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authServer.js
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authServer.js
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require('dotenv').config();
const express = require('express');
const cors = require('cors');
const jwt = require('jsonwebtoken');
const bcrypt = require('bcrypt');
const db = require('./db');
const app = express();
const allowedOrigins = [
'http://localhost:3000',
'http://localhost:5000',
'https://twid.dev',
/https:\/\/.*--twid\.netlify\.app/,
];
app.use(
cors({
origin: allowedOrigins,
}),
);
app.use(express.json());
const PORT = 4001;
const generateAccessToken = user => {
return jwt.sign(user, process.env.ACCESS_TOKEN_SECRET, { expiresIn: '30m' });
};
app.post('/auth/token', async (req, res) => {
const refreshToken = req.body.token;
if (!refreshToken) {
return res.sendStatus(401);
}
try {
const refreshTokenDBResult = await db
.select()
.table('refresh_tokens')
.where('refresh_token', refreshToken)
.first();
if (refreshTokenDBResult) {
jwt.verify(
refreshToken,
process.env.REFRESH_TOKEN_SECRET,
(error, user) => {
if (error) {
res.sendStatus(403);
} else {
const accessToken = generateAccessToken({ userId: user.userId });
res.json({ accessToken });
}
},
);
} else {
res.sendStatus(403);
}
} catch (error) {
res.sendStatus(500);
}
return undefined;
});
app.post('/auth/register', async (req, res) => {
const { email, password, username } = req.body;
try {
const userDBResult = await db
.select()
.table('users')
.whereRaw('LOWER(username) = LOWER(?)', username)
.orWhereRaw('LOWER(email) = LOWER(?)', email)
.first();
if (userDBResult) {
res.sendStatus(409);
} else {
bcrypt.hash(password, 10, async (err, hash) => {
if (err) {
res.sendStatus(500);
} else {
const [userId] = await db('users')
.insert({
username,
password: hash,
email,
})
.returning('user_id');
const refreshToken = jwt.sign(
{ userId },
process.env.REFRESH_TOKEN_SECRET,
{ expiresIn: '7d' },
);
await db('refresh_tokens').insert({
refresh_token: refreshToken,
username,
});
res.json({ refreshToken });
}
});
}
} catch (error) {
res.sendStatus(500);
}
});
app.post('/auth/login', async (req, res) => {
const { password, username } = req.body;
try {
const userDBResult = await db
.select()
.table('users')
.whereRaw('LOWER(username) = LOWER(?)', username)
.first();
if (userDBResult) {
bcrypt.compare(password, userDBResult.password, async (err, result) => {
if (result) {
const refreshToken = jwt.sign(
{ userId: userDBResult.user_id },
process.env.REFRESH_TOKEN_SECRET,
{ expiresIn: '7d' },
);
await db('refresh_tokens').insert({
refresh_token: refreshToken,
username,
});
res.json({ refreshToken });
} else {
res.sendStatus(401);
}
});
} else {
res.sendStatus(401);
}
} catch (error) {
res.sendStatus(500);
}
});
app.post('/auth/logout', async (req, res) => {
try {
await db('refresh_tokens').where('refresh_token', req.body.token).del();
res.sendStatus(200);
} catch (error) {
res.sendStatus(500);
}
});
// eslint-disable-next-line no-console
app.listen(PORT, () => console.log(`Listening at http://localhost:${PORT}`));