feat: login controller

server/src/routes/auth.ts

@@ -36,3 +36,29 @@ const register = async (req, res) => {
     }
 }
 
+const login = async (req, res) => {
+    try {
+        const { email, password } = req.body;
+        if (!email || !password) return res.status(400).send('Email and password are required')
+        if (password.length < 6) return res.status(400).send('Password must be at least 6 characters')
+
+        let user = await User.findOne({ email }).exec()
+        const match = await comparePassword(password, user.password)
+        if (!match) return res.status(400).send('Invalid email or password')
+
+        // create signed jwt
+        const token = jwt.sign({
+            _id: user._id
+        }, process.env.JWT_SECRET as string, {
+            expiresIn: '3d'
+        })
+        // return user and token to client, exclude hashed password
+        user.password = undefined
+        res.cookie('token', token, {
+            httpOnly: true
+        })
+        res.json(user)
+    } catch (error) {
+        res.status(400).send(`Could not login user - ${error.message}`)
+    }
+}