issue.js

const request = require("request");
const cheerio = require("cheerio");
const fs = require("fs");
const pdfkit = require("pdfkit")
const path = require("path");
function getIssuesPageHtml(url, topic, repoName) {
    request(url, cb);
    function cb(err, response, html) {
        if (err) {
            console.log(err);
        } else if(response.statusCode == 404) {
            console.log("Page not Found");
        } else {
            // getRepoLink(html)
            // console.log(html);
            getIssues(html);
        }
        function getIssues(html){
            let $ = cheerio.load(html);
            let issuesEleArr =$(".Link--primary.v-align-middle.no-underline.h4.js-navigation-open.markdown-title");
            let arr = [];
            for(let i = 0; i < issuesEleArr.length; i++){
                let link = $(issuesEleArr[i]).attr("href");
                // console.log(link)
                arr.push(link);
            }
            // console.log(topic, "     ",  arr);
            let folderPath = path.join(__dirname, topic);
            dirCreator(folderPath);
            let filePath = path.join(folderPath, repoName + ".pdf")
            console.log(filePath);
            let text = JSON.stringify(arr)
            let pdfDoc = new pdfkit();
            pdfDoc.pipe(fs.createWriteStream(filePath));
            pdfDoc.text(text);
            pdfDoc.end();
            // fs.writeFileSync(filePath, );
        }
    }
}
module.exports = getIssuesPageHtml;

function dirCreator(folderPath) {
    if(fs.existsSync(folderPath) == false) {
        fs.mkdirSync(folderPath);
    }
}