const express = require('express');
const app = express();
const fetch = require('node-fetch');
const cookieParser = require('cookie-parser');
const cors = require('cors');
app.use(cookieParser());
app.use(cors());
app.listen(process.env.PORT || 5000).
const CLIENT_KEY = 'your_client_key' // this value can be found in app's developer portal
app.get('/oauth', (req, res) => {
const csrfState = Math.random().toString(36).substring(2);
res.cookie('csrfState', csrfState, { maxAge: 60000 });
let url = 'https://www.tiktok.com/v2/auth/authorize/';
// the following params need to be in `application/x-www-form-urlencoded` format.
url += '?client_key={CLIENT_KEY}';
url += '&scope=user.info.basic';
url += '&response_type=code';
url += '&redirect_uri={SERVER_ENDPOINT_REDIRECT}';
url += '&state=' + csrfState;
res.redirect(url);
})