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middleware.js
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middleware.js
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const express = require('express');
const User = require('./models/user');
const { refreshAccessToken } = require('./httpRequests');
const { spotifyAuthConfig } = require('./configs/spotifyAuthConfig');
spotifyAuth = spotifyAuthConfig();
module.exports.isAuthenticated = async (req, res, next) => {
try {
if (
!req.session.firstLogin ||
(req.session.sessionKey &&
req.session.expires_in &&
req.session.expires_in > Date.now() &&
Boolean(
await User.countDocuments({
sessionKey: req.session.sessionKey,
})
))
) {
next();
} else {
res.redirect('/');
}
} catch (e) {
console.log(e);
res.send(e.message);
}
};
module.exports.validateAccessToken = async (req, res, next) => {
try {
if (
req.session.activeSession &&
req.session.sessionKey &&
req.session.expires_in &&
req.session.expires_in <= Date.now() + 120000
) {
console.log('refreshing access token');
const newExpiration = await updateAccessToken(req);
req.session.expires_in = newExpiration;
console.log('Access Token Updated');
}
next();
} catch (e) {
console.log(e);
res.send('validate error');
}
};
const updateAccessToken = async (req) => {
try {
const user = await User.findOne({
sessionKey: req.session.sessionKey,
});
if (!user) return;
const response = await refreshAccessToken(user, spotifyAuth);
if (response.status === 200) {
user.token.access_token = response.data.access_token;
user.token.expires_in =
Date.now() + response.data.expires_in * 1000;
user.token.scope = response.data.scope;
user.token.refresh_token =
response.data.refresh_token || user.token.refresh_token;
await user.save();
return user.token.expires_in;
}
} catch (e) {
console.log(e);
return e;
}
};