s3 image file validation

backend/middleware/upload.js

@@ -1,94 +0,0 @@
-const multer = require('multer');
-const path = require('path');
-const { v4: uuidv4 } = require('uuid');
-
-// Configure storage for profile images
-const profileImageStorage = multer.diskStorage({
-  destination: function (req, file, cb) {
-    cb(null, path.join(__dirname, '../uploads/profiles'));
-  },
-  filename: function (req, file, cb) {
-    // Generate unique filename: uuid + original extension
-    const uniqueId = uuidv4();
-    const ext = path.extname(file.originalname);
-    cb(null, `${uniqueId}${ext}`);
-  }
-});
-
-// File filter to accept only images
-const imageFileFilter = (req, file, cb) => {
-  // Accept images only
-  const allowedMimes = ['image/jpeg', 'image/jpg', 'image/png', 'image/gif', 'image/webp'];
-  if (allowedMimes.includes(file.mimetype)) {
-    cb(null, true);
-  } else {
-    cb(new Error('Invalid file type. Only JPEG, PNG, GIF and WebP images are allowed.'), false);
-  }
-};
-
-// Create multer upload middleware for profile images
-const uploadProfileImage = multer({
-  storage: profileImageStorage,
-  fileFilter: imageFileFilter,
-  limits: {
-    fileSize: 5 * 1024 * 1024 // 5MB limit
-  }
-}).single('profileImage');
-
-// Configure storage for message images
-const messageImageStorage = multer.diskStorage({
-  destination: function (req, file, cb) {
-    cb(null, path.join(__dirname, '../uploads/messages'));
-  },
-  filename: function (req, file, cb) {
-    // Generate unique filename: uuid + original extension
-    const uniqueId = uuidv4();
-    const ext = path.extname(file.originalname);
-    cb(null, `${uniqueId}${ext}`);
-  }
-});
-
-// Create multer upload middleware for message images
-const uploadMessageImage = multer({
-  storage: messageImageStorage,
-  fileFilter: imageFileFilter,
-  limits: {
-    fileSize: 5 * 1024 * 1024 // 5MB limit
-  }
-}).single('image');
-
-// Configure storage for forum images
-const forumImageStorage = multer.diskStorage({
-  destination: function (req, file, cb) {
-    cb(null, path.join(__dirname, '../uploads/forum'));
-  },
-  filename: function (req, file, cb) {
-    const uniqueId = uuidv4();
-    const ext = path.extname(file.originalname);
-    cb(null, `${uniqueId}${ext}`);
-  }
-});
-
-// Factory function to create forum image upload middleware
-const createForumImageUpload = (maxFiles) => {
-  return multer({
-    storage: forumImageStorage,
-    fileFilter: imageFileFilter,
-    limits: {
-      fileSize: 5 * 1024 * 1024 // 5MB limit per file
-    }
-  }).array('images', maxFiles);
-};
-
-// Create multer upload middleware for forum post images (up to 5 images)
-const uploadForumPostImages = createForumImageUpload(5);
-
-// Create multer upload middleware for forum comment images (up to 3 images)
-const uploadForumCommentImages = createForumImageUpload(3);
-
-module.exports = {
-  uploadProfileImage,
-  uploadMessageImage,
-  uploadForumPostImages,
-  uploadForumCommentImages
-};