index.js

/* 
1. Use the inquirer npm package to get user input.
2. Use the qr-image npm package to turn the user entered URL into a QR code image.
3. Create a txt file to save the user input using the native fs node module.
*/

import inquirer from 'inquirer';
import qr from 'qr-image';
import fs from 'fs';

inquirer.prompt([
    {
        type: 'input',
        name: 'URL',
        message: 'Please enter your URL address:',
    },
])
    .then((answers) => {
        const url = answers.URL;
        var qu_svg = qr.image(url);
        qu_svg.pipe(fs.createWriteStream('qr_image.png'));
        fs.writeFile('URL.txt', url, err => {
            if (err) {
                console.error(err);
            } else {
                console.log("save successfully!");
            }
        });
    })
    .catch((error) => {

    });