import fs from 'node:fs/promises';
import path from 'node:path';
import assert from 'node:assert/strict';
import { spawn } from 'node:child_process';
import { pathToFileURL } from 'node:url';
import { WORKSHOP_OUTPUTS, workshopReview } from '../src/core/workshop-outputs.js';
import { buildModel } from '../src/core/kfs/build.js';

const out = path.resolve('docs/workshop-report-coverage-r13-20261110');
const raw = JSON.parse(await fs.readFile(path.join(out, 'local-public-projection.json')));
const groups = JSON.parse(await fs.readFile(path.join(out, 'local-shared-groups.json')));
const review = workshopReview(buildModel(raw), groups, { mode: 'sample' });
const { chromium } = await import(pathToFileURL(path.resolve('work/workshop-manual-tools/node_modules/playwright/index.mjs')).href);
const server = spawn(process.execPath, ['src/dev/serve.mjs', '--port', '4186'], { cwd: process.cwd(), windowsHide: true, stdio: ['ignore', 'pipe', 'pipe'] });
let log = '';
server.stdout.on('data', b => { log += b; });server.stderr.on('data', b => { log += b; });
const origin = 'http://127.0.0.1:4186';
const browser = await chromium.launch({ headless: true, executablePath: 'C:/Program Files (x86)/Microsoft/Edge/Application/msedge.exe' });
const checks = [], errors = [], requests = [];
try {
  for (let attempt = 0; attempt < 50; attempt++) {
    if (server.exitCode !== null) throw Error('Local test server failed: ' + log);
    try { const r = await fetch(origin); if (r.ok) break; } catch {}
    if (attempt === 49) throw Error('Local test server not ready: ' + log);
    await new Promise(resolve => setTimeout(resolve, 100));
  }
  const context = await browser.newContext({ viewport: { width: 1280, height: 900 } });
  // Synthetic data is only supplied inside this browser. Nothing reaches production.
  await context.route('**/*', route => {
    const request = route.request(), url = new URL(request.url());
    if (url.pathname === '/api/functions' || url.pathname === '/__dev/member-groups') {
      const body = request.postDataJSON(); requests.push(body?.path);
      const response = body?.path === '/ksfGetPublicBoard' ? raw : body?.path === '/ksfGetPublicMemberGroups' ? groups : null;
      if (!response) { errors.push('Unexpected action: ' + body?.path); return route.abort(); }
      return route.fulfill({ contentType: 'application/json', body: JSON.stringify({ result: { ok: true, data: response } }) });
    }
    if (url.origin === origin && request.method() === 'GET') return route.continue();
    errors.push('Unexpected network request: ' + url.origin + url.pathname);return route.abort();
  });
  const page = await context.newPage();page.on('pageerror', error => errors.push(error.message));
  const ready = async () => {
    await page.locator('view-workshop-outputs .filters').waitFor();
    await page.waitForFunction(() => document.querySelector('kf-app')?.shadowRoot.querySelector('view-workshop-outputs')?._loading === false);
  };
  await page.goto(origin + '/workshop');await ready();
  assert.equal(await page.locator('[data-workshop-artifact]').count(), 0);
  checks.push('样例不进入默认真实资料列表');
  await page.getByLabel('资料范围', { exact: true }).selectOption('sample');
  await page.waitForFunction(() => document.querySelector('kf-app')?.shadowRoot.querySelector('view-workshop-outputs')?.renderRoot.querySelectorAll('[data-workshop-artifact]').length === 16);
  assert.equal(await page.locator('[data-workshop-artifact]').count(), 16);
  assert.equal(await page.locator('.matrix thead th').count(), 9);
  checks.push('16份本地草稿显示，含3份独立机会卡报告；七类矩阵存在');
  for (const output of WORKSHOP_OUTPUTS) {
    await page.getByLabel('成果类别', { exact: true }).selectOption(output.key);
    const expected = review.rows.filter(row => row.refs.some(ref => ref.key === output.key)).length;
    await page.waitForFunction(n => document.querySelector('kf-app')?.shadowRoot.querySelector('view-workshop-outputs')?.renderRoot.querySelectorAll('[data-workshop-artifact]').length === n, expected);
    const row = review.rows.find(row => row.refs.some(ref => ref.key === output.key && ref.chapterId));
    assert.ok(row);
    const ref = row.refs.find(ref => ref.key === output.key);
    await page.locator(`[data-workshop-artifact="${row.id}"] .refs a`).filter({ hasText: output.name }).click();
    await page.locator(`view-report [data-chapter="${ref.chapterId}"]`).waitFor();
    const chapter = row.artifact.report.chapters.find(ch => ch.id === ref.chapterId);
    const text = await page.locator(`view-report [data-chapter="${ref.chapterId}"]`).textContent();
    const normalize = s => s.replace(/\s/g, '');
    assert.ok(normalize(text).includes(normalize(chapter.sections[0].text).slice(0, 90)));
    assert.equal(new URL(page.url()).searchParams.get('ch'), ref.chapterId);
    checks.push(output.name + '：筛选数量、正文、章节链接通过（不代表内容已完整）');
    await page.goBack();await ready();
  }
  await page.getByLabel('成果类别', { exact: true }).selectOption('');
  for (const width of [1280, 390]) {
    await page.setViewportSize({ width, height: 900 });
    const size = await page.evaluate(() => ({ width: document.documentElement.clientWidth, scroll: document.documentElement.scrollWidth }));
    assert.ok(size.scroll <= size.width, JSON.stringify(size));
    await page.screenshot({ path: path.join(out, 'local-board-' + width + '.png'), fullPage: true });
    checks.push(width + 'px页面无横向溢出');
  }
  await context.close();
} finally { await browser.close(); server.kill(); }
assert.deepEqual(errors, []);
await fs.writeFile(path.join(out, 'browser-check.json'), JSON.stringify({ checkedAt: new Date().toISOString(),
  method: 'Actual local board components with in-memory API projection intercepted in browser only',
  productionWrites: 0, deployed: false, checks, errors, requests: [...new Set(requests)] }, null, 2) + '\n');
console.log(JSON.stringify({ checks: checks.length, errors, productionWrites: 0 }));