perf(ui-web): release message stores and gate diagnostics

This commit is contained in:
2026-09-19 23:45:16 +08:00
parent 75da435f71
commit 3b75dfcda4
+75 -23
View File
@@ -31,23 +31,40 @@
} catch (e) {}
})();
window.__APP_VER = '20260721-v7';
// 流式逐 token 诊断默认关闭。逐 token 读取 DOM 高度/文本并写 console 会
// 触发强制布局和跨进程日志传输,长时间运行会明显拖慢渲染器;需要排查时
// 由 Python 显式调用 setStreamDiagnostics(true) 打开。
window.__STREAM_DIAG = false;
window.setStreamDiagnostics = function(enabled) {
window.__STREAM_DIAG = !!enabled;
if (window.__STREAM_DIAG && window.__startStreamHeartbeat) {
window.__startStreamHeartbeat();
}
};
console.log('[JS] ===== app.js 加载 ver=20260721-v7 =====');
// 公式渲染依赖本地 KaTeX(离线);此处确认资源加载结果,缺失时打印告警便于定位
console.log('[JS] KaTeX ' + (typeof katex !== 'undefined' ? katex.version + ' 就绪' : '缺失(公式将退化为纯文本)'));
// 渲染器主线程心跳:dt 异常大 = 渲染器被阻塞(截图/重绘/GPU 等)
(function() {
var _hbLast = Date.now();
setInterval(function() {
var _started = false;
function tick() {
var _now = Date.now();
var _dt = _now - _hbLast;
_hbLast = _now;
if (_dt >= 1500) {
console.log('[JS] 心跳 dt=' + _dt + 'ms (渲染器主线程曾卡顿)');
}
}, 1000);
}
window.__startStreamHeartbeat = function() {
if (_started) return;
_started = true;
setInterval(tick, 1000);
};
})();
window.__diag = { events: [], cap: 300, tokenN: 0, thinkN: 0 };
function diagEvent(name, extra) {
if (!window.__STREAM_DIAG) return;
try {
var d = window.__diag;
d.events.push({ t: Date.now() % 1000000, e: name, x: extra });
@@ -749,7 +766,8 @@ function createMessage(msgId, role, initialText, senderName, branchInfo) {
if (role === 'user') {
replyDiv.innerText = initialText;
} else {
// 🆕 助手纯文本消息(无时间线历史路径)也包进 md-segment → 与时间线路径同样有浅灰气泡背景
// 🆕 助手纯文本消息(无时间线历史路径)也包进 md-segment
// 与时间线路径保持相同的透明正文布局
var _tHtml = typeof marked !== 'undefined' ? safeHtml(marked.parse(initialText)) : safeHtml(initialText);
replyDiv.innerHTML = '<div class="md-segment markdown-body">' + _tHtml + '</div>';
}
@@ -1208,7 +1226,8 @@ function syncRenderThrottled(msgId, minGapMs) {
// Qt 看门狗入口:强制渲染(幂等,尾部无变化时开销极小)
function forceRenderNow(msgId) {
var _frNow = Date.now();
if (!window.__frLast || _frNow - window.__frLast > 1000) {
if (window.__STREAM_DIAG &&
(!window.__frLast || _frNow - window.__frLast > 1000)) {
window.__frLast = _frNow;
console.log('[JS] forceRenderNow id=' + msgId + ' (看门狗)');
}
@@ -1236,7 +1255,7 @@ function _fullRenderSegment(el, c, isThink) {
}
function doStreamingRender(msgId) {
window.__renderN = (window.__renderN || 0) + 1;
if (window.__renderN % 10 === 1) {
if (window.__STREAM_DIAG && window.__renderN % 10 === 1) {
console.log('[JS] render#' + window.__renderN + ' 开始 id=' + msgId);
}
var buf = messageBuffer[msgId];
@@ -1288,9 +1307,11 @@ function appendReasoning(msgId, token) {
buf.reasoning += token;
var wrapper = document.getElementById(msgId);
if (!wrapper) { diagEvent('appendReasoning', 'NO_WRAPPER:' + msgId); return; }
window.__diag.thinkN++;
if (window.__diag.thinkN === 1 || window.__diag.thinkN % 25 === 0) {
diagEvent('appendReasoning', 'n=' + window.__diag.thinkN);
if (window.__STREAM_DIAG) {
window.__diag.thinkN++;
if (window.__diag.thinkN === 1 || window.__diag.thinkN % 25 === 0) {
diagEvent('appendReasoning', 'n=' + window.__diag.thinkN);
}
}
wrapper.classList.add('streaming');
var tl = ensureTimeline(wrapper, buf);
@@ -1308,7 +1329,11 @@ function appendReasoning(msgId, token) {
buf.thinkSegs.push(tc);
}
tc.__buf = (tc.__buf || '') + token;
console.log('[JS] think#' + window.__diag.thinkN + ' 段buf=' + tc.__buf.length + 'c dom=' + (tc.textContent || '').length + 'c h=' + tc.offsetHeight);
if (window.__STREAM_DIAG) {
console.log('[JS] think#' + window.__diag.thinkN +
' 段buf=' + tc.__buf.length + 'c dom=' +
(tc.textContent || '').length + 'c h=' + tc.offsetHeight);
}
syncRenderThrottled(msgId); // ★ 同步通道
scheduleStreamingRender(msgId);
}
@@ -1319,9 +1344,11 @@ function appendToken(msgId, token) {
buf.content += token;
var wrapper = document.getElementById(msgId);
if (!wrapper) { diagEvent('appendToken', 'NO_WRAPPER:' + msgId); return; }
window.__diag.tokenN++;
if (window.__diag.tokenN === 1 || window.__diag.tokenN % 25 === 0) {
diagEvent('appendToken', 'n=' + window.__diag.tokenN);
if (window.__STREAM_DIAG) {
window.__diag.tokenN++;
if (window.__diag.tokenN === 1 || window.__diag.tokenN % 25 === 0) {
diagEvent('appendToken', 'n=' + window.__diag.tokenN);
}
}
wrapper.classList.add('streaming');
var tl = ensureTimeline(wrapper, buf);
@@ -1345,9 +1372,14 @@ function appendToken(msgId, token) {
} else {
seg.__buf = (seg.__buf || '') + token;
}
console.log('[JS] token#' + window.__diag.tokenN + ' 段buf=' + seg.__buf.length + 'c dom=' + (seg.textContent || '').length + 'c 段数=' + buf.textSegs.length + ' h=' + seg.offsetHeight);
if (window.__diag.tokenN === 1 || window.__diag.tokenN % 25 === 0) {
diagEvent('tokenDOM', { buf: seg.__buf.length, dom: (seg.textContent || '').length });
if (window.__STREAM_DIAG) {
console.log('[JS] token#' + window.__diag.tokenN +
' 段buf=' + seg.__buf.length + 'c dom=' +
(seg.textContent || '').length + 'c 段数=' +
buf.textSegs.length + ' h=' + seg.offsetHeight);
if (window.__diag.tokenN === 1 || window.__diag.tokenN % 25 === 0) {
diagEvent('tokenDOM', { buf: seg.__buf.length, dom: (seg.textContent || '').length });
}
}
syncRenderThrottled(msgId); // ★ 同步通道:token 到 → 内容必现
scheduleStreamingRender(msgId); // rAF 通道:更平滑(环境允许时)
@@ -1357,7 +1389,12 @@ function appendToken(msgId, token) {
function finishMessage(msgId) {
console.log('[JS] finishMessage id=' + msgId);
var wrapper = document.getElementById(msgId);
if (!wrapper) { delete messageBuffer[msgId]; diagEvent('finish', 'NO_WRAPPER:' + msgId); return; }
if (!wrapper) {
delete messageBuffer[msgId];
delete __lastSyncRender[msgId];
diagEvent('finish', 'NO_WRAPPER:' + msgId);
return;
}
diagEvent('finish', { id: msgId });
var buf = messageBuffer[msgId];
cancelStreamingRender(msgId);
@@ -1440,6 +1477,7 @@ function finishMessage(msgId) {
if (buf.raf) { cancelAnimationFrame(buf.raf); buf.raf = 0; }
}
delete messageBuffer[msgId];
delete __lastSyncRender[msgId];
// --- H. 刷新自定义滚动条 ---
reportWebScroll();
@@ -1940,6 +1978,7 @@ function renderTimelineHistory(msgId, timelineJson) {
// 删除 buffer → finishMessage 不再全量重渲(避免破坏时间线 DOM),
// 但仍会执行代码高亮/滚动等收尾
delete messageBuffer[msgId];
delete __lastSyncRender[msgId];
}
} catch (e) {
console.error('[JS]: renderTimelineHistory 解析失败', e);
@@ -2063,6 +2102,23 @@ function hideLoadingOverlay() {
setTimeout(function() { el.style.display = 'none'; }, 480);
}
// 消息从当前窗口移除时一并释放附件缓存。附件使用 msgId-att-N 作为键,
// 只删除父消息键会让长文本和元数据跨会话持续留在内存中。
function clearMessageStores(msgId) {
if (!msgId) return;
delete messageBuffer[msgId];
delete __lastSyncRender[msgId];
delete longTextStore[msgId];
delete finalContentStore[msgId];
delete attachmentMetaStore[msgId];
var prefix = msgId + '-att-';
[longTextStore, attachmentMetaStore].forEach(function(store) {
Object.keys(store).forEach(function(key) {
if (key.indexOf(prefix) === 0) delete store[key];
});
});
}
// ==================== 历史记录与视图控制 ====================
function clearChat() {
var bubbles = chatContainer.querySelectorAll('.message-wrapper, .system-note');
@@ -2073,6 +2129,7 @@ function clearChat() {
longTextStore = {};
finalContentStore = {};
attachmentMetaStore = {};
__lastSyncRender = {};
// 🆕 P1-01:清渲染窗口状态机(游标/缓存/未决请求/代次;配置模式与大小保留)
if (typeof rwState !== 'undefined' && rwState && typeof RenderWindowState !== 'undefined') {
@@ -2093,9 +2150,7 @@ function deleteMessage(msgId) {
wrapper.style.transform = "translateY(-10px)";
setTimeout(function() { wrapper.remove(); }, 300);
}
delete messageBuffer[msgId];
delete longTextStore[msgId];
delete finalContentStore[msgId];
clearMessageStores(msgId);
setTimeout(reportWebScroll, 350);
}
@@ -2267,10 +2322,7 @@ function rwCaptureAnchor() {
function rwRemoveMessageDom(msgId) {
var wrapper = document.getElementById(msgId);
if (wrapper) wrapper.remove();
delete messageBuffer[msgId];
delete longTextStore[msgId];
delete finalContentStore[msgId];
delete attachmentMetaStore[msgId];
clearMessageStores(msgId);
}
/* 加载入口:固定在 chat-container 首/尾;无更多消息时隐藏。 */