Get refresh_token for Lidl Plus API

get_Lidl_refreshtoken.js

/**
 * Get refresh_token for Lidl Plus API
 *
 * By: Bastiaan Steinmeier, https://github.com/basst85
 *
*/

const { Issuer, generators } = require('openid-client');
const puppeteer = require('puppeteer');
const devices = require('puppeteer/DeviceDescriptors');
const iPhone = devices['iPhone X'];
const urlparse = require('url');
const req = require('request');

let login_email = 'Your Lidl Plus login e-mail';
let login_password = 'Your password';

Issuer.discover('https://accounts.lidl.com')
	.then(function (openidIssuer) {
		const nonce = generators.nonce();
		const code_verifier = generators.codeVerifier();
		const code_challenge = generators.codeChallenge(code_verifier);

		const client = new openidIssuer.Client({
			client_id: 'LidlPlusNativeClient',
			redirect_uris: ['com.lidlplus.app://callback'],
			response_types: ['code']
		});

		const loginurl = client.authorizationUrl({
			scope: 'openid profile offline_access lpprofile lpapis', 
			code_challenge,
			code_challenge_method: 'S256'
		});

		//loginurl = loginurl + '&Country=NL&language=NL-NL';
		
		(async () => {
			const browser = await puppeteer.launch();
			const page = await browser.newPage();
			await page.emulate(iPhone);
			await page.goto(loginurl);
			await page.click('#btn_continue_login', {waitUntil: 'networkidle0'});
			await page.click('#EmailPhone', {waitUntil: 'networkidle0'});
			await page.keyboard.type(login_email, {waitUntil: 'networkidle0'});
			await page.click('#btn_submit_email', {waitUntil: 'networkidle0'});
			await new Promise(r => setTimeout(r, 2000));
			await page.click('#Password', {waitUntil: 'networkidle0'});
			await page.keyboard.type(login_password, { waitUntil: 'networkidle0'});
			
			page.on('request', request => {
				if (request.isNavigationRequest() && request.resourceType() === 'document') {
					
					if(request._url.includes('com.lidlplus.app://callback')){
						var url_parts = urlparse.parse(request._url, true);
						var query = url_parts.query;

						var tokenurl = 'https://accounts.lidl.com/connect/token';
						var headers = { 
							'Authorization': 'Basic TGlkbFBsdXNOYXRpdmVDbGllbnQ6c2VjcmV0',
							'Content-Type' : 'application/x-www-form-urlencoded' 
						};
						var form = { grant_type: 'authorization_code', code: query.code, redirect_uri: 'com.lidlplus.app://callback', code_verifier: code_verifier };

						req.post({ url: tokenurl, form: form, headers: headers, json:true }, function (e, r, body) {
							console.log('Access token:\n', body.access_token, '\n');
							console.log('Refresh token:\n', body.refresh_token);
						});
					}
				}
				request.continue().catch((err) => {});
			});

			const response = await page.click('#btn_submit_password', {waitUntil: 'networkidle0'});
	
			await browser.close();
		})();
		
	});