Login API with new pointers

IT18021080/Telemedicine-Chat-App/backend/controllers/userControllers.js

@@ -2,6 +2,7 @@ const asyncHandler = require("express-async-handler");
 const User = require("../models/userModel");
 const generateToken = require("../config/generateToken");
 
+//Add registerUser function
 const registerUser = asyncHandler(async (req, res) => {
     const { name, email, password, pic } = req.body;
 
@@ -39,4 +40,27 @@ const registerUser = asyncHandler(async (req, res) => {
     }
 });
 
+//Add authUser function
+const authUser = asyncHandler(async (req, res) => { 
+   //login user
+    const { email, password } = req.body;
+
+    //Find our user
+    const user = await User.findOne({ email });
+
+    //If user is already exist check it with DB data such as password
+    if (user) {
+        res.json({
+            _id: user._id,
+            name: user.name,
+            email: user.email,
+            pic: user.pic,
+            token:generateToken(user._id),
+        });
+    } else {
+        res.status(401);
+        throw new Error("Invalid Email or Password");
+    }
+});
+
 module.exports = { registerUser };
\ No newline at end of file

IT18021080/Telemedicine-Chat-App/backend/routes/userRoutes.js

@@ -4,6 +4,6 @@ const { registerUser } = require("../controllers/userControllers");
 const router = express.Router();
 
 router.route("/").post(registerUser);
-//router.post("/login",authUser)
+router.post("/login", authUser);
 
 module.exports = router;