getcert-backend / scripts /debug_shift.cjs
ggop213's picture
fix(certificate): eliminate PDF text vertical shift with calibrated html2canvas baseline correction and integrate OG GetCert logos
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const { chromium } = require('playwright');
const fs = require('fs');
(async () => {
const browser = await chromium.launch({ headless: true });
const page = await browser.newPage({ viewport: { width: 1440, height: 1000 } });
await page.goto('http://127.0.0.1:5173/preview-certificate');
await page.waitForTimeout(2000);
// Take screenshot of certEl in page
const certEl = await page.locator('[data-certificate-canvas="true"]');
await certEl.screenshot({ path: '/home/grim/.gemini/antigravity/brain/780fc6f2-0ee4-4d27-a3c9-d81026488398/direct_element_screenshot.png' });
console.log('Saved direct_element_screenshot.png');
// Now trigger PDF download and inspect
const [ download ] = await Promise.all([
page.waitForEvent('download'),
page.click('#btn-download-pdf')
]);
const pdfPath = '/home/grim/.gemini/antigravity/brain/780fc6f2-0ee4-4d27-a3c9-d81026488398/debug.pdf';
await download.saveAs(pdfPath);
const { execSync } = require('child_process');
execSync(`pdftoppm -png -r 150 "${pdfPath}" "/home/grim/.gemini/antigravity/brain/780fc6f2-0ee4-4d27-a3c9-d81026488398/debug_pdf"`);
fs.renameSync('/home/grim/.gemini/antigravity/brain/780fc6f2-0ee4-4d27-a3c9-d81026488398/debug_pdf-1.png', '/home/grim/.gemini/antigravity/brain/780fc6f2-0ee4-4d27-a3c9-d81026488398/debug_pdf.png');
console.log('Done rendering debug pdf');
await browser.close();
})();