GeneratePDF for webpage

generatePdf.ts

import * as puppeteer from 'puppeteer';
import * as fs from 'fs';
import * as readline from 'readline';

async function downloadWebpageAsPdf(url: string, outputFilePath: string): Promise<void> {
  const browser = await puppeteer.launch();
  const page = await browser.newPage();

  try {
    await page.goto(url, { waitUntil: 'networkidle2' });
    await page.pdf({ path: outputFilePath, format: 'A4' });
    console.log(`PDF saved to: ${outputFilePath}`);
  } catch (error) {
    console.error('Error generating PDF:', error);
  } finally {
    await browser.close();
  }
}
async function processLineByLine() {
  const fileStream = fs.createReadStream('./ticket-ids.csv');

  const rl = readline.createInterface({
    input: fileStream,
    crlfDelay: Infinity,
  });
  // Note: we use the crlfDelay option to recognize all instances of CR LF
  // ('\r\n') in input.txt as a single line break.

  for await (const line of rl) {
    // Each line in input.txt will be successively available here as `line`.

    if (fs.existsSync(`trac_pdf_export/TR-${line}.pdf`)) {
      console.log(`Already download file for trac id ${line}`);
    } else {
      console.log(`Downloading trac id ${line}`)
      await downloadWebpageAsPdf(`http://LDAP_USER:LDAP_PASSWORD@trac.bm.loc/ticket/${line}`, `trac_pdf_export/TR-${line}.pdf`);
    }
  }
}

processLineByLine().then(() => console.log("done")).catch((err) => console.error(err));