math-tasks/src/scripts/generate-pdf.mjs

45 lines
1.2 KiB
JavaScript

import puppeteer from 'puppeteer';
import { resolve, basename } from 'path';
import { existsSync, mkdirSync } from 'fs';
import { fileURLToPath } from 'url';
const OUTPUT_DIR = resolve(fileURLToPath(import.meta.url), '../../../output/pdf');
async function generatePdf(htmlPath) {
const absolutePath = resolve(htmlPath);
if (!existsSync(absolutePath)) {
console.error(`File not found: ${absolutePath}`);
process.exit(1);
}
mkdirSync(OUTPUT_DIR, { recursive: true });
const pdfName = basename(absolutePath, '.html') + '.pdf';
const pdfPath = resolve(OUTPUT_DIR, pdfName);
const browser = await puppeteer.launch({ headless: true });
const page = await browser.newPage();
await page.goto(`file://${absolutePath}`, { waitUntil: 'networkidle0' });
await page.pdf({
path: pdfPath,
format: 'A4',
printBackground: true,
margin: { top: 0, right: 0, bottom: 0, left: 0 },
preferCSSPageSize: true,
});
await browser.close();
console.log(`PDF generated: ${pdfPath}`);
return pdfPath;
}
const htmlFile = process.argv[2];
if (!htmlFile) {
console.error('Usage: node generate-pdf.mjs <html-file>');
process.exit(1);
}
generatePdf(htmlFile);