// Run with Windows Node and an isolated Chrome on CDP 9444; Vite must be on 5173.
const fs = require('node:fs'), path = require('node:path'), assert = require('node:assert/strict');
const out = path.resolve(__dirname, '../.verify/merge-20261106');
fs.mkdirSync(out, { recursive: true });
const report = { checks: [], errors: [] };
let ws, send;
const delay = ms => new Promise(r => setTimeout(r, ms));
(async () => {
  const target = await (await fetch('http://127.0.0.1:9444/json/new?about:blank', { method: 'PUT' })).json();
  ws = new WebSocket(target.webSocketDebuggerUrl);
  await new Promise((r, j) => { ws.onopen = r; ws.onerror = j; });
  let seq = 0; const pending = new Map();
  ws.onmessage = ({ data }) => {
    const m = JSON.parse(data), p = pending.get(m.id);
    if (p) { clearTimeout(p.timer); pending.delete(m.id); m.error ? p.reject(new Error(JSON.stringify(m.error))) : p.resolve(m.result); }
    if (m.method === 'Runtime.exceptionThrown') report.errors.push(m.params.exceptionDetails.exception?.description || m.params.exceptionDetails.text);
  };
  send = (method, params = {}) => new Promise((resolve, reject) => {
    const id = ++seq, timer = setTimeout(() => reject(new Error('Timeout ' + method)), 30000);
    pending.set(id, { resolve, reject, timer }); ws.send(JSON.stringify({ id, method, params }));
  });
  const ev = async expression => {
    const r = await send('Runtime.evaluate', { expression, awaitPromise: true, returnByValue: true });
    if (r.exceptionDetails) throw new Error(r.exceptionDetails.exception?.description || r.exceptionDetails.text);
    return r.result.value;
  };
  const until = async expression => {
    for (let i = 0; i < 120; i++) { if (await ev(expression)) return; await delay(150); }
    throw new Error('Wait ' + expression);
  };
  const check = (name, value) => { assert.ok(value, name); report.checks.push(name); console.log('PASS', name); };
  const click = expression => ev(`(()=>{const e=${expression};if(!e||e.disabled)throw new Error('Missing target');e.click();})()`);
  const shot = async name => {
    const r = await send('Page.captureScreenshot', { format: 'png' });
    fs.writeFileSync(path.join(out, name + '.png'), Buffer.from(r.data, 'base64'));
  };
  await send('Page.enable'); await send('Runtime.enable'); await send('DOM.enable');
  await send('Emulation.setDeviceMetricsOverride', { width: 1600, height: 1000, deviceScaleFactor: 1, mobile: false });
  await send('Page.navigate', { url: 'http://127.0.0.1:5173/' });
  await until(`typeof window.openSampleProject==='function'`);
  const fixture = await ev(`(async()=>{
    const XLSX=await import('/node_modules/xlsx/xlsx.mjs'),{parseWorkbook}=await import('/src/core/parseWorkbook.ts');
    const bytes=await(await fetch('/'+encodeURIComponent('도면추출')+'/samples/'+encodeURIComponent('운곡교P1입력.xlsx'))).arrayBuffer();
    const base=parseWorkbook(XLSX.read(bytes)).piers.find(p=>p.name==='P1');
    if(!base)throw new Error('Missing sample pier');
    const piers=['직접기초','현장타설말뚝'].map((foundationType,i)=>{const input={...base,name:'P'+(i+1),foundationType,type:'T형',columnCount:1,groundEl:30,pileLengthMm:24000,castInPlaceShape:{clayBottomEl:16}};return{id:input.name,input,defaults:input,draft:input};});
    return{schemaVersion:1,project:{name:'병합 검증',bridge:'검증',client:'',author:'',crs:'',memo:''},source:{fileName:'합성 표본',sheets:[]},piers,history:[]};
  })()`);
  const file = path.join(out, 'fixture.pzr.json'); fs.writeFileSync(file, JSON.stringify(fixture));
  await ev('window.openSampleProject()');
  await click(`document.querySelector('#file-menu summary')`); await click(`document.getElementById('open-project')`);
  const doc = await send('DOM.getDocument');
  const { nodeId } = await send('DOM.querySelector', { nodeId: doc.root.nodeId, selector: '#project-file' });
  await send('DOM.setFileInputFiles', { nodeId, files: [file] });
  await until(`document.querySelectorAll('#rebar-pier-items button').length===2`);
  await click(`document.getElementById('nav-rebar')`);
  check('local rebar screen renders', await ev(`!document.getElementById('view-rebar').hidden&&!!document.querySelector('#rebar-table table')`));
  await click(`[...document.querySelectorAll('#rebar-pier-items button')].find(b=>b.textContent.startsWith('P2 ·'))`);
  await click(`[...document.querySelectorAll('#rebar-tabs button')].find(b=>b.textContent.startsWith('기둥'))`);
  check('unified cast input and physical rebar preserved', await ev(`!!document.getElementById('cip-apply')&&document.getElementById('rebar-table').textContent.includes('말뚝-P1')`));
  await shot('01-cast');
  await click(`[...document.querySelectorAll('button')].find(b=>b.textContent==='철근재료표 보기')`);
  check('quantity workspace from origin renders', await ev(`!document.getElementById('view-quantity').hidden&&!!document.querySelector('.takeoff-workspace .takeoff-toolbar')`));
  await click(`document.querySelector('[data-takeoff-mode="materials"]')`);
  check('local material table preserved', await ev(`document.getElementById('quantity-body').textContent.includes('말뚝-P1')`));
  await shot('02-materials');
  await click(`document.getElementById('nav-drawing')`);
  await until(`!!document.querySelector('#view-drawing svg')`);
  check('origin drawing screen renders finite geometry', await ev(`!document.getElementById('view-drawing').hidden&&!/NaN|Infinity/.test(document.querySelector('#view-drawing svg').outerHTML)`));
  await shot('03-drawing');
  await click(`document.getElementById('nav-plan')`);
  check('plan remains reachable after drawing', await ev(`!document.getElementById('view-plan').hidden`));
  for (const width of [1280, 1600, 1920]) {
    await send('Emulation.setDeviceMetricsOverride', { width, height: 1000, deviceScaleFactor: 1, mobile: false });
    await delay(150);
    check(`one-row header preserved at ${width}`, await ev(`document.querySelector('.top').getBoundingClientRect().height<=65&&document.documentElement.scrollWidth<=innerWidth`));
  }
  check('no runtime exceptions', report.errors.length === 0);
  report.result = 'PASS';
})().catch(e => { report.result = 'FAIL'; report.failure = e.stack; process.exitCode = 1; }).finally(() => {
  fs.writeFileSync(path.join(out, 'report.json'), JSON.stringify(report, null, 2));
  console.log(JSON.stringify(report)); ws?.close();
});