added authentication with jwt at backend

Author: wawel37

.env

@@ -1,2 +1,3 @@
 DB_CONNECTION_URL=mongodb+srv://wawel37:[email protected]/ChatApp?retryWrites=true&w=majority
-PORT=4200
+PORT=4200
+JWT_SECRET = haslo123321

app.js

@@ -29,9 +29,11 @@ db.on('error', console.error.bind(console, 'MongoDB connection error: '));
 //Routes
 const postsRoute = require('./routes/posts');
 const indexRoute = require('./routes/index');
+const authRoute = require('./routes/auth');
 
 app.use('/', indexRoute);
 app.use('/posts', postsRoute);
+app.use('/auth', authRoute);
 
 //Setting up the socket connection
 socketConnection.socketConnection(io);

middleWares/jwtValidation.js

@@ -0,0 +1,13 @@
+const jwt = require('jsonwebtoken');
+
+function auth(req, res, next){
+    const token = req.header('jwt');
+    if(!token) return res.status(401).json({error: 'Access denied!'});
+
+    try{
+        jwt.verify(token, process.env.JWT_SECRET);
+    }catch(err){
+        return res.status(400).json({error: 'Invalid Token'});
+    }
+    next();
+}

models/user.js

@@ -3,5 +3,15 @@ var Schema = mongoose.Schema;
 
 
 var UserSchema = mongoose.Schema({
-    name: {type: String, required: true}
-})
+    name: {type: String, 
+        required: true, 
+        min: 6},
+    email: {type: String,
+        required: true,
+        min:6},
+    password: {type: String,
+        min:6,
+        required: true}
+});
+
+module.exports = mongoose.model('User', UserSchema);