import { chromium } from 'playwright';

const BASE = 'http://localhost:9027';

(async () => {
  const browser = await chromium.launch();
  const ctx = await browser.newContext({ viewport: { width: 1440, height: 900 } });
  const page = await ctx.newPage();

  await page.goto(`${BASE}/view/mhzc/home`, { waitUntil: 'networkidle', timeout: 30000 });
  await page.waitForSelector('.capability-section', { timeout: 20000 });

  await page.evaluate(() => {
    const el = document.getElementById('section-capability');
    if (el) el.scrollIntoView({ behavior: 'instant', block: 'start' });
  });
  await page.waitForTimeout(800);

  await page.locator('.capability-card').nth(0).click();
  await page.waitForTimeout(3500);

  // 视口截图
  await page.screenshot({ path: 'tmp-pix-1.png', fullPage: false });

  // 用 dom snapshot（用 canvas 截屏）
  await page.evaluate(() => {
    return new Promise((resolve) => {
      // 强制重排
      document.body.offsetHeight;
      resolve();
    });
  });
  await page.waitForTimeout(500);
  await page.screenshot({ path: 'tmp-pix-2.png', fullPage: false });

  // 显式滚动到顶部
  await page.evaluate(() => {
    const w = document.querySelector('.content-wrap');
    if (w) w.scrollTop = 0;
  });
  await page.waitForTimeout(500);
  await page.screenshot({ path: 'tmp-pix-3.png', fullPage: false });

  // 直接用 html2canvas 方式：通过截图 element 方式
  const gxnlptEl = await page.locator('.gxnlpt-page').first();
  await gxnlptEl.screenshot({ path: 'tmp-pix-4.png' });

  // 强制重排 + 再次截图
  await page.evaluate(() => window.dispatchEvent(new Event('resize')));
  await page.waitForTimeout(500);
  await page.screenshot({ path: 'tmp-pix-5.png', fullPage: false });

  await browser.close();
})().catch((e) => {
  console.error('TEST ERROR', e);
  process.exit(1);
});