const puppeteer = require('puppeteer');

async function createListenPdf(html, header, footer) {
try {
    var jobId = uuidv4();

    this.browser = await puppeteer.launch();
    const page = await browser.newPage();
    var viewport = {
        width:1165,
        height:1200
    }
    page.setViewport(viewport);
    page.on("console", msg => {
        for (let i = 0; i < msg.args.length; ++i) {
            console.log(`${jobId} - From page. Arg ${i}: ${msg.args[i]}`);
        }
    });

    html = "<div>Hejsan</div>";
    await page.goto(`data:text/html,${html}`, { waitUntil: 'networkidle0' });

    await page.emulateMedia('screen');

    console.log("Header footer");
    var buffer = await page.pdf({
         path: 'sample.pdf',
         printBackground: true,
         footerTemplate: "<h1>Header tag</h1><h2>H2 tag</h2><hr style='border-bottom: 2px solid #8c8b8b;' />",
         headerTemplate: "<h1>Bottom tag</h1><h2>H2 tag</h2><hr style='border-bottom: 2px solid #8c8b8b;' />",
         //displayHeaderFooter: true,
         margin:{
             top: "100px",
             bottom: "100px"
         }
    });
    console.log("1 buffer");
    console.log(buffer);
    var resultHtml = await page.evaluate(() => document.body.innerHTML);

    console.log("result");
    console.log(resultHtml);
    console.log(`${jobId} - Done. Will return the stream`);
    return buffer;
}
finally {
    if (this.browser) {
        console.log(`${jobId} - Closing browser`);
        this.browser.close();
    }
}