Merge pull request #1 from BackendExpert/v200

V200

Author: BackendExpert

README.md

@@ -1,6 +1,6 @@
 # MERN-MVC-GEN
 
-- A helper toolkit for fast MERN MVC development. Easily generate controllers and integrate authentication functions like signup and signin.
+- A helper toolkit for fast MERN MVC development. Easily generate controllers and integrate authentication functions like signup and signin and also auth and Image Upload Middlewares.
 
 ## 📦 Installation
 
@@ -35,6 +35,14 @@ npm install merngen
 - Check Password using `bcrypt`
 - build-in authentication using `jwt` (`jsonwebtokens`)
 
+### AuthMiddleware
+
+- Check the authentication before access the route
+- must provide a login token for this 
+
+### ImageUpload Middleware
+
+- helps to upload images in Project
 
 ## Indetails Functions
 
@@ -51,6 +59,14 @@ npm install merngen
 - Returns a JWT token with user ID and role if authentication is successful
 
 
+### AuthMiddleware
+
+- Must need login token to run this fucntion
+
+### ImageUpload Middleware
+
+- image uploading (jpeg, png, gif) only accept
+
 ## 🔐 Security Practices
 
 - Passwords hashed using bcrypt
@@ -65,6 +81,19 @@ npm install merngen
 - Initial release
 - Develop SignUp and Sigin Functions
 
+### 2.0.0 - 01 April 2025
+
+- 2nd release
+- Develop Auth and ImageUpload Middleware
+
+
+## Common Limitations
+
+- ImageUpload Middleware (Following image extension only can upload with this middelware)
+- - jpeg
+- - png
+- - gif
+
 ## 🤝 Contributing
 
 - Contributions are welcome! Please feel free to open issues or submit pull requests to improve this package.
@@ -82,6 +111,10 @@ npm install merngen
 
 - According to SignUp("User") mean "User" is Model Name
 
+3. Auth and ImageUpload Middelware
+
+<img src='https://github.com/BackendExpert/mern-mvc-gen/blob/master/imgs/imageuploadandauthmiddle.PNG'>
+
 ## 👨‍💻 Author
 
 Name: Jehan Weerasuriya

imgs/imageuploadandauthmiddle.PNG

@@ -1,5 +1,8 @@
 const { uniqueIdentifier } = require('./src/fucntion/uniqueIdentifier')
 const { signup } = require('./src/fucntion/signup')
 const { signin } = require('./src/fucntion/signin')
+const { authMiddleware } = require('./src/middleware/authMiddleware')
+const { imageupload } = require('./src/middleware/ImageUploadMiddleware')
 
-module.exports = { uniqueIdentifier, signup, signin }
+
+module.exports = { uniqueIdentifier, signup, signin, authMiddleware, imageupload }

index.js

@@ -1,6 +1,6 @@
 {
   "name": "mern-mvc-gen",
-  "version": "1.0.0",
+  "version": "2.0.0",
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"

mern-mvc-gen-1.0.0.tgz

@@ -0,0 +1,25 @@
+import multer  from 'multer';
+
+const storage = multer.diskStorage({
+    destination: (req, file, cb) => {
+        cb(null, 'uploads/');
+    },
+    filename: (req, file, cb) => {
+        cb(null, Date.now() + '-' + file.originalname);
+    }
+});
+
+
+const fileFilter = (req, file, cb) => {
+    const allowedTypes = ['image/jpeg', 'image/png', 'image/gif'];
+    if (allowedTypes.includes(file.mimetype)) {
+        cb(null, true);
+    } else {
+        cb(new Error('Invalid file type, only JPEG, PNG, and GIF are allowed'), false);
+    }
+};
+
+
+const imageupload = multer({ storage, fileFilter });
+
+export { imageupload }

mern-mvc-gen-2.0.0.tgz

@@ -0,0 +1,18 @@
+import jwt from 'jsonwebtoken';
+
+const authMiddleware = (req, res, next) => {
+    const token = req.header('Authorization');
+    if (!token) {
+        return res.status(401).json({ message: 'Access denied. No token provided.' });
+    }
+
+    try {
+        const decoded = jwt.verify(token.replace('Bearer ', ''), process.env.JWT_SECRET);
+        req.user = decoded;
+        next();
+    } catch (error) {
+        res.status(400).json({ message: 'Invalid token.' });
+    }
+};
+
+export  { authMiddleware }