shadow: inset 0 0 0 1.5px color-mix(in srgb, var(--green) 18%, transparent); }
.flash-down { --flash-shadow: inset 0 0 0 1.5px color-mix(in srgb, var(--red) 18%, transparent); }
}
#ab-feature-cards {
display: none;
flex-wrap: wrap;
gap: var(--gap);
width: 100%;
padding: 6px 10px 0 10px;
pointer-events: none;
}
#ab-feature-cards .ab-card {
min-width: 168px;
pointer-events: auto;
}
#ab-feature-cards .ab-icon { cursor: default; }
#ab-dock.ab-feature-open #ab-row-viewport {
overflow: hidden;
padding-bottom: 0;
scrollbar-width: none;
}
#ab-dock.ab-feature-open #ab-row-viewport::-webkit-scrollbar { display: none; }
#ab-dock.ab-feature-open #ab-feature-cards {
display: flex;
pointer-events: auto;
}
#ab-dock.ab-feature-open #ab-row {
opacity: 0;
pointer-events: none;
display: none;
}
/* 骨架占位 */
.skeleton {
background: linear-gradient(90deg, rgba(255,255,255,0.05) 25%, rgba(255,255,255,0.12) 45%, rgba(255,255,255,0.05) 65%);
background-size: 400% 100%;
animation: ab-shimmer 1.2s ease-in-out infinite;
border-radius: 999px; height: 8px; width: 104px; opacity: .6;
}
@keyframes ab-shimmer {
0% { background-position: 100% 0; }
100% { background-position: -100% 0; }
}
/* Toast */
#ab-toast {
position: absolute; left: 8px; bottom: 100%; margin-bottom: 8px;
background: rgba(0,0,0,0.78); color:#fff; padding:6px 8px; border-radius:8px;
font-size:11px; pointer-events:none; opacity:0; transform: translateY(6px);
transition: opacity .2s ease, transform .2s ease;
}
#ab-toast.show { opacity:1; transform: translateY(0); }
`);
/** ===== DOM ===== */
// 创建挂载点与初始骨架，配合 toggle/title 控制展示状态。
const dock = document.createElement('div');
dock.id = 'ab-dock';
dock.innerHTML = `
<div id="ab-toggle" title="展开 Alpha Board">Alpha Board</div>
<div id="ab-wrap" role="region" aria-label="Alpha Board 实时看板">
<div id="ab-topbar">
<div id="ab-left">
<span id="ab-title" title="点击最小化">Alpha Board · 链上实时</span>
<div id="ab-status" aria-live="polite">
<span class="ab-dot" id="ab-dot"></span>
<span id="ab-time">Syncing…</span>
</div>
</div>
<div id="ab-center">
<button
id="ab-expand-btn"
type="button"
aria-label="展开扩展内容"
aria-expanded="false"
title="展开扩展内容"
>
<svg viewBox="0 0 16 16" aria-hidden="true">
<path d="M4.25 6.25L8 10l3.75-3.75" />
</svg>
</button>
</div>
<div id="ab-right">
<a
id="ab-link"
href="https://nof1.ai"
target="_blank"
rel="noopener noreferrer"
aria-label="打开 Nof1.ai（新窗口）"
title="打开 Nof1.ai（新窗口）"
>
<svg viewBox="0 0 20 20" aria-hidden="true">
<path d="M5 4a2 2 0 00-2 2v8a2 2 0 002 2h8a2 2 0 002-2v-3a1 1 0 112 0v3a4 4 0 01-4 4H5a4 4 0 01-4-4V6a4 4 0 014-4h3a1 1 0 110 2H5z" />
<path d="M9 3a1 1 0 011-1h7a1 1 0 011 1v7a1 1 0 11-2 0V5.414l-8.293 8.293a1 1 0 11-1.414-1.414L14.586 4H10a1 1 0 01-1-1z" />
</svg>
</a>
</div>
</div>
<div id="ab-row-viewport">
<div id="ab-row"></div>
<div
id="ab-feature-cards"
role="region"
aria-label="Alpha Board 扩展内容"
aria-hidden="true"
></div>
</div>
<div id="ab-toast" role="status" aria-live="polite"></div>
</div>
`;
document.documentElement.appendChild(dock);
const wrap = dock.querySelector('#ab-wrap');
const viewport = dock.querySelector('#ab-row-viewport');
const row = dock.querySelector('#ab-row');
const toggle = dock.querySelector('#ab-toggle');
const title = dock.querySelector('#ab-title');
const expandBtn = dock.querySelector('#ab-expand-btn');
const featureCardsContainer = dock.querySelector('#ab-feature-cards');
const dot = dock.querySelector('#ab-dot');
const timeEl = dock.querySelector('#ab-time');
const toast = dock.querySelector('#ab-toast');
const featureCardsByKey = new Map();
const featureState = new Map();
const featureTimeDisplays = new Map();
const featureLastValueMap = new Map();
const featureMetaByKey = new Map();
if (featureCardsContainer) {
FEATURE_CARDS.forEach((item) => {
const card = document.createElement('div');
card.className = 'ab-card ab-feature-card';
card.setAttribute('data-key', item.key);
card.innerHTML = `
<div class="ab-icon" aria-hidden="true">${item.badge}</div>
<div class="ab-body">
<div class="ab-head">
<div class="ab-name" title="${item.name}">${item.name}</div>
<div class="ab-time">等待数据</div>
</div>
<div class="ab-val"><span class="skeleton" style="width:120px;"></span></div>
<div class="ab-sub">${item.source || ''}</div>
</div>
`;
featureCardsContainer.appendChild(card);
featureCardsByKey.set(item.key, card);
featureTimeDisplays.set(item.key, card.querySelector('.ab-time'));
featureState.set(item.key, { price: null, change: null, percent: null, ts: 0 });
featureMetaByKey.set(item.key, item);
});
}
// 展开/收起（默认最小化）
toggle.setAttribute('role', 'button');
toggle.setAttribute('aria-controls', 'ab-wrap');
toggle.setAttribute('tabindex', '0');
title.setAttribute('role', 'button');
title.setAttribute('tabindex', '0');
title.setAttribute('aria-controls', 'ab-wrap');
function applyCollapseState(){
if (COLLAPSED) {
dock.classList.add('ab-collapsed');
dock.classList.remove('ab-expanded');
toggle.setAttribute('aria-hidden', 'false');
toggle.setAttribute('aria-expanded', 'false');
title.setAttribute('aria-expanded', 'false');
wrap.setAttribute('aria-hidden', 'true');
} else {
dock.classList.add('ab-expanded');
dock.classList.remove('ab-collapsed');
toggle.setAttribute('aria-hidden', 'true');
toggle.setAttribute('aria-expanded', 'true');
title.setAttribute('aria-expanded', 'true');
wrap.setAttribute('aria-hidden', 'false');
}
}
function minimize(){ COLLAPSED = true; applyCollapseState(); }
function expand() { COLLAPSED = false; applyCollapseState(); scheduleWidthSync(); }
let FEATURE_EXPANDED = false;
function setFeatureState(next){
const nextExpanded = !!next;
if (viewport) {
if (nextExpanded) {
const rect = viewport.getBoundingClientRect();
const measured = rect.height || viewport.scrollHeight;
if (measured) {
viewport.style.minHeight = `${measured}px`;
} else {
viewport.style.removeProperty('min-height');
}
} else {
viewport.style.removeProperty('min-height');
}
}
FEATURE_EXPANDED = nextExpanded;
dock.classList.toggle('ab-feature-open', FEATURE_EXPANDED);
if (expandBtn) {
const label = FEATURE_EXPANDED ? '收起扩展内容' : '展开扩展内容';
expandBtn.setAttribute('aria-label', label);
expandBtn.setAttribute('title', label);
expandBtn.setAttribute('aria-expanded', FEATURE_EXPANDED ? 'true' : 'false');
expandBtn.classList.toggle('expanded', FEATURE_EXPANDED);
}
if (featureCardsContainer) {
featureCardsContainer.setAttribute('aria-hidden', FEATURE_EXPANDED ? 'false' : 'true');
}
}
function toggleFeature(){ setFeatureState(!FEATURE_EXPANDED); }
function attachPressHandlers(el, handler){
el.addEventListener('click', handler);
const tagName = (el.tagName || '').toLowerCase();
if (tagName === 'button') return;
el.addEventListener('keydown', (ev)=>{
if (!ACTIVATION_KEYS.has(ev.key)) return;
ev.preventDefault();
handler(ev);
});
}
attachPressHandlers(toggle, expand);
attachPressHandlers(title, minimize);
if (expandBtn) attachPressHandlers(expandBtn, toggleFeature);
setFeatureState(false);
minimize();
let widthSyncPending = false;
let lastWidthApplied = 0;
function scheduleWidthSync(){
if (widthSyncPending) return;
widthSyncPending = true;
requestAnimationFrame(()=>{
widthSyncPending = false;
applyWidthSync();
});
}
function applyWidthSync(){
const cards = Array.from(row.querySelectorAll('.ab-card'));
if (!cards.length) return;
const sampleCount = Math.min(cards.length, VISIBLE_CARD_COUNT);
let totalWidth = 0;
let measured = 0;
for (let i = 0; i < sampleCount; i += 1) {
const rect = cards[i].getBoundingClientRect();
if (!rect.width) continue;
totalWidth += rect.width;
measured += 1;
}
if (!measured) return;
const rowStyles = getComputedStyle(row);
const gapValue = parseFloat(rowStyles.gap || rowStyles.columnGap || '0') || 0;
const rowPadL = parseFloat(rowStyles.paddingLeft || '0') || 0;
const rowPadR = parseFloat(rowStyles.paddingRight || '0') || 0;
const viewportStyles = getComputedStyle(viewport);
const viewportPadL = parseFloat(viewportStyles.paddingLeft || '0') || 0;
const viewportPadR = parseFloat(viewportStyles.paddingRight || '0') || 0;
const visibleGapTotal = gapValue * Math.max(0, measured - 1);
const baseWidth = totalWidth
+ visibleGapTotal
+ rowPadL + rowPadR
+ viewportPadL + viewportPadR;
const contentWidth = baseWidth + WIDTH_EXTRA_PX;
const maxWidthPx = Math.min(window.innerWidth * 0.96, contentWidth);
if (Math.abs(maxWidthPx - lastWidthApplied) < 0.5) return;
lastWidthApplied = maxWidthPx;
dock.style.setProperty('--ab-target-width', `${maxWidthPx}px`);
}
window.addEventListener('resize', scheduleWidthSync, { passive: true });
viewport.addEventListener('wheel', handleViewportWheel, { passive: false });
let wheelAnimId = 0;
let wheelAnimStart = 0;
let wheelAnimFrom = 0;
let wheelAnimTo = 0;
let wheelAnimDuration = WHEEL_ANIM_MIN_MS;
let wheelAnimTarget = null;
cancelWheelAnimation = ()=>{
if (!wheelAnimTarget) return;
if (wheelAnimId) cancelAnimationFrame(wheelAnimId);
wheelAnimTarget.scrollLeft = wheelAnimTo;
wheelAnimId = 0;
wheelAnimTarget = null;
};
function easeOutCubic(t){
return 1 - Math.pow(1 - t, 3);
}
function beginWheelAnimation(target, to, distance){
if (REDUCED_MOTION) {
cancelWheelAnimation();
target.scrollLeft = to;
return;
}
wheelAnimTarget = target;
wheelAnimFrom = target.scrollLeft;
wheelAnimTo = to;
wheelAnimDuration = Math.min(
WHEEL_ANIM_MAX_MS,
Math.max(WHEEL_ANIM_MIN_MS, WHEEL_ANIM_MIN_MS + distance * WHEEL_ANIM_PX_RATIO)
);
wheelAnimStart = performance.now();
if (!wheelAnimId) {
wheelAnimId = requestAnimationFrame(stepWheelAnimation);
}
}
function stepWheelAnimation(now){
const target = wheelAnimTarget;
if (!target) {
wheelAnimId = 0;
return;
}
const duration = wheelAnimDuration;
if (duration <= 0) {
target.scrollLeft = wheelAnimTo;
wheelAnimId = 0;
wheelAnimTarget = null;
return;
}
const progress = Math.min(1, (now - wheelAnimStart) / duration);
const eased = easeOutCubic(progress);
const next = wheelAnimFrom + (wheelAnimTo - wheelAnimFrom) * eased;
target.scrollLeft = next;
if (progress < 1 && Math.abs(wheelAnimTo - next) > 0.01) {
wheelAnimId = requestAnimationFrame(stepWheelAnimation);
} else {
target.scrollLeft = wheelAnimTo;
wheelAnimId = 0;
wheelAnimTarget = null;
}
}
function handleViewportWheel(ev){
if (ev.ctrlKey || ev.altKey || ev.metaKey) return;
const target = ev.currentTarget;
if (!(target instanceof HTMLElement)) return;
const maxScrollLeft = target.scrollWidth - target.clientWidth;
if (maxScrollLeft <= 0) return;
const primaryDelta = Math.abs(ev.deltaY) >= Math.abs(ev.deltaX) ? ev.deltaY : 0;
if (!primaryDelta) return;
let deltaPx = primaryDelta;
if (ev.deltaMode === DOM_DELTA_LINE) deltaPx *= WHEEL_LINE_HEIGHT;
else if (ev.deltaMode === DOM_DELTA_PAGE) deltaPx *= target.clientWidth;
if (!deltaPx) return;
const prev = target.scrollLeft;
const next = Math.min(maxScrollLeft, Math.max(0, prev + deltaPx));
if (Math.abs(next - prev) < 0.01) return;
beginWheelAnimation(target, next, Math.abs(next - prev));
ev.preventDefault();
}
/** ===== 状态与卡片 ===== */
const state = new Map(); // key -> { value, addr, addrCanon, ts }
const cardsByKey = new Map(); // key -> card DOM 节点
const timeDisplays = new Map(); // key -> 时间显示 DOM
let lastOrder = MODELS.map(m=>m.key); // 保留历史顺序以便未来做最小化动画
let lastGlobalSuccess = 0;
let seenAnySuccess = false;
const lastValueMap = new Map(); // 涨跌闪烁使用
const addrSubscribers = new Map(); // canon addr -> Set<modelKey>
MODELS.forEach((m) => {
const card = document.createElement('div');
card.className = 'ab-card';
card.setAttribute('data-key', m.key);
card.innerHTML = `
<div class="ab-icon" title="点击复制地址">${m.badge}</div>
<div class="ab-body">
<div class="ab-head">
<div class="ab-name" title="${m.key}">${m.key}</div>
<div class="ab-time"><span class="skeleton" style="width:48px;"></span></div>
</div>
<div class="ab-val"><span class="skeleton"></span></div>
<div class="ab-sub"><span class="skeleton" style="width:80px;"></span></div>
</div>
`;
row.appendChild(card);
cardsByKey.set(m.key, card);
// 初始状态：为每张卡片记住地址和时间显示节点
const addr = ADDRRSafe(ADDRS[m.key]);
const canon = canonAddress(addr);
state.set(m.key, { value: null, addr, addrCanon: canon, ts: 0 });
timeDisplays.set(m.key, card.querySelector('.ab-time'));
if (canon) {
if (!addrSubscribers.has(canon)) addrSubscribers.set(canon, new Set());
addrSubscribers.get(canon).add(m.key);
}
// 复制地址
card.querySelector('.ab-icon').addEventListener('click', async ()=>{
const addr = state.get(m.key).addr;
if (!addr) { showToast('未配置地址'); return; }
try {
if (typeof GM_setClipboard === 'function') GM_setClipboard(addr);
else await navigator.clipboard.writeText(addr);
showToast('地址已复制');
} catch { showToast('复制失败'); }
});
});
scheduleWidthSync();
refreshCardTimes();
/** ===== 网络层 ===== */
const storage = (()=>{ try { return globalScope.localStorage; } catch { return null; } })();
const STORAGE_OK = !!storage;
const TAB_ID = `${Date.now().toString(36)}-${Math.random().toString(36).slice(2, 8)}`;
const CACHE_PREFIX = '__ab_cache__';
const LOCK_PREFIX = '__ab_lock__';
const CACHE_TTL_MS = 2500;
const LOCK_TIMEOUT_MS = 15000;
const CHANNEL_NAME = 'alpha-board-net-sync';
const bc = typeof BroadcastChannel !== 'undefined' ? new BroadcastChannel(CHANNEL_NAME) : null;
const sharedResultCache = new Map(); // canon addr -> { value, ts, success }
const heldLocks = new Map(); // storage key -> token
const sleep = (ms)=>new Promise(resolve=>setTimeout(resolve, ms));
if (bc) {
bc.addEventListener('message', (ev)=>{
const data = ev.data;
if (!data || data.type !== 'ab-result') return;
if (data.origin === TAB_ID) return;
if (typeof data.addr !== 'string') return;
handleSharedResult(data.addr, data.payload);
});
}
if (STORAGE_OK) {
globalScope.addEventListener('storage', (ev)=>{
if (!ev.key || !ev.newValue) return;
if (ev.key.startsWith(CACHE_PREFIX)) {
const addr = ev.key.slice(CACHE_PREFIX.length);
const payload = safeParseJSON(ev.newValue);
handleSharedResult(addr, payload);
}
});
globalScope.addEventListener('unload', ()=>{
heldLocks.forEach((token, key)=>{
try {
const current = safeParseJSON(storage.getItem(key));
if (!current || current.owner === TAB_ID) storage.removeItem(key);
} catch {}
});
heldLocks.clear();
});
}
/**
* 以 GM_xmlhttpRequest POST JSON，统一处理超时/异常。
* @param {string} url
* @param {object} data
* @returns {Promise<any>}
*/
function gmPostJson(url, data) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'POST', url, data: JSON.stringify(data),
headers: { 'Content-Type': 'application/json' },
timeout: 10000,
onload: (res) => {
try { resolve(JSON.parse(res.responseText)); }
catch (e) { reject(e); }
},
onerror: reject, ontimeout: reject
});
});
}
function gmGetJson(url) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET', url,
timeout: 10000,
onload: (res) => {
try { resolve(JSON.parse(res.responseText)); }
catch (e) { reject(e); }
},
onerror: reject, ontimeout: reject
});
});
}
/**
* 拉取地址的账户价值，优先读取逐仓/全仓字段，异常时返回 null。
* @param {string} address
* @returns {Promise<number|null>}
*/
async function fetchAccountValue(address) {
if (!address || !/^0x[a-fA-F0-9]{40}$/i.test(address)) return null;
try {
const resp = await gmPostJson('https://api.hyperliquid.xyz/info', {
type: 'clearinghouseState', user: address, dex: ''
});
const v = resp?.marginSummary?.accountValue || resp?.crossMarginSummary?.accountValue;
const num = v ? parseFloat(v) : NaN;
return Number.isFinite(num) ? num : null;
} catch { return null; }
}
async function fetchBtcTicker(){
try {
const resp = await gmGetJson('https://api.binance.com/api/v3/ticker/24hr?symbol=BTCUSDT');
const priceRaw = resp?.lastPrice ?? resp?.weightedAvgPrice ?? resp?.price;
const changeRaw = resp?.priceChange;
const pctRaw = resp?.priceChangePercent;
const price = priceRaw == null ? NaN : parseFloat(priceRaw);
if (!Number.isFinite(price)) return null;
const change = changeRaw == null ? NaN : parseFloat(changeRaw);
const percent = pctRaw == null ? NaN : parseFloat(pctRaw);
return {
price,
change: Number.isFinite(change) ? change : null,
percent: Number.isFinite(percent) ? percent / 100 : null,
ts: Date.now(),
};
} catch { return null; }
}
async function fetchGoldPrice(){
try {
const resp = await gmGetJson('https://data-asg.goldprice.org/dbXRates/USD');
const items = Array.isArray(resp?.items) ? resp.items : [];
const usd = items.find((item)=> item && item.curr === 'USD') || items[0];
const priceRaw = usd?.xauPrice;
const changeRaw = usd?.chgXau;
const pctRaw = usd?.pcXau;
const price = priceRaw == null ? NaN : parseFloat(priceRaw);
if (!Number.isFinite(price)) return null;
const change = changeRaw == null ? NaN : parseFloat(changeRaw);
const percent = pctRaw == null ? NaN : parseFloat(pctRaw);
const tsRaw = resp?.tsj ?? resp?.ts;
const ts = tsRaw == null ? NaN : Number(tsRaw);
return {
price,
change: Number.isFinite(change) ? change : null,
percent: Number.isFinite(percent) ? percent / 100 : null,
ts: Number.isFinite(ts) ? ts : Date.now(),
};
} catch { return null; }
}
function tryUseSharedResult(canon, rec){
if (!canon) return false;
const payload = getFreshSharedResult(canon);
if (!payload) return false;
if (payload.success) {
rec.step = 0;
} else {
rec.step = Math.min(rec.step + 1, BACKOFF_STEPS.length - 1);
}
handleSharedResult(canon, payload);
return true;
}
function getFreshSharedResult(canon){
if (!canon) return null;
const now = Date.now();
const cached = sharedResultCache.get(canon);
if (cached && (now - cached.ts) <= CACHE_TTL_MS) return cached;
if (STORAGE_OK) {
const stored = readCache(canon);
if (stored && (now - stored.ts) <= CACHE_TTL_MS) return stored;
}
return null;
}
async function tryAcquireLock(canon){
if (!STORAGE_OK || !canon) return false;
const key = LOCK_PREFIX + canon;
const token = `${TAB_ID}:${Math.random().toString(36).slice(2, 10)}`;
let attempt = 0;
while (attempt < 4) {
attempt += 1;
const now = Date.now();
try {
const current = safeParseJSON(storage.getItem(key));
if (current && typeof current.ts === 'number' && typeof current.owner === 'string') {
if (current.owner !== TAB_ID && (now - current.ts) < LOCK_TIMEOUT_MS) return false;
}
const payload = JSON.stringify({ owner: TAB_ID, ts: now, token });
storage.setItem(key, payload);
await sleep(0);
const verify = safeParseJSON(storage.getItem(key));
if (verify && verify.owner === TAB_ID && verify.token === token) {
heldLocks.set(key, token);
return true;
}
} catch {
return false;
}
await sleep(5 * attempt);
}
return false;
}
function releaseLock(canon){
if (!STORAGE_OK || !canon) return;
const key = LOCK_PREFIX + canon;
try {
const current = safeParseJSON(storage.getItem(key));
const token = heldLocks.get(key);
if (!current || current.owner !== TAB_ID) {
if (!current) storage.removeItem(key);
} else if (!current.token || !token || current.token === token) {
storage.removeItem(key);
}
} catch { storage?.removeItem?.(key); }
heldLocks.delete(key);
}
function readCache(canon){
if (!STORAGE_OK || !canon) return null;
try {
return safeParseJSON(storage.getItem(CACHE_PREFIX + canon));
} catch { return null; }
}
function writeCache(canon, payload){
if (!STORAGE_OK || !canon) return;
try {
storage.setItem(CACHE_PREFIX + canon, JSON.stringify(payload));
} catch {}
}
function shareResult(canon, payload){
if (!canon || !payload) return;
if (STORAGE_OK) writeCache(canon, payload);
if (bc) {
try { bc.postMessage({ type: 'ab-result', addr: canon, payload, origin: TAB_ID }); } catch {}
}
handleSharedResult(canon, payload);
}
function handleSharedResult(canon, payload){
if (!canon || !payload || typeof payload.ts !== 'number') return;
const prev = sharedResultCache.get(canon);
if (prev && prev.ts >= payload.ts) return;
sharedResultCache.set(canon, payload);
if (payload.success) {
seenAnySuccess = true;
lastGlobalSuccess = Math.max(lastGlobalSuccess, payload.ts);
const keys = addrSubscribers.get(canon);
if (keys) {
keys.forEach(key=>{
if (state.has(key)) updateCard(key, payload.value, payload.ts);
});
}
updateStatus();
}
}
/** ===== 按模型独立轮询 + 失败退避 ===== */
const pollers = new Map(); // key -> { step, timer }
/**
* 为指定模型启动独立轮询：成功时重置退避，失败时升级退避。
* @param {string} mkey
*/
function startPoller(mkey){
const rec = { step: 0, timer: null };
pollers.set(mkey, rec);
const run = async () => {
const s = state.get(mkey);
const addr = s.addr;
const canon = s.addrCanon || canonAddress(addr);
if (!s.addrCanon) s.addrCanon = canon;
// 无地址时：视为“不可用”，降频到最高 12s
if (!addr) {
updateCard(mkey, null);
rec.step = BACKOFF_STEPS.length - 1;
scheduleNext();
return;
}
if (tryUseSharedResult(canon, rec)) {
scheduleNext();
return;
}
let acquired = false;
if (STORAGE_OK && canon) {
acquired = await tryAcquireLock(canon);
if (!acquired) {
scheduleNext(LOCK_RETRY_MS);
return;
}
}
try {
const val = await fetchAccountValue(addr);
const nowTs = Date.now();
if (val == null) {
rec.step = Math.min(rec.step + 1, BACKOFF_STEPS.length - 1);
if (canon) shareResult(canon, { value: null, ts: nowTs, success: false });
} else {
rec.step = 0;
if (canon) {
shareResult(canon, { value: val, ts: nowTs, success: true });
} else {
seenAnySuccess = true;
lastGlobalSuccess = nowTs;
updateCard(mkey, val, nowTs);
updateStatus();
}
}
scheduleNext();
} finally {
if (acquired && canon) releaseLock(canon);
}
};
function scheduleNext(customDelay){
const base = typeof customDelay === 'number' ? customDelay : BACKOFF_STEPS[rec.step];
const jitter = typeof customDelay === 'number' ? 0 : (Math.random() * 2 - 1) * JITTER_MS;
clearTimeout(rec.timer);
rec.timer = setTimeout(run, Math.max(0, base + jitter));
}
scheduleNext();
}
// 为所有模型启动独立轮询
MODELS.forEach(m => startPoller(m.key));
function startFeatureTickerPollers(){
FEATURE_CARDS.forEach((card)=>{
const { key, fetcher } = card;
if (!featureCardsByKey.has(key) || typeof fetcher !== 'function') return;
let timer = null;
const run = async ()=>{
try {
const data = await fetcher();
if (data) {
updateFeatureCard(key, data);
} else {
const hadValue = !!(featureState.get(key)?.price != null);
updateFeatureCard(key, null, hadValue);
}
} catch {
const hadValue = !!(featureState.get(key)?.price != null);
updateFeatureCard(key, null, hadValue);
} finally {
scheduleNext();
}
};
const scheduleNext = ()=>{
clearTimeout(timer);
timer = setTimeout(run, FEATURE_REFRESH_MS);
};
run();
});
}
startFeatureTickerPollers();
/** ===== 渲染 ===== */
/**
* 更新单个模型卡片的文案、排序及动画效果。
* @param {string} mkey
* @param {number|null} value
*/
function updateCard(mkey, value, tsOverride){
const s = state.get(mkey);
s.value = value;
// 先记录旧位置信息（用于 FLIP 动画）
const firstRects = new Map();
MODELS.forEach(m=>{
const el = cardsByKey.get(m.key);
firstRects.set(m.key, el.getBoundingClientRect());
});
// 更新本卡展示
const el = cardsByKey.get(mkey);
const valEl = el.querySelector('.ab-val');
const subEl = el.querySelector('.ab-sub');
if (value == null) {
valEl.innerHTML = '<span class="skeleton" style="width:120px;"></span>';
subEl.textContent = s.addr ? '等待数据…' : '地址未配置';
s.ts = 0;
} else {
const prev = lastValueMap.get(mkey);
valEl.textContent = fmtUSD(value);
const pnl = value - INITIAL_CAPITAL;
const pct = pnl / INITIAL_CAPITAL;
subEl.innerHTML = `PnL <span class="${pnl>=0?'pos':'neg'}">${fmtUSD(pnl)} · ${fmtPct(pct)}</span>`;
s.ts = typeof tsOverride === 'number' ? tsOverride : Date.now();
// 涨跌闪烁（更柔和）
if (typeof prev === 'number' && prev !== value) {
el.classList.remove('flash-up','flash-down');
void el.offsetWidth;
el.classList.add(prev < value ? 'flash-up' : 'flash-down');
setTimeout(()=>el.classList.remove('flash-up','flash-down'), 260);
}
lastValueMap.set(mkey, value);
}
// 重排：按最新值排序（不显示名次，仅内部排序）
const items = MODELS.map(m => ({ key: m.key, value: state.get(m.key).value }));
items.sort((a,b)=>(b.value??-Infinity)-(a.value??-Infinity));
const newOrder = items.map(i=>i.key);
const els = items.map(i=>cardsByKey.get(i.key));
const lastRects = new Map();
els.forEach(el=>{
const key = el.getAttribute('data-key');
lastRects.set(key, firstRects.get(key));
});
els.forEach((el)=> row.appendChild(el));
els.forEach(el=>{
const key = el.getAttribute('data-key');
const first = lastRects.get(key);
const last = el.getBoundingClientRect();
if (first) {
const dx = first.left - last.left;
const dy = first.top - last.top;
if (dx || dy) {
el.style.transition = 'none';
el.style.setProperty('--flip-translate-x', `${dx}px`);
el.style.setProperty('--flip-translate-y', `${dy}px`);
el.getBoundingClientRect();
el.style.transition = 'transform 240ms ease';
el.style.setProperty('--flip-translate-x', '0px');
el.style.setProperty('--flip-translate-y', '0px');
el.addEventListener('transitionend', ()=>{ el.style.transition=''; }, { once:true });
}
}
});
lastOrder = newOrder;
refreshCardTimes();
scheduleWidthSync();
}
function updateFeatureCard(key, payload, errored){
const card = featureCardsByKey.get(key);
if (!card) return;
let s = featureState.get(key);
if (!s) {
s = { price: null, change: null, percent: null, ts: 0 };
featureState.set(key, s);
}
const meta = featureMetaByKey.get(key) || {};
const valEl = card.querySelector('.ab-val');
const subEl = card.querySelector('.ab-sub');
if (!payload || payload.price == null) {
if (s.price == null) {
valEl.innerHTML = '<span class="skeleton" style="width:120px;"></span>';
subEl.textContent = errored ? '获取失败，请稍后' : (meta.source || '等待数据…');
s.ts = 0;
}
return;
}
const nowTs = payload.ts || Date.now();
const prev = featureLastValueMap.get(key);
valEl.textContent = fmtUSD(payload.price);
const change = typeof payload.change === 'number' ? payload.change : null;
const percent = typeof payload.percent === 'number' ? payload.percent : null;
if (change != null && percent != null) {
subEl.innerHTML = `24h <span class="${change>=0?'pos':'neg'}">${fmtUSDWithSign(change)} · ${fmtPct(percent)}</span>`;
} else if (change != null) {
subEl.innerHTML = `24h <span class="${change>=0?'pos':'neg'}">${fmtUSDWithSign(change)}</span>`;
} else if (percent != null) {
subEl.innerHTML = `24h <span class="${percent>=0?'pos':'neg'}">${fmtPct(percent)}</span>`;
} else if (meta.source) {
subEl.textContent = meta.source;
} else {
subEl.textContent = '最新行情';
}
if (typeof prev === 'number' && prev !== payload.price) {
card.classList.remove('flash-up','flash-down');
void card.offsetWidth;
card.classList.add(prev < payload.price ? 'flash-up' : 'flash-down');
setTimeout(()=>card.classList.remove('flash-up','flash-down'), 260);
}
featureLastValueMap.set(key, payload.price);
s.price = payload.price;
s.change = change;
s.percent = percent;
s.ts = nowTs;
refreshCardTimes();
}
/** ===== 顶栏状态：Live / Stale / Dead ===== */
/**
* 刷新顶栏状态点及文字，反映最新网络健康情况。
*/
function updateStatus(){
const now = Date.now();
if (!seenAnySuccess) {
dot.className = 'ab-dot ab-dead';
timeEl.textContent = 'No data';
return;
}
const stale = (now - lastGlobalSuccess) > FRESH_THRESH_MS;
dot.className = 'ab-dot ' + (stale ? 'ab-warn' : 'ab-live');
timeEl.textContent = (stale ? 'Stale' : ('更新 ' + fmtTime(now)));
}
/**
* 刷新卡片上的相对时间显示。
*/
function refreshCardTimes(){
const now = Date.now();
timeDisplays.forEach((el, key)=>{
if (!el) return;
const s = state.get(key);
if (!s) return;
if (!s.addr) { el.textContent = '未配置'; return; }
if (!s.ts) { el.textContent = '等待数据'; return; }
el.textContent = fmtSince(s.ts, now);
});
featureTimeDisplays.forEach((el, key)=>{
if (!el) return;
const s = featureState.get(key);
if (!s || !s.ts) { el.textContent = '等待数据'; return; }
el.textContent = fmtSince(s.ts, now);
});
}
// 轻量 UI 刷新：仅更新文本与状态点，不追加网络请求
setInterval(()=>{ updateStatus(); refreshCardTimes(); }, 1000);
/** ===== 工具函数 ===== */
function canonAddress(addr){ return typeof addr === 'string' ? addr.trim().toLowerCase() : ''; }
function safeParseJSON(str){ try { return str ? JSON.parse(str) : null; } catch { return null; } }
/** 清洗地址字符串，避免 undefined/null */
function ADDRRSafe(addr) { return typeof addr === 'string' ? addr.trim() : ''; }
/** 统一格式化 USD 文案 */
function fmtUSD(n){ return n==null ? '—' : '$' + n.toLocaleString(undefined,{maximumFractionDigits:2}); }
function fmtUSDWithSign(n){
if (n == null) return '—';
const absFmt = fmtUSD(Math.abs(n));
return (n >= 0 ? '+' : '-') + absFmt.slice(1);
}
/** 输出带正负号的百分比 */
function fmtPct(n){ return n==null ? '—' : ((n>=0?'+':'') + (n*100).toFixed(2) + '%'); }
/**
* 根据时间戳生成中文相对时间。
* @param {number} ts
* @param {number} [now]
*/
function fmtSince(ts, now = Date.now()){
const diff = Math.max(0, now - ts);
if (diff < 5000) return '刚刚';
if (diff < 60000) return Math.floor(diff/1000) + ' 秒前';
if (diff < 3600000) return Math.floor(diff/60000) + ' 分钟前';
if (diff < 86400000) return Math.floor(diff/3600000) + ' 小时前';
return Math.floor(diff/86400000) + ' 天前';
}
/** HH:MM:SS 形式的绝对时间 */
function fmtTime(ts){
const d=new Date(ts); const p=n=>n<10?'0'+n:n;
return `${p(d.getHours())}:${p(d.getMinutes())}:${p(d.getSeconds())}`;
}
/**
* 统一的轻量提示气泡。
* @param {string} msg
*/
function showToast(msg){
toast.textContent = msg;
toast.classList.add('show');
clearTimeout(showToast._t);
showToast._t = setTimeout(()=>toast.classList.remove('show'), 1200);
}
})();