78 lines
4.2 KiB
JavaScript
78 lines
4.2 KiB
JavaScript
// preview-dbg.cjs — 对绑定会话直接拉 history，看消息事件形态
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const http = require('http');
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const { spawn } = require('child_process');
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const WebSocket = require('ws');
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const PORT = 9377;
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const proc = spawn('C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe', [
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'--headless=new', '--disable-gpu', '--no-first-run', '--no-default-browser-check',
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'--window-size=1440,900', '--force-device-scale-factor=1',
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'--remote-debugging-port=' + PORT,
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'--user-data-dir=C:\\Users\\SJL\\AppData\\Local\\Temp\\wt-chrome-pvdbg',
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'about:blank',
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], { stdio: 'ignore' });
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const getJSON = (p) => new Promise((res, rej) => {
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http.get({ host: '127.0.0.1', port: PORT, path: p }, (r) => { let d=''; r.on('data',c=>d+=c); r.on('end',()=>{try{res(JSON.parse(d))}catch(e){rej(e)}}) }).on('error', rej);
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});
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const sleep = (ms) => new Promise((r) => setTimeout(r, ms));
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(async () => {
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let list = null;
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for (let i = 0; i < 40; i++) { try { list = await getJSON('/json/list'); if (list && list.length) break; } catch {} await sleep(500); }
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const target = list.find((t) => t.type === 'page') || list[0];
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const ws = new WebSocket(target.webSocketDebuggerUrl);
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let id = 0; const pending = new Map();
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const send = (method, params) => new Promise((res) => { const mid = ++id; pending.set(mid, res); ws.send(JSON.stringify({ id: mid, method, params })); });
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ws.on('message', (raw) => { const m = JSON.parse(String(raw)); if (m.id && pending.has(m.id)) { pending.get(m.id)(m); pending.delete(m.id); } });
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await new Promise((r) => ws.on('open', r));
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await send('Runtime.enable');
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await send('Page.enable');
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await send('Page.navigate', { url: 'http://127.0.0.1:3080/' });
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const evaluate = async (expr) => {
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const r = await send('Runtime.evaluate', { expression: expr, returnByValue: true, awaitPromise: true });
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if (r.result && r.result.exceptionDetails) return { __error: (r.result.exceptionDetails.exception || {}).description || r.result.exceptionDetails.text };
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return r.result && r.result.result ? r.result.result.value : undefined;
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};
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let ready = null;
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for (let i = 0; i < 30; i++) { await sleep(1000); ready = await evaluate("!!window.__dshSessions"); if (ready === true) break; }
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await sleep(1200);
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const out = await evaluate(`(async function(){
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var out = {};
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try {
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var svc = window.__dshSessions;
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var snap = svc.list.getSnapshot();
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// 对所有会话逐个拉 2 条消息，统计哪些能提取到文本
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var sids = (snap.ids || []).slice(0, 8);
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var results = [];
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for (var k = 0; k < sids.length; k++) {
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var sid = sids[k];
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try {
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var face = svc.binding(sid).session;
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var r1 = await face.history({ maxMessages: 2 });
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var evs = (r1 && r1.result && r1.result.value && r1.result.value.events) || [];
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var userShape = null, asstShape = null, anyText = '';
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for (var i = evs.length - 1; i >= 0; i--) {
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var ev = evs[i] && evs[i].event;
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if (!ev) continue;
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var d = ev.data || {};
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if (ev.type === 'user/message' && !userShape) userShape = JSON.stringify(d).slice(0, 260);
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if (ev.type === 'assistant/message' && !asstShape) asstShape = JSON.stringify(d).slice(0, 260);
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var blocks = null;
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if (ev.type === 'user/message') blocks = d.content || d.blocks;
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else if (ev.type === 'assistant/message') { var m = d.message || d; blocks = m.content || m.blocks; }
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if (Array.isArray(blocks) && !anyText) {
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for (var b = 0; b < blocks.length; b++) {
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if (blocks[b] && typeof blocks[b].text === 'string' && blocks[b].text.trim()) { anyText = blocks[b].text.trim().slice(0, 50); break; }
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}
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}
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}
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results.push({ sid: sid.slice(-8), evsLen: evs.length, userShape: userShape, asstShape: asstShape, anyText: anyText });
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} catch (e) { results.push({ sid: sid.slice(-8), err: String(e).slice(0, 90) }); }
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}
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out.results = results;
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} catch (e) { out.err = String(e && e.stack || e); }
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return out;
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})()`);
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console.log('RESULT ' + JSON.stringify(out));
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try { ws.close(); } catch {}
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proc.kill();
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})().catch((e) => { console.error('PROBE FAIL', e); try { proc.kill(); } catch {} });
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